CN101463872A - Operation device for a vehicle clutch - Google Patents
Operation device for a vehicle clutch Download PDFInfo
- Publication number
- CN101463872A CN101463872A CNA2008101856555A CN200810185655A CN101463872A CN 101463872 A CN101463872 A CN 101463872A CN A2008101856555 A CNA2008101856555 A CN A2008101856555A CN 200810185655 A CN200810185655 A CN 200810185655A CN 101463872 A CN101463872 A CN 101463872A
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- China
- Prior art keywords
- magnet holder
- operation equipment
- strip
- cylinder
- axially extended
- Prior art date
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Classifications
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- 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
- F16D25/00—Fluid-actuated clutches
- F16D25/08—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member
- F16D25/082—Fluid-actuated clutches with fluid-actuated member not rotating with a clutching member the line of action of the fluid-actuated members co-inciding with the axis of rotation
- F16D25/083—Actuators therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K23/00—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for
- B60K23/02—Arrangement or mounting of control devices for vehicle transmissions, or parts thereof, not otherwise provided for for main transmission clutches
Abstract
The invention relates to an operation device for a vehicle clutch in a vehicle drive train comprising a pneumatically actuated slave cylinder concentrically arranged to a gear input shaft. The pneumatically actuated slave cylinder has a piston/cylinder arrangement with a piston assembly fixed at a housing and a cylinder assembly adjustable in an axial direction. A torque support of the cylinder assembly is implemented in the operation device by fixing the cylinder assembly opposite to the piston assembly with respect to a relative rotation by an axially running bar axially adjustable in grooves of the piston assembly.
Description
Technical field
The present invention relates to a kind of operation equipment, the vehicular clutch that is used for vehicle transmission system, this operation equipment comprises a pneumatically-operated slave cylinder that is provided with one heart around transmission input shaft, this pneumatically-operated slave cylinder comprises a piston/cylinder assembly, and this piston/cylinder assembly has a piston assembly and the cylinder component that can move in the axial direction fixed with housing.
Background technique
The operation equipment of described type is for example known as the pneumatic slave cylinder or the central separator that are used for load-carrying vehicle by WO2007/101419A1.In operation during vehicular clutch, the annular of cylinder component is jar indirectly by other member or directly be pressed on the release bearing by guide ring.Release bearing passes to cylinder component with trailing moment again, and thus, moment is applied on the cylinder component around the clutch rotation axis.
Summary of the invention
Therefore, task of the present invention is, the operation equipment of described type is provided, and this operation equipment has the torque support device that is used for cylinder component.
This problem solves by a kind of operation equipment, this operation equipment is used for the vehicular clutch of vehicle transmission system, this operation equipment comprises a pneumatically-operated slave cylinder that is provided with one heart around transmission input shaft, this pneumatically-operated slave cylinder comprises a piston/cylinder assembly, this piston/cylinder assembly has a piston assembly and the cylinder component that can move in the axial direction fixed with housing, wherein, cylinder component axially movable guide mechanism in can the retaining mechanism at piston assembly by with respect to piston assembly aspect relatively rotating fixes.Therefore torque is supported and is carried out like this: cylinder component by corresponding mechanism directly be supported on piston assembly originally on one's body.This for example can carry out like this: piston assembly has an axially extended lath as retaining mechanism, and this axially extended lath is surrounded in both sides by the groove as guide mechanism of cylinder component.Therefore torque is supported and is carried out as groove/tenon combination, and wherein, groove can move with respect to tenon in the axial direction.Groove can be configured to microscler, can have big axial depth, but also can be configured in the plate as breach.Same case is applicable to the lath as guide mechanism, this lath can have roughly and the corresponding axial length of the size of separating displacement, but scheme also can construct as pin or similar device and be arranged on movably in the microscler groove in the case as an alternative.
Propose in a configuration of operations according to the instant invention device, groove is arranged on the zone of radially inwardly stretching of an annular jar.For this reason, annular jar has the strip as the plate lug, and this plate lug extends radially inwardly and surround in both sides the lath as guide mechanism on the free end of annular jar.Lath for example is the enhancing portion of piston, this degree of this enhancing portion radially outward increases, make the last seamed edge of lath be parallel to the spin axis extension of the operation equipment in other words of clutch, in this way, the zone of radially inwardly stretching of annular jar can be directed to and decides to be supported in this sense of rotation on trailing moment on one of two sides of lath along lath.
Propose in the configuration of scheme as an alternative at one of this operation equipment, retaining plate is clamping annular jar at least in part, and groove is arranged on the zone of radially inwardly stretching of retaining plate.Retaining plate is arranged on for transmission power between annular jar and the guide ring.Advantageously so now further structure of this retaining plate and radially outward prolongation on such position make this retaining plate bear the function that supports torque simultaneously together.
Particularly advantageous is that the displacement measurement assembly that has existed is additionally born the function that supports torque.In this scheme, propose, this operation equipment has a magnet holder, this magnet holder is connected with cylinder component regularly, this magnet holder carrying magnet, for example permanent magnet or a similar magnet, this magnet constitutes a displacement measurement assembly with a sensor acting in conjunction that is connected with piston assembly regularly and with this sensor, wherein, groove is arranged on the magnet holder.In order to be more readily understood, measuring assembly at this with magnetic displacement is starting point, but also can use other electric system or optical system to come Displacement Measurement at this.Therefore, trailing moment one is applied in, the magnet holder just with its housings support on axially extended lath.When clutch was operated, the magnet holder moved along lath at this.This configuration is structurally simple especially, because can employ the assembly that has existed in order to support torque, promptly need not to be provided for supporting the add-on assemble or the structural element of torque.Preferably propose at this, the magnet holder is connected with retaining plate.Retaining plate satisfies two functions thus: this retaining plate carries magnet holder on the one hand, and this retaining plate is the part of the torque support device of cylinder component on the other hand.
Propose in a configuration of operations according to the instant invention device, retaining plate comprises a lug that radially extends, and the lug radially outward that this radially extends stretches out and surpasses the annular jar, and wherein, magnet holder and lug are fixedly connected.Preferred magnet holder is threaded with the lug of radially extension by some screws that axially are provided with, but scheme as an alternative also can be used clamping connector, buckle connection set or similar connection set at this.
Propose in the configuration of scheme as an alternative at one of the operations according to the instant invention device, retaining plate comprises an axially extended strip, this axially extended strip is extended along the cylindric zone of annular jar, and wherein, magnet holder and strip are fixedly connected.Preferably propose at this, the magnet holder is threaded with axially extended strip by some screws that radially are provided with.When the magnet holder be multi-part type and this when in fixedly the time, just being assemblied on the strip, this configuration is particularly advantageous.Be threaded with strip by the magnet holder, the magnet holder of multi-part type engages at this.For this reason, the magnet holder for example has a housing top and one or more lower housing portion part, wherein, a described lower housing portion part or described a plurality of lower housing portion part are constructed like this, make a described lower housing portion part or described a plurality of lower housing portion part surround axial lath in both sides.
Propose in the configuration of scheme as an alternative at one, magnet holder and lug or strip are connected to each other by the buckle connection set.Lug or strip include the mechanism of spring for this reason, for example snap hook or similar means, and the described mechanism that spring arranged can set up the sealed kayser of shape with the magnet holder and be connected.Therefore the magnet holder for example can be pressed in the corresponding acceptance division of lug or strip by a kind of clamping connection set.
Propose in a further configuration, axially extended strip comprises on one turns over crimp, turns over crimp on this and is surrounded by the slit of magnet holder, and the magnet holder comprises a snap hook, and the free end of this snap hook and strip constitutes a buckle connection set.On turn over crimp by axially extended strip partly punching out go out outwardly-bent then come out.Turn over crimp on being somebody's turn to do and form magnet holder fixing device in the axial direction, snap hook makes the magnet holder fixing in the radial direction.More accurate fixing realized like this: axially extended strip has two bands, and these are with in a circumferential direction at sandwich magnet holder.
Propose in the configuration of scheme as an alternative at another of operations according to the instant invention device, cylinder component comprises an axially extended strip as guide mechanism, this axially extended strip is embedded in the guiding device as retaining mechanism of piston assembly, can move axially in this guiding device and radially fix.One of preferred existence has the guide plate of unlimited or closed hollow cross-section in guiding device, and this guide plate is arranged on the buck plate of piston assembly.In guide plate inside, axially extended strip can be mobile as flexible rod in the axial direction.
Propose in the configuration of scheme as an alternative at another of operations according to the instant invention device, cylinder component comprises a guide ring, this guide ring is bearing on the pilot sleeve in the axial direction slidably, wherein, guide ring and pilot sleeve comprise at least one groove that extends in the axial direction/tenon device, and described groove/tenon device avoids guide ring to rotate on pilot sleeve.In this configuration, in other words in the pilot sleeve, therefore support and do not undertaken by piston assembly, but directly undertaken by the buck plate on pilot sleeve and speed changer or the clutch cover by this torque at moving sleeve for the torque support combinations.
Propose in the configuration of scheme as an alternative at another of operations according to the instant invention device, this operation equipment comprises a magnet holder, this magnet holder is connected with cylinder component regularly, magnet of this magnet holder carrying, this magnet and a sensor that is connected with piston assembly regularly, for example magnetic sensor acting in conjunction and constitute a displacement measurement assembly with this sensor, wherein, perhaps sensor or magnet holder have a recess, and magnet holder or sensor can be bearing in this recess with axial motion and be fixing in a circumferential direction.Therefore, magnet holder and sensor itself have at this and are used to prevent the mechanism reversed from promptly additionally bearing this function.Can abandon being used to preventing that at this additional member reversed, the housing of sensor and magnet holder only are provided with the recess protuberance in other words as groove/tenon combination.
Description of drawings
By means of accompanying drawing embodiments of the invention are described below.Accompanying drawing is represented:
Fig. 1 is according to first embodiment's of pneumatic slave cylinder of the present invention section;
The embodiment's of Fig. 2 and Fig. 3 Fig. 1 three-dimensional view;
Fig. 4 and Fig. 5 are according to second embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Fig. 6 to Fig. 9 is according to the 3rd embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 10 and Figure 11 are according to the 4th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 12 and Figure 13 are according to the 5th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 14 and Figure 15 are according to the 6th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 16 and Figure 17 are according to the 7th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 18 and Figure 19 are according to the 8th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 20 and Figure 21 are according to the 9th embodiment's of pneumatic slave cylinder of the present invention three-dimensional view;
Figure 22 and Figure 23 are according to the tenth embodiment's of pneumatic slave cylinder of the present invention three-dimensional view.
Embodiment
Fig. 1 to Fig. 3 shows an embodiment according to pneumatic slave cylinder 1 of the present invention.The theory structure of this pneumatic slave cylinder 1 (being also referred to as central separator) is for example known by WO 2007/101419, therefore it is not inquired in detail at this.The pneumatically-operated slave cylinder 1 that is provided with one heart around transmission input shaft is the part of operation equipment that is used for the vehicular clutch of vehicle transmission system.Pneumatic slave cylinder 1 comprises a piston assembly 2, and this piston assembly for example is fixed on the unshowned case of transmission regularly by buck plate 3 and housing.Be provided with a cylinder component 5 movably on piston assembly 2 opposites in the axial direction, this axial direction is represented by rotation axis 4.The pressure chamber 6 of piston/cylinder assembly sealing that comprises piston assembly 2 and cylinder component 5, to this referring to Fig. 1.Pressure chamber 6 is loaded with pressure air by a unshowned pneumatic active cylinder and a pneumatic pressure delivery system.By the on-load pressure air, cylinder component 5 moves and presses a release bearing only schematically illustrated in Fig. 1 to Fig. 37 in the axial direction, this release bearing is pressed in again on the unshowned belleville spring of vehicular clutch, and vehicular clutch is operatively opened by pressure air and closure when air pressure reduces correspondingly.In addition, pneumatic slave cylinder 1 comprises a pilot sleeve 8, and this pilot sleeve carries out the transition to buck plate 3 on the side 9 that deviates from clutch, and the described side that deviates from clutch is the side towards speed changer simultaneously.Piston assembly 2 is with buck plate 3, be threaded by means of screw 10 with pilot sleeve 8 thus.Be provided with a guide ring 11 on pilot sleeve 8 movably, this guide ring is connected with annular jar 13 by retaining plate 12.Annular jar piston confining pressure chambers 6 14 13 with piston assembly 2.An outer sealing device 15 and an inner sealing device 16 make the 6 pairs of external sealeds in pressure chamber.A felt seal arrangement 17 avoids sealing surface contaminated.Outer sealing device and inner sealing device 15,16 are respectively lip seal devices made of plastic.A prestressing spring 18 is pressed between pilot sleeve 8 or buck plate 3 and the guide ring 11.
Pneumatic slave cylinder 1 comprises a displacement measuring device 19 that is used for the separation displacement of definite vehicular clutch or slave cylinder.Displacement measuring device 19 comprises sensor 20, the sensor of this electromagnetism and permanent magnet acting in conjunction that is arranged in the magnet holder 21 of an electromagnetism that is provided with regularly with housing.Magnet holder 21 is connected with cylinder component 5 regularly.Cylinder component 5 consists essentially of annular jar 13, retaining plate 12 and guide ring 11.Annular jar 13 has a cylindric outside 30.If make cylinder component 5, make release bearing 7 motions thus by with air pressure pressure chamber 6 being carried out pressure-loaded, the permanent magnet that then is arranged in the magnet holder 21 moves with respect to sensor 20.Sensor 20 for example comprises one at this unshowned coil device, the inductance of this coil device is decided variation on position magnet holder 21 or that be arranged on the permanent magnet in this magnet holder, thus, the deduction to the separation displacement of pneumatic slave cylinder comes given by measuring corresponding electric parameter.This inductive displacement prober is known, it is not inquired in detail at this.
Structure according to the piston/cylinder assembly of the pneumatic slave cylinder 1 of Fig. 1 to Fig. 3 is that following described whole embodiments are common, therefore it is not inquired in detail.Identical member is provided with identical reference number.Different embodiments' difference is to prevent the type of the anti-rotation lock that cylinder component 5 reverses with respect to piston assembly 2 and the type and the layout of layout and magnet holder 21 basically.Sensor 20 is threaded with buck plate 3 respectively.In the zone of sensor 20, in buck plate 3, be provided with a recess 34 respectively.
Fig. 1 to Fig. 3 shows and prevents that cylinder component 5 from reversing and arranging first embodiment of magnet holder 21 with respect to piston assembly 2.Retaining plate 12 has a lug 22 that radially extends, and the maximum outer radius rf of this lug is greater than the outer radius ra of annular jar 13, and thus, this lug radially outward stretches out and surpasses annular jar 13.In the radially outer zone, lug 12 radially be basically one that extend radially outwardly, promptly be the plane that extend at 90 ° of angles with respect to rotation axis 4.Be processed with two in this unshowned hole in lug 22 radially, thus, magnet holder 21 can be fixed on radially the lug 22 by means of two screws 23.Screw 23 is roughly parallel to rotation axis 4 thus and extends, and promptly is presented in the axial direction in the magnet holder 21.The axially extended strip 24 of retaining plate 12 has crimping 25 extending in the axial direction along this annular jar on the part area of the excircle of annular jars 13 and deviating from the side 9 of clutch, and this crimping hooks the cylindric outside of annular jars 13.Be processed with the recess 26 of a similar groove in crimping 25, this recess surrounds in both sides and keeps rib 27, and this maintenance rib is axially extended lath, and the last seamed edge 28 of this lath is parallel to rotation axis 4 and extends.Keep rib 27 to prevent the anti-rotation lock that can move in the axial direction that cylinder component 5 reverses with respect to piston assembly 2 with recess 26 formations of crimping 25 thus.
Fig. 4 and Fig. 5 show structure one of the anti-rotation lock embodiment of scheme as an alternative.At this, the cylindric outside 30 of annular jar 13 is provided with a crimping 29, and this crimping has recessed mouthful 31 of a groove shape, and this crimping is used and should be surrounded maintenance rib 27 by recessed mouth.Magnet holder 21 be arranged on cylindric outside 30 on turn on the crimp 32, for example with this on turn over crimp and be connected by unshowned screw thread.
Fig. 6 to Fig. 9 shows another embodiment according to pneumatic slave cylinder 1 of the present invention.The view of Fig. 6 and Fig. 7 is corresponding to Fig. 2 and Fig. 3 view of Fig. 4 and Fig. 5 in other words.Retaining plate 12 comprises an axially extended strip 24 at this, and this strip has on both sides is with 33, and these band radially outwards point to.Form the face that some are launched by straight line that radially extends about rotation axis 4 and rotation axis 4 thus with 33.Be with 33 in a circumferential direction at sandwich magnet holder 21 and fix this magnet holder.Fig. 8 shows magnet holder 21 from transmission side.Recess 34 in the buck plate 3 allows to see magnet holder 21.This magnet holder has a continuation 35 on the side 9 that deviates from clutch, this continuation extends radially inwardly and hook in this way the cylindric outside 30 of annular jar 13.Be processed with a groove 36 in continuation 35, this groove is similar to previously described embodiment's recess 26 or the 31 maintenance ribs 27 at both sides encirclement piston assembly 2.Fig. 9 shows the view of observing magnet holder 21 from the top, wherein, can see be arranged on both sides be with 33.Sensor 20 is arranged on the radially outer of magnet holder 21, and thus, magnet holder 21 can move along sensor 20.The fixed mechanism of magnet holder 21 on retaining plate 12 or axially extended strip 24 is not shown among Fig. 6 to Fig. 9.This for example some screws can be passed with 33 and the housing of magnet holder 21 screw on, but also can some noses be set on 33 being with, these noses are embedded in the recess of complementation of magnet holder 21, and buckle connection set or similar connection set also can be set.On also can be bonding with the magnet holder.
Figure 10 and Figure 11 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, retaining plate 12 also comprises an axially extended strip 24, and magnet holder 21 is connected on this strip by buckle connection set 37.For this reason, axially extended strip 24 comprises an end regions 38 that radially extends, and this end regions is surrounded by flange 39 in the both sides of magnet holder 21.Flange 39 is on its front side, promptly comprising protuberance 40 respectively on the side of clutch, these flanges surround end regions 38 with these protuberances.Additionally one or two hole can be set in end regions 38, the corresponding protuberance of magnet holder 21 is embedded in the mounting point in the described hole, forms the sealed buckle of shape thus and be connected between end regions 38 and magnet holder 21.Magnet holder 21 comprises the recess 26 of a groove shape as among the embodiment who describes in front, this recess surrounds and keeps rib 27 and constitute thus preventing the anti-rotation lock that cylinder component 5 reverses with respect to piston assembly 2.
Figure 12 and Figure 13 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, magnet holder 21 is threaded with axially extended strip 24.For this reason, magnet holder 21 comprises a housing upper-part 41, and this housing upper-part is threaded with lower housing portion part 43 by means of screw 42.Screw 42 is in the radial direction, promptly extend perpendicular to rotation axis 4.Lower housing portion part 43 itself can be again a multi-part type.Axially extended strip 24 is clamped in the mounting point between housing upper-part 41 and the lower housing portion part 43.Lower housing portion part 43 comprises recess 26, and this recess surrounds and keeps rib 27.Recess 26 also can constitute like this: lower housing portion part 43 is two-piece types, and thus, two parts of lower housing portion part 43 are arranged on and keep rib 27 both sides.
Figure 14 and Figure 15 show another embodiment according to pneumatic slave cylinder 1 of the present invention.Figure 14 shows the longitudinal profile of pneumatic slave cylinder 1, and Figure 15 shows 3-D view at the direction of observation of coming from the side of vehicular clutch.The element numeral identical with respect to previously described embodiment is identical.Piston assembly 2 is maintained fixed by buck plate 3 and clutch.Cylinder component 5 comprises an annular jar 13, and this annular jar seals a pressure chamber 6 with piston assembly 2.A pilot sleeve 8 carries out the transition to buck plate 3 on the side 9 that deviates from clutch.Annular jars 13 is with retaining plate 12 actings in conjunction and be pressed on the release bearing 7.An outer sealing device 15 and an inner sealing device 16 make the 6 pairs of external sealeds in pressure chamber.Sensor 20 constitutes displacement measuring device 19 with magnet holder 21.Prestressing spring 18 is arranged between piston assembly 2 and the cylinder component 5.Retaining plate 12 comprises an axially extended strip 24, and this strip is provided with turns over crimp 44, turns over crimp on this and is surrounded by the slit 45 of magnet holder 21.On the side 9 that deviates from clutch, magnet holder 21 comprises a groove 46, and thus, nose 57 surrounds axially extended strip 24 as the buckle connection set.In order to assemble, magnet holder 21 is enclosed within slit 45 and turns on the crimp 44, then, the side that deviates from clutch 9 of magnet holder 21 is pressed onto in the end position shown in Figure 14, in this end position, the end that deviates from clutch of axially extended strip 24 is in the groove 46 and the buckle connection set closure that constitutes like this.On two case side of magnet holder 21, axially extended strip 24 be with 33 extending in the radial direction and making magnet holder 21 fixing in a circumferential direction.
Figure 16 and Figure 17 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, magnet holder 21 is arranged on axially extended first strip 47, and axially extended second strip 48 is embedded in the guide plate 49 and constitutes an anti-rotation lock thus.Magnet holder 21 is not to be used to prevent to reverse in this embodiment.Axially extended second strip 48 can be bearing in the guide plate 49 with moving axially.Guide plate 49 for example can have U-shaped type exterior feature, but also can have the closo exterior feature as managing.Guide plate 49 is fixedly connected with buck plate 3, for example rivets, welding, bonding or pressing.
Figure 18 and Figure 19 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, prevent that cylinder component 5 from bearing by pilot sleeve 8 and guide ring 11 with respect to the function that piston assembly 2 reverses.Be processed with three grooves 50 that are distributed on the circumference in guide ring 11, the tenon 51 of three correspondences of pilot sleeve 8 is embedded in these grooves.Replace three grooves/tenon combination, also can select the groove/tenon combination of any amount certainly.Guide ring 11 can be arranged on the pilot sleeve 8 in this way with moving axially, but can not reverse with respect to this pilot sleeve.Figure 18 shows pilot sleeve 8 and buck plate 3 and is arranged on guide ring 11 on the pilot sleeve 8.Figure 19 shows the slave cylinder 1 that assembles.In this embodiment, magnet holder 21 is set directly on the cylindric outside 30 of annular jar 13, and is for example bonding with this annular jar.Bail wire 52 restricted guidance ring 11 are towards the displacement of clutch.
Figure 20 and Figure 21 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, the housing of sensor 20 is provided with the recess 53 of U-shaped, and wherein, magnet holder 21 is arranged in the recess 53.Magnet holder 21 is connected with the lug 22 that radially extends of retaining plate 12 by the screw 23 of axial setting.Figure 20 shows the rear positions of slave cylinder, and corresponding to the jointing state of vehicular clutch, Figure 21 shows the anterior end position of slave cylinder in the clutch of initiatively opening for this, and this opens fully corresponding to vehicular clutch in the clutch of initiatively opening.
Figure 22 and Figure 23 show another embodiment according to pneumatic slave cylinder 1 of the present invention.In this embodiment, magnet holder 21 is provided with two and is with 54, and these bands constitute the breach 56 of a U-shaped.The cross section of the housing of sensor 20 is that the zone 55 of rectangle is directed in the breach 56 of U-shaped.Magnet holder 21 is threaded with the lug radially 22 of retaining plate 12 by axially extended screw 23.Torque is supported and is undertaken by sensor 20 and magnet holder 21 in this embodiment.
The reference number inventory
1 pneumatic slave cylinder 13 annular tanks
2 piston components, 14 pistons
3 buck plates, 15 outer sealing devices
4 pivot centers, 16 inner sealing devices
5 cylinder components, 17 felt sealing devices
6 balancing gate pits, 18 pre-pressing springs
7 release bearings, 19 displacement measuring devices
8 pilot sleeves, 20 sensors
9 deviate from the side 21 magnet keepers of clutch
10 screws 22 lug radially
11 guide rings, 23 screws
12 holding plates, 24 axially extended strips
25 crimpings, 42 screws
26 recesses, 43 lower housing portion parts
27 keep turning over crimp on the rib 44
Seamed edge 45 slits on 28
29 crimpings, 46 grooves
30 cylindric outsides, 47 axially extended first strips
31 recesses, 48 axially extended second strips
Turn over crimp 49 guide plates on 32
33 are with 50 grooves
34 recesses, 51 tenons
35 continuation, 52 bail wires
The recess of 36 grooves, 53 U-shapeds
37 buckle connection sets, 54 bands
The zone of 38 end regions, 55 rectangles
39 flanges, 56 breach
40 protuberances, 57 noses
41 housing upper-parts
Claims (18)
1. operation equipment, the vehicular clutch that is used for vehicle transmission system, this operation equipment comprises a pneumatically-operated slave cylinder (1) that is provided with one heart around transmission input shaft, this pneumatically-operated slave cylinder comprises a piston/cylinder assembly, this piston/cylinder assembly have one with fixing piston assembly (2) and the cylinder component (5) that can move in the axial direction of housing, it is characterized in that: this cylinder component (5) axially movable guide mechanism in can the retaining mechanism at this piston assembly by with respect to this piston assembly (2) aspect relatively rotating fixes.
2. according to the operation equipment of claim 1, it is characterized in that: this piston assembly (2) has an axially extended lath (27) as retaining mechanism, this axially extended lath is surrounded in both sides by the groove as guide mechanism (26,31,36) of this cylinder component (5).
3. according to the operation equipment of claim 2, it is characterized in that: this groove (26) is arranged on the zone of radially inwardly stretching (29) of an annular jar.
4. according to the operation equipment of claim 2, it is characterized in that: a retaining plate (12) is clamping annular jar (13) at least in part, and this groove (26) is arranged on the zone of radially inwardly stretching (25) of this retaining plate (12).
5. according to the operation equipment of claim 2, it is characterized in that: this operation equipment has a magnet holder (21), this magnet holder is connected with this cylinder component (5) regularly, magnet of this magnet holder carrying, this magnet constitutes a displacement measurement assembly (19) with sensor (a 20) acting in conjunction that is connected with this piston assembly (2) regularly and with this sensor, wherein, this groove (31,36) is arranged on this magnet holder (21).
6. according to the operation equipment of claim 4 or 5, it is characterized in that: this magnet holder (21) is connected with this retaining plate (12).
7. according to the operation equipment of claim 6, it is characterized in that: this retaining plate (12) comprises a lug (22) that radially extends, the lug radially outward that this radially extends stretches out above this annular jar (13), and wherein, this magnet holder (21) is fixedly connected with this lug (22).
8. according to the operation equipment of claim 7, it is characterized in that: this magnet holder (21) is threaded with this lug that radially extends (22) by the screw (23) that some axially are provided with.
9. according to the operation equipment of claim 6, it is characterized in that: this retaining plate (12) comprises an axially extended strip (24), this axially extended strip is extended along the cylindric zone (30) of this annular jar (13), wherein, this magnet holder (21) is fixedly connected with this strip (24).
10. according to the operation equipment of claim 9, it is characterized in that: this magnet holder (21) is threaded with this axially extended strip (24) by some screws that radially are provided with (42).
11. the operation equipment according to claim 10 is characterized in that: this magnet holder (21) be multi-part type and be fixed on this strip (24) by this fixing device.
12. according to one operation equipment in the claim 9 to 11, it is characterized in that: this magnet holder (21) and this lug (22) or this strip (24) are connected to each other by the buckle connection set.
13. according to one operation equipment in the claim 9 to 12, it is characterized in that: this axially extended strip (24) comprises turns over crimp (44) on one, turning over crimp on being somebody's turn to do is surrounded by the slit (45) of this magnet holder (21), this magnet holder (21) comprises a snap hook, and the free end of this snap hook and this strip (24) constitutes a buckle connection set.
14. one operation equipment in requiring according to aforesaid right, it is characterized in that: this axially extended strip (24) has two bands (33), and these are with in a circumferential direction at this magnet holder (21) of sandwich.
15. operation equipment according to claim 1, it is characterized in that: this cylinder component (5) comprises an axially extended strip (48) as guide mechanism, this axially extended strip is embedded in the guiding device as retaining mechanism (49) of this piston assembly (2), can move axially in this guiding device and radially fix.
16. the operation equipment according to claim 15 is characterized in that: this guiding device (49) is the guide plate with unlimited or closed hollow cross-section, and this guide plate is arranged on the buck plate (3) of this piston assembly (2).
17. one operation equipment in requiring according to aforesaid right, it is characterized in that: this cylinder component comprises a guide ring (11), this guide ring is bearing on the pilot sleeve (8) in the axial direction slidably, wherein, this guide ring (11) and this pilot sleeve (8) comprise at least one groove that extends in the axial direction/tenon device (50,51), described groove/tenon device avoids this guide ring (11) to go up rotation at this pilot sleeve (8).
18. one operation equipment in requiring according to aforesaid right, it is characterized in that: this operation equipment comprises a magnet holder (21), this magnet holder is connected with this cylinder component (5) regularly, magnet of this magnet holder carrying, this magnet constitutes a displacement measurement assembly (19) with sensor (a 20) acting in conjunction that is connected with this piston assembly (2) regularly and with this sensor, wherein, perhaps this sensor (20) or this magnet holder (21) have a recess (53,56), this magnet holder (21) or this sensor (20) can be bearing in this recess with axial motion and be fixing in a circumferential direction.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102007060778 | 2007-12-17 | ||
| DE102007060778.6 | 2007-12-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101463872A true CN101463872A (en) | 2009-06-24 |
| CN101463872B CN101463872B (en) | 2013-07-31 |
Family
ID=40680253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008101856555A Expired - Fee Related CN101463872B (en) | 2007-12-17 | 2008-12-17 | Operation device for a vehicle clutch |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101463872B (en) |
| DE (1) | DE102008057650A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102844580A (en) * | 2010-04-15 | 2012-12-26 | 舍弗勒技术股份两合公司 | Clutch actuation system |
| CN104180990A (en) * | 2014-09-19 | 2014-12-03 | 集瑞联合重工有限公司 | Release bearing structure of clutch and release stroke test method of clutch |
| CN107532658A (en) * | 2015-04-20 | 2018-01-02 | 舍弗勒技术股份两合公司 | Manipulate bearing |
| CN110219903A (en) * | 2019-05-31 | 2019-09-10 | 陕西法士特齿轮有限责任公司 | A kind of central type clutch actuating mechanism |
| CN110691919A (en) * | 2017-06-01 | 2020-01-14 | 舍弗勒技术股份两合公司 | Central separator with sensor that can be inserted into housing, central separator with piston and magnet fixed to piston, and method for assembling same |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013110249A1 (en) * | 2012-01-26 | 2013-08-01 | Schaeffler Technologies AG & Co. KG | Disengaging device |
| FR3052832A3 (en) * | 2016-06-21 | 2017-12-22 | Renault Sas | CLUTCH CONTROL SYSTEM HAVING A HYDRAULIC CONCENTRIC RECEPTOR |
| KR102284510B1 (en) * | 2020-01-31 | 2021-07-30 | 주식회사평화발레오 | Concentric Clutch Actuator |
| DE102021200722A1 (en) | 2021-01-27 | 2022-07-28 | Zf Friedrichshafen Ag | Central release mechanism for a friction clutch in a motor vehicle |
| DE102021200714A1 (en) | 2021-01-27 | 2022-07-28 | Zf Friedrichshafen Ag | Central release mechanism for a friction clutch in a motor vehicle |
| DE102022208257A1 (en) | 2021-10-27 | 2023-04-27 | Zf Friedrichshafen Ag | Central slave cylinder for the pneumatic actuation of a friction clutch |
| DE102022208256A1 (en) | 2021-10-27 | 2023-04-27 | Zf Friedrichshafen Ag | Central slave cylinder for the pneumatic actuation of a friction clutch |
| DE102022208262A1 (en) | 2021-10-27 | 2023-04-27 | Zf Friedrichshafen Ag | Central slave cylinder for the pneumatic actuation of a friction clutch |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5083649A (en) * | 1991-03-15 | 1992-01-28 | Dana Corporation | Clutch release mechanism |
| DE4407665B4 (en) * | 1994-03-09 | 2005-09-22 | Zf Sachs Ag | Hydraulically actuated release system |
| DE112007000291B4 (en) | 2006-03-06 | 2016-03-10 | Schaeffler Technologies AG & Co. KG | Device for actuating a clutch |
| DE202006014024U1 (en) * | 2006-09-08 | 2006-11-09 | Fte Automotive Gmbh | Clutch release bearing for hydraulically operated unit, comprises magnetic element positioned tolerance free but radial movable inside groove |
-
2008
- 2008-11-17 DE DE102008057650A patent/DE102008057650A1/en not_active Withdrawn
- 2008-12-17 CN CN2008101856555A patent/CN101463872B/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102844580A (en) * | 2010-04-15 | 2012-12-26 | 舍弗勒技术股份两合公司 | Clutch actuation system |
| CN102844580B (en) * | 2010-04-15 | 2015-11-25 | 舍弗勒技术股份两合公司 | Clutch operating system |
| CN104180990A (en) * | 2014-09-19 | 2014-12-03 | 集瑞联合重工有限公司 | Release bearing structure of clutch and release stroke test method of clutch |
| CN107532658A (en) * | 2015-04-20 | 2018-01-02 | 舍弗勒技术股份两合公司 | Manipulate bearing |
| CN107532658B (en) * | 2015-04-20 | 2020-01-14 | 舍弗勒技术股份两合公司 | Operating bearing |
| CN110691919A (en) * | 2017-06-01 | 2020-01-14 | 舍弗勒技术股份两合公司 | Central separator with sensor that can be inserted into housing, central separator with piston and magnet fixed to piston, and method for assembling same |
| CN110219903A (en) * | 2019-05-31 | 2019-09-10 | 陕西法士特齿轮有限责任公司 | A kind of central type clutch actuating mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| DE102008057650A1 (en) | 2009-06-18 |
| CN101463872B (en) | 2013-07-31 |
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