EP3573791A1 - Teilbarer rundtisch - Google Patents
Teilbarer rundtischInfo
- Publication number
- EP3573791A1 EP3573791A1 EP17797292.4A EP17797292A EP3573791A1 EP 3573791 A1 EP3573791 A1 EP 3573791A1 EP 17797292 A EP17797292 A EP 17797292A EP 3573791 A1 EP3573791 A1 EP 3573791A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- plate
- bearing
- rotary table
- base plate
- bearing plate
- 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.)
- Withdrawn
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/14—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for adjusting the bench top
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H1/00—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby
- B25H1/08—Work benches; Portable stands or supports for positioning portable tools or work to be operated on thereby with provision for attachment of work holders
Definitions
- the invention relates to a rotary table according to the features of claim 1.
- Rotary tables for positioning a workpiece with a clamping plate and a base are already known in the prior art, wherein the clamping plate is rotatably mounted about a vertical axis on the base and driven by a drive.
- Such known rotary tables generally have a clamping plate for receiving the workpiece, which is mounted on a substructure rotatable about a vertical axis. To position the workpiece, which is located on the platen, the platen is to the rotated vertical axis, wherein the rotational movement is generated by a drive. This drives the platen directly or indirectly, for example via gears or a belt drive.
- a basic idea of the present invention is to provide a round run as a divided rotary table, in which both the base plate and the rotatably mounted on the base plate bearing plate is formed two or more parts.
- a rotary table for positioning a workpiece with a manual drive comprising a base plate with a base plate side gear means and a rotatably mounted on the base plate bearing plate, proposed with a bearing plate side gear means which is adapted to rotate by means of a drive, the bearing plate relative to the base plate ,
- the base plate is formed in two or more parts of at least two plate segments and wherein the bearing plate is formed in two or more parts of at least two plate segments.
- the rotary table is preferably designed so that it can be actuated by means of a manual drive, in particular by means of a hand ratchet.
- the base plate is formed of two divided plate segments, which are interconnected via locking means.
- the plate segments of the base plate hermaphroditisch from two so-called identical plate segments are formed, which are connected to each other on the front side or on the support side via locking means.
- Locking means are particularly suitable Spannverriegelungsstoff and Schnellspannverriegelungsstoff, in which a spring clip is arranged on one of the plate segments and engages in a correspondingly corresponding headband on the other plate segment and can be actuated from a pre-assembly in a final assembly position in which the two plate segments held together under a spring tension become.
- the base plate is formed as a cylindrical plate having a central circular opening.
- each plate segment provides a semicircular opening which when joining the two plate segments to the base plate provides the aforesaid central circular opening.
- the bearing plate is formed as a cylindrical plate with a corresponding central opening, which preferably has the same or almost the same diameter as the central opening in the base plate.
- the bearing plate which is rotatably mounted on the base plate, is held on the base plate via a radial bearing, which is advantageously effected by a radial bearing around the central opening of the bearing plate, on the underside thereof protrudes, and protrudes into the central opening of the base plate.
- a radial bearing which is advantageously effected by a radial bearing around the central opening of the bearing plate, on the underside thereof protrudes, and protrudes into the central opening of the base plate.
- the plate segments forming the bearing plate are each formed as a bearing cage with a plurality of bearing rollers which protrude from the plane of the plate at the bottom of the bearing plate.
- the bearing plate overlies the bearing rollers on top of the base plate and can be rotated about the axis of rotation passing through the central openings in the base plate and in the bearing plate.
- each bearing cage a plurality of radially extending rows of successively arranged, mutually spaced openings forms, in each of which the bearing rollers are mounted.
- the bearing rollers run in this way in concentric circles, so that a particularly good rotatable mounting is ensured.
- bearing rollers are each mounted on a radially mounted axis on the bearing plate, said axis preferably extends to the front edge of the bearing plate through a corresponding opening in the bearing plate. Further preferably, the axis also extends beyond the front edge of the bearing plate and projects with an end face projecting intercept from the bearing plate.
- This axle portion constitutes part of the bearing plate side gear mechanism.
- the base plate side gear mechanism is advantageously formed as a ring gear formed along the rim on the upper surface of the base plate.
- the diameter of the bearing plate is advantageously selected so that this extends to a maximum of the beginning of the ring gear of the underlying base plate. In other words, this means that the base plate protrudes by such a portion over the edge of the bearing plate mounted, which forms the base plate side gear means in the form of a ring gear.
- the rotary table is formed with a hand ratchet, which has a lever arm and a ratchet element, wherein the ratchet element on the bearing plate side gear means, and preferably attached to the protruding from the end face axis sections or bolts or is mounted.
- a hand ratchet which has a lever arm and a ratchet element, wherein the ratchet element on the bearing plate side gear means, and preferably attached to the protruding from the end face axis sections or bolts or is mounted.
- the plate segments of the base plate and / or the plate segments of the bearing plate are formed as hermaphroditic plate segments.
- an at least two-part cover plate is provided with a likewise central opening on the bearing plate.
- a one-piece support plate is provided with a likewise central opening, said central opening extends on one side to the edge of the support plate with substantially such opening width, the diameter corresponds to the central opening, so that overall there is an approximately U-shaped plate shape.
- a lifting device which preferably consists of two lifting cylinders, which are further preferably arranged symmetrically to the central opening on the support plate.
- a rotary lifting device was created by means of the device according to the invention, which can be rotated manually or mechanically by a rotation angle and with the lifting device by means of the lifting device simultaneously or with a time delay a lifting or lowering movement. leads, depending on the direction of actuation of the lifting cylinder.
- a plurality of foot parts are mounted, which preferably have a cylindrical shape and further preferably protrude over the edge of the base plate at least with a mecanicteilsegment.
- the rotary table can be mounted in provided on a base or a bottom surface mounting openings into it and a rotationally stable state of the rotary table is ensured in this way. Due to the supernatant of the foot parts on the base plate in addition, the installation of a rotary table in such floor-side openings can make easier because the view of the foot parts is not covered.
- FIG. 1 is a side view of an embodiment of a rotary table according to the invention
- Fig. 2 is a perspective view of the rotary table of Fig. 1, and
- FIG. 3 is a plan view of the rotary table of FIG .. 1
- FIGS. 1 to 3 wherein like reference numerals refer to the same functional and or structural features.
- FIGS. 1 An exemplary rotary table 1 for manual positioning of a workpiece is shown in FIGS.
- the rotary table comprises a base plate 2, a bearing plate 3 mounted on the base plate 2, a cover plate 4 mounted on the bearing plate 3, and a support plate 5 mounted on the cover plate 4.
- the base plate 2 rests on foot parts 7, which are mounted on the underside of the base plate. As can be seen in particular in FIG. 3, a foot part segment 7a projects beyond the outer circumference of the base plate 2.
- the base plate 2 consists of two plate segments 2a, 2b, wherein the base plate 2 is formed as a cylindrical plate having a central opening 22.
- the two plate segments 2a, 2b are each half parts of the cylindrical plate 2.
- the two plate segments 2a, 2b as clearly shown in Fig. 3, are connected to each other by means of a locking means 21a, 21b.
- the locking means 21a, 21b constitute a spring-urged strap locking means, wherein a holding means 21a is fixed to the one plate segment 2a and the other holding means 21a to the other plate segment 2b. While each corresponding locking bracket 21b are respectively fixed opposite to the other plate segment 2a and 2b.
- a base plate-side transmission device 20 in the form of a ring gear is formed on the upper side of the base plate 2, along the outer circumference.
- the sprocket 20 forms a plurality of juxtaposed, outwardly open teeth 20a.
- the teeth 20a have an outwardly decreasing tooth width.
- the base plate 2 has a smaller thickness than in the remaining region, which can be seen by the step 24 in FIG. 2.
- the bearing plate 3 is also formed of two plate segments, namely from the plate segments 3a, 3b.
- a central opening 33 In the middle of the bearing plate 3 is a central opening 33.
- a radial bearing 34 is formed with bearing rollers, which so protrudes around the central opening 33 from the underside of the bearing plate 3, that it is in the central opening 22nd the base plate fits and protrudes there.
- a half-radial bearing bush is formed on each of the plate segments 3a, 3b, in which bearing rollers are rotatably arranged about a parallel to the axis of the central opening 33 of the bearing plate 3.
- the bearing rollers are thus arranged concentrically on a circular line having a radius which is less than the radius of the central opening 22 in the base plate 2.
- the outer contours of the bearing rollers of the radial bearing 34 are chosen so that in the mounted state of the bearing plate on the Base plate, the radial bearing projects into the central opening 22 of the base plate 2, that the two plate segments 3a, 3b abut each other with their impact side end faces and form the bearing plate 3.
- the plate segments 3a, 3b of the bearing plate 3 are each formed as a bearing cage with a plurality of bearing rollers 34 which project from the plane of the plate at the bottom of the bearing plate 3.
- Each bearing cage forms, as can be seen in FIG. 2, a plurality of rows 35 extending in the radial direction from apertures 36 arranged one behind the other and spaced from one another.
- the bearing rollers 34 are mounted so that they protrude with a rolling support from the bottom of the bearing plate 3.
- bearing rollers 34 arranged one behind the other are respectively mounted on a shaft 37 mounted in the radial direction.
- a respective bearing channel 34a projects through the row of apertures 36 spaced one behind the other through, in which a corresponding axis 37 is inserted.
- axles 37 have a length such that they protrude beyond the front edge 39 of the bearing plate 3 and form a bearing plate-side transmission device 30.
- the ten shaft sections 37a shown in FIG. 3 represent a part of the gear mechanism 20, 30, on which a hand ratchet 50 is mounted, as will be explained later, in order to achieve a rotary motion of the rotary table 1.
- the extended axles 37 bolt portions are mounted on the front edge 39 of the bearing plate 3, to attach a hand ratchet 70 thereto.
- a cover plate of two plate segments 4a, 4b is further provided, which is also formed with a central opening, with a central opening 40. Die Plattesegmenten 4a, 4b Sind an den GeHousemaschine 4b anrob.
- a clamping device 60 is provided, which is mounted on one of the front-side protruding axis portions 37 a, an axis 37.
- a rotation can be realized by after reaching a desired rotational position of the bearing plate relative to the base plate, the clamping device 60 is rotated so that a nose protrudes into a tooth 20a of the base plate side gear device 20 and blocks the further rotational movement.
- An intended rotation of the bearing plate 3 relative to the base plate 2 can be accomplished by a hand ratchet 70 as shown in FIGS.
- the hand ratchet 70 has a lever arm 71 and a ratchet member 72 to which a ratchet tooth 73 is attached.
- Ratchet movements with the hand ratchet rotate the bearing plate 3 relative to the base plate 2 by a desired angle of rotation and fix after reaching the desired rotational position of the bearing plate 3 by means of the clamping element 60 in a non-rotating position.
- a lifting device 6 is mounted, consisting of two lifting cylinders 6a, 6b, which are arranged symmetrically to the central opening 50 of the Stauerplat- te 5. By means of this, a workpiece can be actuated upwards or downwards relative to the support plane of the support plate 5.
- the invention is not limited in its execution to the above-mentioned preferred embodiments. Rather, a number of variants is conceivable, which makes use of the illustrated solution even with fundamentally different types of use. Thus, it is conceivable, for example, that the cover plate 4 is dispensed with and / or the support plate 5 is omitted and other possibilities for mounting the lifting device are used.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017101620.1A DE102017101620A1 (de) | 2017-01-27 | 2017-01-27 | Teilbarer Rundtisch |
PCT/EP2017/078001 WO2018137802A1 (de) | 2017-01-27 | 2017-11-02 | Teilbarer rundtisch |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3573791A1 true EP3573791A1 (de) | 2019-12-04 |
Family
ID=60302097
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17797292.4A Withdrawn EP3573791A1 (de) | 2017-01-27 | 2017-11-02 | Teilbarer rundtisch |
Country Status (4)
Country | Link |
---|---|
US (1) | US11167404B2 (de) |
EP (1) | EP3573791A1 (de) |
DE (1) | DE102017101620A1 (de) |
WO (1) | WO2018137802A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102020200705A1 (de) | 2020-01-22 | 2021-07-22 | Thyssenkrupp Ag | Montagetisch und Anordnung umfassend einen solchen Montagetisch |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1357707A (en) * | 1916-12-20 | 1920-11-02 | Helm John | Tool for heavy pipe-fittings |
US2574914A (en) | 1946-04-18 | 1951-11-13 | Bois Virgil L Du | Rotary table |
US2718440A (en) * | 1953-02-07 | 1955-09-20 | Brinkmann Heinrich | Cage for axially loaded anti-friction bearings |
US3086409A (en) | 1956-08-20 | 1963-04-23 | Atlantic Machine Tool Works In | Sine bar rotary table |
US4015661A (en) * | 1976-03-15 | 1977-04-05 | Christensen John L | Apparatus for coupling and uncoupling pipe sections |
WO2003010027A2 (en) * | 2001-07-26 | 2003-02-06 | Jake Merrick | Impact tool carriage system |
DE102005047530A1 (de) * | 2005-10-04 | 2007-04-05 | Eisenmann Maschinenbau Gmbh & Co. Kg | Rollenbahnförderer sowie Rollenbahnsystem zum Aufbau eines solchen |
US8397648B1 (en) * | 2010-05-03 | 2013-03-19 | Michael J. Palladino | Portable table system |
DE202011103882U1 (de) | 2011-06-15 | 2011-12-15 | Ingolf Kessel | Modellbautisch |
DE102013206679A1 (de) * | 2013-04-15 | 2014-10-16 | Krones Ag | Behandlungsmaschine für Behälter |
US20150283660A1 (en) * | 2014-04-04 | 2015-10-08 | General Electric Company | Table for working on circularly arcuate component |
US10427906B2 (en) * | 2015-10-29 | 2019-10-01 | Bbm Railway Equipment, Llc | Modular sections for temporary turntable applications |
-
2017
- 2017-01-27 DE DE102017101620.1A patent/DE102017101620A1/de not_active Withdrawn
- 2017-11-02 WO PCT/EP2017/078001 patent/WO2018137802A1/de unknown
- 2017-11-02 US US16/348,275 patent/US11167404B2/en active Active
- 2017-11-02 EP EP17797292.4A patent/EP3573791A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2018137802A1 (de) | 2018-08-02 |
US11167404B2 (en) | 2021-11-09 |
US20190314976A1 (en) | 2019-10-17 |
DE102017101620A1 (de) | 2018-08-02 |
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Legal Events
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