DE202014000506U1 - Coupling with a coupling connection with each other in connection coupling halves - Google Patents

Abstract

Coupling (30) with coupling halves (21, 22) connected to one another via a driving connection (27), at least consisting of - a first coupling half (21) with a first coupling part (1) and a second coupling part comprising the first coupling part (1) (3), - a second coupling half (22) with a third coupling part (2) and a fourth coupling part (4) comprising the third coupling part (2), characterized in that in the coupling (30) there are at least: - one the first coupling half (21) and the second coupling half (22) connecting spindle (19), which is surrounded by a driving connection (27) between the communicating first coupling half (21) and second coupling half (22), the spindle (19) is fastened with one of its end regions within the second coupling half (22) and the other first coupling half (21) associated with the driving toothing (27) of the one with the spindle (19) firmly connected second coupling half (22) lies opposite and is guided in a separated state on the spindle (19), - a clamping element (38) located at the other end region of the spindle (19) and belonging to an adjustment region (32) of the spindle (19), which is adjustably mounted on the adjustment area (32) of the spindle (19) in the direction of the coupling axis (18) and which serves a locking ring (10) for locking the clamping element (38) in the first coupling half (21) and that a coupling and a The coupling halves (21, 22) can be decoupled when the coupling is installed, the driving connection (27) consisting of opposing free end regions (25, 26) of the coupling halves (21, 22) connected by the driving connection (27) for the front areas (25, 26) of the entrainment connection (27) there are states of either the joint engagement or the released, non-engaging idling, the free front areas ( 25, 26) consist of profile structures (23, 24), which are each profile-adapted and topographically matched to one another, so that when the two opposing profile structures (23, 24) are brought together, both profile structures (23, 24) align themselves from the beginning of the contact inserts itself into the respective profile structure free space (39, 40) of the other profile structure (23, 24) opposite each other.

Description

The invention relates to a coupling with a driving connection with each other in connection coupling halves.

In particular designed as clutches toothed clutches are non-shiftable, gearbox-driven clutches with self-centering teeth. They transmit the torque positively via interlocking external toothing and internal toothing with involute profile of the hubs and sleeves. Gear couplings are particularly suitable for compensating axial displacements of the parts to be connected of the drive (motor side) and the output (wheel side). By appropriately provided backlash and thereby existing between hubs and sleeves angular mobility angular shaft displacements in the same size and in both sides toothed couplings still radial shaft displacements in the design limits may be allowed for one-sided gear couplings beyond.

• – einer ersten Zahnkupplungshälfte 21 mit einer ersten Zahnkupplungsnabe 1 und einer die erste Zahnkupplungsnabe 1 verschließenden ersten Hülse 3 sowie einer Balligverzahnung 17,
• – einer zweiten Zahnkupplungshälfte 22 mit einer zweiten Zahnkupplungsnabe 2 und einer die zweite Zahnkupplungshälfte 2 verschließenden zweiten Hülse 4 sowie einer Balligverzahnung 16 und
• – einer die erste Zahnkupplungshälfte 21 und die zweite Zahnkupplungshälfte 22 verbindende Verschraubung 7, die über sich gegenüberliegende, formschlüssige Hülsenflansche 28, 29 der Hülsen 3, 4 beide Zahnkupplungshälften 21, 22 zusammenfügt,

bestehen.A conventional clutch 20 with via a driving connection with each other in communication coupling halves 21 . 22 is in 1 shown in a schematic longitudinal section illustration. The conventional, designed as a toothed clutch coupling 20 can out

• - A first toothed coupling half 21 with a first gear hub 1 and one of the first gear hub 1 closing first sleeve 3 as well as a crowned toothing 17 .
• - A second toothed coupling half 22 with a second toothed clutch hub 2 and one the second gear coupling half 2 closing second sleeve 4 as well as a crowned toothing 16 and
• - One of the first gear coupling half 21 and the second gear coupling half 22 connecting screw connection 7 which have opposing, positive sleeve flanges 28 . 29 the sleeves 3 . 4 both gear coupling halves 21 . 22 putting together

consist.

A disadvantage is that the clutch 20 has no emergency running properties.

The invention is therefore based on the object to provide a coupling with mutually connected coupling halves, which is designed so suitable that a mounting is easy to carry out and necessary emergency running properties are formed without having to disassemble components of the drive.

The object is solved by the features of the protection claim 1.

• – einer ersten Kupplungshälfte mit einem ersten Kupplungsteil und einem das erste Kupplungsteil umfassenden zweiten Kupplungsteil,
• – einer zweiten Kupplungshälfte mit einem dritten Kupplungsteil und einem das dritte Kupplungsteil umfassenden vierten Kupplungsteil,

wobei gemäß dem Kennzeichenteil des Schutzanspruchs 1 in der Kupplung zumindest vorhanden sind:

• – eine die erste Kupplungshälfte und die zweite Kupplungshälfte verbindende Spindel, die umgeben ist von einer Mitnahmeverbindung zwischen den in Verbindung stehenden ersten Kupplungshälfte und zweiten Kupplungshälfte, wobei die Spindel mit einem ihrer Endbereiche innerhalb der zweiten Kupplungshälfte befestigt ist und wobei die andere der Mitnahmeverzahnung zugehörige erste Kupplungshälfte der mit der Spindel fest verbundenen zweiten Kupplungshälfte gegenüberliegt und im getrennten Zustand lagernd auf der Spindel geführt ist,
• – ein am anderen Endbereich der Spindel befindliches, einem Verstellbereich der Spindel zugehöriges Spannelement, das auf dem Verstellbereich der Spindel in Richtung der Kupplungsachse verstellbar aufgebracht ist und dem ein Sperrring zur Arretierung des Spannelements in der ersten Kupplungshälfte dient und das eine Kopplung und eine Entkopplung der beiden Kupplungshälften bei eingebauter Kupplung ermöglicht,
• – wobei die Mitnahmeverbindung aus sich gegenüberliegenden freien Stirnbereichen der durch die Mitnahmeverbindung in Verbindung stehenden Kupplungshälften besteht, wobei es für die Stirnbereiche der Mitnahmeverbindung Zustände entweder des gemeinsamen Eingriffs oder des gelösten, eingriffsfreien Leerlaufs gibt,

wobei die freien Stirnbereiche aus Profilstrukturen bestehen, die jeweils profilangepasst und topografisch aufeinander abgestimmt sind, so dass beim Zusammenführen der beiden sich gegenüberliegenden Profilstrukturen beide Profilstrukturen vom Anfang der Berührung an sich ausrichtend in den jeweiligen Profilstrukturfreiraum der jeweils gegenüberliegenden anderen Profilstruktur selbstfindend einschiebt.The coupling with over a driving connection with each other in communication coupling halves consists at least

• A first coupling half with a first coupling part and a second coupling part comprising the first coupling part,
• A second coupling half having a third coupling part and a fourth coupling part comprising the third coupling part,

wherein at least according to the characterizing part of claim 1 protection in the coupling are present:

• - A connecting the first coupling half and the second coupling half spindle, which is surrounded by a driving connection between the associated first coupling half and second coupling half, wherein the spindle is secured with one of its end portions within the second coupling half and wherein the other of the driving teeth associated first Coupling half of the fixedly connected to the spindle second coupling half and is guided in the separated state in stock on the spindle,
• - An on the other end of the spindle befindliches, an adjustment of the spindle associated clamping element which is adjustably mounted on the adjustment of the spindle in the direction of the coupling axis and which serves as a locking ring for locking the clamping element in the first coupling half and a coupling and decoupling allows both coupling halves with built-in coupling,
• Wherein the driving connection consists of mutually opposite free end regions of the coupling halves which are connected by the entraining connection, wherein there are states of either the common engagement or of the disengaged, engagement-free idling for the front regions of the entrainment connection,

wherein the free end regions consist of profile structures, which are in each case adapted to the profile and topographically matched to one another, so that when the two profile structures are brought together, both profile structures automatically align themselves with the respective profile structure clearance of the respectively opposite other profile structure from the beginning of the contact.

• – erstes Kupplungsteil und drittes Kupplungsteil,
• – zweites Kupplungsteil und viertes Kupplungsteil,
• – zweites Kupplungsteil und drittes Kupplungsteil,
• – erstes Kupplungsteil und viertes Kupplungsteil.

Depending on the design of the coupling, the driving connection can be assigned to the following combinations of coupling parts:

• First coupling part and third coupling part,
• Second coupling part and fourth coupling part,
• Second coupling part and third coupling part,
• - First coupling part and fourth coupling part.

In a coupling, the first coupling part may be a first hub, the second coupling part a first sleeve, the third coupling part a second hub, the fourth coupling part a second sleeve, wherein the first coupling part and the third coupling part be designed such that the driving connection between the first coupling part of the first coupling half and the third coupling part of the second coupling half is present.

In another coupling, the first coupling part may be a first hub, the second coupling part a first sleeve, the third coupling part a second hub, the fourth coupling part a second sleeve, wherein the second coupling part and the fourth coupling part are designed such that the driving connection between the second coupling part of the first coupling half and the fourth coupling part of the second coupling half is present.

The driving connection can represent a centrally tapered end connection, in particular front toothing in the end regions or a non-centrally tapered end connection, in particular a cross toothing in the end regions.

The coupling halves can either either one hand, a drive and an output or on the other hand, depending on the needs in interchangeability each associated with an output and a drive and optionally be screwed with drive and output.

In a particular application, the clutch may be a toothed clutch. The first coupling half may be a first toothed coupling half with a crowned toothing, the second coupling half a second toothed coupling half with a crowned toothing, the first coupling part a first toothed coupling hub, the second coupling part a first sleeve, the third coupling part a second toothed coupling hub, the fourth coupling part a second sleeve , The clamping element may be formed as a clamping nut.

• – der ersten Zahnkupplungshälfte mit der ersten Zahnkupplungsnabe und der die erste Zahnkupplungsnabe umfassenden ersten Hülse,
• – der zweiten Zahnkupplungshälfte mit der zweiten Zahnkupplungsnabe und der die zweite Zahnkupplungsnabe umfassenden zweiten Hülse,

wobei des Weiteren zumindest in der Zahnkupplung vorhanden sind

• – eine die erste Zahnkupplungshälfte und die zweite Zahnkupplungshälfte verbindende Spindel, die umgeben ist von einer Mitnahmeverbindung zwischen den in Verbindung stehenden ersten Zahnkupplungshälfte und zweiten Zahnkupplungshälfte, wobei die Spindel in einer Gewindebohrung der zweiten Zahnkupplungsnabe der zweiten Zahnkupplungshälfte eingeschraubt ist und wobei die andere der Mitnahmeverzahnung zugehörige erste Zahnkupplungsnabe der mit der Spindel fest verbundenen zweiten Zahnkupplungsnabe gegenüberliegt und im getrennten Zustand lagernd auf der Spindel geführt ist,
• – eine am anderen Endbereich der Spindel befindliche, vorzugsweise mit einem Gewinde versehenen Verstellbereich der Spindel zugehörige Spannmutter, die auf dem Verstellbereich der Spindel in Richtung zur Kupplungsachse verstellbar aufgebracht ist und der ein Sperrring zur Arretierung der Spannmutter an der ersten Zahnkupplungsnabe dient und die eine Kopplung und eine Entkopplung der beiden Zahnkupplungshälften im eingebauten Zustand der Kupplung ermöglicht, Zahnkupplungsnabe dient und die eine Kopplung und eine Entkopplung der beiden Zahnkupplungshälften bei eingebauter Kupplung ermöglicht,

wobei die Mitnahmeverbindung aus sich gegenüberliegenden freien Stirnbereichen der durch die Mitnahmeverbindung in Verbindung stehenden Zahnkupplungsnaben besteht, wobei es für die Mitnahmeverbindung Zustände entweder des gemeinsamen Eingriffs oder des gelösten, eingriffsfreien Leerlaufs gibt,
wobei die den freien Stirnbereiche aus Profilstrukturen bestehen, die jeweils profilangepasst und topografisch aufeinander abgestimmt sind, so dass nach Lösen der beiden gegenüberliegenden Profilstrukturen beim Wiederzusammenführen der beiden gegenüberliegenden Zahnkupplungshälften und somit der Profilstrukturen beide Profilstrukturen vom Anfang der Berührung an sich ausrichtend in den Profilstrukturfreiraum der jeweils gegenüberliegenden anderen Profilstruktur selbstfindend einschiebt.The trained as a toothed clutch with mutually connected toothed coupling halves can thus at least consist of

• The first toothed coupling half with the first toothed coupling hub and the first sleeve comprising the first toothed coupling hub,
• The second gear coupling half with the second gear coupling hub and the second sleeve comprising the second gear coupling hub,

wherein furthermore are present at least in the toothed coupling

• A spindle connecting the first gear coupling half and the second gear coupling half and being surrounded by a driving connection between the communicating first gear coupling half and second gear coupling half, the spindle being screwed into a threaded bore of the second gear coupling hub of the second gear coupling half and the other being associated with the driving gear teeth the first toothed clutch hub is disposed opposite the second toothed clutch hub fixedly connected to the spindle and, in the separated state, is guided in stock on the spindle,
• - A located at the other end of the spindle, preferably provided with a threaded adjustment range of the spindle associated clamping nut which is adjustably mounted on the adjustment of the spindle in the direction of the clutch axis and which serves as a locking ring for locking the clamping nut on the first toothed clutch hub and a coupling and a decoupling of the two toothed coupling halves in the installed state of the coupling allows toothed coupling hub is used and allows a coupling and decoupling of the two toothed coupling halves with built-in coupling,

wherein the driving connection consists of opposing free end regions of the toothed coupling hubs communicating through the driving connection, wherein there are states for the driving connection of either the common engagement or the released, non-engagement idling,
wherein the free end regions consist of profile structures, which are each profile adapted and topographically matched to each other, so that after loosening the two opposing profile structures when rejoining the two opposing tooth coupling halves and thus the profile structures both profile structures from the beginning of the touch itself aligning in the tread structure of each inserting self-locating opposite other profile structure.

The adjustment of the spindle may have a longer distance increased by the distance A with respect to the height of the clamping element.

The first toothed coupling half may have a longitudinal axis extending through the coupling axis for the spindle, wherein the first toothed coupling hub in the adjustment of the spindle has a free space for the adjustment of the clamping nut and thus the first toothed coupling half.

The applied on the adjustment of the spindle, there adjustable clamping nut can serve with the locking ring for locking the clamping nut on the first toothed hub and in the region of the taper can Limiting disc be arranged with one of these associated locking ring for Verstellbegrenzung the clamping nut. In the case of contact, the clamping nut, the limiting disk and the first securing ring constitute an emergency running fastening element. In other couplings, the emergency running fastening element can be designed in a different way.

The first retaining ring and / or the limiting disc may be replaced by a screw or other fastener.

In the decoupled state of the driving connection, the first coupling half / first toothed coupling half can be adjusted along the coupling axis away from the second coupling half / second toothed coupling half, so that the coupling / toothed coupling transmits no power.

Depending on the design of the entrainment connection, hubs or sleeves can each have a triangular toothing, which has triangular serrations in cross section, whose serration structure is used for self-locating when engaging the entrainment connection formed with the prong structure.

In the coupled state, the clamping nut is applied to the spindle, locks the locking ring, the clamping nut on the first toothed coupling hub and the end of the spindle at the free end portion is tapered stepwise, wherein the taper towards the end of the spindle is arranged downstream of the adjustment and in the region of the taper Groove for receiving the first retaining ring is present, which locks a limiting disc, wherein between the head end of the clamping nut and the limiting disc of the distance A in the case of the coupled state is present, the distance A of the distance to complete separation / decoupling of the driving connection in the idle In the decoupled state, the limiting disc can serve as the starting point for the decoupled state causing, shifted in the direction of the coupling axis clamping nut, wherein in the decoupled state, the clamping element is screwed to the limiting disc and the driving connection z is solved at least at a distance A between the end regions, wherein caused by the screw connection traction ensures a secure position position of the separate coupling halves in emergency.

The drive can be a motor and the output can be a wheel.

At least one bearing, preferably in the form of at least one sliding bearing of the coupling part released from the driving connection can be present on the spindle.

The clutch / toothed coupling can be designed for a mechanical separation / decoupling of the drive and the output in emergency and repair by loosening and separating the driving connection between the coupling parts / clutch hub or sleeves and for reuniting the clutch parts / clutch hubs or sleeves after the repair of the emergency ,

The coupling and decoupling mechanism by means of the driving connection and the elements belonging to the adjustment range can be applicable, for example, to wedge-pack clutches, ring-disc clutches and membrane clutches with respect to the spindle.

The coupling can be filled with lubricant.

Further developments and special embodiments of the coupling ring according to the invention are specified in subclaims.

The invention will be explained in more detail with reference to an embodiment designed as a toothed coupling by means of several drawings. Show it:

1 a schematic longitudinal sectional view of a conventional clutch - gear coupling - with mutually firmly connected coupling halves - Zahnkupplungshälften -,

2 a longitudinal sectional view of a formed as a two-piece gear coupling clutch according to the invention designed as a toothed coupling halves coupling halves and with connecting, self-locating driving connection in the coupled state,

3 a longitudinal sectional view of the second toothed coupling half with firmly inserted spindle,

4 a longitudinal sectional view of the first gear coupling half with a through hole for the spindle, wherein the first gear coupling hub in the free adjustment range of the spindle has a free space for the adjustment of the first gear coupling half,

5 an exploded view of a mountable on the adjustment of the spindle, there adjustable clamping nut and a locking ring for locking the clamping nut on the first Gear coupling hub and a limiting disc and a retaining ring associated therewith,

6 a longitudinal sectional view of the tooth coupling according to the invention with tooth coupling halves connecting, self-locating driving connection in the decoupled state, taking into account 2 .

7 an enlarged longitudinal sectional view of an extended portion of the emergency running fastener of the first gear coupling half in the coupled state of the driving connection after 2 and

8th an enlarged longitudinal sectional view of the environment of the emergency running fastener of the first gear coupling half in the decoupled state (eg., In an emergency running situation) of the driving connection according to 6 wherein, in the decoupled state, the first gear coupling hub is displaced away from the second gear coupling hub along the coupling axis such that the gear coupling is idling.

The following are the 2 . 3 and 4 considered together.

• – einer ersten Kupplungshälfte 21 mit einem ersten Kupplungsteil 1 und einem das erste Kupplungsteil 1 verschließenden zweiten Kupplungsteil 3,
• – einer zweiten Kupplungshälfte 22 mit einem dritten Kupplungsteil 2 und einem das dritte Kupplungsteil 2 verschließenden vierten Kupplungsteil 4.

In 2 is a longitudinal sectional view of a coupling according to the invention 30 with over a driving connection 27 mutually connected coupling halves 21 . 22 shown, with the coupling 30 at least consists of

• - a first coupling half 21 with a first coupling part 1 and one the first coupling part 1 closing second coupling part 3 .
• - A second coupling half 22 with a third coupling part 2 and a third coupling part 2 closing fourth coupling part 4 ,

• – eine die erste Kupplungshälfte 21 und die zweite Kupplungshälfte 22 verbindende Spindel 19, über der sich eine umgebende Mitnahmeverbindung 27 zwischen der in Verbindung stehenden ersten Kupplungshälfte 21 und zweiten Kupplungshälfte 22 befindet, wobei die Spindel 19 mit einem Endbereich in einer Gewindebohrung 33 des dritten Kupplungsteils 2 der zweiten Kupplungshälfte 22 befestigt ist und wobei das andere der Mitnahmeverzahnung 27 zugehörige erste Kupplungsteil 1 dem einen mit der Spindel 19 fest verbundenen dritten Kupplungsteil 2 gegenüberliegt und im getrennten Zustand gleitlagernd auf der Spindel 19 geführt ist,
• – ein am anderen Endbereich der Spindel 19 befindliches, mit einem endseitigen, mit einem Gewinde ausgebildeten Verstellbereich 32 der Spindel 19 zugehöriges Spannelement 38, das auf dem Verstellbereich 32 der Spindel 19 verstellbar aufgebracht ist und dem ein Sperrring 10 zur Arretierung des Spannelements 38 an dem motorseitigen ersten Kupplungsteil 1 gehaltert ist und die somit eine Kopplung und eine Entkopplung der beiden Kupplungshälften 21, 22 unterstützt,

wobei die Mitnahmeverbindung 27 aus sich gegenüberliegenden freien Stirnbereichen 25, 26 der beiden durch die Mitnahmeverbindung 27 in Verbindung stehenden Kupplungsteile 1, 2 besteht, wobei es für die Stirnbereiche 25, 26 der Mitnahmeverbindung 27 die Zustände entweder des gemeinsamen Eingriffs oder des gelösten, eingriffsfreien Leerlaufs gibt,
wobei die freien Stirnbereiche 25, 26 aus Profilstrukturen 23, 24 bestehen, die jeweils profilangepasst und topografisch aufeinander abgestimmt sind, so dass nach Lösen der beiden gegenüberliegenden Profilstrukturen 23, 24 beim Wiederzusammenführen der beiden gegenüberliegenden Profilstrukturen 23, 24 beide Profilstrukturen 23, 24 vom Anfang der Berührung an sich ausrichtend in den Profilstrukturfreiraum 39, 40 der jeweils gegenüberliegenden anderen Profilstruktur 23, 24 selbstfindend einschiebt.According to the invention are in the coupling 30 at least available

• - One the first coupling half 21 and the second coupling half 22 connecting spindle 19 , over which a surrounding takeaway connection 27 between the first coupling half in communication 21 and second coupling half 22 is located, the spindle 19 with an end area in a threaded hole 33 of the third coupling part 2 the second coupling half 22 is attached and wherein the other of the driving teeth 27 associated first coupling part 1 the one with the spindle 19 firmly connected third coupling part 2 opposite and in the separated state sliding bearing on the spindle 19 is guided,
• - one at the other end of the spindle 19 located, with an end, formed with a threaded adjustment 32 the spindle 19 associated clamping element 38 that on the adjustment range 32 the spindle 19 is adjustably applied and a locking ring 10 for locking the clamping element 38 on the engine-side first coupling part 1 is held and thus a coupling and decoupling of the two coupling halves 21 . 22 support

the takeaway connection 27 from opposite free end areas 25 . 26 the two by the driving connection 27 related coupling parts 1 . 2 exists, it being for the forehead areas 25 . 26 the takeaway connection 27 the states are either joint engagement or disengaged, non-intrusive idle,
the free forehead areas 25 . 26 from profile structures 23 . 24 each profile-adapted and topographically matched to each other, so that after loosening the two opposing profile structures 23 . 24 when rejoining the two opposing profile structures 23 . 24 both profile structures 23 . 24 Aligning itself in the tread structure from the beginning of the touch 39 . 40 the opposite other profile structure 23 . 24 inserting yourself.

The coupling halves 21 . 22 can be connected to a motor and a wheel, but also with a gear parts.

As a specific embodiment is hereinafter in the description as a coupling according to the invention 30 a toothed coupling specified with crown-toothing and described in particular about a behavior in emergency, wherein the emergency in a blockage of a drive element, for. B. enters a drive motor. With the separation of the carrier connection, a limited further operation is possible.

For that as a clutch 30 a toothed coupling is shown, represents the first coupling half 21 a first toothed coupling half. The second coupling half 22 represents a second toothed coupling half. The first coupling part 1 is the first gear hub. The second coupling part 3 is a first sleeve, the third coupling part 2 is the second gear coupling hub, the fourth coupling part 4 is a second sleeve. As tensioning element 38 is a clamping nut used.

• – der ersten Zahnkupplungshälfte 21 mit der ersten Zahnkupplungsnabe 1 und der die erste Zahnkupplungsnabe 1 verschließenden ersten Hülse 3,
• – einer zweiten Zahnkupplungshälfte 22 mit einer zweiten Zahnkupplungsnabe 2 und der die zweite Zahnkupplungsnabe 2 verschließenden zweiten Hülse 4,

wobei zumindest in der Zahnkupplung 30 vorhanden sind

• – eine die erste Zahnkupplungshälfte 21 und die zweite Zahnkupplungshälfte 22 verbindende Spindel 19, über der sich eine umgebende Mitnahmeverbindung 27 zwischen der in Verbindung stehenden ersten Zahnkupplungshälfte 21 und zweiten Zahnkupplungshälfte 22 befindet, wobei die Spindel 19 mit dem einen Gewinde tragenden Endbereich in einer Gewindebohrung 33 der zweiten Zahnkupplungsnabe 2 der zweiten Zahnkupplungshälfte 22 befestigt ist und wobei die andere der Mitnahmeverzahnung 27 zugehörige erste Zahnkupplungsnabe 1 der der mit der Spindel 19 fest verbundenen zweiten Zahnkupplungsnabe 2 gegenüberliegt und im getrennten Zustand gleitlagernd auf der Spindel 19 geführt ist,
• – eine auf dem anderen Endbereich der Spindel 19 zugeordnete Verstellbereich 32 der Spindel 19 befindliche Spannmutter 38, die auf dem Verstellbereich 32 der Spindel 19 verstellbar aufgebracht ist und der ein Sperrring 10 zur Arretierung der Spannmutter 38 dient und die somit eine Kopplung und eine Entkopplung der beiden Zahnkupplungshälften 21, 22 bei eingebauter Kupplung ermöglicht,

wobei die Mitnahmeverbindung 27 aus sich gegenüberliegenden freien Stirnbereichen 25, 26 der beiden durch die Mitnahmeverbindung 27 in Verbindung stehenden Zahnkupplungsnaben 1, 2 besteht, wobei es für die Stirnbereiche 25, 26 der Mitnahmeverbindung 27 die Zustände entweder des gemeinsamen Eingriffs oder des gelösten, eingriffsfreien Leerlaufs gibt,
wobei die freien Stirnbereiche 25, 26 aus sich gegenüberliegenden Profilstrukturen 23, 24 bestehen, die jeweils profilangepasst und topografisch aufeinander abgestimmt sind, so dass nach Lösen der beiden gegenüberliegenden Profilstrukturen 23, 24 beim Wiederzusammenführen der beiden gegenüberliegenden Zahnkupplungshälften 21, 22 und somit der Profilstrukturen 23, 24 beide Profilstrukturen 23, 24 vom Anfang der Berührung an sich ausrichtend in den jeweiligen Profilstrukturfreiraum 39, 40 der jeweils gegenüberliegenden anderen Profilstruktur 23, 24 selbstfindend einschiebt, und wobei die mit dem Sperrring 10 an der ersten Zahnkupplungsnabe 1 arretierte Spannmutter 38 axial zur Kupplungsachse 18 verstellbar auf der Spindel 19 angeordnet ist.In the 2 (coupled state) and 6 (decoupled state) shown in a longitudinal section representation as a toothed coupling coupling according to the invention 30 with interconnecting gear coupling halves 21 . 22 is therefore at least out

• - the first toothed coupling half 21 with the first gear hub 1 and the first gear hub 1 closing first sleeve 3 .
• - A second toothed coupling half 22 with a second toothed clutch hub 2 and the second gear hub 2 closing second sleeve 4 .

wherein at least in the toothed coupling 30 available

• - One the first gear coupling half 21 and the second gear coupling half 22 connecting spindle 19 , over which a surrounding takeaway connection 27 between the first gear coupling half in communication 21 and second gear coupling half 22 is located, the spindle 19 with the threaded end portion in a threaded hole 33 the second toothed hub 2 the second toothed coupling half 22 is attached and wherein the other of the driving teeth 27 associated first toothed clutch hub 1 the one with the spindle 19 firmly connected second toothed clutch hub 2 opposite and in the separated state sliding bearing on the spindle 19 is guided,
• - one on the other end of the spindle 19 assigned adjustment range 32 the spindle 19 located clamping nut 38 on the adjustment range 32 the spindle 19 is adjustably applied and a locking ring 10 for locking the clamping nut 38 serves and thus a coupling and decoupling of the two gear coupling halves 21 . 22 with built-in clutch allows

the takeaway connection 27 from opposite free end areas 25 . 26 the two by the driving connection 27 related toothed clutch hubs 1 . 2 exists, it being for the forehead areas 25 . 26 the takeaway connection 27 the states are either joint engagement or disengaged, non-intrusive idle,
the free forehead areas 25 . 26 from opposing profile structures 23 . 24 each profile-adapted and topographically matched to each other, so that after loosening the two opposing profile structures 23 . 24 when rejoining the two opposing gear coupling halves 21 . 22 and thus the profile structures 23 . 24 both profile structures 23 . 24 aligning itself with the respective profile structure clearance from the beginning of the touch 39 . 40 the opposite other profile structure 23 . 24 inserting self-locating, and being with the locking ring 10 on the first gear hub 1 locked clamping nut 38 axially to the coupling axis 18 adjustable on the spindle 19 is arranged.

The first gear coupling half 21 has a crowned toothing 17 and the second gear coupling half 22 has a crown spline 16 on, with the crowned gears 16 . 17 are formed self-centering.

The spindle end region side adjustment range 32 has a longer, by the distance A increased distance than the head height of the clamping nut 38 ,

In 3 is a longitudinal sectional view of the second toothed coupling half 22 with firmly inserted spindle 19 shown. The spindle 19 not only about threads in the second gear coupling half 22 but the spindle 19 can be fixed there via a non-positive connection and / or positive connection and / or cohesive connection, preferably gluing and welding. This is a second cover 6 the second sleeve 4 by means of a second securing ring 11 on the second sleeve 4 supported. Between the second lid 6 and the second sleeve 4 there is a first O-ring.

In 4 is a longitudinal sectional view of the first toothed coupling half 21 with a passage opening 31 for the spindle 19 shown, wherein the first toothed clutch hub 1 in the adjustment range 32 the spindle 19 a space for the adjustment of the first toothed coupling half 21 has. A first lid 5 the first sleeve 3 is by means of a third locking ring 36 on the first sleeve 3 supported.

Between the first lid 5 and the first sleeve 3 There is a second O-ring 35 , To support the sealing of the crown gears 16 and 17 can each have an annular sealing element 14 be introduced.

An exploded view with one on the adjustment range 32 the spindle 19 applied, there adjustable clamping nut 38 with the locking ring 10 for locking the clamping nut 38 on the first gear hub 1 as well as one in the area of rejuvenation 34 arranged boundary plate 8th with one of the boundary plate 8th associated first circlip 9 for displacement limitation of the clamping nut 38 is in the 5 shown. The chuck 38 points as in 5 shown is an internal thread 41 on with them on the threaded adjustment range 32 the spindle 19 can be adjusted, the adjustment in each case to a coupling and each to a decoupling of the clutch hubs 1 . 2 and thus the coupling halves 21 and 22 can lead.

In 6 is a longitudinal sectional view of the gear coupling according to the invention 30 with toothed coupling halves 21 . 22 connecting, self-finding takeaway connection 27 in the decoupled state, taking into account the 2 shown. The clamping nut 38 in the first gear hub 1 is on the spindle 19 applied. The locking ring 10 locks the clamping nut 38 on the first gear hub 1 , The free end of the spindle 19 is stepped in the form of a rejuvenation 34 Rejuvenated, taking in the field of rejuvenation 34 a groove / annular groove 37 for receiving the locking ring 9 is present, which is the limiting disc 8th locked. Between the head of the clamping nut 38 and the bounding disk 8th is the distance A in the case of the engagement of the two gear coupling halves 21 . 22 present, wherein the distance A of the distance to the complete solution / separation of the frontal areas 25 . 26 the takeaway connection 27 corresponds to idling in emergency operation.

To the distance A is to set an emergency run z. B. between the connected motor and connected wheel, the clamping nut 38 by turning on the adjustment range 32 adjusted and thus the front areas of the driving connection detached from each other and decoupled without having to dismantle components of the drive.

The boundary disk 8th in the first gear hub 21 serves as a kick-off for those in 6 shown, decoupled state causing, in the direction of the coupling axis 18 adjusted clamping nut 38 , In the decoupled state, the distance A is zero with A = 0 and the clamping nut 38 is located on the boundary disk 8th on and the takeaway connection 27 is solved and separated.

The clamping element / the clamping nut 38 thus provides in combination with the limiting disc 8th and the first circlip 9 an emergency running fastener.

In 7 is an enlarged longitudinal sectional view of an extended portion of the emergency run fastener with the clamping nut 38 the first toothed coupling half 21 in the coupled state of the driving connection 27 to 2 shown and in 8th is an enlarged longitudinal sectional view of the environment of the clamping nut 38 the first toothed coupling half 21 in the decoupled state (eg in an emergency running situation) of the driving connection 27 to 6 , wherein in the decoupled, released state, the first toothed coupling half 21 along the coupling axis 18 away from the second gear coupling half 22 is shifted, so that the gear coupling 30 in the no-load idle position shown.

The forehead areas 25 . 26 the two toothed hubs 1 . 2 have in cross-section designed as a centrally tapered spur tooth profile structure 23 . 24 with triangular prongs, their serrated structure for self-discovery during engagement of the tooth profile structure 23 . 24 trained driving connection 27 face each other.

• – durch langsames Drehen und vorsichtiges Andrücken der ersten Zahnkupplungsnabe 1 in Richtung zum Rad erfolgen,
• – durch Spüren eines deutlichen axialen Einrastens der ersten Zahnkupplungsnabe 1 in Richtung zum Rad während der Endphase des Eingriffs,

eine selbstfindende Zusammenführung der beiden Zahnkupplungshälften 21, 22 durchgeführt werden kann.When connecting the two gear coupling halves 21 . 22 can on a required according to the prior art, consuming manual centering of the teeth 23 . 24 existing carrier connection 27 the toothed hubs 1 and 2 be omitted, in a simple manner

• - by slowly turning and carefully pressing the first toothed clutch hub 1 in the direction of the wheel,
• - By sensing a significant axial engagement of the first toothed clutch hub 1 towards the wheel during the final phase of the procedure,

a self-finding combination of the two gear coupling halves 21 . 22 can be carried out.

It is at least one storage 12 , In particular at least one sliding bearing of the driving connection 27 to be solved coupling part 1 on the spindle 19 available.

The execution of the coupling / tooth coupling according to the invention 30 is prepared for a mechanical separation / decoupling of the drive (motor) and the output (wheel) in emergency operation and repair by loosening and separating the driving connection 27 between the pinion hubs 1 and 2 and for reassembly of the toothed clutch hubs 1 . 2 after the repair of a run-flat.

By the coupling according to the invention 30 An emergency operation is also guaranteed during operation.

Furthermore, by the inventive design of the driving connection 27 with the z. B. in cross-section triangular teeth 23 . 24 the cancellation of the separation of the disengaged Zahnkupplungsnaben 1 and 2 by a possible self-discovery of the serrated structure according to the invention which is to be moved towards one another 23 . 24 reached.

The total set forth inventive coupling and decoupling mechanism by means of the driving connection according to the invention 27 and the adjustment range 32 belonging elements can be applied in addition to gear couplings on wedge pack couplings, ring disk couplings, couplings and diaphragm couplings and other couplings.

LIST OF REFERENCE NUMBERS

1

first coupling part / first toothed clutch hub

2

third clutch part / second gear hub

3

second coupling part / first sleeve

4

fourth coupling part / second sleeve

5

first lid

6

second lid

7

screw

8th

handguard

9

first circlip

10

lock ring

11

second circlip

12

storage

13

sealing bellows

14

sealing element

15

first O-ring

16

crowned

17

crowned

18

coupling axis

19

spindle

20

conventional clutch / gear coupling

21

first coupling half / first toothed coupling half

22

second coupling half / second toothed coupling half

23

first profile structure / first tooth structure

24

second tread structure / second tine structure

25

first forehead area

26

second forehead area

27

driving connection

28

first sleeve flange

29

second sleeve flange

30

inventive coupling / gear coupling

31

Through opening

32

Trained adjustment range of the spindle

33

threaded hole

34

rejuvenation

35

second O-ring

36

third circlip

37

groove

38

Tightening element / tightening nut

39

first tread structure space / first tine space

40

second tread structure clearance / second tine clearance

A

distance

Claims (22)

Clutch ( 30 ) via a carrier connection ( 27 ) interconnected coupling halves ( 21 . 22 ), at least consisting of - a first coupling half ( 21 ) with a first coupling part ( 1 ) and one the first coupling part ( 1 ) second coupling part ( 3 ), - a second coupling half ( 22 ) with a third coupling part ( 2 ) and a third coupling part ( 2 ) fourth coupling part ( 4 ), characterized in that in the coupling ( 30 ) are at least present: - one the first coupling half ( 21 ) and the second coupling half ( 22 connecting spindle ( 19 ), which is surrounded by a takedown connection ( 27 ) between the first coupling half ( 21 ) and second coupling half ( 22 ), where the spindle ( 19 ) with one of its end regions within the second coupling half ( 22 ) and wherein the other of the driving teeth ( 27 ) associated first coupling half ( 21 ) with the spindle ( 19 ) firmly connected second coupling half ( 22 ) and in the separated state in stock on the spindle ( 19 ), - one at the other end of the spindle ( 19 ), an adjustment range ( 32 ) of the spindle ( 19 ) associated clamping element ( 38 ) located on the adjustment range ( 32 ) of the spindle ( 19 ) in the direction of the coupling axis ( 18 ) is adjustably applied and a locking ring ( 10 ) for locking the clamping element ( 38 ) in the first coupling half ( 21 ) and that a coupling and a decoupling of the two coupling halves ( 21 . 22 ) with built-in coupling allows, with the driving connection ( 27 ) from opposite free end areas ( 25 . 26 ) by the carrier connection ( 27 ) associated coupling halves ( 21 . 22 ), whereas for the forehead areas ( 25 . 26 ) of the takedown connection ( 27 ) States of either the joint engagement or the disengaged, non-invasive idling, the free frontal areas ( 25 . 26 ) from profile structures ( 23 . 24 ), which are profile-matched and topographically coordinated with each other, so that when merging the two opposing profile structures ( 23 . 24 ) both profile structures ( 23 . 24 ) from the beginning of the touch itself in the respective profile structure space ( 39 . 40 ) of the respective opposite profile structure ( 23 . 24 einschiebt self-inventively. Coupling according to claim 1, characterized in that the driving connection ( 27 ) depending on the design of the coupling ( 30 ) optionally following combinations of coupling parts ( 1 . 2 . 3 . 4 ): - first coupling part ( 1 ) and third coupling part ( 2 ), - second coupling part ( 3 ) and fourth coupling part ( 4 ), - second coupling part ( 3 ) and third coupling part ( 2 ), - first coupling part ( 1 ) and fourth coupling part ( 4 ). Coupling according to claim 2, characterized in that the first coupling part ( 1 ) a first hub, the second coupling part ( 3 ) a first sleeve, the third coupling part ( 2 ) a second hub, the fourth coupling part ( 4 ) a second sleeve and the clamping element ( 38 ) are preferably a clamping nut, wherein the first coupling part ( 1 ) and the third coupling part ( 2 ) are designed such that the carrier connection ( 27 ) between the first coupling part ( 1 ) of the first coupling half ( 21 ) and the third coupling part ( 2 ) of the second coupling half ( 22 ) is available. Coupling according to claim 2, characterized in that the first coupling part ( 1 ) a first hub, the second coupling part ( 3 ) a first sleeve, the third coupling part ( 2 ) a second hub, the fourth coupling part ( 4 ) a second sleeve and the clamping element ( 38 ) are preferably a clamping nut, wherein the second coupling part ( 3 ) and the fourth coupling part ( 4 ) are designed such that the carrier connection ( 27 ) between the second coupling part ( 3 ) of the first coupling half ( 21 ) and the fourth coupling part ( 4 ) of the second coupling half ( 22 ) is available. Coupling according to Claims 1 to 4, characterized in that the self-locating driving connection ( 27 ) a centrally tapered end connection, in particular front toothing in the end regions ( 25 . 26 ) or a non-centrally tapering end connection, in particular a cross-toothing in the front areas ( 25 . 26 ). Coupling according to claims 1 to 5, characterized in that the coupling halves ( 21 . 22 ) either on the one hand in each case a drive and an output or on the other hand, depending on the need in permutation in each case an output and a drive are assigned and optionally with drive and output can be screwed. Coupling according to claims 1 to 6, characterized in that the coupling ( 30 ) is a toothed coupling. Coupling according to claim 7, characterized in that the first coupling half ( 21 ) a first toothed coupling half with a crowned toothing ( 17 ), the second coupling half ( 22 ) a second toothed coupling half with a crowned toothing ( 16 ), the first coupling part ( 1 ) a first toothed coupling hub, the second coupling part ( 2 ) a first sleeve, the third coupling part ( 3 ) a second toothed coupling hub, the fourth coupling part ( 4 ) a second sleeve and the clamping element ( 38 ) are preferably a clamping nut. Coupling according to claim 8, characterized in that the coupling designed as a toothed coupling ( 30 ) with mutually connected toothed coupling halves ( 21 . 22 ) at least consists of - the first toothed coupling half ( 21 ) with the first toothed hub ( 1 ) and the first gear hub ( 1 ) comprehensive first sleeve ( 3 ), - the second toothed coupling half ( 22 ) with the second toothed hub ( 2 ) and the second toothed hub ( 2 ) second sleeve ( 4 ), wherein furthermore at least in the toothed coupling ( 30 ) are present - one the first toothed coupling half ( 21 ) and the second toothed coupling half ( 22 connecting spindle ( 19 ), which is surrounded by a takedown connection ( 27 ) between the first gear coupling half ( 21 ) and second toothed coupling half ( 22 ), where the spindle ( 19 ) in a threaded hole ( 33 ) of the second toothed hub ( 2 ) of the second toothed coupling half ( 22 ) and wherein the other of the driving teeth ( 27 ) associated first toothed clutch hub ( 1 ) with the spindle ( 19 ) second gear coupling hub ( 2 ) and in the separated state sliding bearing on the spindle ( 19 ), - one at the other end of the spindle ( 19 ), preferably provided with a threaded adjustment range ( 32 ) of the spindle ( 19 ) associated clamping element ( 38 ) on the adjustment range ( 32 ) of the spindle ( 19 ) in the direction of the coupling axis ( 18 ) is adjustably applied and a locking ring ( 10 ) for locking the clamping element ( 38 ) on the first toothed hub ( 1 ) and the one coupling and decoupling of the two toothed coupling halves ( 21 . 22 ) with built-in coupling allows, with the driving connection ( 27 ) from opposite free end areas ( 25 . 26 ) by the carrier connection ( 27 ) associated tooth clutch hubs ( 1 . 2 ), whereby for the carrier connection ( 27 ) States of either the joint engagement or the disengaged, engagement-free idling, wherein the free frontal areas ( 25 . 26 ) from profile structures ( 23 . 24 ), which are each profile-adapted and topographically coordinated with each other, so that after loosening the two opposing profile structures ( 23 . 24 ) when rejoining the two opposite toothed coupling halves ( 21 . 22 ) and thus the profile structures ( 23 . 24 ) both profile structures ( 23 . 24 ) from the beginning of the touch itself in the profile structure space ( 39 . 40 ) of the respective opposite profile structure ( 23 . 24 einschiebt self-inventively. Coupling according to claims 1 to 9, characterized in that the adjustment range ( 33 ) of the spindle ( 19 ) a longer distance to the distance A increased distance than the height of the clamping element ( 38 ) owns. Coupling according to claim 9 or 10, characterized in that the first toothed coupling half ( 21 ) one along the coupling axis ( 18 ) running through opening ( 31 ) for the spindle ( 19 ), wherein the first gear hub ( 1 ) in the adjustment range ( 32 ) of the spindle ( 19 ) a clearance for the adjustment of the clamping nut ( 38 ) and thus the first toothed coupling half ( 21 ) owns. Coupling according to claims 9 to 11, characterized in that one on the adjustment ( 32 ) of the spindle ( 19 ), there adjustable clamping nut ( 38 ) with the locking ring ( 10 ) for locking the clamping nut ( 38 ) on the first toothed hub ( 1 ) as well as in the area of rejuvenation ( 34 ) a limiting disk ( 8th ) with a circlip ( 9 ) for adjusting limitation of the clamping nut ( 38 ) are arranged. Coupling according to claim 12, characterized in that the retaining ring ( 9 ) and / or the limiting disk ( 8th ) are replaced by a screw or other fastener. Coupling according to claims 1 to 13, characterized in that in the decoupled state of the driving connection ( 27 ) the first coupling half / first toothed coupling half ( 21 ) along the coupling axis ( 18 ) away from the second clutch half / second gear half ( 22 ) is adjusted, so that the clutch / gear coupling ( 30 ) transfers no power Coupling according to claims 1 to 14, characterized in that the front areas ( 25 . 26 ) of the takedown connection ( 27 ) of the two coupling parts: hubs ( 1 . 2 ) or sleeves ( 3 . 4 ) depending on the training of the driving connection ( 27 ) on the coupling parts ( 1 . 2 ; 3 . 4 ) a centrally tapered spur toothing ( 23 . 24 ), which have triangular serrations in cross-section, whose serration structure for self-discovery during engagement of the serration formed with the serration ( 27 ) serve. Coupling according to at least one preceding claim, characterized in that in the coupled state, the clamping nut ( 38 ) on the spindle ( 19 ) is applied, the locking ring ( 10 ) the clamping nut ( 38 ) on the first toothed hub ( 1 ) and the end of the spindle ( 19 ) is tapered stepwise at the free end region, wherein the rejuvenation ( 34 ) towards the end of the spindle ( 19 ) the adjustment range ( 32 ) and in the field of rejuvenation ( 34 ) a groove ( 37 ) for receiving the first retaining ring ( 9 ), which has a limiting disc ( 8th ), wherein between the head end of the clamping nut ( 38 ) and the limiting disc ( 8th ) the distance A is present in the case of the coupled state, wherein the distance A of the route for complete separation / decoupling of the driving connection ( 27 ) corresponds to idle. Coupling according to one of the preceding claims, characterized in that in the decoupled state, the limiting disc ( 8th ) as a point of impact for the decoupled state causing, in the direction of the coupling axis ( 18 ) displaced clamping nut ( 38 ), wherein in the decoupled state, the clamping element ( 38 ) on the limiting disc ( 8th ) and the takedown connection ( 27 ) at least at a distance A between the end regions ( 25 . 26 ) is solved, wherein a caused by the screw connection traction for a secure position position of the separate coupling halves ( 21 . 22 ) in emergency running. Coupling according to claims 1 to 17, characterized in that the drive is a motor and the output is a wheel. Coupling according to claim 1, characterized in that at least one bearing ( 12 ) preferably in the form of at least one sliding bearing of the driving connection ( 27 ) dissolved coupling part on the spindle ( 19 ) is available. Coupling according to claim 1, characterized in that the spindle ( 19 ) is a non-positive connection and / or positive connection and / or cohesive connection, preferably bonding and welding in the output associated coupling half ( 22 ) attached. Coupling according to claims 1 to 20, characterized in that the coupling / toothed coupling ( 30 ) for a mechanical separation / decoupling of the drive and the output in emergency operation and repair by loosening and separating the driving connection ( 27 ) between the coupling parts / toothed hub ( 1 . 2 ) or sleeves ( 3 . 4 ) and for merging and rejoining the coupling parts / toothed hub ( 1 . 2 ) or sleeves ( 3 . 4 ) is designed after the repair of the emergency operation, for which no disassembly of drive components is required. Coupling according to claims 1 to 21, characterized in that the coupling and decoupling mechanism by means of the driving connection ( 27 ) and the adjustment range ( 32 ) associated elements with respect to the spindle ( 19 ) For example, applicable to Keilpaketkupplungen, ring disk couplings and diaphragm couplings.

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