EP2665667A2 - Bobine destinée à recevoir un produit à enrouler et système de séparation de bobine - Google Patents

Bobine destinée à recevoir un produit à enrouler et système de séparation de bobine

Info

Publication number
EP2665667A2
EP2665667A2 EP12700792.0A EP12700792A EP2665667A2 EP 2665667 A2 EP2665667 A2 EP 2665667A2 EP 12700792 A EP12700792 A EP 12700792A EP 2665667 A2 EP2665667 A2 EP 2665667A2
Authority
EP
European Patent Office
Prior art keywords
coil
flange
latching
core
spool
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
EP12700792.0A
Other languages
German (de)
English (en)
Other versions
EP2665667B1 (fr
Inventor
Rainer Vockentanz
Steffen TROITZSCH
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Maschinenfabrik Niehoff GmbH and Co KG
Original Assignee
Maschinenfabrik Niehoff GmbH and Co KG
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
Application filed by Maschinenfabrik Niehoff GmbH and Co KG filed Critical Maschinenfabrik Niehoff GmbH and Co KG
Priority to PL12700792T priority Critical patent/PL2665667T3/pl
Publication of EP2665667A2 publication Critical patent/EP2665667A2/fr
Application granted granted Critical
Publication of EP2665667B1 publication Critical patent/EP2665667B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/10—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers
    • B65H54/103—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers for making packages of specified shapes or on specified types of bobbins, tubes, cores, or formers forming frusto-conical packages or forming packages on frusto-conical bobbins, tubes, cores or formers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H54/00—Winding, coiling, or depositing filamentary material
    • B65H54/02—Winding and traversing material on to reels, bobbins, tubes, or like package cores or formers
    • B65H54/40—Arrangements for rotating packages
    • B65H54/54—Arrangements for supporting cores or formers at winding stations; Securing cores or formers to driving members
    • B65H54/543—Securing cores or holders to supporting or driving members, e.g. collapsible mandrels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/04—Kinds or types
    • B65H75/08—Kinds or types of circular or polygonal cross-section
    • B65H75/14—Kinds or types of circular or polygonal cross-section with two end flanges
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/22—Constructional details collapsible; with removable parts
    • B65H75/2218—Collapsible hubs
    • B65H75/2227—Collapsible hubs with a flange fixed to the hub part
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/22—Constructional details collapsible; with removable parts
    • B65H75/2254—Constructional details collapsible; with removable parts with particular joining means for releasably connecting parts
    • B65H75/2281—Snap-fit connections
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
    • B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
    • B65H75/18—Constructional details
    • B65H75/30—Arrangements to facilitate driving or braking
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
    • B65H2701/00—Handled material; Storage means
    • B65H2701/30—Handled filamentary material
    • B65H2701/31—Textiles threads or artificial strands of filaments

Definitions

  • the present invention relates to a coil for receiving winding material and a corresponding coil subsystem according to the preamble of the independent claims.
  • the invention further relates to corresponding methods for fixing and loosening parts of the coil subsystem and for winding such a coil by means of a carrier coil.
  • the winding spool comprises a substantially rotationally symmetrical conical winding core whose first end has a smaller diameter than its second end.
  • a first flange is releasably connected to the first end of the winding core, a second flange is fixedly connected to the second end of the winding core.
  • the detachable connection between the first flange and the first end of the winding core is realized in this winding coil by segment separations provided on the first flange, which engages in corresponding latching openings provided at the first end of the winding core.
  • Rundumrastung provided, which is in engagement with an oppositely directed Rundumrastung the detachable flange.
  • Rundumrastung a locking system is realized, which is similar in function to the closures known in color buckets.
  • the realized in this winding coil positive connection between the hub and the removable Flange here is designed overall in such a way that both a mounting and dismantling of the flange by hand is possible.
  • one or more second latching regions are provided at the first end of the coil core and one or more second latching elements are provided on the first flange, wherein the second latching regions are arranged and / or configured on the coil core and the second latching elements are mounted on the first flange such that the second latching elements of the coil Flange in engagement with the corresponding second latching areas of the spool are provided when provided on the first flange first locking elements engage corresponding, provided at the first end of the spool first latching areas, whereby a positive connection between the first flange and the spool core is produced.
  • first flange at the first end of the spool core this is placed on the first end of the spool core and - if the angular position of the first and second locking elements relative to the angular position of the corresponding first and second detent areas does not match - relative to the spool core rotated until the angular position matches.
  • first locking elements of the first flange in engagement with the corresponding first latching portions of the spool core and at the same time the second locking elements of the first flange in engagement with the corresponding second latching areas of the spool core are brought by the first flange in the axial direction, preferably manually, is pressed onto the spool core.
  • relatively small forces are sufficient.
  • an engagement of the first and second latching areas and latching elements does not necessarily require a mutual rotation of the coil core and the first flange.
  • the coil is designed as a cost-effective disposable coil for single use, ie for a single winding with winding material and its one-time removal.
  • the wall thickness of the spool core is relatively thin and is typically 1 to 3 mm, preferably about 1, 5 mm. With this dimensioning, it may be necessary for the one-way coil itself to be provided with a correspondingly dimensioned, in particular during the winding process.
  • the first and second latching elements and latching areas can advantageously be designed so that a loosening of the first flange of the coil core without an additional device or a suitable special tool is no longer possible, so that the coil after use no longer readily, for example by manual actuation of a tear tab as in the known from WO 2005/070802 A1 reel spool can be disassembled.
  • the latching elements or latching areas can be deliberately designed so as to rule out as far as possible a misuse of the coil according to the invention, which is preferably provided as a disposable coil, as a divisible and possibly reusable coil.
  • the coil is designed as a reusable coil, which should again be available after winding with winding material and its removal for at least one further winding and removal of winding material.
  • a wall thickness of the coil core typically 2 to 5 mm, in particular approximately 3 mm, is provided.
  • a suitable material with a higher strength compared to the material used for the coil core of a disposable coil a higher mechanical stability of the coil core can be achieved.
  • Diameter is only the second flange can then be pushed into each other and stacked in this way space-saving.
  • the first flanges which are preferably likewise designed to be stackable, are transported separately to a winding station, where the first flanges are then fixed again, preferably just before the winding process, at the first end of the coil core.
  • first and second latching elements and latching areas can advantageously be configured such that simple manual and non-destructive disassembly of the first flange from the coil core is not possible without an additional device or a suitable special tool.
  • a tool is preferably introduced into the interior of the coil core, which brings at least partially out of engagement with the first and second latching elements in engagement with the first and / or second latching regions.
  • a tool for safe and non-destructive disassembly of the first flange of the bobbin has a conical punch, the lateral surface has an inclination against the axis of rotation, which substantially corresponds to the inclination of the inner circumferential surface of the spool.
  • a rod is provided, by means of which this introduced at the second end of the spool core in the interior and in the direction of the first Pushed the end of the bobbin, in particular pressed, is.
  • the shape and circumference of the punch are chosen so that it can be pushed into the region of the first latching regions and can abut there against the inner circumferential surface of the coil core.
  • first latching elements of the first flange engage from the outside into the first latching regions of the coil core, they are pressed radially outward by the circumferential region of the conical plunger in the region of the first latching regions and are disengaged or at least in such a form by a positive engagement solved that the first flange can be lifted from the first end of the spool.
  • the tool may for example have the shape of a loop-like band which is placed in the region of the first latching areas around the outer surface of the coil core and with a suitable mechanism can be contracted, whereby the first latching elements are pressed inwardly and are brought out of engagement with the first latching areas in this way.
  • the first latching regions provided at the first end of the coil core have different angular positions with respect to the axis of rotation of the coil core.
  • the first latching areas are each offset by an angle of about 45 °, that is, compared to a first latching area, the next first latching area is offset by 45 ° and the next-but one latching area is offset by 90 °.
  • the number and extent of the first latching areas can also be offset by smaller or larger angles. In principle, however, the angles can also be different in size. Overall, these measures on the one hand a favorable force distribution over the surface of the first flange and thus its reliable axial fixation and on the other hand a good rotation can be achieved.
  • the second latching regions located at the first end of the coil core have different angular positions with respect to the axis of rotation of the coil core.
  • the second latching areas may be e.g. each at an angle of about 45 ° - depending on the number and extent of the second latching areas but also by smaller or larger or different sized angles - be offset from each other. In this embodiment of the second latching areas, a particularly reliable fixation of the first flange on the spool core against rotation can be achieved.
  • At least one of the second latching regions has an angular position which coincides with the angular position of one of the first latching regions.
  • the first locking elements located on the flange have different angular positions with respect to the axis of rotation of the first flange.
  • the first locking elements are each at an angle of approximately 45 ° to each other. Depending on the number and extent of the first locking elements but these can also be spaced apart by smaller or larger angle. In principle, the angles can also be different in size. As a result, on the one hand, a favorable, in particular uniform, force distribution over the surface of the first flange and thus its reliable casual axial fixation and on the other hand a good rotation can be achieved.
  • the second locking elements on different angular positions with respect to the axis of rotation of the first flange.
  • the first locking elements are each offset by an angle of about 45 ° to each other.
  • these can also be offset from one another by smaller or larger angles or else by angles of different sizes. In this way, a reliable axial fixation of the flange can be achieved while reliably preventing rotation.
  • At least one of the second latching elements has an angular position which coincides with the angular position of one of the first latching elements.
  • at least a first and a second locking element on the same angular position.
  • the second latching regions are formed as projections and / or depressions at the first end of the coil core. This represents a possibility that is particularly easy to implement, to realize the second latching regions on the coil core. At the same time a particularly good rotation can be achieved by the projections or depressions.
  • the projections or recesses have an orientation parallel to the axis of rotation of the spool core.
  • the projections or depressions are in this case preferably arranged in the region of the end face of the first end of the coil core and in this case represent tooth-like or crenellated extensions or notches on the coil core shell.
  • the projections or depressions may also have an orientation parallel to the lateral surface of the coil core.
  • the projections or recesses, which are preferably arranged in the region of the end face of the first end of the spool core are designed, for example, as tooth-type or crenellated extensions or notches, which are preferably aligned with the, preferably conically tapering, spool core casing.
  • the second locking elements are formed as recesses and / or projections on the flange. In this way, the second locking elements on the first flange and a particularly good rotation can be realized easily.
  • the first locking elements and / or the second locking elements are integrally formed with the first flange.
  • the first flange, including latching elements may in this case be e.g. be produced as an injection molded part in a single operation, which is particularly favorable due to the associated cost advantages in terms of the advantageous use of the coil as a disposable coil.
  • intermediate regions are provided between the first latching elements provided on the first flange, which are adapted to the, in particular conical, shape of the coil core such that the intermediate regions abut in the region of the first end of the coil core when the first latching elements of the first flange in engagement with corresponding first latching areas on the spool core.
  • the intermediate regions preferably have an inner region, viewed in the radial direction, which is at an angle between approximately 3 ° and 9 °, in particular. particular about 6 °, is inclined relative to the axis of rotation of the flange. In this way, a reliable concern of the intermediate regions on the spool core can be realized in a simple manner.
  • the first latching elements are formed as axial projections on the first flange and the projections each have a latching lug, which can be brought into engagement with the corresponding first latching area at the first end of the coil core.
  • the axial projections in this case run substantially parallel to the axis of rotation of the first flange.
  • the respective latching lugs preferably project from one end of the axial projections in the direction of the axis of rotation, ie they point inwards in the radial direction substantially. In this way, a secure engagement of the first latching elements of the first flange in the first latching areas on the coil core can be realized in a simple manner.
  • the detent has a, in particular flat, chamfer, which, viewed in the radial direction, inside and opposite to the axis of rotation of the flange by an angle between about 20 ° and 40 °, in particular about 30 °, is inclined.
  • An area of the latching lug opposite the chamfer preferably runs perpendicular to the axis of rotation of the first flange.
  • the first locking elements can engage from the outside in the first latching regions at the first end of the spool core.
  • the first locking elements are in this case formed so that they can be pressed in a winding of the spool core with winding material through the winding material in the direction of the latching areas, in particular radially inward.
  • the first latching elements of the first flange engage in this case from the outside into the first latching areas in the coil core.
  • the first locking elements designed as projections with locking lugs are dimensioned and / or shaped in this case in such a way that the highest possible proportion of the forces exerted by the winding material are transmitted in the radial direction to the first locking elements.
  • the projections of the first locking elements extend substantially parallel to the axis of rotation of the first flange or to the lateral surface of the spool core.
  • the projections of the first locking elements relative to the coil core facing base surface of the first flange are so high that as many as possible, preferably a plurality of turns of the winding material can come to lie on these.
  • the height of the projections is preferably between 5 and 20 mm, in particular between 8 and 12 mm.
  • the method for winding a coil with winding material comprises the following steps: placing the coil on a carrier coil which has a, preferably conical, carrier coil core and at least one arranged at one end of the carrier coil core flange, and set the carrier coil in rotation, wherein the attached to the carrier coil coil is also set in rotation and is wound with supplied winding material.
  • This method is characterized in that the flange of the carrier coil with the aid of at least one provided on the flange of the support coil driver is positively coupled to a flange of the coil. Due to the positive coupling a particularly reliable transmission of torque from the staggered carrier coil is guaranteed to be wound with winding coil. This is particularly advantageous during acceleration and braking operations, where higher torques occur and can lead to the coil not being taken or not being reliably carried along by the rotating carrier coil and being prevented from moving
  • Rotation can be offset.
  • a particularly reliable winding of the coil according to the invention with winding material is achieved.
  • the spool is implemented as a one-way spool and the carrier spool as a standard or reusable spool through which the spool is supported during loading.
  • the spool is implemented as a one-way spool and the carrier spool as a standard or reusable spool through which the spool is supported during loading.
  • the inside of the coil core of the coil is at least partially located on the outside of the coil core of the carrier coil and is thereby coupled with this frictionally engaged.
  • This additional frictional coupling aids in the transmission of torque from the carrier coil to the spool, making the winding of the spool even more reliable.
  • the at least one provided on the flange of the support coil driver engages in the positive coupling in at least one space between each formed on the flange of the coil ribs.
  • the molded ribs which are provided primarily for mechanical reinforcement of the flange of the coil, at the same time serve for producing the positive connection, so that no additional provisions on the flange of the coil are required.
  • the coil according to the invention thus remains simple in construction.
  • a corresponding carrier coil for use in the above-described method for winding a coil has a, preferably conical,
  • a corresponding flange for such a carrier coil for use in the above-described method for winding a coil has a flat base and is characterized in that at least one driver is provided on the base through which the flange of the carrier coil with a flange one placed on the support coil coil can be positively coupled.
  • FIG. 1 shows two perspective views of an example of a spool core with a second flange fixed to the spool core;
  • FIG. 2 is a sectional view of the example shown in Fig. 1;
  • FIG. 3 shows a detail of the sectional representation shown in FIG. 2;
  • Fig. 4 is a plan view of an example of a first flange
  • FIG. 5 shows a cross section through the first flange shown in FIG. 4 along the line A - A;
  • FIG. 6 is a side view of the first flange shown in FIG. 4; FIG.
  • FIG. 7 shows a further cross section through the first flange shown in FIG. 4 along the line B-B;
  • FIG. 8 shows a detail of the cross section shown in FIG. 5;
  • FIG. Fig. 9 two perspective views of the example of a first flange;
  • FIG. 10 is a sectional view of the fixed first flange example shown in FIG. 1; FIG.
  • FIG. 1 1 is a sectional view of a partially placed on a carrier coil core coil.
  • FIG. 12 shows a sectional view of a coil completely placed on a carrier coil core;
  • FIG. 13 shows a flange for a carrier coil in a plan view (a), side view (b), first (c) and second (d) perspective view and a sectional view (e).
  • Figure 1 shows two perspective views of an example of a rotationally symmetrical conical bobbin 1 having a first end 2, which has a smaller diameter, and a second end 3, which has a larger diameter.
  • a second flange 4 is provided which is fixedly connected to the spool core 1 by this example is formed integrally with the spool core 1.
  • any other solid, non-detachable connection is possible.
  • first latching regions 10 are provided, which in the illustrated example are realized by elongated openings, in particular slots, in the region of the first end 2 of the spool core 1.
  • the first latching regions 10 may alternatively or additionally also be formed by recesses, in particular groove-shaped depressions or, in particular rib-like, elevations in the region of the first end 2 of the coil core 1.
  • second latching regions 11 are provided on the end face of the second end 2 of the coil core 1, which are realized in the illustrated example by tooth-like projections on the end face of the first end 2 of the coil core 1.
  • a total of eight first latching areas 10 and eight second latching areas 1 1 are provided at the second end 2 of the spool core 1.
  • more or less first or second latching regions 1 1 and 12 may be provided.
  • the number of first and second latching areas 10 and 1 1 is identical. But this can also be different.
  • six first latching regions 10 may be provided in the form of slot-shaped openings and only two second latching regions 1 1 in the form of tooth-like projections.
  • the individual first and second latching regions 10 and 11 each have a specific angular position relative to the axis of rotation of the conical coil core 1.
  • the first latching areas 10 and the second latching areas 1 1 are offset by equal angular intervals of 45 ° to each other.
  • the angular position of the first latching regions 10 is identical to the angular position of the second latching regions 11, ie, at a certain angle, there are both a first and a second latching region 10 or 11.
  • the first latching regions 10 have a different angular position than the second latching regions 11.
  • FIG. 2 shows a side view of the example shown in FIG. 1, the above explanations correspondingly apply in connection with FIG.
  • the angular position of the first and second latching regions 10 or 11 relative to the axis of rotation 6 of the coil core 1 is identical.
  • the diameter d1 of the first end 2 of the spool core 1 is smaller than the second diameter d2 of the second end 3 of the spool core 1.
  • Typical values of the first diameter d1 are about 180 mm, typical second
  • Diameter d2 is about 260 mm.
  • the outer diameter d3 of the second flange 4 is typically about 390 mm and can be selected significantly larger or smaller depending on the purpose and / or capacity of the coil. The same applies to the first and second diameters d1 and d2.
  • the conical wall of the spool core 1 is inclined relative to the axis of rotation 6 by typically 6 ° and typically has a wall thickness of 1, 5 mm.
  • a detail 13 of the example shown in FIG. 2 is shown enlarged in FIG.
  • One provided in the region of the first end 2 of the spool core 1 first latching area 10 in the form of a rectangular opening through the coil core 1 has a width d4 of about 5 mm and a length d5 of about 30 mm.
  • the height d6 of the second latching region 11 formed as a projection on the end face of the first end 2 is approximately 1.5 mm in this example.
  • the dimensioning of the first and second latching areas 10 and 11 can deviate significantly from the typical values given here by way of example only, either upward or downward.
  • Figure 4 shows a plan view of an example of a first flange 5, which can be placed on the first end 2 of the spool core 1 and thereby connected thereto.
  • the basic structure of the first flange 5 will be explained in more detail below with reference to Figures 5 to 7, wherein Figure 5 shows a cross section through the first flange 5 along the line A - A, Figure 6 is a side view of the first flange 5 and Figure 7 a further cross section through the first flange 5 along the line B - B shows.
  • the first flange 5 has a flat base surface 26 with a circular opening 8 which is arranged coaxially to the axis of rotation 7 of the first flange 5.
  • the base 26 is stabilized in its rear region by a plurality of molded ribs 27.
  • annular portion 28 On the ribs 27 opposite the front side of the base 26 an annular portion 28 is provided, which adjoins the circular opening 8 and is preferably integrally formed on the opening 8 of the first flange 5.
  • first locking elements 20 are provided, which are formed as projections which are aligned substantially parallel to the axis of rotation 7 of the flange 5 and at one end a locking lug 22 in the form of a radially inwardly, ie. tion axis 7 of the first flange 5 toward, directed projection.
  • second latching elements 21 are provided, which in the example shown are formed by gaps between intermediate areas 23 formed on the first flange 5.
  • the intermediate regions 23 have, in the region of the first flange 5 opposite the base surface 26, radial projections 25 which are separated from one another by the abovementioned gaps between the intermediate regions 23.
  • the second latching elements 21 can also be realized by other measures, e.g.
  • the second locking elements 21 are realized by radially projecting into the circular opening 8 of the first flange 5 ends of the ribs 27, between each of which a second Latching area 1 1, preferably in the form of an axial projection, brought into engagement and thus a rotation of the first flange 5 relative to the spool core 1 can be achieved.
  • the second latching regions 11 preferably formed as tooth-like projections on the end face of the coil core 1 (see FIGS. 1 to 3) and the second latching elements 21 on the first flange 5, preferably in the form of gaps or depressions, are arranged and dimensioned such that they engage with one another in FIG Intervention can be brought.
  • the first latching regions 10 are arranged and dimensioned at the first end 2 of the coil core 1 in the form of slot-like depressions or recesses such that the latching lugs 22 engage the first latching elements 20 on the first flange 5. can.
  • FIG. 8 shows an enlarged cutout 14 from the cross section through the first flange 5 shown in FIG. 5.
  • the first latching element 20 integrated in the inner circumference of the annular region 28 can be seen in the form of a projection which extends in parallel to an axis 7 'which preferably runs parallel to the axis of rotation 7 (see FIG. 5) of the first flange 5 or by a small angle, for example between 0.25 ° and 1 °, in particular 0.5 °, against it is inclined.
  • a locking lug 22 On the - viewed in the radial direction - the inner side of the axial projection of the first locking element 20 is a locking lug 22 having a bevel 24.
  • the bevel 24 is inclined relative to the axis 7 'and / or the axis of rotation 7 of the first flange 5 by an angle ⁇ between about 20 ° and 40 °, in particular about 30 °.
  • the height d7 of the lower end and the height d8 of the upper end of the locking lug 22 with respect to the rear plane of the first flange 5 is preferably about 20 mm or 25 mm.
  • the radial extent d9 of the locking lug 22 is preferably about 2 mm.
  • the dimensioning, arrangement and shape of the locking lug 22 can differ significantly from these sizes.
  • the radial extent d9 can be substantially greater than 2 mm, in order to ensure, for example, a particularly reliable fixation of the first flange 5 on the spool core 1, if, for example, the spool is to receive particularly large amounts of winding material.
  • FIG. 8 also shows the intermediate region 23 lying behind the first latching element 20, relative to the plane of the drawing, which has at its lower end a radial projection 25 which, together with the other projections (see FIGS. 4 and 5). Gaps or gaps forms, through which in the example shown, the second locking elements 21 can be realized.
  • the intermediate regions 23 are preferably inclined by an angle ⁇ between 3 ° and 9 °, in particular by about 6 °, against the axis 7 'and the axis of rotation 7 of the first flange 5 and preferably designed so that they on the lateral surface in the region of first end 2 of the spool core 1 can rest.
  • the intermediate regions 23 preferably rest against regions of the coil core 1 which are located between the first latching regions 10.
  • FIG. 9 shows two perspective views of the example of a first flange 5.
  • the lower part of the picture shows the first flange 5 essentially from the base 26, while the upper part of the picture shows the first flange essentially from its ribbed side 27.
  • the arrangement and configuration of the first latching elements 20 located within the annular region 28, including latching lugs 22 and the second latching elements 21 in the form of gaps or gaps between the intermediate regions 23 and their radial projections 25 are illustrated. For the rest, the above explanations apply accordingly.
  • FIG. 10 shows a sectional view of the example shown in FIG. 1 with a first fixed in the region of the first end 2 of the spool core 1 Flange 5 and one fixed in the region of the second end 3 second
  • first latching regions 10 in the form of slot-shaped recesses in the coil core 1 can be seen, in which latching lugs 22 of first latching elements 20 engage from the outside. With the exception of the laterally lying first locking elements 20, the remaining first locking elements are covered by the lateral surface of the spool core 1 and therefore not visible in the representation selected here.
  • second latching regions 1 1 can be seen, which engage in second latching elements, which are formed by areas between radial projections 25 on the first flange 5.
  • the first and second latching regions 10 and 1 1 and latching elements 20 and 21 are designed so that a simple and non-destructive release of the first flange 5 from the spool core 1 by hand is not possible.
  • the flange 5 by means of a suitable and adapted to the respective coil tool simple, fast and non-destructive from the bobbin 1 to solve.
  • the tool shown by way of example in FIG. 10 is shown only by dashed lines for reasons of clarity and comprises a punch 30 to which a rod 31 provided with a handle 32 is attached.
  • the tool is inserted from the second end 3 of the spool core 1 into the interior of the spool.
  • the punch 30 preferably has a conical shape, which is adapted to the shape of the inner circumferential surface of the spool core 1, in particular in the region of the first latching regions 10, and can be realized for example as a rotationally symmetrical disc or cap.
  • the punch 30 can be pushed by an operator by means of handle 32 and rod 31 in the direction 34 on the first end 2, where he can finally be brought into contact with the inner circumferential surface of the spool core 1 in the region of the first latching regions 10 and the in the first latching portions 10 of outwardly engaging latching lugs 22 of the first latching elements 20 each presses in the direction 35 radially outward.
  • first locking elements 20 are brought out of engagement with the corresponding first latching regions 10, so that the first flange 5 in the direction 34 can be easily lifted from the spool core 1.
  • a lifting of the first flange 5 in the direction 34 parallel to the axis of rotation 6 is not hindered by the still engaging second locking portions 1 1 and locking elements 21, as they contribute primarily in the example shown to an increased rotation and no additional Fixation in the direction 34 cause.
  • the tool in which (also) the second latching regions 1 1 or latching elements 21 cause an axial fixation of the first flange 5 on the spool core 1, the tool is to be designed so that this (also) the second latching regions 1 1 and latching elements 21st at least partially disengage, so as to allow a release of the first flange 5.
  • first latching elements 20 in particular the Rastna- sen 22, and / or the first latching regions 10, but it is also possible that the first flange 5 can be removed from the spool core 1 without any special effort when the locking lugs 22 by the punch 30 just a little bit in Direction 35 are pressed radially outward, but without bringing them completely out of engagement with the latching regions 10.
  • the axial forces acting in this state, ie in the case of a partial engagement, between the latching lugs 22 and the corresponding first latching areas 10 can be overcome by a relatively small force in the direction 34 when the first flange 5 is pulled off.
  • Figure 1 1 shows a sectional view of a coil 9 according to the invention, which is partially placed on a carrier coil core 41 of a support coil 49.
  • a first flange 5 and a second flange 4 are attached. The above statements on the attachment of the flanges 4 and 5 on the spool core 1 apply accordingly.
  • the coil 9 is designed in the example shown here as a disposable coil, wherein the wall thickness of the spool core 1 is relatively thin, and typically 1 mm to 3 mm, preferably about 1, 5 mm.
  • the carrier coil 49 in contrast, is designed as a reusable coil, in which the wall thickness of the carrier coil core 41 is greater than in the case of a disposable coil and is typically between 2 mm and 5 mm, in particular approximately 3 mm.
  • a second flange 44 is provided on one, in the representation chosen here upper end of the carrier coil core 41, which is fixedly connected to the carrier coil core 41, in which this is formed for example in one piece with the carrier coil core 41.
  • any other solid, in particular non-detachable, connection is possible here as well.
  • the other, in this illustration lower, end of the carrier coil core 41 is formed such that it can be releasably connected to a first flange 45 of the support coil 49.
  • a releasable connection can in this case be realized, for example, by segment detents provided on the first flange 41. the, which engage in corresponding, provided at the open end of the carrier coil core 41 latching openings, such as in the off
  • two drivers 42 are provided which, for example, are formed integrally with the first flange 45, for example by casting them together with the first flange 45 in an injection molding process. In principle, however, it is also possible to subsequently attach the drivers 42 to the first flange 45, for example by means of a plug or screw connection or by gluing.
  • the first flange 5 of the coil 1 has a substantially flat base plate 26, at the rear side, i. the side facing away from the spool core 1, ribs 27 are formed whose function is primarily in mechanically stabilizing the base plate 26 of the flange 5.
  • ribs 27 are formed whose function is primarily in mechanically stabilizing the base plate 26 of the flange 5.
  • At least part of the integrally formed on the base plate 26 ribs 27 is arranged so that they form a gap in which the respective driver 42 can engage the first flange 45 of the support coil 49, when the coil 9 is placed entirely on the carrier coil core 41 and the first flange 45, preferably releasably, is secured to the open end of the support spool core 41. This is shown in FIG.
  • the coupling of the two coils 9 and 49 is additionally reinforced in that the inside of the spool core 1 of the coil 9 at least partially abuts against the outside of the carrier coil core 41 of the carrier coil 49 and thereby the spool core 1 is frictionally coupled to the carrier coil core 41.
  • the coupled coils 9 and 49 can now be used in a winding device (not shown), in which the carrier coil 49 is set in rotation about the axis of symmetry 6. This can preferably take place in that the first flange 45 of the carrier coil 49 is placed on a Spulenaufnah- me, which is driven by a motor and thereby set in rotation.
  • the second flange 44 of the support coil 49 is coupled to a further coil receiving, which is also rotatably mounted, but does not have to be driven by a motor and essentially serves for the mechanical stabilization of the rotating coils 9 and 49 during the Bewickeins.
  • FIG. 13 shows a first flange 45 of the carrier coil 49 in different representations.
  • retaining projections 43 can be seen, by means of which the first flange 45 at the lower end of the carrier coil core 41 of the support coil 49 can be releasably attached by the holding projections 43 corresponding latching projections which are arranged at the free end of the carrier coil core 41 , attack.
  • WO 94/13570 A1 For further details on the configuration of the retaining projections 43 and the corresponding latching projections on the carrier coil core 41, reference is made to WO 94/13570 A1.
  • two drivers 42 can be seen in the plan view (a) shown. These are formed in the present example on one side of the base plate 46 of the first flange 45, as the side view (b), the first perspective view (c) and the sectional view (e) can be removed.
  • the second perspective view (d) shows the first flange 45 of the support coil 49 from the rear side of the base plate 46, which is provided there with a plurality of reinforcing ribs 47.

Landscapes

  • Storage Of Web-Like Or Filamentary Materials (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)

Abstract

L'invention concerne une bobine destinée à recevoir un produit à enrouler, comprenant un moyeu de bobine (1) à symétrie de rotation, en particulier conique destiné à recevoir le produit à enrouler, le moyeu de bobine (1) comportant une première extrémité (2) et une ou plusieurs premières zones d'encliquetage (10). Ladite bobine comprend également une première joue munie d'un ou de plusieurs premiers éléments d'encliquetage. L'invention vise à permettre une fixation de la première joue sur le moyeu de bobine (1) aussi fiable que possible, en présence d'une structure simplifiée. A cet effet, une ou plusieurs deuxièmes zones d'encliquetage (11) sont agencées sur la première extrémité (2) du moyeu de bobine (1) et un ou plusieurs deuxièmes éléments d'encliquetage sont agencés sur la première joue. Dans ce cadre, les deuxièmes zones d'encliquetage (11) sont réalisées sur le moyeu de bobine (1) et les deuxièmes éléments d'encliquetage sont réalisés sur la première joue de telle manière que les deuxièmes éléments d'encliquetage sont mis en prise avec des deuxièmes zones d'encliquetage (11) correspondantes, lorsque les premiers éléments d'encliquetage sont mis en prise avec des premières zones d'encliquetage (10) correspondantes.
EP12700792.0A 2011-01-21 2012-01-19 Bobine destinée à recevoir un produit à enrouler et système de séparation de bobine Not-in-force EP2665667B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PL12700792T PL2665667T3 (pl) 2011-01-21 2012-01-19 Szpula do przyjmowania materiału nawojowego oraz system podziału szpuli

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011009091A DE102011009091A1 (de) 2011-01-21 2011-01-21 Spule zur Aufnahme von Wickelgut sowie Spulenteilesystem
PCT/EP2012/000246 WO2012098001A2 (fr) 2011-01-21 2012-01-19 Bobine destinée à recevoir un produit à enrouler et système de séparation de bobine

Publications (2)

Publication Number Publication Date
EP2665667A2 true EP2665667A2 (fr) 2013-11-27
EP2665667B1 EP2665667B1 (fr) 2015-09-09

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Application Number Title Priority Date Filing Date
EP12700792.0A Not-in-force EP2665667B1 (fr) 2011-01-21 2012-01-19 Bobine destinée à recevoir un produit à enrouler et système de séparation de bobine

Country Status (14)

Country Link
US (1) US20140312159A1 (fr)
EP (1) EP2665667B1 (fr)
CN (1) CN103608277A (fr)
BR (1) BR112013018635A2 (fr)
DE (1) DE102011009091A1 (fr)
ES (1) ES2555283T3 (fr)
HU (1) HUE025648T2 (fr)
MA (1) MA34821B1 (fr)
MX (1) MX335940B (fr)
PL (1) PL2665667T3 (fr)
PT (1) PT2665667E (fr)
RU (1) RU2577395C2 (fr)
TN (1) TN2013000305A1 (fr)
WO (1) WO2012098001A2 (fr)

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Also Published As

Publication number Publication date
MX2013008486A (es) 2013-12-06
PT2665667E (pt) 2015-12-31
ES2555283T3 (es) 2015-12-30
PL2665667T3 (pl) 2016-02-29
MA34821B1 (fr) 2014-01-02
WO2012098001A2 (fr) 2012-07-26
CN103608277A (zh) 2014-02-26
RU2013138747A (ru) 2015-02-27
MX335940B (es) 2016-01-04
BR112013018635A2 (pt) 2016-10-18
US20140312159A1 (en) 2014-10-23
RU2577395C2 (ru) 2016-03-20
DE102011009091A1 (de) 2012-07-26
EP2665667B1 (fr) 2015-09-09
WO2012098001A3 (fr) 2012-11-01
HUE025648T2 (en) 2016-04-28
TN2013000305A1 (en) 2015-01-20

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