EP1034378B1 - Linearantrieb - Google Patents
Linearantrieb Download PDFInfo
- Publication number
- EP1034378B1 EP1034378B1 EP99948757A EP99948757A EP1034378B1 EP 1034378 B1 EP1034378 B1 EP 1034378B1 EP 99948757 A EP99948757 A EP 99948757A EP 99948757 A EP99948757 A EP 99948757A EP 1034378 B1 EP1034378 B1 EP 1034378B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- linear drive
- driver
- carriage
- drive according
- longitudinal slot
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 238000007789 sealing Methods 0.000 claims description 31
- 230000005540 biological transmission Effects 0.000 claims description 10
- 239000012530 fluid Substances 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 3
- 238000005192 partition Methods 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 claims description 2
- 230000035939 shock Effects 0.000 claims description 2
- 238000006073 displacement reaction Methods 0.000 claims 1
- 230000000284 resting effect Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 238000012423 maintenance Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1471—Guiding means other than in the end cap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/082—Characterised by the construction of the motor unit the motor being of the slotted cylinder type
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/22—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke
- F15B15/226—Other details, e.g. assembly with regulating devices for accelerating or decelerating the stroke having elastic elements, e.g. springs, rubber pads
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/20—Other details, e.g. assembly with regulating devices
- F15B15/24—Other details, e.g. assembly with regulating devices for restricting the stroke
Definitions
- the present invention relates to a linear drive with an elongated housing, the interior of which is longitudinal contains movable drive part, and that over a Has longitudinal slot, which extends in the interior Sealing tape is assigned that in the area of the drive part by at least one guide surface arrangement facing away from the longitudinal slot is lifted from the longitudinal slot with a arranged outside of the interior, parallel to this extending longitudinal guide on which a carriage in Is guided movably in the longitudinal direction, and with one on the Sled fixed in through the longitudinal slot a receiving seat open to the long side of the drive part engaging of the driven part and there on axially oriented Force transmitting surfaces supporting driver.
- a linear drive of this type is, for example, from the EP 0 113 790 B1.
- the well-known linear drive is from fluid-operated design and contains a housing with an elongated Interior that has a longitudinal slot in the housing is open to the outside.
- One in the interior longitudinally guided drive part in the form of a piston stands with a driver penetrating the longitudinal slot a slide mounted on an external longitudinal guide in Connection.
- To seal the interior is the interior Opening of the longitudinal slot assigned a sealing tape, which in Area of the drive part through a guide surface arrangement is lifted from the longitudinal slot to give the driver the To allow penetration.
- the driver itself is firmly on arranged the sled and protrudes with a fork-like End section in one between two piston parts of the Drive part defined receiving seat into it, being a central portion of the piston engages and at the same time is supported on axially oriented surfaces of the piston parts in order to a coupling between the piston that is as free of axial play as possible and to get the carrier.
- linear drive sets one relatively complex manufacture and assembly ahead. Also lets the slide during necessary maintenance work, for example for the purpose of exchanging components of the Longitudinal guide, only disassemble by disassembling the housing, see above that the linear drive cannot be used for a long time.
- the above object is achieved in that the guide surface arrangement is provided on the drive part and that in part of the driver engaging the receiving seat as with its free end driving finger pointing to the sealing tape is formed before the lifted from the longitudinal slot Sealing tape section ends.
- the carriage-driver unit is also relatively simple already installed sealing tape coupled to the drive part be the assembly of sled and driver on the one hand and the drive part and the sealing tape on the other hand with the right design, they can be used independently respectively.
- This also facilitates maintenance decoupling between the Carriage and the drive part, because this is the case, the Drive part and drive unit containing the sealing tape does not have to be disassembled.
- German utility model No. 297 06493.2 already known to deflect the sealing tape from Longitudinal slot serving guide surface arrangement on the drive part to provide yourself.
- the driver is there integral part of the drive part, which is one from the other independent production of the drive part and Carrier opposes.
- this has Drive part via at least part of the guide surface arrangement defining guide channel by which Sealing tape is penetrated and which, especially at a distance, the receiving seat on the side facing away from the longitudinal slot happens.
- This can be between the seat and the Guide channel a partition may be provided, among all Under certain circumstances, direct contact between the driving finger and the sealing tape prevented.
- the driving finger only a small part of the cross section of the drive part overlaps are particularly very compact transverse dimensions possible.
- the driving finger that is expediently radially with respect to the longitudinal one
- the central axis of the drive part extends in front of this central axis ends.
- the receiving seat itself can have a groove-like depression be formed of the drive part, which is only one Part of the circumference of the drive part extends and for example after Kind of a notch or a cut in the drive part is introduced.
- linear drive provides that the driving finger over a rubber elastic Liner works with the power transmission surfaces. In this way, regardless of manufacturing tolerances a contact free of play between the Driving fingers and the power transmission surfaces in the axial Direction of movement of the drive part and the slide guarantee. In addition, these measures can make minor Relative movements between the driving finger and the Drive part are favored, which may not be exact parallel trajectories of the drive part and enable a certain decoupling of the slide and Avoid tension.
- the driver is preferably releasably attached to the carriage. This measure simplifies the coupling between the driver and Drive part with already installed on the longitudinal guide Carriage.
- the driver is such is adjustably arranged on the carriage that he at the Longitudinally supported slide optionally in a through the Longitudinal slot engaging in the receiving seat extended position and one outside the longitudinal slot lying retracted position is positionable.
- the sled retracted in the Position driver on the same axial Position the height with the drive part and then by, in particular, manually extending the Driver's driving finger through the longitudinal slot through into the receiving seat. Through a reverse movement of the driver and thus decouple the carriage from the drive part, for example to carry out necessary maintenance work.
- the allows particularly flat dimensions is located Longitudinal guide on a support plate connected to the housing and is opposite to the long side of the housing that has the longitudinal slot.
- the support plate is here in particular integrally connected to the housing, so that the unit consisting of housing and support plate as extruded part consisting in particular of aluminum material can be produced inexpensively.
- the linear drive can be designed in this way, for example be that his drive part electromotive to one Linear movement is caused.
- the drive part could be here on an extending in the interior of the housing and with an electric motor coupled threaded spindle.
- the linear drive is predominantly used in fluid actuated mode Be designed, the drive part of a piston is formed, which divides the interior into two fluidized work spaces divided, the Linear movement through coordinated feed and / or Removal of a drive fluid in relation to the work rooms is caused.
- the drive fluid is particularly suitable Compressed air.
- the linear drives according to the example each have a Drive unit 1 and a guide unit arranged next to this 2 each with an elongated shape and to each other parallel course.
- the drive unit 1 has an elongated housing 3, the one extending in the longitudinal direction 4 inside cylindrical interior 5 defined.
- a drive part 6 arranged movably in the longitudinal direction 4.
- the acting forces of the embodiment are fluid forces that a working fluid formed in particular by compressed air are supplied, the one running in the housing 3 Fluid channels 7 are fed into two work spaces 8 as required into which the interior 5 can be moved by the drive part 6 is divided.
- the latter thus represents the exemplary embodiments represents a piston which with the wall of the Interior 5 cooperating sealant 12, 12 'has a fluid-tight separation of the axially on both sides of the drive part 6 work spaces 8, 8 '.
- the housing 3 has a lengthwise 4 extending longitudinal slot 13. It is located on a Place the circumference of the interior 5, wherein it has a elongated inner opening 14 to the interior 5 and a also elongated outer opening 15 to the outer surface of the Housing 3 opens out.
- the longitudinal slot 13 thus passes through the interior 5 peripheral wall of the housing 3 in the area of a longitudinal side 16 of the same.
- the outer contour of the housing 3 can also, seen in cross section, be designed like a rectangle, said long side 16 is formed by one of the four outer surfaces of the housing 3.
- the drive part 6 has axially spaced and in particular its first and second end areas second sealant 12, 12 '. They effect the sealing of the Working spaces 8, 8 'towards the drive part 6.
- the sealing tape 17 In the between the Sealing means 12, 12 'lying area of the drive part 6 the sealing tape 17 radially inward towards the interior 5 from Longitudinal slot lifted off.
- the lifted sealing tape section is marked in the drawing by reference numeral 22. This Measure makes it possible to drive part 6 via a Longitudinal slot 13 penetrating transversely to its longitudinal direction Driver 21 with one belonging to the guide unit 2 Coupling the carriage 23.
- the guide unit 2 contains in the embodiment of the further a support plate 24 firmly connected to the housing 3, which is preferably connected in one piece to the housing 3. In particular, it is parallel to the depth direction of the longitudinal slot 13 extending extension of the one Longitudinal slot 13 flanking the housing section in this way, the support plate 24 is on the same Long side of the housing 3 as the longitudinal slot 13.
- longitudinal guide 25 On the support plate 24 is a parallel to the longitudinal axis of the Housing 3 extending longitudinal guide 25 is provided. This is conveniently placed so that you the outer opening 15th of the longitudinal slot 13 is facing.
- the longitudinal guide 25 includes a fixed to the support plate 24th connected guide rail 26, which in particular is screwless, for example by one-piece molding or by Roll in, is fixed to the support plate 24. She is sitting on that side of the support plate 24 on which the Longitudinal slot 13 is located.
- the longitudinal guide 25 runs with Distance to the housing 3 and carries the carriage already mentioned 23.
- Slide-side guide means 27 work in this way with the longitudinal guide 25 together that the carriage 23 along the longitudinal guide 25 is movably guided and the longitudinal guide 25 transverse forces acting simultaneously on the slide 23 can record in any direction.
- the longitudinal guide 25 and the slide-side guide means 27 can in the manner of a Work together with a sliding guide or a roller guide.
- the carriage-side guide means 27 can in particular fixed on the underside of the carriage 23 strip-like guide modules 28, which the Guide rail 26 on opposite long sides flank.
- the carriage 23 sits on the whole like a rider of the longitudinal guide 25, wherein it runs over a support plate 24 has facing away from the first wing 32, the housing 3rd preferably not towered over, so that the one from FIG apparent flat construction sets.
- On the wing 32 can be moved by suitable fasteners 33 Objects or loads are fixed.
- One on the Housing 3 opposite long side of the carriage 23 existing second wing 32 'allows in the embodiment alternatively or additionally the attachment to relocating components.
- the carriage 23 is like this coupled to the drive member 6 that a transmission axially directed driving forces is possible.
- the drive part 6, the driver 21 and the carriage 23 thus form one Movement unit, which is caused by loading the drive part 6 can be shifted linearly in the longitudinal direction 4.
- the driving connection is expediently so stated that none other than the axial forces mentioned Other forces are transferable, which means certain relative movements between the carriage 23 and the drive part 6 allowed, for example, from a not exact Parallelism of the longitudinal movements of the drive part 6 and Slide 23.
- the driver 21 is fixedly connected to the carriage 23.
- a one-piece design would be possible, but is recommended to simplify assembly a separate design and a detachable fixed connection between the two parts.
- the driver 21 is in the embodiment of FIGS. 1 to 4 designed as a straight, finger-like component that relatively easy to manufacture.
- the in the embodiment 5 driver 21 used also has an overall approximately lug-like longitudinal shape, however over its length for reasons to be explained in particular angled or graduated several times.
- the driver 21 is designed so that seen in plan view of the carriage 23 according to FIG. 1, starting from the carriage 23 finger-like towards adjacent housing 3 protrudes, with a relative slim driving finger 34 penetrates the longitudinal slot 13 and with its free end pointing away from the slide 23 into one engages provided on the drive part 6 receiving seat 35.
- This receiving seat 35 is in the embodiment of one over only a partial circumference of the drive part 6 extending groove-like depression formed to the longitudinal slot 13 is open and facing each other, facing each other and axially oriented Areas are delimited as power transmission surfaces 36 be designated.
- each other opposite axial sides facing outer surfaces 37 of the Driving fingers 34 are each one of the force transmission surfaces 36 facing and lie against it, so that the Driving finger 34 axially free of play in the receiving seat 35 is stored.
- the drive part 6 presses one or the other power transmission surface 36 on the facing outer surface 37 of the driving finger 34 and transmits thus an axially oriented driving force on the driver 21 and the carriage 23 rigidly connected to it.
- the lifting of the sealing tape 17 from the sealing surfaces 18 when Passing the drive part 6 is through a guide surface arrangement 38 causes that directly on the drive part 6 is provided and has an orientation such that it is facing away from the longitudinal slot 13.
- the guide surface arrangement 38 is part of the wall or inner surface of the drive part 6 over at least a part of its length through the guide channel 42, the passes through the sealing tape 17.
- the driver 21 is designed and arranged to be Driving finger 34 with his pointing away from the carriage 23 free end to the drive part 6 passing through Sealing tape 17 has and at a distance from the Longitudinal slot 13 lifted sealing tape section 22 ends. Accordingly, the radial depth is in the embodiment of the receiving seat 35 selected so that it reaches the Guide channel 42 ends. In principle, the radial depth of the receiving seat 35 can be selected so that it the guide channel 42 cuts alongside and merges into the latter.
- the driver 21 Since the driver 21 has no components of the guide surface arrangement 38 has, it can be easily Install fully functional drive unit 1 as required and disassemble.
- the open side of the receiving seat 35, the the longitudinal slot 13 is located radially on the inside, at any time accessible through the longitudinal slot.
- the driving finger 34 can be easily plugged in with the Pair the seat 35.
- the driving finger 34 ends expediently in front of the longitudinal central axis of the Drive part 6. This is the cross section of the drive part 6 weakened very little, and stability remains also obtained when the drive part 6 as in the present Case consists entirely of plastic material, the Guide surface arrangement 38 an integral part of the drive part 6 can be.
- the Driving finger 34 over a rubber-elastic intermediate layer 45 with the preferably as an integral part of the Drive part 6 trained power transmission surfaces 36th interacts.
- the intermediate layer 45 can according to FIG. 4 like a cap on the free end of the driving finger 34 be placed so that it has its free end face and axially oppositely oriented side surfaces of the driving finger 34 covered.
- the with the power transmission surfaces 36th cooperating outer surfaces 37 are here at the intermediate layer 45 provided so that there is a certain flexibility sets and the intermediate layer as a shock-absorbing buffer device can act.
- the intermediate layer 45 can on the Driving finger 34, for example, glued or clipped on his.
- the driver 21 in the embodiment of FIGS. 1 to 4 arranged so adjustable on the carriage 23 that it is optional in a through the longitudinal slot 13 in the Receiving seat 35 engaging extended position and one outside of the longitudinal slot 13 outside the housing 3 retracted position is positionable.
- the extended one Position is in Fig. 2 and 4 with solid lines shown, the retracted position with dash-dotted lines Lines.
- the adjustable mounting of the driver 21 is at Embodiment realized in that the carriage 23rd one perpendicular to its direction of movement
- Linear guide 46 is provided in which the driver 21 with his back opposite the driving finger 34 End portion 47 is guided to be longitudinally displaceable.
- the linear guide 46 can be a groove-like depression as shown, in which the driver 21 according to the current positioning more or less immersed. It is convenient a design is provided that ensures that the driver 21 even in the not yet firmly fixed state is held captive.
- the Linear guide 46 from one to the underside of the carriage 23 open, undercut guide groove 48 is formed, in which the Driver 21 engages with a complementary cross section and the to the longitudinal slot 13, at the same level with this, open is.
- the securing means 52 are formed in the embodiment of screw means and include, for example, two screws 53 from the side the first wing 32 forth by a parallel to the linear guide Reach through 46 extending linear slot 54, being screwed into threaded holes 55 of the driver 21 are and with their heads 56 on one on the linear Support slot 54 adjacent shoulder 57.
- the shoulder 57 is expediently formed so deep in the carriage 23, that the heads 56 of the screws 53 with respect to the first wing 32 sunk in the carriage 23 to lie come.
- the driver 21 With the screws 53 removed, the driver 21 can be moved in Longitudinal direction of the linear guide 46 and thus in the depth direction position the longitudinal slot 13 steplessly as desired. to To secure the set function, the screws 53 screwed and tightened so that the driver 21 in the Linear guide 26 is clamped.
- the other screw only needs to be loosened to be followed by from the first wing 32 Grasp the associated head 56 for convenient positioning of the driver 21 is possible.
- the threaded shaft of the relevant screw 53 is shifted in the longitudinal direction of the linear slot 54.
- the driver 21 about a shape that he itself with drive part 6 and slide 23 already installed through a combined plug-swivel process from the outside through the longitudinal slot 13 into the receiving seat 35 insert and coupled to the carriage 23 at the same time.
- the pivoting movement is by double arrow 58, the plug-in movement indicated by double arrow 59.
- Securing means 52 for fastening the driver 21 on Carriage 23 provided.
- Being particularly useful viewed the driver 21 with a double angled To provide the longitudinal course, so that two are to each other parallel end portions 62, 62 'result, one of which Driving finger 34 forms, while on the other the securing means 52 can attack.
- To fix the position Driver 21 also on the part of the carriage 23 in a suitable Seat 63 may be used.
- the linear drive also has two on the carriage 23 Fixed shock absorber 64, the axially with impact parts 65 survive over the slide 23. They lie axially in each case a housing-fixed and expediently axially adjustable Stop part 66 opposite, which is fixed to the housing Fixation serving holder 67 with a on the support plate 24 provided toothing 68 can interact to due to positive contact also a secure hold to ensure a strong impact.
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Actuator (AREA)
- Valve Device For Special Equipments (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
Description
- Fig. 1
- eine bevorzugte erste Bauform des erfindungsgemäßen Linearantriebes in perspektivischer Darstellung,
- Fig. 2
- einen Querschnitt durch den Linearantrieb aus Fig. 1 gemäß Schnittlinie II-II,
- Fig. 3
- einen Längsschnitt durch den Linearantrieb gemäß Schnittlinie III-III aus Fig. 2,
- Fig. 4
- eine Draufsicht auf den Linearantrieb der Fig. 1 im Bereich des Schlittens, teilweise aufgebrochen, und
- Fig. 5
- in einer der Fig. 2 entsprechenden Darstellungsweise eine Variante des Linearantriebes mit abgewandelter Ausgestaltung des Mitnehmers.
Claims (18)
- Linearantrieb, mit einem länglichen Gehäuse (3), dessen Innenraum(5)eininLängsrichtung bewegliches Antriebsteil (6) enthält, und das über einen Längsschlitz (13) verfügt, dem einsichim Innenraum (5)erstreckendesDichtband (17) zugeordnet ist, das im Bereich des Antriebsteils (6) durch wenigstenseinevom Längsschlitz (13)abgewandte Führungsflächenanordnung (38) vom Längsschlitz (13) abgehoben wird, mit einer außerhalb des Innenraumes (5) angeordneten, sich parallel zu diesem erstreckenden Längsführung (25), an der ein Schlitten (23) in Längsrichtung bewegbar geführt ist, und mit einem an dem Schlitten (23) festgelegten, durch den Längsschlitz (13)hindurchineinenzurLängsseite des Antriebsteils (6) offenen Aufnahmesitz (35) des Antriebsteils (6) eingreifenden und sich dort an axial orientierten Kraftübertragungsflächen (36) abstützenden Mitnehmer (21), dadurch gekennzeichnet, daß die Führungsflächenanordnung (38) am Antriebsteil (6) vorgesehen ist und daß der in den Aufnahmesitz (35) eingreifende Bestandteil des Mitnehmers (21) als mit seinem freien Ende zum Dichtband (17) weisender Mitnahmefinger (34) ausgebildet ist, der vor dem vom Längsschlitz (13) abgehobenen Dichtbandabschnitt (22) endet.
- Linearantrieb nach Anspruch 1, dadurch gekennzeichnet, daß das Dichtband (17) einen im Antriebsteil (6) ausgebildeten Führungskanal (42) durchsetzt, dessen Wandung wenigstens einen Teil der Führungsflächenanordnung (38) bildet und der auf der dem Längsschlitz (13) entgegengesetzten Seite des Aufnahmesitzes (35) vorbeiläuft.
- Linearantrieb nach Anspruch 2, gekennzeichnet durch eine zwischen dem Aufnahmesitz (35) und dem Führungskanal (42) verlaufende Trennwand (43).
- Linearantrieb nach einem der Ansprüche 1 bis 3, dadurch gekennzeichnet, daß der Mitnahmefinger (34) vor der längsverlaufenden Mittelachse (44) des Antriebsteils (6) endet.
- Linearantrieb nach einem der Ansprüche 1 bis 4, dadurch gekennzeichnet, daß der Aufnahmesitz (35) von einer sich über lediglich einen Teilumfang des Antriebsteils (6) erstreckenden nutartigen Vertiefung gebildet ist.
- Linearantrieb nach einem der Ansprüche 1 bis 5, dadurch gekennzeichnet, daß der Mitnahmefinger (34) über eine gummielastische Zwischenlage (45) mit den Kraftübertragungsflächen (36) zusammenarbeitet.
- Linearantrieb nach Anspruch 6, dadurch gekennzeichnet, daß die Zwischenlage (45) kappenartig auf das freie Ende des Mitnahmefingers (34) aufgesetzt ist.
- Linearantrieb nach einem der Ansprüche 1 bis 7, gekennzeichnet durch ein aus Kunststoffmaterial bestehendes Antriebsteil (6) mit integral angeformter Führungsflächenanordnung (38).
- Linearantrieb nach einem der Ansprüche 1 bis 8, dadurch gekennzeichnet, daß der Mitnehmer (21) insgesamt als geradliniges, fingerartiges Bauteil ausgeführt ist.
- Linearantrieb nach einem der Ansprüche 1 bis 9, dadurch gekennzeichnet, daß der Mitnehmer (21) lösbar am Schlitten (23) festgelegt ist.
- Linearantrieb nach Anspruch 10, dadurch gekennzeichnet, daß der Mitnehmer (21) eine derartige Formgestaltung aufweist, daß er sich bei bereits installiertem Antriebsteil (6) und Schlitten (23) durch einen kombinierten Steck-Schwenk-Vorgang von außen her durch den Längsschlitz (13) hindurch in den Aufnahmesitz (35) einführen und gleichzeitig an den Schlitten (23) ansetzen läßt.
- Linearantrieb nach Anspruch 11, gekennzeichnet durch einen abgestuften oder abgewinkelten Längsverlauf des Mitnehmers (21).
- Linearantrieb nach einem der Ansprüche 1 bis 10, dadurch gekennzeichnet, daß der Mitnehmer (21) derart verstellbar am Schlitten (23) angeordnet ist, daß er bei an der Längsführung (25) gelagertem Schlitten (23) wahlweise in einer durch den Längsschlitz (13) hindurch in den Aufnahmesitz (35) eingreifenden ausgefahrenen Stellung und einer zurückgezogenen Stellung außerhalb des Längsschlitzes (13) positionierbar ist.
- Linearantrieb nach Anspruch 13, dadurch gekennzeichnet, daß der Mitnehmer (21) zur Ermöglichung einer insbesondere stufenlosen Positionierung in Tiefenrichtung des Längsschlitzes (13) verschiebbar am Schlitten (23) gelagert ist.
- Linearantrieb nach einem der Ansprüche 1 bis 14, dadurch gekennzeichnet, daß die Längsführung (25) an einer mit dem Gehäuse (3) verbundenen Tragplatte (24) vorgesehen ist und derjenigen Längsseite (16) des Gehäuses (3) gegenüberliegt, die den Längsschlitz (13) aufweist.
- Linearantrieb nach Anspruch 15, gekennzeichnet durch eine einstückige Ausgestaltung von Tragplatte (24) und Gehäuse (3).
- Linearantrieb nach einem der Ansprüche 1 bis 16, gekennzeichnet durch wenigstens einen am Schlitten (23) festgelegten Stoßdämpfer (64), in dessen Verlagerungsweg ein mit dem Gehäuse (3) verbundenes Anschlagteil (66) angeordnet ist.
- Linearantrieb nach einem der Ansprüche 1 bis 17, gekennzeichnet durch eine fluidbetätigte Bauart, wobei das Antriebsteil (6) von einem den Innenraum (5) unter Abdichtung in zwei fluidbeaufschlagbare Arbeitsräume (8, 8') unterteilenden Kolben gebildet ist.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE29817441U DE29817441U1 (de) | 1998-09-30 | 1998-09-30 | Linearantrieb |
DE29817441U | 1998-09-30 | ||
PCT/EP1999/006824 WO2000019109A1 (de) | 1998-09-30 | 1999-09-15 | Linearantrieb |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1034378A1 EP1034378A1 (de) | 2000-09-13 |
EP1034378B1 true EP1034378B1 (de) | 2003-11-05 |
Family
ID=8063281
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP99948757A Expired - Lifetime EP1034378B1 (de) | 1998-09-30 | 1999-09-15 | Linearantrieb |
Country Status (5)
Country | Link |
---|---|
US (1) | US6338294B1 (de) |
EP (1) | EP1034378B1 (de) |
JP (1) | JP2002525531A (de) |
DE (2) | DE29817441U1 (de) |
WO (1) | WO2000019109A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10302897B4 (de) * | 2002-01-31 | 2006-08-17 | Smc K.K. | Linearstellglied |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4640541B2 (ja) * | 2000-12-20 | 2011-03-02 | Smc株式会社 | 緩衝機構付直線作動機 |
US6857780B2 (en) * | 2002-11-15 | 2005-02-22 | Phd, Inc. | Rodless slide assembly |
DE10258139B4 (de) | 2002-12-03 | 2006-09-28 | Festo Ag & Co. | Kolbenstangenloser Linearantrieb |
DE10258147B4 (de) * | 2002-12-03 | 2007-10-04 | Festo Ag & Co. | Kolbenstangenloser Linearantrieb |
US7261548B2 (en) * | 2003-07-29 | 2007-08-28 | Haberman Machine | Concrete block mold with moveable liner |
JP4525155B2 (ja) * | 2004-04-26 | 2010-08-18 | Smc株式会社 | リニアアクチュエータ |
ITBS20040041U1 (it) * | 2004-08-06 | 2004-11-06 | Gimatic Spa | Struttura di operatore lineare motorizzabile |
DE102018002054A1 (de) * | 2018-03-14 | 2019-09-19 | Festo Ag & Co. Kg | Linearantriebsvorrichtung |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4164893A (en) | 1977-08-04 | 1979-08-21 | Bo Granbom | Sealing device at pressure fluid cylinders |
US4252285A (en) * | 1979-04-30 | 1981-02-24 | The United States Of America As Represented By The Secretary Of The Navy | Dynamic seal for slotted cylinder |
ATE25869T1 (de) * | 1983-01-14 | 1987-03-15 | Proma Prod & Marketing Gmbh | Druckmittelzylinder mit einem laengsgeschlitzten, endseitig verschlossenen zylinder. |
DE8424035U1 (de) * | 1984-08-13 | 1984-11-22 | Herion-Werke Kg, 7012 Fellbach | Kolbenstangenloser zylinder |
DE3631514A1 (de) * | 1986-09-17 | 1988-03-24 | Proma Prod & Marketing Gmbh | Druckmittelzylinder |
US4838147A (en) * | 1988-01-26 | 1989-06-13 | Grigory Grishchenko | Pressure fluid actuator |
IT1217812B (it) * | 1988-06-08 | 1990-03-30 | Univers S P A | Dispositivo di tenuta per cilindri pneumatici senz,asta |
DE9416523U1 (de) | 1994-10-14 | 1994-12-01 | Festo Kg, 73734 Esslingen | Linearantrieb |
JP3896550B2 (ja) * | 1994-11-24 | 2007-03-22 | Smc株式会社 | リニアアクチュエータ |
US5555789A (en) * | 1995-03-22 | 1996-09-17 | Tol-O-Matic, Inc. | Linear motion device |
DE29706493U1 (de) | 1997-04-11 | 1997-07-03 | Festo Kg, 73734 Esslingen | Kolbenstangenloser Linearantrieb |
DE29814578U1 (de) * | 1998-08-14 | 1998-10-22 | Festo AG & Co, 73734 Esslingen | Linearantrieb |
-
1998
- 1998-09-30 DE DE29817441U patent/DE29817441U1/de not_active Expired - Lifetime
-
1999
- 1999-09-15 JP JP2000572530A patent/JP2002525531A/ja active Pending
- 1999-09-15 EP EP99948757A patent/EP1034378B1/de not_active Expired - Lifetime
- 1999-09-15 WO PCT/EP1999/006824 patent/WO2000019109A1/de active IP Right Grant
- 1999-09-15 DE DE59907622T patent/DE59907622D1/de not_active Expired - Lifetime
-
2000
- 2000-04-18 US US09/551,095 patent/US6338294B1/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10302897B4 (de) * | 2002-01-31 | 2006-08-17 | Smc K.K. | Linearstellglied |
Also Published As
Publication number | Publication date |
---|---|
EP1034378A1 (de) | 2000-09-13 |
US6338294B1 (en) | 2002-01-15 |
JP2002525531A (ja) | 2002-08-13 |
WO2000019109A1 (de) | 2000-04-06 |
DE59907622D1 (de) | 2003-12-11 |
DE29817441U1 (de) | 1998-12-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE19532759B4 (de) | Linearführungseinheit | |
EP0591621B1 (de) | Dreh-Linear-Einheit | |
EP1034378B1 (de) | Linearantrieb | |
DE19758916B4 (de) | Linearführungseinheit | |
DE4041370C2 (de) | Profilrohr für kolbenstangenlosen Arbeitszylinder | |
EP0558924B1 (de) | Linearantrieb | |
DE9416523U1 (de) | Linearantrieb | |
EP0918174B1 (de) | Lineareinheit mit motorischem Stellantrieb | |
DE29816156U1 (de) | Linearantrieb | |
EP2495449A1 (de) | Fluidbetätigte Drehantriebsvorrichtung | |
DE10258147B4 (de) | Kolbenstangenloser Linearantrieb | |
EP1182359B1 (de) | Kolbenstangenloser Linearantrieb sowie zugehöriges Gehäuse | |
DE19930020B4 (de) | Linearantrieb | |
EP2110201B1 (de) | Elektrischer Linearantrieb | |
DE69817067T2 (de) | Lineareinheit | |
DE202009004685U1 (de) | Linearantrieb | |
DE3708341C2 (de) | ||
DE10231481B3 (de) | Befestigungsvorrichtung für einen Sensor | |
DE102007002152B4 (de) | Linearantrieb | |
EP2632630B1 (de) | Modulares führungssystem für abdeckungen | |
EP0870930B1 (de) | Linearantrieb | |
EP1580476A1 (de) | Anschlussvorrichtung für Fluidleitungen | |
DE3811110A1 (de) | Kolbenantrieb | |
EP0476280A2 (de) | Dreheinheit | |
EP1426624B1 (de) | Kolbenstangenloser Linearantrieb |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20000322 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAS | Grant fee paid |
Free format text: ORIGINAL CODE: EPIDOSNIGR3 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB IT |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: FG4D Free format text: NOT ENGLISH |
|
GBT | Gb: translation of ep patent filed (gb section 77(6)(a)/1977) |
Effective date: 20031105 |
|
REF | Corresponds to: |
Ref document number: 59907622 Country of ref document: DE Date of ref document: 20031211 Kind code of ref document: P |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FG4D Free format text: GERMAN |
|
REG | Reference to a national code |
Ref country code: IE Ref legal event code: FD4D |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20040806 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: GB Payment date: 20130801 Year of fee payment: 15 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: IT Payment date: 20130904 Year of fee payment: 15 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: FR Payment date: 20140917 Year of fee payment: 16 |
|
GBPC | Gb: european patent ceased through non-payment of renewal fee |
Effective date: 20140915 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140915 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: IT Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20140915 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: ST Effective date: 20160531 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: FR Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20150930 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20160802 Year of fee payment: 18 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R119 Ref document number: 59907622 Country of ref document: DE |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: DE Free format text: LAPSE BECAUSE OF NON-PAYMENT OF DUE FEES Effective date: 20180404 |