EP0849046B1 - Betätigungsgetriebe - Google Patents
Betätigungsgetriebe Download PDFInfo
- Publication number
- EP0849046B1 EP0849046B1 EP97122026A EP97122026A EP0849046B1 EP 0849046 B1 EP0849046 B1 EP 0849046B1 EP 97122026 A EP97122026 A EP 97122026A EP 97122026 A EP97122026 A EP 97122026A EP 0849046 B1 EP0849046 B1 EP 0849046B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- shaft member
- gap
- control element
- extension
- actuator
- 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
- 230000000712 assembly Effects 0.000 claims 2
- 238000000429 assembly Methods 0.000 claims 2
- 239000000243 solution Substances 0.000 description 5
- 230000005540 biological transmission Effects 0.000 description 4
- 238000013461 design Methods 0.000 description 4
- 238000012549 training Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000033001 locomotion Effects 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25B—TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
- B25B5/00—Clamps
- B25B5/06—Arrangements for positively actuating jaws
- B25B5/12—Arrangements for positively actuating jaws using toggle links
- B25B5/122—Arrangements for positively actuating jaws using toggle links with fluid drive
Definitions
- the invention relates to an actuating gear for installation in head pieces or housings of toggle clamps, consisting of a first, linearly guided, by a drive actuatable actuator, an articulated thereon Intermediate link, a second rotatably mounted, with the actuator articulated for the attachment of a tension arm, which consists of two one Gap enclosing circular disks is formed that through a central, penetrating first gap Shaft piece and a second eccentrically arranged Shaft piece are firmly but releasably connected.
- actuating gear known in the headpiece and drive are separable, but also with this actuating gear the entire load is in the tensioned position transferred to the housing, although for the Support of the linear actuator in the upper housing area a special abutment (roller bearing) is arranged.
- the object of the invention is based on an actuating gear of the type mentioned in the introduction, to improve this in that the tension forces occurring essentially from the transmission itself recorded, i.e., differentially distributed and thus passed on reduced to the housing or head piece are seen so that from the load side.
- the housing design gives greater freedom, one but always on the same actuation gear can fall back.
- gap used in claim 1 is not a space between the panes to understand from just a millimeter width or even a gap, how it would result if the two circular disks lie directly next to each other, but the gap width is dimensioned so that at least the essential here Extension of the linear actuator between the circular disks can intervene, who in turn is in strength at the Orient the load to be absorbed during the clamping process is.
- the extension takes over the whole via the clamping arm and intermediate element in the linear actuator Tension load and is based on the first, central shaft section, i.e. the load remains in a way in the transmission and is differentially on the Circumference of the circular disks distributed over the head piece or Broadcast case, however this, apart from the Bearing openings for the two circular disks, otherwise designed may be.
- Such a “circular disc bearing” in the housing has also the tensioning device according to the aforementioned US-A-5 171 001, but this is the rotating actuator for the tension arm Circular discs, but around a cylindrical rotating body with engagement groove for the pontic and that Linear actuator which, like with tensioners common, with an attached slider in Housing is guided and supported. Apart from that, can the clamping arm is only attached to the outside of the rotating body become. In contrast to this and thanks to the clamping load absorption by extension and central first shaft piece needs the actuating gear according to the invention no such back support.
- the tension arm does not have to necessarily placed on the outside of one of the circular disks be, but there is also the possibility of what else is explained in more detail, the clamping arm between the circular discs to be arranged, i.e. the clamping arm would then be centric protrude from the gearbox.
- the actuating gear for installation in head pieces from Toggle clamps exist, with reference to Fig. 1 to 4, as before and basically from one first, linearly stirred, actuated by a drive A.
- Actuator 1 an intermediate element 2 articulated thereon, a second rotatably mounted, with the intermediate member 2nd articulated actuator 3 for attaching a Clamping arm 4, which includes a gap 5 from two Circular disks 3 'is formed by a Central, first shaft piece passing through the gap 5 6 and an eccentrically arranged second shaft piece 7 are firmly but releasably connected to one another, an extension 9 with which in the gap 5 next to the engaging first shaft piece 6 and by Intermediate member 2 connected to the second shaft piece 7 Actuator 1 is provided, and one in the extension 9 provided slot open towards the first shaft piece 6 8, whose width B is the diameter D of the first Corresponds to shaft piece 6 and its longitudinal center line 10 intersects the axis 6 'of the first shaft piece 6, wherein the extension 9 with its inner flank 9 'in the
- Both for drive A (see Fig. 6) and for Actuator 1 belonging to actuator 1 does not necessarily have to as shown, with its axis that of the central first Cut shaft piece 6, but can also be arranged be that their axis with the line of motion G of the Cross bolt 2 '' coincides.
- the embodiment shown in this regard is preferred, because it concentrates the whole gear Drive A (e.g. pneumatic cylinder) is assigned and the Parts far from the clamping arm, i.e. the one to the right of the first Part of the actuator 3 located on the shaft piece 6 for still advantageous further developments to be explained remains free.
- gear Drive A e.g. pneumatic cylinder
- the load is now no longer on the right side (based on the illustrations) of the actuator 1 during the actual tensioning process, as described above, but rather through the inner flank 9 'of the extension 9 on the actuator 1, which attaches itself to the first shaft piece 6, which is connected in a suitable and easy to install fixed but releasable manner to the two circular disks 3 '(see FIG. 4), which distribute the load to the head piece K differentially over the entire circumference of which an embodiment is shown in Fig. 7.
- the head piece K could be reduced to a shape that was "emaciated" in FIG. 6 A, B, without having to change anything on the actuating gear, only a through opening 16 for the actuator 1 would have to be provided in the flange part AT.
- the transmission also has training in that this the tension arm 4, as schematically in FIG. 5 shown, is assigned in the middle, with the disc side End of the tension arm 4 'bswp. fork-like is formed and the legs 4 'the shaft piece 6 reach around. From the outer flanks of the circular disks 3 ' are then the legs 4 'with these firmly by screws connected.
- Another advantageous training consists of the following:
- the distance H of the articulation axis 2 'of the intermediate member 2 is on the actuator 1 to the lower edge 1 '' of the extension 9 larger dimensioned as the maximum stroke of actuator 1, i.e. the total height of the actuator is not insignificant larger than usual attachments on adjusting rods Linking the pontic 2.
- Such a design offers advantageous further training opportunities than on the one hand in the lower (drive side) area of the first actuator 1 in one side flank lower (drive side) surface of the actuator 1 down open adjusting groove 13 can be arranged and as for others comfortably in the back (pontic side), load-free part 1 '' 'of actuator 1 Closed position cam 14 adjustable and in one parallel also groove-shaped recess 15 ' adjustable opening angle stop 15 can be arranged can (see Fig. 6 but also Fig. 7).
- the actuating gear consists of a first, linear guided actuator which can be actuated by a drive A. 101, an articulated link 102, a second rotatably mounted, with the intermediate member 102nd articulated actuator 103 for attachment a clamping arm, which consists of two a gap 105 enclosing circular discs 103 'is formed by two vis-a-vis eccentrically arranged, the gap 105 penetrating shaft pieces 106, 107 firmly together are releasably connected, the one shaft piece 106 the Articulation axis for the intermediate member 102 forms and where furthermore the two circular disks 103 'in FIG the same gap distance arranged, coaxial to each other fixable rings 108 are guided, the gap side parallel to the straight line of extension and movement of the Actuator 101 has a guide groove 109 with a clamping force abutment flank 110.
- This embodiment is also in itself closed actuating gear, which in itself via Circular disks the clamping load on the rings 108 or whose clamping force abutment flanks 110 and that as self-contained system in head pieces or housings can be installed that is only circular Must have openings for receiving the rings 108. It is even possible to use the entire gearbox, for example to be arranged on one side of a support. That in the embodiment Intermediate member 102 shown in FIG. 10 consists of two tabs 102 'through a shaft piece 106 'are articulated at the end of the actuator 101.
- the tension load transfer to the two abutment flanks 110 of the rings 108 takes place, for example, through the outside next to the tabs 102 'placed on the shaft piece 106' Ball bearing 111.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Supports For Plants (AREA)
- Portable Nailing Machines And Staplers (AREA)
Description
- Fig. 1
- in Seitenansicht das Betätigungsgetriebe;
- Fig. 2
- in Seitenansicht das linear geführte Stellglied (nur Fortsatz ohne Stellstange);
- Fig. 3
- das Stellglied gesehen in Pfeilrichtung P gemäß Fig.2;
- Fig. 4, 5
- schematisch und vereinfacht teilweise im Schnitt und in Draufsicht Ausführungsformen des Betätigungsgetriebes;
- Fig. 6
- in Seitenansicht das Betätigungsgetriebe gemäß Fig. 1, eingebaut in einem Kopfstück;
- Fig. 6 A, B
- schematisch in Seiten- und Vorderansicht eine "abgemagerte" Ausführungsform eines Kopfstückes;
- Fig. 7
- perspektivisch und vergrößert das linear geführte Stellglied in besonderer Ausführungsform;
- Fig. 8
- eine unabhängige Lösung der Vorrichtung in Seitenansicht;
- Fig. 9
- einen der beiden Ringe in Innenansicht;
- Fig. 10
- die Vorrichtung nach Fig. 8 in rückseitiger Ansicht und
- Fig. 11
- eine der beiden Kreisscheiben in Innenansicht.
Ohne am Betätigungsgetriebe etwas ändern zu müssen, könnte dabei das Kopfstück K im Extremfall bis auf eine in Fig. 6 A, B "abgemagerte" Form reduziert werden, wobei lediglich im Anflanschteil AT eine Durchgriffsöffnung 16 für das Stellglied 1 vorgesehen sein müßte.
Claims (9)
- Betätigungsgetriebe zum Einbau in Kopfstücke bzw. Gehäuse von Kniehebelspannvorrichtungen, bestehend auseinem ersten, linear geführten, von einem Antrieb (A) betätigbaren Stellglied (1),einem daran angelenkten Zwischenglied (2),einem zweiten drehbar gelagerten, mit dem Zwischenglied (2) gelenkig verbundenen Stellglied (3) für die Anbringung eines Spannarmes (4), welches aus zwei einen Spalt (5) einschließenden Kreisscheiben (3') gebildet ist, die durch ein zentrales, den Spalt (5) durchgreifendes erstes Wellenstück (6) und ein exzentrisch dazu angeordnetes zweites Wellenstück (7) miteinander fest aber lösbar verbunden sind,einem Fortsatz (9), mit dem das in den Spalt (5) neben dem ersten Wellenstück (6) eingreifende und durch das Zwischenglied (2) mit dem zweiten Wellenstück (7) verbundene Stellglied (1) versehen ist,und einem im Fortsatz (9) vorgesehenen zum ersten Wellenstück (6) hin offenen Schlitz (8), dessen Breite (B) dem Durchmesser (D) des ersten Wellenstückes (6) entspricht und dessen Längsmittellinie (10) die Achse (6') des ersten Wellenstückes (6) schneidet, wobei der Fortsatz (9) mit seiner Innenflanke (9') in Spannstellung am Wellenstück (6) anliegt.
- Betätigungsgetriebe nach Anspruch 1,
dadurch gekennzeichnet,
daß die Umfangsflächen der beiden Kreisscheiben (3') im Querschnitt gesehen, zu Spaltseite hin in Form einer Stufe (3'') ausgebildet sind. - Betätigungsgetriebe nach Anspruch 1 oder 2,
dadurch gekennzeichnet,
daß das erste Wellenstück (6) im Durchmesser reduziert und auf diesem ein Ring (6') angeordnet ist, dessen Außendurchmesser im wesentlichen der Breite (B) des Schlitzes (8) entspricht. - Betätigungsgetriebe nach einem der Ansprüche 1 bis 3,
dadurch gekennzeichnet,
daß die Distanz (H) der Anlenkachse (2') des Zwischengliedes (2) am Stellglied (1) zur Unterkante (1'') des Fortsatzes (9) größer bemessen ist als der maximale Hubweg des Stellgliedes (1). - Betätigungsgetriebe nach einem der Ansprüche 1 bis 4,
dadurch gekennzeichnet,
daß an der Unterseite (1'') des Fortsatzes (9) zentrisch zur Längsmittellinie (10) des Schlitzes (8) eine Anschlußausnehmung (11) für eine Stellstange (12) angeordnet ist. - Betätigungsgetriebe nach einem der Ansprüche 1 bis 5,
dadurch gekennzeichnet,
daß im unteren Bereich des Fortsatzes (9) in einer Seitenflanke eine zur unteren Fläche des Fortsatzes (9) hin offene Stellnut (13) angeordnet ist. - Betätigungsgetriebe nach einem der Ansprüche 1 bis 6,
dadurch gekennzeichnet,
daß im rückwärtigen Teil des Stellgliedes (1) ein Schließstellungsnocken (14) einstellbar und in einer parallelen Ausnehmung ein verstellbarer Öffnungswinkelanschlag (15) angeordnet ist. - Betätigungsgetriebe nach einem der Ansprüche 1 bis 7,
dadurch gekennzeichnet,
daß das kreisscheibenseitige Ende des Spannarmes (4) in den Spalt (5) zwischen den Kreisscheiben (3') eingreifen kann das Wellenstück (6) umgreifen kann und fest mit zumindest einer der Kreisscheiben (3') verbunden werden kann. - Betätigungsgetriebe zum Einbau in Kopfstücke bzw. Gehäuse von Kniehebelspannvorrichtungen, bestehend auseinem ersten, linear geführten, von einem Antrieb (A) betätigbaren Stellglied (101),einem daran angelenkten Zwischenglied (102),einem zweiten drehbar gelagerten, mit dem Zwischenglied (102) gelenkig verbundenen Stellglied (103) für die Anbringung eines Spannarmes, welches aus zwei einen Spalt (105) einschließenden Kreisscheiben (103') gebildet ist, die durch zwei vis-a-vis exzentrisch angeordnete, den Spalt (105) durchgreifende Wellenstücke (106, 107) miteinander fest aber lösbar verbunden sind, wobei das Wellenstück (106) die Anlenkachse für das Zwischenglied (102) bildet und wobei ferner die beiden Kreisscheiben (103') in ebenfalls auf gleicher Spaltdistanz angeordneten, koaxial zueinander fixierbaren Ringen (108) geführt sind, die spaltseitig parallel zur Erstreckungs- und Bewegungsgeraden des Stellgliedes (101) eine Führungsnut (109) mit Spannkraftwiderlagerflanke (110) aufweisen.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19652468 | 1996-12-17 | ||
DE19652468A DE19652468C1 (de) | 1996-12-17 | 1996-12-17 | Betätigungsgetriebe |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0849046A1 EP0849046A1 (de) | 1998-06-24 |
EP0849046B1 true EP0849046B1 (de) | 2000-10-25 |
Family
ID=7814989
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP97122026A Expired - Lifetime EP0849046B1 (de) | 1996-12-17 | 1997-12-15 | Betätigungsgetriebe |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0849046B1 (de) |
DE (2) | DE19652468C1 (de) |
ES (1) | ES2152619T3 (de) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE202005004598U1 (de) | 2005-03-18 | 2006-07-27 | De-Sta-Co Europe Gmbh | Spannvorrichtung |
DE102007007271A1 (de) * | 2007-02-14 | 2008-08-21 | Otto Ganter Gmbh & Co. Kg Normteilefabrik | Duo-Schnellspanner mit Multi-Druckstempel |
DE102009040932A1 (de) * | 2009-09-11 | 2011-03-24 | De-Sta-Co Europe Gmbh | Spannvorrichtung |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2427179A1 (fr) * | 1978-05-29 | 1979-12-28 | Cecchi Gerard | Perfectionnements aux dispositifs de serrage a commande pneumatique |
FR2588494B3 (fr) * | 1985-10-11 | 1988-01-15 | Renault Automation | Dispositif de bridage de pieces |
US5171001A (en) * | 1987-05-27 | 1992-12-15 | Btm Corporation | Sealed power clamp |
FR2639569B1 (fr) * | 1988-11-25 | 1991-01-18 | Polymatic Sa | Tete de bridage a rattrapage de jeux |
US5490663A (en) * | 1992-08-07 | 1996-02-13 | United Technologies Automotive, Inc. | Slide actuated holding clamp |
DE4236670A1 (de) * | 1992-10-30 | 1994-05-05 | Sta Co Mettallerzeugnisse Gmbh | Klemmspannvorrichtung |
US5575462A (en) * | 1994-08-17 | 1996-11-19 | Blatt; John A. | Rotary clamp for a linear actuator |
FR2730180B1 (fr) * | 1995-02-02 | 1997-03-14 | Robotic Sa | Perfectionnement pour dispositif de serrage du type comprenant un levier actionne par un piston |
WO1996033040A1 (en) * | 1995-04-19 | 1996-10-24 | Dct, Inc. | Industrial workcell system and method |
-
1996
- 1996-12-17 DE DE19652468A patent/DE19652468C1/de not_active Expired - Fee Related
-
1997
- 1997-12-15 DE DE59702525T patent/DE59702525D1/de not_active Expired - Fee Related
- 1997-12-15 ES ES97122026T patent/ES2152619T3/es not_active Expired - Lifetime
- 1997-12-15 EP EP97122026A patent/EP0849046B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
DE19652468C1 (de) | 1998-02-26 |
ES2152619T3 (es) | 2001-02-01 |
EP0849046A1 (de) | 1998-06-24 |
DE59702525D1 (de) | 2000-11-30 |
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