EP2504594A1 - Dispositif de transmission de couple - Google Patents

Dispositif de transmission de couple

Info

Publication number
EP2504594A1
EP2504594A1 EP10782558A EP10782558A EP2504594A1 EP 2504594 A1 EP2504594 A1 EP 2504594A1 EP 10782558 A EP10782558 A EP 10782558A EP 10782558 A EP10782558 A EP 10782558A EP 2504594 A1 EP2504594 A1 EP 2504594A1
Authority
EP
European Patent Office
Prior art keywords
transmission device
torque transmission
flange
torque
damping
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.)
Withdrawn
Application number
EP10782558A
Other languages
German (de)
English (en)
Inventor
Joachim Rothe
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.)
SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG
Original Assignee
SGF Sueddeutsche Gelenkscheibenfabrik 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 SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG filed Critical SGF Sueddeutsche Gelenkscheibenfabrik GmbH and Co KG
Publication of EP2504594A1 publication Critical patent/EP2504594A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D3/00—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive
    • F16D3/50—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members
    • F16D3/70—Yielding couplings, i.e. with means permitting movement between the connected parts during the drive with the coupling parts connected by one or more intermediate members comprising elastic elements arranged in holes in one coupling part and surrounding pins on the other coupling part

Definitions

  • the torque transfer device The torque transfer device
  • the present invention relates to a torque transmission device for damped transmission of torque between two shaft sections with a first, one of the shaft sections associated flange, a second, the other shaft portion associated flange, wherein the first flange and the second flange via at least one connecting pin torque transmitting and relative to each other are pivotally connected to each other and the at least one connecting pin is associated with an elastomeric damping layer for damping torsional vibrations.
  • Such devices for torque transmission are known from the prior art and disclosed for example in DE 10 2006 012 758 AI.
  • the flexible disc comprises a multipart carrying body, which are associated with receiving devices which are arranged to be movable relative to each other.
  • Each receiving device is assigned a spherically formed deformable layer and a cylindrically shaped elastic layer.
  • the two layers interact in a relative movement of the receiving devices in the style of a series connection.
  • the receiving devices further comprise a cylindrical sleeve and an at least partially spherical sleeve, wherein the cylindrical sleeve is surrounded by the cylindrical elastic layer.
  • the elastic layer is surrounded by the at least partially spherical sleeve, which in turn is surrounded by the partially spherical elastic layer.
  • the support body is partially spherically formed and consists of two parts. Recesses are formed on the outer circumference of the support body, into which the spherically formed elastic layer projects together with the at least partially spherically formed sleeve.
  • the flexible disc according to DE 10 2006 012 758 AI further has a centering sleeve for receiving the shaft ends.
  • the joint spell according to DE 10 2006 012 758 AI has a relatively complex structure due to the large number of individual parts.
  • the support body arranged between the two three-arm flanges consists of two individual parts which, in the assembled state, receive the receiving devices, that is to say the two sleeves connected by different elastic layers.
  • the joint disc according to DE 10 2006 012 758 AI in the production of relatively expensive and expensive.
  • the permissible flexion angle in the flexible disc according to this document is relatively small.
  • the loads in the two elastic layers and the receiving devices are very high even at low torques, which has a negative effect on the life.
  • a torque transmission device of the type described in which the at least one connecting bolt is fixed to one of the flange and torque-transmitting and pivotally received in one of the at least one connecting pin associated receiving opening in the other of the flange.
  • the connecting bolt By including the connecting bolt with its at least one elastomeric damping layer in one of the flange parts, the number of components can be significantly reduced compared to the prior art described above. No additional support is required, such as described in the prior art. In addition, due to the reduction of the components in the torque transmission device according to the invention space in the area of a
  • the at least one connecting bolt has at least two elastomeric damping layers which abut each other.
  • the damping characteristics and the permissible deflection angle that is, the maximum angle at which the flange parts can be deflected relative to each other during operation, can be adjusted as needed.
  • an inner, the connecting bolt surrounding elastomeric damping layer to at least one damping body applies, wherein the at least one damping body is disposed on a radially extending side surface of the at least one receiving opening ,
  • a first elastomeric damping layer of a first material is disposed directly around the connecting bolt.
  • the at least one damping body, against which the elastomeric damping layer abuts, communicates with the receiving opening of one of the flange parts, in order to allow a vibration-damped torque transmission between the two flange parts via the connecting bolt and the elastomeric damping layer and the damping body.
  • At least two elastomeric damping bodies can be embedded in the at least one elastomeric damping layer according to the invention, wherein the at least two elastomeric damping bodies rest against an inner surface of the at least one receiving opening.
  • a recording ⁇ opening having a spherical portion at least, said at least one Dämp ⁇ Fung layer and the at least two damping bodies aur will a complementary to the spherical portion of the spherical portion receiving opening.
  • the preferably consisting of a harder material than the elastomeric damping layer damping body are arranged in the receiving opening or the elastomeric damping layer so that they can be used for axial securing or to Auslenkungsbegrenzung of the two flange relative to each other.
  • the at least one connecting bolt has at least two elastomeric damping layers, wherein the at least two elastomeric damping layers are separated by a layer of a further material. It may be provided that the at least two elastomeric damping layers, are separated by a sleeve-shaped element, for example made of metal, wherein the sleeve-shaped ele ment ⁇ may be vulcanized to one or both of the damping layers.
  • the at least one receiving opening may have a spherical section, wherein the layer of another material separating the at least two elastomeric damping layers has a spherical section complementary to a spherical section of the receiving opening.
  • the material layer separating the two elastomeric damping layers for example a sleeve-shaped element, has a spherical section which, in cooperation with the spherical section of the receiving opening with cardan loads, can limit the bending angle and the axial deflection of the two flange parts relative to one another.
  • a bushing is arranged on the at least one connecting bolt, against which one of the elastomeric damping layers is applied.
  • the at least one receiving opening in one of the flange parts has a rounded, the pivoting movement of the connecting bolt leading surface geometry.
  • the torque transmission device In order to limit axial deflections and to limit deflections due to gimbal loads during operation of the torque transmission device, it can be provided according to a preferred embodiment of the invention that the torque transmission device
  • the deflection limiting means may be provided at various locations of the torque transmitting device.
  • the at least one connecting bolt has at least one projection extending in the radial direction, acting as a deflection limiting means, which is at least partially embedded in at least one elastomeric damping layer.
  • the projection may extend in the form of a tongue away from the connecting bolt in the radial direction.
  • the projection extends in a disk-shaped manner from the circumference of the connecting bolt in the radial direction.
  • the at least one connecting bolt according to the invention can have, according to the invention, a disk-shaped element acting as a deflection limiting means at its axial end opposite to the axial end with which it is fixed to one of the flange parts.
  • a centering sleeve is arranged at least on one of the two flange parts, which receives a attached to the respective other flange centering, wherein the centering and the centering over at least one elastomeric damping layer are hinged together.
  • the forces acting on the flange part and on the connecting bolt can be reduced by fixing the at least one connecting bolt to only one of the flange parts, whereby according to the invention at least one of the two flange parts can be formed directly on one of the shaft sections. Furthermore, it can be provided that by this formed from a sheet metal part or formed directly on the shaft portion flange part both the weight of the torque transmitting device and the manufacturing cost compared to a forged or machined flange can be significantly reduced.
  • a development of the invention provides that at least one of the flange parts has an axial
  • the at least one connecting bolt may be fixed to at least one of the flange parts via a screwed or welded connection.
  • the present invention further relates to a shaft assembly having a torque transmitting device of the type described above.
  • FIG. 1, 2 are perspective views of a torque transmitting device according to a first embodiment of the invention
  • FIG. 3 is a front view of the torque transmission device according to the first embodiment of the invention.
  • Fig. 4 is a sectional view taken along section line IV-IV of Fig. 3; a sectional view taken along section line VV of Fig. 3; 6 is a perspective view of a torque transmission device according to a second embodiment of the invention.
  • Fig. 7 is a front view of the torque transmission device according to the second embodiment of the invention.
  • Fig. 8 is a sectional view taken along section line VIII-VIII of Fig. 7;
  • Fig. 9 is a sectional view taken along section line IX-IX of Fig. 7;
  • FIG. 10 is a perspective view of a torque transmission device according to a third embodiment of the invention.
  • Fig. 11 is a front view of the torque transmission device according to the third embodiment of the invention.
  • Fig. 12 is a sectional view taken along section line XII-XII of Fig. 11;
  • Fig. 13 is a sectional view taken along the section line XIII-XIII of Fig. 11;
  • Fig. 14 is a detail view for explaining the bolt shape
  • Fig. 15 is an enlarged view of the image detail A of Fig. 14;
  • Figures 16a-f show various views for producing the connecting bolt together with its elastomeric damping layers, wherein Figs. 16a to 16d show perspective views of various individual parts or different stages of production and Figs. 16e and 16f show partially sectioned front views.
  • FIGs 1 and 2 show perspective views of a torque transmitting device, generally designated 10.
  • the torque transmission device 10 has a first flange part 12 and a second flange part 14.
  • the two flange parts are connected to each other via connecting bolts 16, From Figure 1 it can be seen that the connecting pins 16 are connected to the first flange 12 via a screw connection.
  • the connection zen 16 an external thread, with which they are fastened by nuts 18 to the first flange 12.
  • FIG. 2 further shows a disc-shaped element 24 which is connected to the connecting bolt 16 and acts as a deflection limiting means.
  • the deflection limiting disk 24 is used in the torque transmission device 10 to limit both the deflections in the axial direction of the two flange parts 12, 14 relative to one another and the tilting angle of the two flange parts 12, 14 caused by gimbal loads during operation of the torque transmission device 10 relative to each other ,
  • an internal toothing 26 is formed, which engages with external toothing 28 of a shaft section 30 partially shown in FIG. 2 in a torque-transmitting manner.
  • FIG. 2 additionally shows that the deflection limiting disk 24 is arranged on an axial end section of the connecting pins 16.
  • the deflection limiting disk 24 is arranged on the side of the second flange part 14 facing away from the first flange part 12.
  • FIG. 3 shows a front view of the torque transmission device 10 according to the first embodiment of the invention. It can be seen from Figure 3, the second flange 14 and the receiving openings 20 formed therein for receiving the elastomeric damping layer 22.
  • the receiving openings 20 according to the first embodiment of the invention are in the form of circular ring recesses formed in the second flange 14 and accordingly have a in the radial Direction expanding cross-section on.
  • an inner ring 14a of the flange member 14 is connected to an outer ring 14b via connecting webs 14c.
  • FIG. 3 again shows the internal toothing 26 formed in the second flange part 14, which interacts with a corresponding external toothing 28 of a shaft section 30 for torque transmission.
  • the deflection limiting disc 24 is attached to the axial ends of the connecting pins 16.
  • FIG. 4 shows a sectional view along the section line IV-IV from FIG. 3.
  • FIG. 4 again shows the connecting bolt 16, which has an external thread at an axial end section 16a.
  • the connecting pin 16 is inserted with the axial end portion 16 a in an opening 32 in the first flange 12 and screwed to this flange 12 with the nut 18.
  • the deflection limiting disc 24 is attached, for example, by riveting, that is, the axial end portion 16 b is inserted through an opening 24 a in the Auslenkungsbegrenzungsscale 24 and then riveted to secure the Auslenkungsbegrenzungsscale 24 to the connecting pin 16 ,
  • Flange member 14 is in communication.
  • the damping bodies 34 are arranged on side surfaces 36 of the connecting webs 14c (FIG. 3).
  • the elastomeric damping layer 22 abuts the damping bodies 34 which are connected to the side surfaces 36 of the flange 14, thus enabling a vibration-damped torque transmission.
  • FIG. 4 shows that the elastomeric damping layer 22, at its end pointing in the direction of the axial end section 16b of the connecting bolt 16, extends with a section 22a beyond the damping body 34 and the side surface 36. This section 22a contributes to the axial securing of the damping layers 22 in the receiving opening 20, thus acting as an additional fixation in the axial direction.
  • FIG. 5 shows a sectional view along the section line V-V from FIG. 3.
  • FIG. 5 again shows the two flange parts 12 and 14, which are connected to one another via the connecting pins 16.
  • the first flange part 12, to which the connecting bolts 16 are fastened with nuts 18, can be produced from a metal sheet or formed directly on a shaft section.
  • the flange part 12 consists of two parts 12a and 12b, wherein the radially inner part 12a is surrounded in a mounting region of the connecting pin 16 for stiffening of the part 12b, which also extends in the direction of a tubular portion of the part 12a and applies to this.
  • the advantage that the first flange 12 can be made of sheet metal, resulting from the attachment of the connecting pin 16 alone on the first flange 12.
  • the torque transmission device 10 can be manufactured with low weight and very inexpensively.
  • FIG. 5 From Figure 5 it can be seen how the connecting pins 16 are received with their elastomeric curved contoured damping layer 22 in the receiving openings 20 of the second flange 14.
  • a radially inner surface 38 of the receiving opening 20 is formed with a curve that guides the pivotal movement or deflection of the second flange portion 14 relative to the first flange portion 12, i. the surface 38 is designed for "unrolling" on the damping layer 22 attached to the connecting bolt 16.
  • Figure 5 also shows a centering sleeve 40 which is fixed in the radially inner part 12a of the first flange 12.
  • An inner circumferential surface 42 of the centering sleeve 40 is provided with a rubber-elastic material layer 44.
  • two shoulders 46 and 48 are formed, of which a bearing outer ring 50 is held.
  • In the bearing outer ring 50 is a bearing inner ring 52nd mounted, which has an opening 54.
  • In the opening 54 a connected to the second flange 14 centering pin 56 is received.
  • the arranged on the first flange 12 centering sleeve 40 and attached to the second flange 14 centering pin 56 are thus connected via the bearing outer ring 50 and the bearing inner ring 52 hinged together.
  • the centering sleeve 40 can be pressed, for example, in the first flange 12.
  • the centering pin 56 can be connected via a screw or press connection with the second flange 14.
  • FIG. 5 again shows the shaft section 30 with the external toothing 28, which is in engagement with an external toothing 26 formed in the flange part 14 for torque transmission purposes.
  • the second flange part 14 is driven via the shaft section 30 and accordingly via a positive connection between the external toothing 28 of the shaft section 30 and the internal toothing 26 of the second flange part 14.
  • the first flange 12 in turn is connected in a drive train of a motor vehicle, for example, with a propeller shaft.
  • the two flange 12 and 14 are connected via the connecting pin 16 and the elastomeric damping layers 22 relative to each other pivotally connected to each other.
  • the first flange part 12 is deflected relative to the center axis M of the torque transmission device 10
  • this deflection or pivoting movement is guided through the inner surface 38 of the receiving opening 20 in cooperation with the elastomeric damping layer 22, while damping torsional vibrations through the elastomeric damping layer 22 and the damping body 34.
  • To guide the pivotal movement between the first flange 12 and the second flange 14 also contributes the centering sleeve 40, which is connected to the centering pin 56 via the bearing outer ring 50 and the bearing inner ring 52.
  • the deflection limiting disk 24 is arranged on the axial end sections 16b of the connecting pins 16. Should the deflection reach a predetermined level, the Auslenkungsbegrenzungsscale 24 to the second flange 14 at least partially and thus limits the deflection of the two flange parts 12 and 14 to each other, thereby damage, in particular to the connecting pin 16 and the elastomeric damping layers 22 are avoided.
  • the damping layers 22 may optionally be replaced individually.
  • the torque transmission device 10 can be adapted to the different requirements, in particular the tensile / compressive stresses, with different vehicle types.
  • the torque transmitting device 22 can be acoustically adjusted to different types of vehicles by different hard damping layers 22.
  • FIG. 6 shows a perspective view of a second embodiment of the invention.
  • FIG. 6 again shows the torque transmission device 110 with its first flange part 112 and its second flange part 114, which are connected in a torque-transmitting manner and pivotable relative to each other via the connecting bolts 116.
  • the connecting bolts 116 are fastened to the first flange part 112 via a screw connection with the nuts 118.
  • the receiving openings 120 substantially spherical sections, i. have a substantially circular cross-section.
  • FIG. 7 shows a front view of the second embodiment of the invention.
  • FIG. 7 shows the receiving openings 120 formed in the second flange part 114, in which the connecting bolts 116 are accommodated with their elastomeric damping layer 122.
  • the second flange part 114 in which the connecting bolts 116 are accommodated with their elastomeric damping layer 122.
  • FIG. 8 shows a sectional view along the section line VIII - VIII from FIG. 7. It can again be seen that the connecting bolt 116 is inserted with its axial end section 116a through an opening 132 in the first flange section 112 and fastened to the first flange section 112 via a nut 118 , In the second exporting ⁇ approximately of the invention in addition to the nut 118 or a shim 158 for fastening of the connecting bolt 116 on the first flange 112 vorgese ⁇ hen.
  • the receiving opening 120 has a spherical shaped inner surface.
  • the connecting pin 116 is connected in accordance with this embodiment of the invention via two elastomeric damping layers 122a and 122b, which are separated from each other by a further material layer 160, with the receiving opening 120 in the second flange 114.
  • the layer 160 of a further material is here a sectionally spherical formed, sleeve-shaped element, for example made of metal.
  • the bush 160 has a curvature complementary to the spherical curvature of the receiving opening 120.
  • the complementary domes of the receiving openings 120 and the bushes 160 contribute to guiding the pivotal movement between the first flange portion 112 and the second flange portion 114 relative to each other and at the same time act as a deflection limiting means with respect to a
  • FIGS. 7 and 8 in this embodiment of the invention, in contrast to the first embodiment described with reference to FIGS. 1 to 5, no additional deflection limiting means other than the complementary spherical portions of the receiving openings 120 and the bushings 160 are provided.
  • a cylindrical bushing 162 arranged around the connecting bolt 116 is provided.
  • the bushings 160 and 162 may be connected to the elastic damping layers 122a and 122b by vulcanization, for example.
  • Figure 9 shows a sectional view taken along section line IX-IX of Figure 7. It can be seen the two flange 112 and 114 and the centering sleeve 140 which is connected via the bearing outer ring 150 and the bearing inner ring 152 pivotally connected to the centering pin 156 on the second flange 114.
  • the spherical portions of the receiving apertures 120 in the flange portion 114 engage with the complementary spherical portions of the deflection limiting bushes 160 and guide the pivotal movement between them first flange portion 112 and the second flange 114 cooperate.
  • the elastomeric damping layers 122a and 122b can be stretched or compressed until the spherical portion of the sleeve 160 abuts the spherical portion of the receiving opening 122, whereby the pivotal movement of the two flange portions 112 and 112 114 is limited relative to each other.
  • An axial displacement of the two flange parts 112 and 114 relative to one another can also be limited by interaction of the spherical sections of the receiving openings 120 and the bushings 160.
  • the two flange portions 112, 114 may axially displace each other until the sleeve 160 abuts against an edge of the spherical portion of the receiving opening 120, whereby also displacements in the axial direction are limited.
  • FIG. 10 shows a perspective view of a third embodiment of the invention, wherein in turn the two flange parts 212 and 214 can be seen from FIG. 10, which are connected to one another via the connecting bolts 216 in a deflectable and torque-transmitting manner.
  • FIG. 11 shows a front view of the torque transmission device 210 according to the second embodiment of the invention. It can be seen in the broken-open region of the front view according to FIG. 11 that attenuation bodies 264 are provided in addition to the elastomeric damping layer 222, which will be discussed in detail below with reference to FIGS. 12 and 13.
  • FIG. 12 shows a sectional view along the section line XII-XII from FIG. 11. It can be seen from FIG. 12 - just as in the first two embodiments of the invention - the connecting bolts 216 fastened to the first flange part 212 with a nut 218 and a washer 258 are.
  • the receiving openings 220 in the second flange portion 214 have, as in the second embodiment of the invention, a spherical surface portion.
  • annular damping bodies 264 are arranged in this embodiment of the invention. As shown in FIG.
  • the annular damping bodies 264 are respectively disposed at the axial end portions of the receiving opening 220 and partially embedded in the elastomeric cushioning layer 222.
  • the elastomeric damping bodies 264 together with the elastomeric damping layer 222 form a spherical contour that is complementary to the spherical portion of the receiving opening 220.
  • the annular damping body 264 of a hardened material as the elastomeric damping layer 222, for example made of plastic.
  • a tongue-shaped projection 266 on the connecting pin 216 can be seen in FIG. 12, which acts as a deflection limiting means.
  • Figure 13 is a sectional view taken along line XIII-XIII of Figure 11. It can be seen the annular damping body 264, which are arranged at the axial end portions of the receiving openings 220 and the elastomeric damping layer 222 between them partially enclose.
  • projections 266 extending in the radial direction are provided, which act as deflection limiting means.
  • the protrusions 266 are received in recesses in the elastomeric damping layer 222.
  • the annular damping bodies 264 are pressed into the receiving openings 220 in the second flange portion 214, whereby the elastomeric damping layer 222 is compressed to a small extent.
  • the two projections 266 can accordingly be moved in the direction of the two damping bodies 264 for deflection limitation until the projections 266 abut the damping bodies 264 or the adjacent surfaces of the damping layer 222 (see FIGS. 16d and 16f).
  • FIG. 14 shows a view similar to the view according to FIG. 10, wherein one of the nuts 218 has been omitted, so that the connecting bolt 216 can be better recognized. Specifically, this area is denoted by A and shown enlarged in Figure 15. It can be seen that the connecting pin 216 is formed in the region in which it is provided with an external thread for screwing the nut 218, with a circular cross-sectional profile and threaded accordingly. In the adjoining larger diameter region, however, the connecting bolt 216 is flattened, as can be seen at 270. Accordingly, the flange portion 214 is provided with a flattened opening, so that this flattened connecting bolt 216 is positively received in the flange portion 214 and then bolted to the nut 218 to transmit torque. In other words, the bolt 216 can not be rotated relative to the flange portion 214 due to the flattened profile at 270.
  • FIG. 16a can be seen the connecting pin 216 in its initial state as a single component.
  • the flattening 270 as well as the two projections 266, which serve to limit the deflection in the installed state, can be seen.
  • the bolt 216 is then provided, as shown in FIG. 16b, with an elastomeric damping layer 222, which is vulcanized onto the connecting bolt 216 on both sides of the projections 266.
  • This elastomeric damping layer 222 includes respective recesses 223 formed with recesses 225. In these recesses 223, the damping body 264 can be used, being held over the projections 225 in the form of snap-in connections.
  • the resulting intermediate mounting condition is shown in Figure 16d.
  • the result is a cohesive assembly that can be mounted so on.
  • FIG. 16e shows a front view along the viewing direction B according to FIG. 16d. Again, it can be seen again the flattening 270 of the connecting bolt 216.
  • FIG. 16f shows a partially sectioned view, with the projections 266 visible.
  • the projections 266 can be seen how these are taken up with the elastomeric damping layer 222.
  • the angle of 3 ° with which the connecting pin 216 together with its integrally connected thereto since vulcanized elastomer layer 222 is rotatable relative to the bodies 264.
  • the two flange portions 212 and 214 may be displaced relative to each other until the protrusions 266 approach the damping bodies 264 of a harder material, compressing the elastomeric damping layer 220, whereby the deflection or an axial displacement between the two flange portions 212 and 214 is limited relative to each other.
  • the elastomeric damping layer 220 is compressed by the projections 266 until the projections 266 abut the damping bodies 264 and, in cooperation therewith, limit the deflection of the two flange portions 212 and 214 relative to one another.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Vibration Prevention Devices (AREA)

Abstract

La présente invention concerne un dispositif de transmission de couple (10) permettant la transmission amortie de couples entre deux segments d'arbres (30), comprenant un premier élément bride (12) associé à un premier segment d'arbre (30), un deuxième élément bride (14) associé au deuxième segment d'arbre concerné, le premier élément bride (12) et le deuxième élément bride (14) étant interconnectés par au moins un boulon de liaison (16), de manière à transmettre le couple et à pivoter l'un par rapport à l'autre, une couche d'amortissement (20) élastomère étant associée au(x) boulon(s) de liaison pour permettre l'amortissement des vibrations torsionnelles. Selon l'invention, le au moins un boulon de liaison (16) est fixé à un des éléments brides (12) et est logé dans une ouverture logement (22) qui lui est associée, respectivement dans l'autre élément bride (14) concerné, de manière à transmettre le couple et à pivoter l'un par rapport à l'autre.
EP10782558A 2009-11-24 2010-11-24 Dispositif de transmission de couple Withdrawn EP2504594A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102009054351A DE102009054351A1 (de) 2009-11-24 2009-11-24 Drehmomentübertragungsvorrichtung
PCT/EP2010/007138 WO2011063951A1 (fr) 2009-11-24 2010-11-24 Dispositif de transmission de couple

Publications (1)

Publication Number Publication Date
EP2504594A1 true EP2504594A1 (fr) 2012-10-03

Family

ID=43502574

Family Applications (1)

Application Number Title Priority Date Filing Date
EP10782558A Withdrawn EP2504594A1 (fr) 2009-11-24 2010-11-24 Dispositif de transmission de couple

Country Status (4)

Country Link
EP (1) EP2504594A1 (fr)
CN (1) CN102725552A (fr)
DE (2) DE102009054351A1 (fr)
WO (1) WO2011063951A1 (fr)

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CN109667884A (zh) * 2018-12-27 2019-04-23 重庆长安汽车股份有限公司 一种汽车传动轴扭转减振器
CN113335007A (zh) * 2021-06-03 2021-09-03 郑州日产汽车有限公司 一种具有扭振衰减功能的后桥总成

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DE202010018027U1 (de) 2013-09-12
WO2011063951A1 (fr) 2011-06-03
CN102725552A (zh) 2012-10-10
DE102009054351A1 (de) 2011-06-01

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