Clutch assembly comprising radially displaceable control members, and drive train comprising the clutch assembly
A clutch assembly includes a main rotational axis, a first clutch partner and a second clutch partner, a plurality of control members and a slider sleeve. The plurality of control members are arranged to control a coupling device, and the coupling device arranged to couple the first clutch partner and the second clutch partner. The slider sleeve is coaxially displaceable with respect to the first clutch partner and the second clutch partner to actuate the plurality of control members. The plurality of control members is arranged on a radial inside of the slider sleeve and displaceable in a radial direction relative to the main rotational axis.
1 . A clutch assembly, comprising:
a first clutch partner and a second clutch partner, the clutch partners defining a main rotational axis,
a slider sleeve arranged so as to be displaceable coaxially with respect to the two clutch partners, and
a plurality of control members for controlling a coupling device for coupling the clutch partners, the control members being actuated by the slider sleeve, wherein:
the control members are arranged radially on the inside with respect to the slider sleeve and are arranged so as to be displaceable in the radial direction to the main rotational axis;
the first clutch partner has an external toothing and the second clutch partner has a locking toothing;
the slider sleeve is in rotationally fixed engagement with the external toothing via an internal toothing; and
the internal toothing can also be brought into rotationally fixed engagement with the locking toothing when the slider sleeve is displaced in order to couple the two clutch partners to one another in a rotationally fixed manner.
2 . The clutch assembly according to claim 1 , wherein the slider sleeve has control contours on the inner circumference, wherein the control contours have a radial height profile in axial extension, wherein the control members run along the control contours during an axial movement of the slider sleeve and are displaced in the radial direction by the radial height profile and are thereby actuated.
3 . The clutch assembly according to claim 1 , wherein the coupling device is designed as a switchable freewheel device of the clutch assembly, wherein the clutch partners in the freewheel device form freewheel partners, wherein the control members can be brought into a connected position by the slider sleeve, wherein the freewheel device is connected, wherein the freewheel device can assume a locked state and a freewheeling state according to the rotational direction or the rotational speed of the clutch partners as freewheel partners, and wherein the control members can be brought into a disconnected position by the slider sleeve, wherein the freewheel device is disconnected, wherein the clutch partners as freewheel partners are rotationally decoupled from one another with respect to the freewheel device.
4 . The clutch assembly according to claim 3 , wherein the freewheel device has a plurality of spring-loaded locking bodies which are arranged on one of the clutch partners as a freewheel partners, wherein the locking bodies each have a locking section, wherein when the locking body is pivoted in a first pivot direction about a pivot axis running parallel to the main rotational axis into an active position, the locking section can be deflected in the radial direction and interacts interlockingly with a ramp-like locking contour arranged on the other one of the clutch partners as a freewheel partner according to the rotational direction, and wherein the locking bodies each have a deactivation section, wherein in the connected position of the control members the locking bodies are in the active position and the freewheel device is connected, and wherein in the disconnected position of the control members the control members press on the deactivation sections in order to pivot the locking bodies in a second pivot direction about the pivot axis into a passive position, wherein in the passive position the locking section is disengaged from the locking contour and the freewheel device is disconnected.
5 . The clutch assembly according to claim 4 , wherein the locking bodies have a pivoting section, wherein the pivoting section forms the pivot axis, wherein with respect to the pivoting section the locking section is arranged opposite the deactivation section.
6 . The clutch assembly according to claim 4 , wherein the freewheel device has a plurality of spring devices, wherein the spring devices act on the locking sections and prestress the locking bodies in the first pivot direction.
7 . The clutch assembly according to claim 4 , wherein the locking bodies are arranged on the first clutch partner as freewheel partners and the locking contour is arranged on the second clutch partner as a freewheel partner, wherein the locking bodies are arranged radially on the outside of the locking contour, wherein the control members are arranged radially displaceably in the first clutch partner as a freewheel partner in order to switch between the connected position and the disconnected position.
8 . A drive train, comprising:
a first shaft;
a second shaft; and
the clutch assembly according to claim 1 , wherein;
the first shaft is connected in a rotationally fixed manner to the first clutch partner and the second shaft is connected in a rotationally fixed manner to the second clutch partner; and
torque transmission between the two shafts can be controlled by axially displacing the slider sleeve of the clutch assembly.
9 . A clutch assembly comprising:
a main rotational axis;
a first clutch partner and a second clutch partner;
a plurality of control members arranged to control a coupling device, the coupling device arranged to couple the first clutch partner and the second clutch partner; and
a slider sleeve, coaxially displaceable with respect to the first clutch partner and the second clutch partner to actuate the plurality of control members, wherein:
the plurality of control members is arranged on a radial inside of the slider sleeve and displaceable in a radial direction relative to the main rotational axis, wherein:
the first clutch partner comprises an external toothing;
the second clutch partner comprises a locking toothing;
the slider sleeve comprises an internal toothing in rotationally fixed engagement with the external toothing; and
when the slider sleeve is displaced, the internal toothing is arranged to be brought into rotationally fixed engagement with the locking toothing to couple the first clutch partner to the second clutch partner in a rotationally fixed manner.
10 . The clutch assembly of claim 9 , wherein:
the slider sleeve comprises an inner circumference with a plurality of control contours, each of the plurality of control contours comprising a respective radial height profile in axial extension; and
each of the plurality of the control members:
runs along a respective one of the plurality of control contours during an axial movement of the slider sleeve; and
is actuated by displacement in the radial direction by the respective radial height profile.
11 . The clutch assembly of claim 9 , wherein:
the slider sleeve can assume a locking position connecting the first clutch partner to the second clutch partner in a rotationally fixed manner; and
the slider sleeve can assume an open position wherein:
the first clutch partner is rotatable relative to the second clutch partner; or
the first clutch partner, the second clutch partner, and the slider sleeve form an interlocking clutch.
12 . The clutch assembly of claim 9 , further comprising the coupling device, wherein the coupling device can assume a first control state and a second control state, controlled by the plurality of control members.
13 . The clutch assembly of claim 9 , wherein:
the coupling device is designed as a switchable freewheel device;
the first clutch partner is a first freewheel clutch partner;
the second clutch partner is a second freewheel clutch partner;
the slider sleeve is arranged to bring the plurality of control members into a connected position to connect the switchable freewheel device so that the switchable freewheel device can assume a locked state or a freewheeling state depending on a rotational direction or a rotational speed of the first freewheel clutch partner and the second freewheel clutch partner; and
the slider sleeve is arranged to bring the plurality of control members into a disconnected position to disconnect the switchable freewheel device so that the first freewheel clutch partner and the second freewheel clutch partner are rotationally decoupled from one another.
14 . The clutch assembly of claim 13 , wherein:
the switchable freewheel device comprises a plurality of spring-loaded locking bodies arranged on the first freewheel clutch partner, each of the plurality of spring-loaded locking bodies comprising a locking section and a deactivation section;
the second freewheel clutch partner comprises a plurality of ramp-like locking contours;
when the plurality of control members is in the connected position:
each of the plurality of spring-loaded locking bodies is pivoted in a first pivot direction about a pivot axis running parallel to the main rotational axis into an active position;
the switchable freewheel device is engaged; and,
when the first freewheel clutch partner is rotated relative to the second freewheel clutch partner in a first rotational direction, each locking section is radially deflected to interlock with a one of the plurality of ramp-like locking contours; and
when the plurality of control members is in the disconnected position:
the plurality of control members press on respective deactivation sections to pivot the respective locking bodies in a second pivot direction, opposite the first pivot direction, into a passive position in which the respective locking sections are disengaged from the ramp-like locking contours; and
the switchable freewheel device is disengaged.
15 . The clutch assembly of claim 14 , wherein:
each spring-loaded locking body comprises a pivoting section forming the pivot axis; and
the locking section is arranged opposite the deactivation section with respect to the pivoting section.
16 . The clutch assembly of claim 14 , wherein the switchable freewheel device further comprises a plurality of spring devices, each acting on a respective locking section to prestress the respective spring-loaded locking body in the first pivot direction.
17 . The clutch assembly of claim 14 , wherein:
the plurality of spring-loaded locking bodies is arranged radially outside of the plurality of ramp-like locking contours; and
the plurality of control members is arranged radially displaceably in the first freewheel clutch partner.
18 . A clutch assembly comprising:
a main rotational axis;
a first freewheel clutch partner;
a second freewheel clutch partner comprising a plurality of ramp-like locking contours;
a switchable freewheel device arranged to couple the first freewheel clutch partner and the second freewheel clutch partner, the switchable freewheel device comprising a plurality of spring-loaded locking bodies arranged on the first freewheel clutch partner, each of the plurality of spring-loaded locking bodies comprising a locking section and a deactivation section;
a plurality of control members arranged on a radial inside of a slider sleeve and displaceable in a radial direction relative to the main rotational axis to control the switchable freewheel device; and
the slider sleeve, coaxially displaceable with respect to the first freewheel clutch partner and the second freewheel clutch partner to:
bring the plurality of control members into a connected position to connect the switchable freewheel device so that the switchable freewheel device can assume a locked state or a freewheeling state depending on a rotational direction or a rotational speed of the first freewheel clutch partner and the second freewheel clutch partner; and
bring the plurality of control members into a disconnected position to disconnect the switchable freewheel device so that the first freewheel clutch partner and the second freewheel clutch partner are rotationally decoupled from one another, wherein:
when the plurality of control members is in the connected position:
each of the plurality of spring-loaded locking bodies is pivoted in a first pivot direction about a pivot axis running parallel to the main rotational axis into an active position;
the switchable freewheel device is engaged; and,
when the first freewheel clutch partner is rotated relative to the second freewheel clutch partner in a first rotational direction, each locking section is radially deflected to interlock with a one of the plurality of ramp-like locking contours; and
when the plurality of control members is in the disconnected position:
the plurality of control members press on respective deactivation sections to pivot the respective locking bodies in a second pivot direction, opposite the first pivot direction, into a passive position in which the respective locking sections are disengaged from the ramp-like locking contours; and
the switchable freewheel device is disengaged.