WO2009129986A1 - Unité de compression pour un banc d'étirage de machine textile - Google Patents

Unité de compression pour un banc d'étirage de machine textile Download PDF

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Publication number
WO2009129986A1
WO2009129986A1 PCT/EP2009/002878 EP2009002878W WO2009129986A1 WO 2009129986 A1 WO2009129986 A1 WO 2009129986A1 EP 2009002878 W EP2009002878 W EP 2009002878W WO 2009129986 A1 WO2009129986 A1 WO 2009129986A1
Authority
WO
WIPO (PCT)
Prior art keywords
compressor unit
wear
unit according
bearing
drafting
Prior art date
Application number
PCT/EP2009/002878
Other languages
German (de)
English (en)
Other versions
WO2009129986A8 (fr
Inventor
Gerd Stahlecker
Karlheinz Huber
Original Assignee
Spindelfabrik Suessen Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=41111951&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2009129986(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Spindelfabrik Suessen Gmbh filed Critical Spindelfabrik Suessen Gmbh
Priority to CN2009801150639A priority Critical patent/CN102037170B/zh
Priority to EP09734722.3A priority patent/EP2300646B1/fr
Priority to BRPI0910483A priority patent/BRPI0910483B1/pt
Priority to JP2011505414A priority patent/JP5426659B2/ja
Publication of WO2009129986A1 publication Critical patent/WO2009129986A1/fr
Publication of WO2009129986A8 publication Critical patent/WO2009129986A8/fr

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H5/00—Drafting machines or arrangements ; Threading of roving into drafting machine
    • D01H5/18—Drafting machines or arrangements without fallers or like pinned bars
    • D01H5/70—Constructional features of drafting elements
    • D01H5/72—Fibre-condensing guides

Definitions

  • the invention relates to a compressor unit for a drafting system of a textile machine, with at least one compression channel for a finished distorted fiber structure and with a support surface for positioning the compressor unit on a drafting roller, wherein the support surface is arranged in the region of the compression channel and the compression channel is open to the support surface.
  • a compressor unit of the aforementioned type is known from WO 03/095723 A1.
  • the known compressor unit includes a bearing surface for a lower roller of the drafting system.
  • the dimension of the support surface in the circumferential direction of the lower roller corresponds approximately to the length of the compression channel. This dimension is compared to the height of the compressor unit - seen perpendicular to the support surface - very small.
  • the contact between the bearing surface and lower roller can not always be sufficiently ensured due to vibrations and vibrations occurring. This affects the compaction effect.
  • a further development of the compressor unit is known from WO 2006/005207 A1, in which the support surface extends laterally beyond the covers of the upper rollers of the drafting system and is enlarged there in the circumferential direction of the drafting roller , Since the bearing surface must be made very precisely, the increase in the bearing surface causes a greatly increased manufacturing effort, especially since the compressor unit is made of wear-resistant material.
  • the support surface must be processed by a complex grinding process to ensure a sufficiently good positioning of the compressor unit on the lower roller.
  • CN 2734787 Y a compressor unit of the aforementioned type is known which extends over two adjacent drafting systems. There are provided two bearing surfaces for a lower roller of the drafting system, which are spaced apart in the axial direction of the drafting roller.
  • the support stability of the compressor unit on the drafting roller corresponds to the compressor unit known from WO 03/095723 A1.
  • WO 03/095723 A1 also a non-generic compressor unit is known in which an extremely large bearing surface is provided for the lower roller of the drafting system.
  • the compressor unit is placed on the lower roller in the manner of a clasp.
  • the bearing surface on the compressor unit encloses more than half of the circumference of the lower roller.
  • the compressor unit can not be lifted off the lower roller and also contains no compression channel open towards the bearing surface.
  • the invention has for its object to provide an improved compressor unit.
  • the compressor unit includes at least one further bearing surface for the drafting roller, which is spaced in the circumferential direction of a can be brought into contact with the bearing surfaces drafting roller of the support surface in the region of the compression channel.
  • a compressor unit with two spaced-apart in the circumferential direction of the drafting roller bearing surfaces has the advantage that the compressor unit can be very well positioned on the lower roller of the drafting system.
  • the compressor unit is very safe on the drafting roller, so that even with any machine vibrations occurring lifting of the support surface in the region of the compression channel can be avoided.
  • a compressor unit with two mutually separate bearing surfaces has the advantage that the individual bearing surfaces can each be made very small.
  • the production cost of two small bearing surfaces is less than for a continuous large bearing surface, especially when the bearing surfaces of a wear-resistant material, such as ceramic, exist.
  • a bearing surface is understood to mean that the bearing surface in the region of the compression channel is referred to as “an” surface, even if it is “divided” into one or more compression channels by one or more compression channels
  • an surface Even if it is “divided” into one or more compression channels by one or more compression channels
  • part of the support surface must “remain” on both sides of the compression channel in order to prevent the Seal the compression channel to the peripheral surface of the drafting roller.
  • the two parts of the bearing surface form a functional unit and are therefore referred to as "a bearing surface.” Even if several compression channels are arranged in the region of a bearing surface, the designation remains "a bearing surface”.
  • the compressor unit is understood literally to mean that the "unit” can be formed by an assembly consisting of several parts and whose parts are captively connected to one another, but the components do not necessarily have to be immovably connected to each other and can also be dismantled
  • the "unit” represents an independently tradable item.
  • the distance between two circumferentially spaced support surfaces is preferably more than 5 mm and is advantageously in a range between 6 mm and 22 mm.
  • a distance between two circumferentially spaced bearing surfaces between 7 mm and 15 mm, in particular between 7.5 mm and 9.5 mm, is advantageous.
  • At least the bearing surface in the region of the compression channel is concavely curved, wherein the curvature is adapted to the peripheral surface of a cylinder.
  • the diameter of the cylinder, to which the curvature of the bearing surface is adapted advantageously corresponds very precisely to the outside diameter of the drafting roller, so that the bearing surface and the compressor unit are very precisely positioned on the drafting roller in the operating state
  • the tunnel-shaped compression channel has baffles which are directly adjacent to the support surface, and only through the peripheral surface of the drafting roller does it become the bearing surface open compression channel to a closed channel. This has the advantage that the circumferential surface of the drafting roller serves as a transport element for the fiber structure in the compression zone. It is preferably provided that at least two bearing surfaces are concavely curved, with all curvatures are adapted to the peripheral surface of a common cylinder.
  • the bearing surfaces of the compressor unit have a length in the circumferential direction of the reachable with the contact surfaces drafting roller of at most 14 mm, advantageously of at most 10 mm and more preferably of at most 8 mm on.
  • the length is considered as the arc length in each section perpendicular to the center line of the concave bearing surface.
  • a support surface which is at a distance from the bearing surface in the region of the compression channel, convex or flat.
  • the second bearing surface serves primarily to stabilize the compressor unit. For this purpose, it is sufficient if a line or point contact is provided between the second bearing surface and the peripheral surface of the drafting roller. This is particularly advantageous if this support surface is supported in an uneven area of the drafting roller.
  • the compressor unit is formed integrally with the bearing surfaces at least. This means that the compression channel, the support surface in the region of the compression channel and the support surface spaced therefrom in the circumferential direction are arranged on a single component of the compressor unit.
  • This component is advantageously made of a wear-resistant material that is well malleable, for example, a wear-resistant plastic, which may advantageously contain hard and / or wear-reducing additives.
  • the compressor unit is designed in several parts.
  • the compressor unit preferably contains a holder and at least one wear-resistant component.
  • a support surface for the drafting roller is arranged on a wear-resistant component. Due to the multi-part, in each case the material optimally suitable for the function can be selected in different areas of the compressor unit with different functions.
  • the compressor unit is provided at the points with a wear-resistant component, the subject to increased wear, for example because they come into contact with the fiber structure.
  • a compression channel for a finished distorted fiber structure is arranged on a wear-resistant component.
  • the wear-resistant component which consists for example of a hard metal or preferably of ceramic, is thereby easier to manufacture.
  • the holder is a component of the compressor unit and may also be referred to as the "unit of the compressor unit.”
  • One or more wear resistant components are mounted on the holder and the holder assumes part of the positioning of the compression channel so that the support surface does not need to ensure positioning alone The support surface can thereby be kept very small, in particular in the circumferential direction of the drafting roller, so that the manufacture of the wear-resistant component is simplified.
  • a wear-resistant component can be arranged to be movable, for example oscillating, on the holder of the compressor unit. This has the advantage that when the compressor unit is placed on the drafting roller, the bearing surface arranged on the wear-resistant component adapts to the circumferential surface of the drafting roller. In the manufacture of the compressor unit therefore relatively large tolerances are allowed.
  • the wear-resistant component is preferably movable only to a limited extent.
  • the mobility can advantageously be stiff, so that therefore a movement of the wear-resistant component requires a certain force.
  • the relatively large forces acting on the drafting roller when placing the compressor unit can thus align the wear-resistant component. Due to the stiffness is avoided, however, that the wear-resistant component moves even during vibration occurring during operation and loses its orientation to the lower roller.
  • the wear-resistant component is arranged interchangeably on the holder of the compressor unit.
  • a replaceable wear-resistant component allows replacement of the wear-resistant component on the compressor unit when the wear-resistant component is worn out after a long period of use or when damaged in a fault trap.
  • a wear-resistant component is arranged immovably on the compressor unit.
  • Different approaches are advantageous for the immovable connection of the wear-resistant component to the holder.
  • a press connection between the holder and a wear-resistant component is present.
  • a non-positive press connection has the advantage that the immovable connection immediately after the Pressing process is fully loadable.
  • the wear-resistant component is integrally connected to the holder.
  • a cohesive connection can preferably be produced by soldering or gluing.
  • a wear-resistant component can be embedded in the still soft material of the holder, in an adhesive or in a solder and is immovably fixed by curing.
  • the compressor unit contains, in addition to a compression channel for a finished distorted fiber structure, a further guide surface for a fiber structure.
  • a guide surface is provided for a fiber structure in the main drafting zone of the drafting system.
  • the guide surface is - viewed in the transport direction of the fiber strand - arranged upstream of the compression channel.
  • the guide surface for the fiber structure may be a convex guide surface which can be used for deflecting the fiber structure from the drafting plane.
  • the guide surface may also be funnel-shaped to densify the fiber strand in the main draft zone. It is advantageous that the guide surface for the fiber structure in the main draft zone is arranged on a wear-resistant component.
  • the compressor unit has at least one guide surface for a yarn.
  • a guide surface for a yarn can reduce the wear of an elastic cover on the top roller bounding the compaction zone.
  • the compressor unit may have exactly two bearing surfaces for the drafting roller. This embodiment is particularly advantageous for a compressor unit associated with a single drafting arrangement.
  • a configuration is advantageous in which at least three bearing surfaces are provided on the compressor unit, wherein two bearing surfaces are spaced apart in the circumferential direction of the drafting roller which can be brought into contact with the bearing surfaces, and wherein two bearing surfaces in Axial direction of the drafting roller are spaced from each other.
  • the compressor unit can be used for two adjacent drafting systems, wherein the compressor unit has at least two compression channels for ready-warped fiber composites of adjacent drafting systems.
  • the Compressor unit In the area of the compression channels, the Compressor unit on a first and a second support surface.
  • the compressor unit has at least one further bearing surface, which is spaced in the circumferential direction of the drafting roller from the first bearing surface and the second bearing surface.
  • the first bearing surface is preferably spaced from the second bearing surface only in the axial direction of a drafting roller which can be brought into contact with the bearing surfaces.
  • the first and the second bearing surface in the region of the adjacent drafting systems are preferably each arranged on a wear-resistant component, which contains at least one compression channel for a completely distorted fiber structure and is attached to a holder of the compressor unit.
  • the compressor unit may comprise three bearing surfaces for the drafting roller, wherein the first bearing surface is spaced from the second bearing surface only in the axial direction of a drafting roller which can be brought into contact with the bearing surfaces, wherein the third bearing surface can be brought into contact with the bearing surfaces in the circumferential direction Drafting roller is spaced from the first and second bearing surface, and wherein the third bearing surface - seen in the axial direction of a contacting with the bearing surfaces drafting roller - is arranged approximately in the middle between the first and the second bearing surface.
  • This embodiment is particularly advantageous for a compressor unit that can be used for two adjacent drafting systems. The three contact surfaces ensure a good and stable positioning of the compressor unit.
  • the compressor unit includes four bearing surfaces for the drafting roller, which are spaced from each other.
  • the first bearing surface is spaced apart from the second bearing surface only in the axial direction of the drafting roller and the third bearing surface is spaced from the fourth bearing surface only in the axial direction.
  • the third and fourth bearing surfaces preferably have approximately the same distance from each other as the first and second bearing surfaces.
  • the compressor unit preferably contains a guide surface for a fiber structure in the region of the third and the fourth support surface.
  • a compressor unit for two adjacent drafting systems with two compaction channels for a finished warped fiber structure and two guide surfaces for a fiber strand can be very advantageously combined with a pressure roller assembly containing two pressure roller twins with top rollers for the adjacent drafting systems.
  • the compressor unit includes a holder and four wear-resistant components, wherein on each wear-resistant component a support surface for positioning the compressor unit is arranged on a drafting roller, wherein two wear-resistant components have at least one compression channel for a finished warped fiber structure, and wherein two wear-resistant Components have at least one guide surface for a fiber structure.
  • the holder may comprise a continuous rod, for example made of steel and preferably cylindrical, which extends between two wear-resistant components assigned to two adjacent drafting arrangements, and the ends project into the wear-resistant components.
  • the rod has a diameter of at least 2 mm or more, in particular 3 mm or more, in at least one region. The ends of the rods protrude as a pin out of the holder and each form a receptacle for a wear-resistant component.
  • the compressor unit in a further embodiment of the invention, it is advantageous for the compressor unit to have means for fastening the compressor unit to a pressure roller assembly, in particular to a base body of a pressure roller assembly.
  • the compressor unit can be lifted together with the pressure roller assembly of the drafting roller.
  • the connecting means attach the compressor unit movable on the pressure roller assembly, so that the compressor unit is not lost even when lifting the pressure roller assembly of the drafting roller and can only move controlled.
  • the means for securing the compressor unit to the pressure roller assembly may include a loading element for generating a bearing force on the bearing surfaces of the compressor unit.
  • the loading element is preferably designed as a spring, in particular as a leaf spring.
  • the compressor unit preferably has a receptacle for a loading element.
  • the spring may be attached to the holder of the compressor unit, wherein a joint is advantageous between the loading element and the holder.
  • the other end of the spring can be fastened in the pressure roller assembly, preferably on the base body of the pressure roller assembly.
  • the loading element with the compressor unit forms an assembly which can be used in a pressure roller assembly and also easily replaceable.
  • the strength of the loading element can be adapted to the requirements of the compressor unit.
  • the receptacle for a loading element on the compressor unit can also be contacted by a loading element contained in the printing roll unit, which in the region of the receptacle has its loading force on the compressor unit transfers.
  • the compressor unit may include a receptacle for a magnet and / or a magnet as a loading element.
  • the compressor unit may have at least one stop surface for positioning the compressor unit in the circumferential direction of a drafting roller which can be brought into contact with the bearing surfaces.
  • the abutment surface for positioning in the circumferential direction causes the compressor unit is not entrained by the rotation of the drafting roller.
  • the compression channel is precisely positioned by the abutment surface with respect to the nip lines of the top rollers.
  • the stop surface is preferably supported on a component of the pressure roller assembly.
  • a stop surface for positioning in the circumferential direction is arranged centrally between two bearing surfaces for the drafting roller when the compressor unit is designed for two adjacent drafting units.
  • FIG. 1 shows a sectional and enlarged side view of a partially illustrated drafting of a textile machine with a pressure roller assembly and a compressor unit
  • FIG. 2 shows a view in the direction of the arrow II of FIG. 1 on the compressor unit
  • FIG. 3 shows a view similar to FIG. 1 of a variant of a pressure roller assembly and a compressor unit
  • FIG. 4 shows a view in the direction of the arrow IV of FIG. 3 of the compressor unit
  • FIG. 5 shows a view of a wear-resistant component with a compression channel cut along the sectional surface VV of FIG. 3
  • FIG. 6 shows a view similar to FIG. 1 of a variant of a pressure roller assembly and a compressor unit
  • Figure 7 is a view in the direction of arrow VII of Figure 6 on the compressor unit.
  • a drafting 1 of a textile machine is shown very schematically.
  • the drafting system 1 is designed as a double apron drafting system.
  • the drafting system 1 is arranged on a spinning machine, preferably on a ring spinning machine.
  • the drafting system 1 warps in a conventional manner a fed in the transport direction A fiber strand 2 of staple fibers to the desired fineness.
  • the fiber structure 2 is warped by a plurality of roller pairs arranged one behind the other in the transport direction A, which can be driven in the transport direction A with increasing peripheral speed. Of the roller pairs, only the pair of output rollers 3, 4 is shown, at the nip line 5 of the delay of the fiber structure 2 is completed.
  • the pairs of rollers, and also the pair of rollers 3, 4, consist of a drivable lower roller 3 and a freely rotatable, to the lower roller 3 can be pressed upper roller 4.
  • the upper roller 4 is provided with a cover made of a rubber-elastic material and is pressed against the lower roller 3, so that the fiber structure 2 is clamped at the nip line 5 between the drafting rollers 3 and 4.
  • the top rollers are held in a swing-open load carrier 6.
  • the roller pair upstream of the pair of output rollers 3, 4 are assigned guide straps 7 and 8 in a manner known per se.
  • the guide straps 7 and 8 guide the fiber structure 2 in the main draft zone of the drafting system 1, which extends from the nip line, not shown, of the pair of guide belts 7, 8 looped roller pair to the nip line 5.
  • the upper roller 4 and the other upper rollers, not shown, are designed as so-called Druckwalzenzwillinge.
  • a printing roll twin consists of two top rollers, which are assigned to adjacent drafting units 1 and T, and which have a common axis 9.
  • the two top rollers of the pressure roller twin 4 are designed as "Loswalzen", that is, the two top rollers are freely rotatably mounted on the non-rotating axis 9.
  • the load carrier 6 is in the middle between two adjacent drafting 1 and 1 'and arranged holds the pressure roller twin 4 at the axis 9.
  • the lower roller 3 is formed as over a plurality of adjacent drafting 1, 1 'continuous drafting roller.
  • a swirl member not shown, for example, a ring spindle, fed and there is the finished yarn 10.
  • the finished warped fiber structure 11 is passed after the nip line 5 through a compression zone 12, in which the fiber structure 11 is compacted and compacted.
  • the finished distorted fiber structure 11 rests on the peripheral surface 13 of the lower roller 3 and is thus transported through the compression zone 12.
  • the fiber structure 11 is guided through a compression channel 14.
  • the compression channel 14 is designed tunnel-shaped and open to the lower roller 3.
  • the lower roller 3 is associated with a second upper roller 15, which forms a nip 16 with the lower roller 3, which ends the compression zone 12. Subsequent to the nip line 16, the compressed fiber structure is twisted into a yarn 10 by being fed in withdrawal direction B to a swirl element (not shown). The nip 16 forms a spin stop and ensures that the fiber structure 11 remains free of rotation in the compression zone 12.
  • the printing roll twin 15 forms together with the printing roll twin 4 a pressure roller assembly 18.
  • the pressure roller assembly 18 includes a base body 19 in which the two pressure roller twins 4, 15 are accommodated on their axes 9, 17.
  • the printing roll unit 18 forms its own structural unit, which is mounted replaceably on the load carrier 6.
  • the pressure roller twins 4 and 15 are arranged in the pressure roller assembly 18 so that the top rollers of the pressure roller twins 4 and 15 do not touch each other and that the top rollers are placed on a common drafting roller 3.
  • the axes 9 and 17 are advantageously aligned as parallel as possible in the base body 19.
  • the attachment of the pressure roller assembly 18 on the load carrier 6 is preferably such that the pressure roller assembly 18 is movable to some extent and can align when placing on the drafting roller 3.
  • the attachment of the pressure roller assembly 18 on the load carrier 6 preferably allows a pendulum movement of the pressure roller assembly 18 about two mutually perpendicular imaginary axes, the both are perpendicular to the axis 9.
  • the printing roll unit 18 also includes a compressor unit 20, which the Compression channel 14 contains.
  • the compressor unit 20 is arranged in the region between the top rollers 4 and 15.
  • the compressor unit 20 is shown in Figures 1 to 7 in different embodiments, which will be explained in more detail below. To identify the different embodiments, the reference numeral 20 is supplemented by the figure of the corresponding figure.
  • the compressor unit of Figures 1 and 2 is given the reference numeral 120, the compressor unit of Figures 3 to 5, the reference numeral 320 and the compressor unit, Figures 6 and 7, the reference numeral 620. If a compressor unit of all embodiments is meant, the reference numeral 20 is used, otherwise Numeral called the special embodiment.
  • the compactor unit 20 is movably mounted on the printing drum assembly 18, at least one means 21 for fixing the compactor unit 20 to the printing drum assembly 18 is provided.
  • the connecting means 21 are advantageous. In any case, cause the means 21 for securing that the compressor unit 20 does not accidentally fall out of the pressure roller assembly 18 and does not move uncontrollably on the pressure roller assembly 18.
  • the connecting means 21 enable the transmission of at least one force from the pressure roller assembly 18 to the compressor unit 20.
  • the means 21 for fastening are attached to the main body 19 of the pressure roller assembly 18 or to a part of a pressure roller twin 4, 15.
  • the receptacle 62 for the top roller 4 can be adapted to the requirements of the pressure roller assembly 18 on the load carrier 6.
  • the existing spinning machine can be converted to a drafting system 1 with compression zone 12, so that after the conversion, a yarn 10 with improved quality can be produced.
  • a leaf spring 22 may be provided.
  • the leaf spring 122 can, as shown in Figures 1 and 2, be attached to the load carrier 6 and press with its free end on the base body 19 of the pressure roller assembly 18. Another advantageous embodiment is shown in FIG. There, the leaf spring 322 is attached to the main body 19 of the printing roll unit 18 and is supported by its free end on Load carrier 6 from.
  • a guide surface 23 for the fiber structure 2 in the main draft zone.
  • a guide surface 23 can improve the quality of the distorted fiber structure 11.
  • the guide surface 23 is arranged in the transport direction A upstream of the compression channel 14 on the compressor unit 20.
  • the guide surface 23 serves to guide the fiber structure 2 downstream of the guide straps 7, 8 and upstream of the nip line 5.
  • the compressor unit 20 contains a guide surface 24 for the yarn 10.
  • the guide surface 24 is disposed downstream of the compression channel 14 and serves to guide the yarn 10 following the nip line 16. By a guide surface 24 of the contact area of the yarn 10 can be reduced with the top roller 15, so that the wear of the cover of the upper roller 15th reduced.
  • FIGS. 1 and 2 show a first advantageous embodiment of a compressor unit 120.
  • the compressor unit 120 is designed in several parts.
  • the compressor unit 120 includes a holder 25 and three wear-resistant components 141, 142 and 143, which are immovably connected to the holder 25.
  • the holder 25 practically forms a base body for the compressor unit 120, to which the wear-resistant components 141, 142, 143 are attached.
  • the compressor unit 120 extends over two adjacent drafting units 1 and 1 'and contains two compression channels 14 and 14' for the finished warped fiber assemblies 11 and 11 'of the adjacent drafting units 1 and 1'.
  • the compressor unit 120 includes a bearing surface 131 for positioning the compressor unit 120 on the drafting roller 3, which is arranged in the region of the compression channel 14.
  • the compressor unit 120 includes a third support surface 133 for the drafting roller 3, which is spaced in the circumferential direction C of the lower roller 3 from the support surface 131 and from the support surface 132.
  • the circumferential direction C of the lower roller 3 and the axial direction D of the lower roller 3 is indicated by a double arrow.
  • the representation of Figure 1 shows a view exactly in the axial direction D.
  • the support surface 132 is spaced from the support surface 131 only in the axial direction D, in the circumferential direction C are the bearing surfaces 131 and 132 in the same position.
  • the compressor unit 120 has three spaced bearing surfaces 131, 132 and 133, which ensure a stable support of the compressor unit 120 on the lower roller 3. It is ensured that the compressor unit 120 rests securely on the lower roller 3 even in the event of vibrations occurring and does not tilt.
  • the third bearing surface 133 is arranged approximately in the middle between the first bearing surface 131 and the second bearing surface 132.
  • the three bearing surfaces 131, 132, 133 are each on a separate wear-resistant component
  • the compressor unit 120 is replaced by the wear-resistant components 141,
  • the wear-resistant components 141 and 142 also each include a compression channel 14.
  • the bearing surfaces 131 and 132 in the region of the compression channels 14 and 14 ' are concavely curved, wherein the curvature is adapted to the peripheral surface of a cylinder. As a result, the sealing of the tunnel-shaped compression channel 14 to the lower roller 3 is ensured.
  • the support surface 133 is preferably flat or convex.
  • the wear-resistant component 143 can also be dispensed with in a not-shown embodiment, and the third support surface 133 can be arranged directly on the holder 25.
  • the lower roller 3 is provided in the region of the drafting systems 1 and 1 'usually on its outer periphery 13 with a corrugation.
  • the lower roller 3 can be made smooth and without corrugation.
  • the wear on the support surface 133 is lower, so that the wear-resistant component 133 can be dispensed with.
  • each wear-resistant component 141, 142, 143 has a receptacle 45 for an element of the compressor unit 120.
  • the holder 25 in turn has a receptacle 26 for the wear-resistant component 131.
  • the receptacles 26 and 45 may be coordinated with each other so that a frictional press connection between the holder 25 and the wear-resistant member 131 is present. If the holder 25 is designed as an injection-molded part, it is advantageous that a portion of the wear-resistant component 131 is encapsulated by the material of the holder 25.
  • the wear-resistant component can for this purpose be inserted into the injection mold of the holder 25, so that the liquid material flows around the receptacle 45 of the wear-resistant component 131.
  • the recording 45 can then have projections and / or profiles in a non-illustrated embodiment, to ensure a particularly good fixation in the material of the holder 25.
  • the other two wear-resistant components 142 and 143 are designed analogously and fastened in the compressor unit 120.
  • the three wear-resistant components 141, 142, 143 are aligned with each other and connected in the aligned state with the holder 25.
  • the injection mold for the holder 25 has a convexly curved surface which is adapted to the circumferential surface of a cylinder and onto which the wear-resistant components can be placed.
  • the convexly curved and the peripheral surface of a cylinder adapted surface in the injection mold simulates the drafting roller 3 and ensures that the compressor unit 120 rests well on the drafting roller 3 after fixing the wear-resistant components.
  • Each wear-resistant component 141, 142, 143 has a relatively small bearing surface 131, 132, 133, which can be produced with good accuracy even when manufacturing the wear-resistant component from a very hard material without too much manufacturing effort.
  • By aligning the wear-resistant components 141, 142, 143 to each other can be dispensed with a post-processing of the support surfaces 131, 132, 133 after fixing the wear-resistant components on the holder 25 in most cases. If a post-processing of the bearing surfaces is provided, this may be minor.
  • the compressor unit 120 is movably mounted on the base body 19 of the pressure roller assembly 18 via means 21 for fastening.
  • the fastening means 21 comprise a sliding guide 50, a loading element 27 and a captive securing device 52.
  • the loading element 27 is a helical compression spring.
  • the compressor unit 120 has a receptacle 28 for the helical compression spring 27.
  • the helical compression spring 27 is seated in the receptacle 28 and is supported against the base body 19.
  • the loading element 27 thereby generates a bearing force on the bearing surfaces 131, 132, 133.
  • the helical compression spring 27 is arranged in the axial direction D in the middle between the bearing surfaces 131 and 132.
  • the compressor unit 120 may include a magnet 29.
  • the helical compression spring 27 can be dispensed with, depending on the application.
  • the loading element 27 is pneumatically actuated.
  • the helical compression spring 27 can be arranged in the receptacle 28 a pressurized air cushion-shaped element (not shown), which is the Bearing force generated.
  • the cushion-shaped element is preferably designed autonomously without compressed air supply.
  • the sliding guide 50 as part of the connecting means 21 provides a defined mobility of the compressor unit 120.
  • the compressor unit 120 includes a stop surface 51 for positioning compressor unit 120 in the circumferential direction C of the drafting roller 3.
  • the compressor unit 120 has the tendency by the rotation of the drafting roller 3 in the circumferential direction C. to be taken.
  • the stop surface 51 defines itself defined on the base body 19.
  • the stop surface 51 is arranged centrally between the two compression channels 14 and 14 '.
  • the connecting means 21 comprise a clip 52, which forms a captive securing device for the compressor unit 120.
  • the clip 52 prevents the compressor unit 120 from slipping out of the slide guide 50 when the pressure roller assembly 18 is lifted from the lower roller 3.
  • the compressor unit 120 contains at least one guide surface 23 or 23 'for the fiber structure 2.
  • the guide surface 23 may guide the fiber structure 2 in the form of a cylindrical guide element and possibly slightly deflect it from the shortest imaginary connecting line between the outlet of the guide straps 7, 8 and the nip line 5.
  • the fiber structure 2 then wraps around a part of the convex guide surface 23.
  • the guide surface 23 may be arranged on a wear-resistant component, which - as indicated by the dashed lines - is attached to the holder 25.
  • the guide surface 23 is designed for the fiber structure 2 as a tapered guide channel, which already causes a compression of the fiber structure 2 in the main draft zone.
  • an enlarged compressor unit 120 which additionally contains guide surfaces 24, 24 'for the yarn 10.
  • the guide surfaces 24 may also be arranged on wear-resistant components which are immovably connected to the holder 25.
  • FIGS. 3 to 5 show a second embodiment of a compressor unit 320.
  • the compressor unit 320 can be used for two adjacent drafting units 1 and 1 '.
  • the compressor unit 320 includes two compression channels 14, 14 'for finished warped fiber composites 11, 11'.
  • the compressor unit 320 includes a first support surface 331 for positioning the Compressor unit 320 on a drafting roller 3, which is arranged in the region of the compression channel 14.
  • the support surface 331 is separated by the compression channel 14 into two parts that do not touch. Nevertheless, in the sense of the present patent application, only one bearing surface 331 in the region of the compression channel 14 is discussed.
  • the compressor unit 320 has a second bearing surface 332 for the drafting roller 3, which is arranged in the region of the compression channel 14 '.
  • the compressor unit 320 includes two further bearing surfaces 333 and 334, which are spaced in the circumferential direction C of the bearing surfaces 331 and 332.
  • the distance in the circumferential direction C is preferably 7.5 mm to 9.5 mm in order to ensure a stable support of the compressor unit 320.
  • the first bearing surface 331 is spaced from the second bearing surface 332 only in the axial direction D of the drafting roller 3 which can be brought into contact with the bearing surfaces.
  • the third bearing surface 333 is spaced apart from the fourth bearing surface 334 only in the axial direction D of the drafting roller 3.
  • the compressor unit 320 contains a guide surface 23 for a fiber structure 2 in the area of the third support surface 333 and a guide surface 23 'in the region of the fourth bearing surface 334.
  • the guide surfaces 23 and 23' are configured as tunnel-shaped compression channels, which are open to the bearing surface 333 and 334, respectively.
  • the guide surfaces 23 cause a compression of the fiber structure 2 in the main drafting zone of the drafting system 1.
  • the guide surfaces 23 may possibly deflect the fiber structure 2 somewhat from the stretching field plane, as shown in the guide surface 23 in Figure 1.
  • the two guide surfaces 23, 23 'for the fiber structure 2, 2' are approximately the same distance apart as the two compression channels 14, 14 ' the finished warped fiber structure 11, 11 '.
  • the compressor unit 320 is formed in several parts and includes a holder 25 and four wear-resistant components 341, 342, 343 and 344, which are immovably connected to the holder 25. At each wear-resistant component 341, 342, 343, 344, a support surface 331, 332, 333, 334 for positioning the compressor unit 320 on the lower roller 3 is arranged.
  • the wear-resistant components 341 and 342 have at least one compression channel 14 and 14 'for a completely warped fiber structure 11, 11'.
  • the wear-resistant components 341 and 342 can also be referred to as compressor components.
  • the wear-resistant components 343 and 344 each have a guide surface 23, 23 'for a fiber structure 2, 2'.
  • the bearing surfaces 331, 332, 333 and 334 are concavely curved, with all the bulges being adapted to the peripheral surface of a common cylinder.
  • "Cylinder” is understood here as a designation of a geometric base body, which occupies the place of the drafting roller 3, which is later present in the operating state, during the production of the compressor unit 320.
  • the receptacle 26 is formed by a pin 53 which protrudes from the holder 25.
  • the compressor unit 320 includes a rod 54. The rod 54 is inserted into the holder 25 and a protruding end of the rod 54 forms the pin 53rd
  • the wear-resistant component 341 has a receptacle 45 for the pin 53 protruding from the holder 25.
  • the receptacle 45 is formed by a blind hole.
  • the blind hole 45 may be slightly conical, for example when the wear-resistant component 341 is made of ceramic.
  • the wear-resistant member 341 includes a second receptacle 45 '.
  • the receptacle 45 ' is also formed as a blind hole. It is located - seen in a section along the center line of the concave support surface 331 - with respect to the compression channel 14 on the opposite side as the receptacle 45.
  • the wear-resistant component shown in Figure 5 can be both as wear-resistant component 341 and as a wear-resistant component 342 use. The variety of parts of the wear-resistant components can be reduced thereby. If the wear-resistant component shown in FIG. 5 is used as a wear-resistant component 342, it is fastened to the holder 25 with the receptacle 45 '. The blind hole 45 then remains empty.
  • the rod 54 from the drafting system 1 through to the drafting 1 'executed.
  • the rod 54 is preferably made of hardened steel.
  • the rod 54 extends between two adjacent drafting units 1 and 1 'associated wear-resistant components 341 and 342.
  • the ends 53 of the rod 54 project into the wear-resistant components 341 and 342 inside.
  • the rod 54 has a diameter of at least 2 mm or more in at least one region.
  • the rod 54 has a diameter of 3 mm or more.
  • the blind hole 45 has a diameter which is slightly larger than the diameter of the pin 53. As a result, the wear-resistant component 341 on the pin 53 can still align.
  • the gap between pin 53 and blind hole 45 is filled by the adhesive.
  • the arc length of the support surface 331 - seen in each section perpendicular to the center line of the support surface 331 - is less than 10 mm and preferably even less than 8 mm, to facilitate the production of the wear-resistant component 341.
  • the center line of the support surface 331 corresponds to the center line of the cylinder, on whose peripheral surface the curvature of the support surface 331 is adjusted.
  • the support surface 331 must be very accurate so that the tunnel-shaped compression channel 14 rests tightly on the lower roller 3 with its guide walls 46 immediately adjacent to the support surface 331.
  • the center line of the blind hole 45 extends parallel to the center line of the support surface 331.
  • the compression channel 14 extends - in a section along the center line of the blind hole 45, so as shown in Figure 5 - below the base 47 of the blind hole 45. At the same time runs the compression channel 14th below the base 47 'of the second blind hole 45'.
  • This embodiment has the advantage that the compression channel 14 does not cross with a blind hole 45. Due to the small arc length of the support surface 331 and the associated small outer dimensions of the wear-resistant component 341 above the support surface 331 in conjunction with the large diameter of the blind hole 45 can be prevented so that the compression channel 14 is cut by a blind hole 45.
  • the wear-resistant components 343 and 344 are designed analogously to the wear-resistant component 341. Instead of the compression channel 14, a guide surface 23 is provided.
  • the compressor unit 320 includes a second rod 56, the ends 55 of which protrude from the holder 25 in a pin-like manner, analogously to the rod 54, in order to receive the wear-resistant components 343 and 344 at their blind holes 45.
  • the wear-resistant components 341, 342, 343, 344 are arranged cantilevered on the holder 25 of the compressor unit 320, since they are attached to the compressor unit 320 only on one side.
  • the holder 25 and its attachment region, ie the receptacle 26, is-as can be seen in particular in FIG. 5 -only on one side of the compression channel 14.
  • the wear-resistant long and prismatic design along the center line of the concave support surface 331 Component 341 is connected only at its end face with the holder 25.
  • the elongated wear-resistant components 341, 342, 343, 344 which are cantilever-mounted on load, in particular in the circumferential direction C alone, may not be sufficiently stable.
  • the stabilizing member 57 is not connected to the holder 25.
  • the stabilizing component 57 designed as a kind of "yoke" connects two wear-resistant components 342 and 344 with each other.
  • the stabilizing member 57 increases the stability of the cantilevered wear resistant members 342 and 344 at elevated circumferential direction loads C.
  • the stabilizing member 57 may preferably be a correspondingly curved round profile.
  • the stabilizing member 57 may preferably be mounted in the unused receptacles or blind holes 45 of the wear resistant members 342 and 344.
  • the wear-resistant components 341 and 343 can be connected to a stabilizing component, not shown.
  • the compressor unit 320 is preferably produced such that the wear-resistant components 341, 342, 343 and 344 are prefabricated and preferably completely finished.
  • the holder 25 with the receptacles 26 for the wear-resistant components is also prefabricated.
  • the receptacles 45 on the wear-resistant components 341, 342, 343, 344 are dimensionally adjusted so that they have to the recordings 26 game.
  • the wear-resistant components are fixed by adhesive bonding on the holder 25.
  • an auxiliary device having a convexly curved surface adapted to the peripheral surface of a cylinder is used. The diameter of the cylinder corresponds as closely as possible to the diameter of the drafting roller 3.
  • the compressor unit 320 is held in this state until the adhesive hardens and fixes the wear-resistant components on the holder 25.
  • the compressor unit 320 is in most cases ready for use.
  • the bearing surfaces 331, 332, 333, 334 after fixing the wear-resistant components 341, 342, 343, 344 on the holder 25 finally still be ground once to improve the support of the compressor unit 320 on the drafting roller 3 even further.
  • a connecting means 21 in the form of a leaf spring 58 is provided for fixing the compressor unit 320 on the pressure roller assembly 18.
  • the leaf spring 58 is at the same time a loading element for generating a bearing force on the bearing surfaces 331, 332, 333, 334.
  • the leaf spring 58 is fastened with a screw 59 on the base body 19 of the pressure roller assembly 18. Together with the leaf spring 58, the screw 59 can also attach the leaf spring 322 to the base body 19.
  • the compressor unit 320 may include a magnet 29 shown in dashed lines.
  • the compressor unit 320 has a receptacle 28 for the leaf spring 58.
  • the receptacle 28 is in the form of a hinge, which is preferably formed by a cylindrical pin 63, around which the leaf spring 58 is bent around.
  • the compressor unit 320 is movable and can be aligned when placing the pressure roller assembly 18 on the lower roller 3, so that the bearing surfaces 331, 332, 333 and 334 rest well on the peripheral surface 13. Due to the leaf spring 58 bent around the journal of the joint 28, the compressor unit 320 can not fall out of the pressure roller assembly 18.
  • the captive 52 is thus formed by the loading element 58.
  • the assembly of the compressor unit 320 includes the loading element 58.
  • the leaf spring 58 is thus supplied with the compressor unit 320 and may be adapted in its loading force to the requirements of this particular compressor unit 320.
  • the compressor unit 320 For positioning the compressor unit 320 in the circumferential direction C, the compressor unit 320 has a stop surface 51, which is preferably arranged centrally between the wear-resistant components 341 and 342. In an embodiment, not shown, two spaced stop surfaces 51 may be provided, which are arranged symmetrically between the two wear-resistant components 341 and 342.
  • the stop surface 51 is supported on Base 19 or on the axis 17 from.
  • the surface 61 for supporting the abutment surface 51 is designed on the base body 19 such that it has a constant radius about the center line of the pressure roller axis 17. It is thereby ensured even then a correct position of the compressor unit 320 when the top rollers 4, 15, in particular the top roller 4, are reground when worn on their elastic covers.
  • the holder 25 of the compressor unit 320 is enlarged downstream of the compression channels 14, 14 'in dashed lines
  • the guide surfaces 24, 24 'can be formed by a rod 60 inserted into the holder 25.
  • the wear-resistant components with the guide surfaces 24, 24 'can likewise have bearing surfaces for the drafting roller 3, and can for example be designed and fastened analogously to the wear-resistant component 341.
  • the compressor unit 320 may also be arranged pivotably in the base body 19 of the pressure roller assembly 18.
  • a cylindrical pin can be arranged which fixes the compressor unit 320 to the main body 19 as a connecting means.
  • the compressor unit 320 is pivotable about the centerline of the pin. If the compressor unit 320 is attached to a pin, it may be sufficient if the compressor unit 320 has only two bearing surfaces 331 and 332. On the support surfaces 333 and 334 in the region of the guide surfaces 23 and 23 'may then be waived if necessary.
  • the guide surfaces 23, 23 'can preferably be formed directly by the outer circumference of a somewhat extended rod 56.
  • the rod 56 for example made of hardened steel, then forms a wear-resistant component attached to the holder 25.
  • FIGS. 6 and 7 show a third embodiment of a compressor unit 620.
  • the compressor unit 620 is associated with only one drafting device 1 and contains a compression channel 14 for a finished warped fiber structure 11.
  • the compressor unit 620 includes a bearing surface 631 for positioning the compressor unit 620 on the drafting roller 3, which is arranged in the region of the compression channel 14.
  • the support surface 631 is concave and adapted to the peripheral surface 13.
  • the compressor unit 620 is designed in several parts and includes a holder 25 and a wear-resistant member 641 which is immovably connected to the holder 25.
  • the bearing surface 631 is arranged on the wear-resistant component 641.
  • the compressor unit 620 includes a further bearing surface 633 for the drafting roller 3, which is spaced in the circumferential direction C of the support surface 631.
  • the support surface 633 may be flat or convex.
  • the bearing surface 633 is preferably arranged on a wear-resistant component 643. Alternatively, the bearing surface 633 may be arranged directly on the compressor unit 620 even without a wear-resistant component 643.
  • the attachment of the wear-resistant components 641 and 643 is preferably carried out as has already been described in relation to the other figures.
  • a third support surface 632 (shown in phantom), which is preferably also arranged on a wear-resistant component.
  • the bearing surfaces 631, 632, 633 and the loading element 27 are preferably arranged relative to one another such that the loading element in the view of FIG. 7 lies within an imaginary surface formed by the imaginary shortest connecting lines between the centers of the bearing surfaces 631, 632 and 633 ,
  • the compressor unit 620 is designed only for a single drafting system 1 and thereby has the advantage that possibly occurring disturbances on the drafting system 1 can not be transferred to the adjacent drafting system 1 '. However, it is, as in the other embodiments, a pressure roller assembly 18 for two adjacent drafting 1, 1 'is provided. In the pressure roller assembly 18, two separate compressor units 620 and 620 'are arranged, which are preferably designed mirror-symmetrical to each other. The compressor units 620 and 620 "are mounted separately movable on the printing drum assembly 18.
  • Means 21 for fastening the compressor unit 620 to the pressure roller assembly 18 are provided, which include a sliding guide 50, a clip 52 as captive and a helical compression spring 27 as a loading element for generating a bearing force on the support surface 631, 633.
  • the sliding guide 50 can also be dispensed with.
  • the compressor unit 620 can be hung with connecting means 21 'on the axis 17 of the pressure roller twin 15 and pivotable about the axis 17, as shown in dashed lines in Figure 6.
  • a stop surface 51 is provided for positioning the compressor unit 620 in the circumferential direction C, which is supported on the axis 17. In this case, can be dispensed with the support surface 632, the spring 27 and the captive 52 remain, however, as shown.
  • the compressor unit 620 may include a guide surface 23 for the fiber structure 2 and / or a guide surface 24 for the yarn 10.
  • the guide surfaces 23 and 24 may be designed analogously to the embodiments already described with reference to the other figures. It may also be advantageous to arrange the support surface 633 in the region of the guide surface 23, and to provide there a wear-resistant component similar to the wear-resistant component 343.
  • the wear-resistant member 641 is cantilevered to the compressor unit 620.
  • the means 21 for fastening the compressor unit 620 can thereby be arranged in the region between the drafting units 1, 1 ', where the space is less cramped than between the covers of the pressure roller twins 4 and 15 on the support surface 631 opposite side of the wear-resistant component 641st
  • the compressor unit 20 may also be made in one piece without wear-resistant components 41, 42, 43, 44.
  • the compressor unit 120 shown in FIGS. 1 and 2 may be designed using a wear-resistant plastic such that the bearing surfaces 131, 132 and 133 are arranged directly on the compressor unit 120.
  • the compressor unit 320 can also be made in one piece with its bearing surfaces 331, 332, 333 and 334.
  • the compressor unit 20 is advantageously produced as an injection molded part made of a plastic material.
  • the plastic may contain additives such as glass fibers or glass beads to improve wear properties.
  • a one-piece design of the compressor unit 20 and the compression channel 14 and a guide surface 23 is integrated directly.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Treatment Of Fiber Materials (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Compressor (AREA)

Abstract

L'invention concerne une unité de compression pour un banc d'étirage de machine textile, comportant au moins un canal de compression (14) pour un assemblage de fibres étiré. L'unité de compression comporte une première surface support (131) qui est destinée au positionnement de l'unité de compression sur un rouleau du banc d'étirage (3) et placée dans la zone du canal de compression, lequel est ouvert en direction de la surface support. L'unité de compression comporte au moins une autre surface support (133) pour le rouleau du banc d'étirage, cette surface support étant séparée de la première surface support dans la zone du canal de compression, dans le sens périphérique du rouleau du banc d'étirage.
PCT/EP2009/002878 2008-04-24 2009-04-21 Unité de compression pour un banc d'étirage de machine textile WO2009129986A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN2009801150639A CN102037170B (zh) 2008-04-24 2009-04-21 用于纺织机的牵伸装置的凝聚单元
EP09734722.3A EP2300646B1 (fr) 2008-04-24 2009-04-21 Unité de compression pour un banc d'étirage de machine textile
BRPI0910483A BRPI0910483B1 (pt) 2008-04-24 2009-04-21 unidade de compressor para um banco de estiragem de uma máquina têxtil e agregado de rolos de pressão
JP2011505414A JP5426659B2 (ja) 2008-04-24 2009-04-21 繊維機械のドラフトユニット用の凝縮ユニット

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE102008022283.6 2008-04-24
DE102008022283 2008-04-24
DE102008057617.4 2008-11-11
DE102008057617A DE102008057617A1 (de) 2008-04-24 2008-11-11 Verdichtereinheit und Druckwalzenaggregat für ein Streckwerk einer Textilmaschine
DE102008057667.0 2008-11-11
DE102008057667A DE102008057667A1 (de) 2008-04-24 2008-11-11 Verdichtereinheit für ein Streckwerk einer Textilmaschine

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Publication Number Publication Date
WO2009129986A1 true WO2009129986A1 (fr) 2009-10-29
WO2009129986A8 WO2009129986A8 (fr) 2011-02-17

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PCT/EP2009/002878 WO2009129986A1 (fr) 2008-04-24 2009-04-21 Unité de compression pour un banc d'étirage de machine textile
PCT/EP2009/002879 WO2009129987A2 (fr) 2008-04-24 2009-04-21 Unité de compression et ensemble rouleaux presseurs pour un banc d'étirage de machine textile
PCT/EP2009/002880 WO2009129988A1 (fr) 2008-04-24 2009-04-21 Unité de compression pour un banc d'étirage de machine textile

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PCT/EP2009/002880 WO2009129988A1 (fr) 2008-04-24 2009-04-21 Unité de compression pour un banc d'étirage de machine textile

Country Status (7)

Country Link
EP (4) EP2291560B1 (fr)
JP (4) JP2011518962A (fr)
CN (3) CN102037170B (fr)
BR (3) BRPI0910726B1 (fr)
DE (3) DE102008057617A1 (fr)
ES (2) ES2587270T3 (fr)
WO (3) WO2009129986A1 (fr)

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CH705308A1 (de) * 2011-07-25 2013-01-31 Rieter Ag Maschf Verdichtungsvorrichtung für eine Spinnmaschine.
BR112014006742B1 (pt) * 2011-09-21 2021-02-09 Reinhard Konig unidade de dobramento-estiramento, e, dispositivo de fiação-tricotagem
DE102012003179A1 (de) * 2012-02-17 2013-08-22 Oerlikon Textile Components Gmbh Streckwerk zum Verziehen eines Vorgarns
DE102012003180A1 (de) * 2012-02-17 2013-08-22 Oerlikon Textile Components Gmbh Streckwerk zum Verziehen eines Vorgarns
CN102704064A (zh) * 2012-07-06 2012-10-03 常熟市天豪机械有限公司 手柄可调式摇架装置
CN103469384A (zh) * 2013-09-13 2013-12-25 常熟市建华织造有限责任公司 一种耐磨型紧密纺用网格圈
CN104233533A (zh) * 2014-10-10 2014-12-24 常德市恒天纺织机械有限公司 一种板簧摇架加压机构
DE102015104808A1 (de) 2015-03-27 2016-09-29 Maschinenfabrik Rieter Ag Verdichtereinheit
DE102015109269A1 (de) * 2015-05-18 2016-11-24 Maschinenfabrik Rieter Ag Belastungsträger für Oberwalzen eines Streckwerks und Druckfeder
DE102015112662A1 (de) * 2015-07-31 2017-02-02 Maschinenfabrik Rieter Ag Verdichtereinheit für ein Streckwerk einer Textilmaschine
DE102016109170A1 (de) * 2016-05-19 2017-11-23 Maschinenfabrik Rieter Ag Käfigaggregat und Führungselement
CN105926093A (zh) * 2016-06-27 2016-09-07 无锡吉森机械科技有限公司 一种用于加弹机的塑料皮圈架
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ES2587270T3 (es) 2016-10-21
JP2011518963A (ja) 2011-06-30
DE102008057667A1 (de) 2009-10-29
JP5663066B2 (ja) 2015-02-04
JP5361989B2 (ja) 2013-12-04
DE102008057668A1 (de) 2009-10-29
BRPI0910483A2 (pt) 2017-11-14
BRPI0910483B1 (pt) 2019-09-10
CN102027164A (zh) 2011-04-20
CN102016142B (zh) 2014-03-12
BRPI0910772B1 (pt) 2019-10-15
JP5426659B2 (ja) 2014-02-26
ES2561843T3 (es) 2016-03-01
EP2291560A2 (fr) 2011-03-09
CN102037170A (zh) 2011-04-27
WO2009129988A1 (fr) 2009-10-29
JP2011518961A (ja) 2011-06-30
WO2009129987A3 (fr) 2010-01-21
CN102037170B (zh) 2013-10-30
CN102016142A (zh) 2011-04-13
DE102008057617A1 (de) 2009-11-05
EP2314743A1 (fr) 2011-04-27
BRPI0910772A2 (pt) 2015-09-29
WO2009129986A8 (fr) 2011-02-17
WO2009129987A2 (fr) 2009-10-29
JP2014001492A (ja) 2014-01-09
EP2300647A1 (fr) 2011-03-30
BRPI0910726B1 (pt) 2019-10-15
BRPI0910726A2 (pt) 2015-09-29
CN102027164B (zh) 2012-12-05
JP2011518962A (ja) 2011-06-30
EP2300646B1 (fr) 2017-03-08
EP2314743B1 (fr) 2015-12-02
EP2291560B1 (fr) 2016-07-06
EP2300647B1 (fr) 2014-07-02
EP2300646A1 (fr) 2011-03-30

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