EP3141639B1 - Dispositif de fixation pour element de peigne sur un peigne rond - Google Patents

Dispositif de fixation pour element de peigne sur un peigne rond Download PDF

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Publication number
EP3141639B1
EP3141639B1 EP16186210.7A EP16186210A EP3141639B1 EP 3141639 B1 EP3141639 B1 EP 3141639B1 EP 16186210 A EP16186210 A EP 16186210A EP 3141639 B1 EP3141639 B1 EP 3141639B1
Authority
EP
European Patent Office
Prior art keywords
base body
comb
end section
circular comb
fastening element
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.)
Not-in-force
Application number
EP16186210.7A
Other languages
German (de)
English (en)
Other versions
EP3141639A1 (fr
Inventor
Arnold VETTERLI
Markus SCHILTER
Urs Müller
Urs Schiltknecht
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.)
Graf und Cie AG
Original Assignee
Graf und Cie AG
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 Graf und Cie AG filed Critical Graf und Cie AG
Publication of EP3141639A1 publication Critical patent/EP3141639A1/fr
Application granted granted Critical
Publication of EP3141639B1 publication Critical patent/EP3141639B1/fr
Not-in-force legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/10—Construction, mounting, or operating features of combing elements
    • D01G19/105—Combing cylinders
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details
    • D01G19/10—Construction, mounting, or operating features of combing elements
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
    • D01G15/84—Card clothing; Manufacture thereof not otherwise provided for
    • D01G15/88—Card clothing; Manufacture thereof not otherwise provided for formed from metal sheets or strips
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G15/00—Carding machines or accessories; Card clothing; Burr-crushing or removing arrangements associated with carding or other preliminary-treatment machines
    • D01G15/84—Card clothing; Manufacture thereof not otherwise provided for
    • D01G15/92—Attaching card clothing to carding elements
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01G—PRELIMINARY TREATMENT OF FIBRES, e.g. FOR SPINNING
    • D01G19/00—Combing machines
    • D01G19/06—Details

Definitions

  • the invention relates to a round comb of a combing machine according to the preamble of claims 1 and 5.
  • the combing elements for a circular comb consist of several, provided with a tooth set tooth segments, which are held together by longitudinal bolts.
  • the longitudinal bolts protrude into holes which are provided in the toothed segments.
  • Several combing elements arranged one behind the other also called latches) form a combing segment with a closed combing surface.
  • the toothed segments of the respective combing element are provided with a dovetail-shaped recess, via which they are connected via a holding body with a base body of the circular comb.
  • the holding body is provided with a corresponding dovetail-shaped counter profile, via which it engages in the recess of the toothed segments and is held via a screw in a correspondingly formed recess of the base body.
  • a similar design is from the published CH 706 344 A2 known, with toothed racks are mounted on a support rod, which are connected via dovetail-shaped fastening means with a base body.
  • a screw connection is provided, via which the fastening means is connected to the base body.
  • maximum torques are given, via which the holding body, or the support rods for fastening the combing elements connected to the body, or clamped.
  • the center section of the fastening element carries at least one spring element which projects with a first end on a support surface of the second end section of the fastening element facing towards the center section and with its second end on the opposite support surface of the fastening element
  • Base body supports and the holding element has a latching point for the first end portion of the fastening element, in which the first end portion of the fastening element by a longitudinal displacement of the fastening element can be transferred by overcoming the spring force of the spring element.
  • the contact pressure of the respective combing element on the outer circumference of a main body of a circular comb is exclusively via the spring force, which is constructed during assembly by a longitudinal displacement of the respective fastening element in a locking position, or generated.
  • the holding element is at least partially formed as a hollow body, which has a, the base body opposite web provided with at least one passage opening with an elongated cross-section is whose outer cross-sectional shape corresponds to the largest cross-sectional shape of the first end portion, wherein the cross-sectional area of the passage opening projects beyond the cross-sectional area of the largest cross-sectional shape of the first end portion of the fastener and are provided within the hollow body in the region of the web recordings, which are arranged rotationally offset from the longitudinal direction of the through hole and form a detent position for the first end portion of the fastening element.
  • the fastener can be transferred without special tool in a locking position within the formed as a hollow body holding element.
  • the detent position of the fastener can be done by simply turning in the angular displacement recordings within the hollow body. This is on the one hand a quick assembly and disassembly possible, the fixation of the fasteners is secured in the mounted position.
  • the cross-sectional area of the opening of the base body projects beyond the largest cross-sectional area of the first end portion.
  • the middle section is provided with a radially outwardly extending collar whose outer diameter is formed in such a way that the fastening element is held captive in the main body.
  • the fasteners remain in a position from which they are ready for a quick installation of a new combing element.
  • the fastener is at least partially made of plastic.
  • the collar to secure the fastener in a first passage through the opening of the body slightly dodge in the radial direction.
  • the fasteners have a low weight, which has an advantageous effect in relation to the mass of the circular comb to be accelerated.
  • the retaining element is designed as a hollow body, which has a, the base body opposite web, which is provided with a through hole into which the fastener protrudes with its central portion, which carries at least one spring element which is supported with a first end on a, the center portion facing support surface of the first end portion of the fastener and with its second end on a support surface of the web, which is located within the hollow profile and the second end portion of the fastener holding means, which the second Fix the end portion of the fastener in a locking position to the support surface of the body, in which it is transferred by a longitudinal displacement of the fastener against the spring force of the spring element.
  • the holding means consists of releasably connected to the second end portion of the fastener elements, which project beyond the cross-sectional area of the opening of the body at least partially.
  • the second end portion of the fastening means is designed as a threaded bolt whose outer diameter is smaller than the diameter of the adjoining center portion and the retaining means is a threaded nut.
  • Fig.1 shows a circular ridge 1 with a circular comb shaft 2 on which two rotatably mounted, spaced apart flanges 4 are mounted. This is especially true from the partial view X (after Fig. 1 ) in the Fig.2 refer to.
  • a base body 5 On a partial circumference of the flanges 4, a base body 5 is fixed, which carries on its peripheral surface U a plurality of combing elements K1 to K4 arranged one behind the other.
  • the combing elements K1-K4 have a holding bar H1-H4, on each of which garnish elements G1-G4 are fastened.
  • the clothing elements G1-G4 can be fastened, for example via a laser weld seam on the respective support rod H1-H4, as shown in the published EP 2650414 A1 is shown and described.
  • An inventive embodiment of the attachment of the front Kämmiatas K1 is in Fig.1 and in an enlarged partial view in Figure 3 shown.
  • the further combing elements K2 to K4 can, as in Fig.1 is indicated by dashed lines, be connected in the same way with the main body 5.
  • the main body 5 is provided in the contact area of the combing elements K1-K1 each with a first recess V1, which extends parallel to a rotation axis D of the circular comb shaft 2.
  • This depression V1 is formed by two supporting ribs S1, S2 arranged at a distance b from each other, which extend in a longitudinal direction L of the combing elements K1-K4, or parallel to the axis of rotation D, as well as from the plan view X (FIG Fig.1 ) of the Fig.2 can be seen.
  • the support rod H1 of the combing element K1 is supported with its base area F1 on these support ribs S1, S2.
  • a mutually arranged circular recesses V2 are provided, into which holding elements 10 at least partially protrude.
  • the respective recess V2 opens a through hole 12 which is provided with a, deviating from a circular surface cross-sectional area in order to assemble of the respective Kämmianas a fastener to perform partially in the form of a bolt-shaped bolt 6, as will be described below.
  • the cross-sectional shape of the through hole 12 is from the sectional view AA (after Figure 3 ) from the 3a refer to.
  • the cross-sectional area of the passage opening 12 has a central, circular area 20 with a diameter d1 and a slot-shaped area 21, which extends over the center of the circular area 20.
  • the slot-shaped region 21 (in short: slot) with a length l1 and a width b1 projects beyond the diameter of the circular region 20 on two sides with its longitudinal sides by an amount s.
  • the narrow side of the elongated hole 21 with the width b1 is smaller than the diameter d1 of the circular region 20.
  • a plurality of through holes 12 are provided at a distance a, over which bars 6 are carried out for fastening of the combing element K1.
  • the largest cross-sectional shape of the first end portion E1 of the bolt 6 corresponds approximately to the cross-sectional shape of the through hole 12, wherein during the passage of the first end portion E1 through the through hole 12, a small distance between the inner contour of the through hole 12 and the outer contour of the largest cross-sectional area of the first end portion E1 of the bolt 6 is present.
  • the end portion E1 has a cylindrical portion with a circular cross-sectional area 25 with a diameter d, which is provided on two opposite sides with outwardly projecting ribs N.
  • the outer dimension l2, which occupy the two ribs N is smaller than the Constell l1 'of the slot-shaped cross-sectional area 21' (short: slot) a through hole 16 of a web 11 of the holding element 10, which has a central, circular cross-sectional area 20 '.
  • the slot-shaped cross-sectional area 21 ' projects beyond the circular cross-sectional area on both sides by the dimension s' and has a width b1', which is smaller than the diameter d1 'of the circular cross-sectional area 20'.
  • the ribs N have a width b2 which is smaller than the width b1 'of the narrow side of the elongated hole 21'. Due to the intended dimensions of the first end portion E1 of the bolt 6 and the passage opening 16, it is possible to pass this end portion E1 during assembly through the passage opening 16, which will be described in more detail below. In essence, the through holes 12 and the through holes 16 have the same cross-sectional area, whereby the same reference numerals have been used.
  • the web 11 of the holding element 10 on its inner surface 13 is provided with two locking points in the form of slot-shaped receptacles W, which fix the ribs N in the mounting position shown.
  • the images W are arranged at 90 ° angular offset from the slot-shaped cross-sectional area of the through opening 16.
  • the holding element 10 ( Figure 3 ) is detachably connected to the support rod 10 in the assembled state shown in the present example. How out Figure 3 can be seen, two different types of fastening of the holding element 10 are shown.
  • the holding element 10 is provided with an external thread 9, via which the holding element is screwed into an internal thread 18 provided in the holding bar H1.
  • the retaining element is provided with an outwardly projecting flange 22 which is guided in a longitudinal slot 47 of the retaining rod H1.
  • the flange 22 may have a square or rectangular shape, as z. B. from the representation of Fig.2 on the right side was indicated schematically.
  • the corresponding number of retaining elements 10 are inserted over the flange 22 in the longitudinal slot 47 and positioned at the intended location (see Fig.2 ).
  • At the first end portion E1 of the bolt 6 is followed by a cylindrical center portion 14 whose diameter d corresponds to the diameter of the circular cross-sectional area 25 of the end portion E1.
  • guide elements 24 may be provided in the region of the support surface 28 to center the spring element 30 centrally to the center section 14.
  • the middle section 14 has a collar 33, the outer diameter d3 is slightly larger than the diameter d1 of the circular cross-section 20 of the passage opening 12.
  • the diameter differences between the diameters d3 and d1 need only be so large to the respective To keep bolt with disassembled Kämmimplantationn K1-K4 in the main body 5.
  • the latch 6 may preferably be formed of plastic.
  • the attachment of the combing element K1 on the base body 5 of the circular comb 1 is carried out according to the embodiment according to Fig. 3 As follows: After, as already described above, a corresponding number of retaining elements 10 (corresponding to the described solutions) are fastened or positioned on the retaining bar H1 of the combing element K1, the retaining bar H1 is placed on the supporting ribs S1, S2 of the main body 5 , In this case, the holding rod H1 is positioned so that the respective holding elements 10 protrude into the respectively provided recesses V2. For the positioning of the holding elements 10 (not shown) corresponding markings may be provided on the support rod H1. Now the respective ones stand Through opening 12 of the main body and the passage openings 16 of the holding elements 10 concentrically opposite.
  • the bolt 6 are inserted through the through-opening 12 in a corresponding orientation to the profile of the cross-sectional area of the through-hole 12, outgoing from the inner support surface 26 of the base body, by hand or with the aid of a tool, over the first end portion E1.
  • the spring element 30 is still set centrally to the central portion 14 of the bolt 6 on the support surface 28 of the second end portion E2.
  • the first end portion E1 passes into the through hole 16 of the holding element 10.
  • the spring element 30 With its second end to rest on the inner support surface 26 of the body 5.
  • Upon further axial displacement of the bolt reduces the distance between the support surface 28 and 26, whereby the spring element 30 is tensioned.
  • the ribs N of the first end portion E1 are transferred into the receptacles W, which simultaneously serve as an end stop and block a further axial displacement of the bolt.
  • the respective holding element 10 and the holding bar H1 connected to the holding element 10 are clamped and positioned against the peripheral surface U of the main body with a force M. Since the ribs N in the receptacles W also assume a detent position with respect to a rotation of the bolt, an independent release of the attachment is prevented.
  • the movement of the bolt in the axial direction and the rotation of the bolt for transferring into the locking position can be done easily and quickly by hand by holding the second end portion E2.
  • FIG.5 Fig.6 and Figure 8 further embodiments of the invention are shown, wherein in contrast to the embodiment according to Figure 3 the, the pressing force M generating spring element 30 (31) is disposed within the respective holding element 10.
  • the contact pressure of the respective combing element K1-K4 also takes place exclusively via the built-up spring force M of the spring elements 30 (31) by a longitudinal displacement of the respective bolt. Except for specially designed through holes corresponds to the execution of the body 5 of the execution of in Figure 3 shown embodiment.
  • FIG. 5 has a holding element 10a an external thread 9, via which it is screwed via a, provided on the support rod H1 internal thread 18 on the support rod H1, or releasably secured.
  • a latch 6a fastening element
  • the passage opening 38 into which a cylindrical center section 14 of the bolt 6a protrudes is located in a lower web 37 of the retaining element 10a.
  • the latch 6a has a second end portion E4, which is designed as a threaded bolt with a diameter d6.
  • the diameter d4 of the through hole 38 of the web 37 is larger than the diameter d
  • the middle section 14, which projects into a cavity HR of the holding element 10a via the passage opening 38, is adjoined by a first end section E3, which is of cylindrical design and has a diameter d7 which projects beyond the diameter d of the center section 14. This creates a heel with a support surface 44 of the end portion E3. Between this support surface 44 and an inner support surface 46 of the web 37 is concentric with the central portion 14, a spring element 30 is arranged, with its ends in the assembled position (as in Figure 5 shown) supported on these support surfaces.
  • the attachment of the combing element K1 according to the embodiment of Figure 5 is carried out as follows: On the latch 6a, a spring element 30 is pushed onto the central portion 14 until it abuts against the support surface 44 of the first end portion E3. Subsequently, the latch 6a is performed with its second end portion E4, from the cavity HR of the holding element 10a, through the passage opening 38 until the spring element 30 comes to rest on the inner support surface 46 of the holding element 10a. Subsequently, the number of retaining elements 10a prepared in this way is screwed into the internal thread 18 of the retaining rod H1. Then, the preassembled combing element K1 is placed on the support ribs S1, S2 of the main body 5.
  • the holding rod H1 is positioned such that the respective holding elements 10a protrude into the respective recesses V2 of the base body provided for this purpose.
  • the threaded bolt of the respective second end portion E4 is passed through the passage opening 42 and projects beyond the passage opening 42, or an inner support surface 26 of the main body 5, by the dimension k, as dash-dotted lines is hinted at.
  • the first end portion E3 is also still in a dot-dash line position, wherein the spring element 30 is not stretched.
  • a nut 50 is screwed onto the thread of the threaded bolt of the second end portion E4. When screwing the nut 50, it comes to rest on the support surface 26. With further screwing in, the distance k increases.
  • the first end portion E3 of the bolt 6a is displaced in the direction of the web 37, whereby the spring element 30 is compressed and tensioned.
  • the resulting force M pulls the holding element 10a and thus the holding bar in the direction of the axis of rotation D of the circular comb 1 (see Fig.1 ).
  • the nut 50 is tightened until it reaches its final position, in which it comes to rest on the surface 40 of the paragraph 39. Another coating of the nut 50 is thus excluded.
  • the attachment of the other combing elements K2-K4 takes place accordingly.
  • the disassembly of the individual combing elements K1-K4 takes place in accordance with the reverse order. Even with this type of attachment a quick and easy assembly and disassembly of combing is possible.
  • the combing elements which are ready for replacement, can already be preassembled in advance with latches 6a and retaining elements 10a. Thus, it is possible after releasing the nuts 50 to simply lift the Kämmelement to be exchanged and set up the new combing instead of the old and easy to fasten by screwing the nuts 50. If necessary, a second nut can be screwed on the threaded bolt to secure the nut 50.
  • the embodiment of Figure 6 corresponds substantially to the embodiment of Figure 5 , whereby only the differences are shown.
  • the second end portion E4 has a circumferential groove 48 adjacent to the center portion 14 of the bolt 6b. Furthermore, the groove 48, with the diameter d8, adjoins the cylindrical support means 49 projecting beyond the inner diameter of the groove. At the end of the holding means 49, a, the holding means in the diameter superior flange 45 is attached.
  • the pre-assembly of the bolt 6b and the retaining element 10a and the spring element 30 with the support rod H1 of the combing element K1 is carried out as in the embodiment described above of the Figure 5 , After placing the preassembled retaining rod H1, the second end portion E4 projects beyond the passage k1 beyond the support surface 26 of the main body 5 out of the passage opening 42, wherein the groove 48 is still within the passage opening 42 (indicated by dash-dotted lines).
  • the holding means 49 is detected with the flange 45 and pulled away from the support surface 26 against the spring force of the spring element 30, whereby the distance k1 increases.
  • a U-shaped wave spring 36 is inserted into the groove 48, whereby the bolt 6b is secured in this position shown in the axial direction.
  • the wave spring 36 is supported on the support surface 26 and is held by the spring force of the spring element 30 on this support surface.
  • Figure 7 is a plan view B (after Figure 6 ), wherein the inserted into the groove 48 wave spring 36 can be seen with its U-shaped cutout 41.
  • a through hole (not shown) in the holding means 49 is mounted, through which a bolt can be inserted to fix the latch 6c in a locked position. The bolt would then protrude in the mounted position, the holding means 49 and the opening 42.
  • the outer dimension l2 which occupy the two ribs N smaller than the Constell l1 a slot-shaped cross-sectional area 21 (short: slot) a through hole 19 of the base body 5, which has a central, circular cross-sectional area 20.
  • the slot-shaped cross-sectional area 21 projects beyond the circular cross-sectional area to both sides by the dimension s and has a Width b1, which is smaller than the diameter d1 of the circular cross-sectional area 20.
  • the ribs N have a width b2 which is smaller than the width b1 of the narrow side of the elongated hole 21.
  • the passage opening 19 corresponds in its cross-sectional shape of the passage opening 12 of the embodiment according to Figure 3 , Therefore, for the representation of the through hole 19, the same reference numerals as for the through hole 12 of the Figure 3 used.
  • the end portion E4 corresponds to the in Figure 3 shown end portion E1. Therefore, for the in Figure 8 also shown the same reference numerals as for the end portion E1 of Figure 3 used.
  • grooves V compressions
  • FIG. Fig.8, Fig.9 form a detent position.
  • a threaded bore 29 can be made, the latch 6c is detected and pulled out of the through hole 19 in a dot-dash line position against the spring force of the spring element 31 from the through hole 19. Then the latch 6c is rotated by 90 ° (see double arrow) until the ribs N are above the grooves V. About the spring force built up during the displacement of the bolt, the ribs N are transferred into the grooves V in a locking position shown after releasing the tool.
  • the holding rod H1 is now under the action of the spring force of the spring elements 31 (30) clamped and secured against the peripheral surface U of the base body 5.
  • the second end section E4 ( Figure 8 ) can also be attached additional means, which also allow here a longitudinal displacement of the latch 6c by hand.

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  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Preliminary Treatment Of Fibers (AREA)
  • Clamps And Clips (AREA)

Claims (15)

  1. Peigne circulaire (1) d'une peigneuse, comprenant un corps de base (5) et au moins un élément de peignage (K1-K4), qui est en appui au moins en partie sur la circonférence extérieure (U) du corps de base (5), et un élément de retenue (10) relié à l'élément de peignage et permettant de maintenir l'élément de peignage sur la circonférence extérieure du corps de base, et au moins un élément de fixation (6) en forme de boulon qui serre l'élément de retenue (10) contre le corps de base (5), une première portion d'extrémité (E1) de l'élément de fixation respectif (6) faisant saillie au moins partiellement dans l'élément de retenue (10) et une portion centrale adjacente (14) faisant au moins partiellement saillie dans une ouverture (12), orientée radialement par rapport au peigne circulaire, du corps de base (5) et une deuxième portion d'extrémité (E2) qui se raccorde à la partie centrale (14) de l'élément de fixation respectif (6) et qui s'appuie sur une surface d'appui (26) du corps de base (5) dans la région de l'ouverture (12), la deuxième portion d'extrémité (E2) faisant saillie au moins partiellement au-delà de la surface en coupe transversale de l'ouverture (12), caractérisé en ce que la portion médiane (14) de l'élément de fixation (6) porte au moins un élément à ressort (30, 31) qui s'appuie par une première extrémité sur une surface d'appui (28) tournée vers la portion centrale (14) de la deuxième portion d'extrémité (E2) de l'élément de fixation (6) et par sa deuxième extrémité sur la surface d'appui opposée (26) du corps de base (5) et l'élément de retenue (10) comporte un emplacement d'encliquetage (W) qui est destiné à la première portion d'extrémité (E1) de l'élément de fixation (6) et dans lequel la première portion d'extrémité (E1) de l'élément de fixation (6) peut être transférée par coulissement longitudinal de l'élément de fixation à l'encontre de la force élastique de l'élément à ressort (30, 31).
  2. Peigne circulaire selon la revendication 1, caractérisé en ce que l'élément de retenue (10) est réalisé au moins partiellement sous la forme d'un corps creux qui comporte une nervure (11) qui est opposée au corps de base (5) et qui est pourvue d'au moins une ouverture de passage (16) ayant une surface en coupe transversale allongée (20', 21') dont la forme extérieure en coupe transversale correspond à la la plus grande forme en coupe transversale de la première portion d'extrémité (E1), la surface en coupe transversale (20', 21') de l'ouverture de passage (16) faisant saillie au-delà de la surface en coupe transversale de la plus grande forme en coupe transversale de la première portion d'extrémité (E1) de l'élément de fixation (6) et des logements (W) étant ménagés à l'intérieur du corps creux dans la région de la nervure (11), lesquels sont disposés en étant décalés angulairement par rapport à la direction longitudinale (P) de l'ouverture de passage (16) et formant une position d'encliquetage pour la première portion d'extrémité (E1) du moyen de fixation.
  3. Peigne circulaire (1) selon l'une des revendications 1 à 2, caractérisé en ce que la surface en coupe transversale (20, 21) de l'ouverture (12) du corps de base (5) fait saillie au-delà de la plus grande surface en coupe transversale de la première portion d'extrémité (E1).
  4. Peigne circulaire (1) selon l'une des revendications 1 à 3, caractérisé en ce que la portion médiane (14) est pourvue d'un rebord (33) qui s'étend radialement vers l'extérieur et dont le diamètre extérieur (d3) est conformé de manière à maintenir l'élément de fixation (6) dans le corps de base (5) de manière imperdable.
  5. Peigne circulaire (1) d'une peigneuse comprenant un corps de base (5) et au moins un élément de peignage (K1-K4), qui est en appui au moins en partie sur la circonférence extérieure (U) du corps de base (5), et un élément de retenue (10a) relié à l'élément de peignage et permettant de maintenir l'élément de peignage sur la circonférence extérieure du corps de base, et au moins un élément de fixation (6a, 6b, 6c) en forme de boulon qui serre l'élément de retenue (10a) contre le corps de base (5), une première portion d'extrémité (E3) de l'élément de fixation respectif faisant saillie au moins partiellement dans l'élément de retenue (10a) et une portion centrale adjacente (14) faisant au moins partiellement saillie dans une ouverture (42), orientée radialement par rapport au peigne circulaire, du corps de base (5) et une deuxième portion d'extrémité (E4) qui se raccorde à la partie centrale (14) de l'élément de fixation respectif (6a, 6b, 6c) et qui s'appuie sur une surface d'appui (26) du corps de base (5) dans la région de l'ouverture (42), la deuxième portion d'extrémité (E4) faisant saillie au moins partiellement au-delà de la surface en coupe transversale de l'ouverture (42), caractérisé en ce que l'élément de retenue (10a) est réalisé sous la forme d'un corps creux qui comporte une nervure (37), opposée au corps de base (5), qui est pourvue d'une ouverture de passage (38) dans laquelle l'élément de fixation (6a, 6b, 6c) fait saillie avec sa portion médiane (14) qui porte au moins un élément à ressort (30, 31) qui s'appuie par une première extrémité sur une surface d'appui (44), tournée vers la portion centrale (14), de la première portion d'extrémité (E3) de l'élément de fixation (6a, 6b , 6c) et par sa deuxième extrémité sur une surface d'appui (46) de la nervure (37) qui est située à l'intérieur du profilé creux (10a) et la deuxième portion d'extrémité (E4) de l'élément de fixation (6a, 6b, 6c) comporte des moyens de retenue (50, 36, N) qui fixent la deuxième portion d'extrémité (E4) de l'élément de fixation (6a, 6b, 6c) dans une position de verrouillage, par rapport à la surface d'appui (26) du corps de base (5), dans laquelle elle est transférée par un déplacement longitudinal de l'élément de fixation (6a, 6b, 6c) à l'encontre de la force élastique de l'élément à ressort (30, 31).
  6. Peigne circulaire (1) selon la revendication 5, caractérisé en ce que le moyen de retenue est constitué d'éléments (50, 36) qui sont reliés de manière amovible à la deuxième portion d'extrémité (E4) de l'élément de fixation et qui font saillie au moins partiellement au-delà de la surface en coupe transversale de l'ouverture (42) du corps de base (5).
  7. Peigne circulaire (1) selon la revendication 6, caractérisé en ce que la deuxième portion d'extrémité (E4) du moyen de fixation (6a) est réalisé sous la forme d'un boulon fileté dont le diamètre extérieur (d6) inférieur au diamètre (d) de la portion médiane (14) à laquelle elle est raccordée et le moyen de retenue est un écrou fileté (50).
  8. Peigne circulaire (1) selon la revendication 6, caractérisé en ce que la deuxième portion d'extrémité (E3) du moyen de fixation (6a) comporte des évidements (48) dans la direction circonférentielle ou des ouvertures dans lesquels s'engagent les moyens de retenue (36).
  9. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que les éléments à ressort sont des ressorts hélicoïdaux (30) ou des ressorts ondulés (31).
  10. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que le corps de base (5) comporte des évidements (V1, V2) dans lesquels l'élément de retenue respectif (10, 10a) fait saillie lorsque l'on regarde dans la direction radiale du peigne circulaire (1).
  11. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que, lorsque l'on regarde dans la direction circonférentielle (R) du peigne circulaire (1), le corps de base (5) est pourvu de nervures d'appui (S1, S2), espacées les unes des autres, sur lesquelles les régions d'extrémité des éléments de peignage respectifs (K1-K4), les nervures d'appui (S1, S2) s'étendant parallèlement à un axe de rotation (D) du peigne circulaire.
  12. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que l'élément de retenue (10, 10a) est réalisé au moins partiellement en matière plastique.
  13. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que l'élément de retenue (10, 10a) est relié d'une seule pièce à l'élément de peignage (K1-K4).
  14. Peigne circulaire (1) selon l'une des revendications précédentes, caractérisé en ce que l'élément de fixation (6) est au moins partiellement en matière plastique.
  15. Peigneuse comportant au moins un peigne circulaire (1) selon l'une des revendications précédentes.
EP16186210.7A 2015-09-11 2016-08-30 Dispositif de fixation pour element de peigne sur un peigne rond Not-in-force EP3141639B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH01318/15A CH711515A1 (de) 2015-09-11 2015-09-11 Rundkamm mit einem Befestigungselement.

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EP3141639A1 EP3141639A1 (fr) 2017-03-15
EP3141639B1 true EP3141639B1 (fr) 2018-08-29

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US (1) US10196760B2 (fr)
EP (1) EP3141639B1 (fr)
JP (1) JP2017071887A (fr)
KR (1) KR20170031612A (fr)
CN (1) CN106521729A (fr)
BR (1) BR102016018732A2 (fr)
CH (1) CH711515A1 (fr)

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* Cited by examiner, † Cited by third party
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CH711514A1 (de) * 2015-09-11 2017-03-15 Graf + Cie Ag Rundkamm einer Kämmmaschine mit einem Gewindebolzen.
CN109253136B (zh) * 2018-11-19 2023-10-27 楚天科技股份有限公司 用于锁紧待锁紧件和固定件的快速锁紧机构及其锁紧方法

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US20170073848A1 (en) 2017-03-16
KR20170031612A (ko) 2017-03-21
CH711515A1 (de) 2017-03-15
EP3141639A1 (fr) 2017-03-15
CN106521729A (zh) 2017-03-22
US10196760B2 (en) 2019-02-05
BR102016018732A2 (pt) 2017-03-21
JP2017071887A (ja) 2017-04-13

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