EP3496898A1 - Trägerkörper für schleifwerkzeuge - Google Patents
Trägerkörper für schleifwerkzeugeInfo
- Publication number
- EP3496898A1 EP3496898A1 EP17757669.1A EP17757669A EP3496898A1 EP 3496898 A1 EP3496898 A1 EP 3496898A1 EP 17757669 A EP17757669 A EP 17757669A EP 3496898 A1 EP3496898 A1 EP 3496898A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- carrier body
- webs
- shroud
- web
- ring
- 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.)
- Granted
Links
- 239000011248 coating agent Substances 0.000 claims abstract description 7
- 238000000576 coating method Methods 0.000 claims abstract description 7
- 239000012528 membrane Substances 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/16—Bushings; Mountings
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B45/00—Means for securing grinding wheels on rotary arbors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D5/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor
- B24D5/10—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting only by their periphery; Bushings or mountings therefor with cooling provisions, e.g. with radial slots
Definitions
- the invention relates to a carrier body for grinding tools with an inner hub ring, which encloses a central bore for connecting the grinding tool to a rotary drive, and an outer shroud for receiving an abrasive, in particular in the form of a galvanic assignment, a slip ring or multiple abrasive segments, wherein the hub ring and the shroud ring are connected to each other via a plurality of spaced-apart webs.
- the invention further relates to a grinding tool with such a carrier body.
- EP 2 641 696 A1 discloses a carrier body according to the preamble of claim 1.
- the objective of these bodies is to save as much weight and at the same time form the support body as stable as possible.
- the first objective was successfully implemented in the solution according to EP 2 641 696 A1.
- the support bodies of EP 2 641 696 A1 also require improvement.
- the object of the present invention is therefore to provide a comparison with the prior art improved carrier body, which is on the one hand a strong weight reduction and on the other hand has sufficient strength against centrifugal forces and sufficient rigidity against lateral forces. Furthermore, a grinding tool with a thus improved carrier body to be specified.
- the webs each have at least one recess.
- the webs each have at least one recess.
- Another great advantage is that the dynamic behavior of the carrier body or of a grinding tool comprising the carrier body can be influenced in a targeted manner by the arrangement and the variation of the geometry of the bars and the at least one recess provided therein.
- protection is also desired for a grinding tool with a carrier body according to the invention and an abrasive associated with the shroud, in particular in the form of a galvanic coating, a slip ring or multiple abrasive segments.
- Fig. 3 shows a third preferred embodiment of the invention
- Carrier body, 4 shows a fourth preferred embodiment of the carrier body according to the invention
- Fig. 6 shows a sixth preferred embodiment of the invention
- Carrier body. 1 a-1 d show a first preferred embodiment of the carrier body 1 according to the invention, wherein FIG. 1 a is a perspective view, FIG. 1 b is a plan view of a first side surface 28, FIG. 1 c is a plan view of the lateral surface 47 and FIG Top view of the second side surface 28 of the carrier body 1 contains.
- the carrier body 1 has an inner hub ring 7 which encloses a central bore 8 for connecting the carrier body 1 or a grinding tool constructed by means of the carrier body 1 to a rotary drive.
- the central bore 8 has a radius 44 of 50 mm to 150 mm, preferably 63.5 mm or 101, 6 mm, wherein the radius 44 is measured from the center of the central bore 8, through which the axis of rotation 24 of the carrier body 1 extends to to the inner edge of the hub ring 7.
- the carrier body 1 further comprises an outer shroud 9 for receiving an abrasive, in particular in the form of a galvanic coating, a slip ring or more abrasive segments, on.
- the hub ring 7 and the shroud 9 have a distance 43 of 50 mm to 150 mm, preferably 100 mm, to each other. This distance 43 is measured from the outer edge of the hub ring 7 to the inner edge of the shroud.
- the hub ring 7 and the shroud 9 are connected to each other via a plurality of webs 10, more precisely over a total of eleven webs 10, which are arranged at a uniform angular distance 41 relative to each other.
- the webs 10 are from each other spaced.
- recesses 48 are arranged, which are formed in the present case approximately trapezoidal, wherein the corners of the trapezoid are rounded.
- the webs 10 each have an approximately triangular recess 13. Furthermore, the webs 10 have two spaced apart through the recess 13 part webs 18 and 19. These partial webs 18 and 19 have a common contact point 31, which is arranged adjacent to the hub ring 7. Starting from this contact point 31, the partial webs 18 and 19 run in the direction of the jacket ring
- the partial webs 18 and 19 are furthermore of arcuate design and mirror-symmetrical to a plane 25 oriented parallel to the axis of rotation 24 of the carrier body 1.
- a partial web 18 of a web 10 forms a part web 19 of an adjacent web
- the carrier body 1 has a radius 42 of 200 mm to 300 mm, preferably 250 mm.
- the shroud 9 comprises two outer webs 46, between which the lateral surface 47 is arranged. These two webs 46 can be electroplated with an abrasive be. This results in two active grinding areas, with which two workpieces or two areas of a workpiece can be processed simultaneously.
- FIGS. 2a to 2c A second preferred embodiment of the carrier body 2 according to the invention is shown in FIGS. 2a to 2c, wherein FIG. 2a is a perspective view, FIG. 2b is a plan view of one of the side surfaces 28 of the carrier body 2 and FIG. 2c is a plan view of the lateral surface 47 of the carrier body 2 is included.
- the carrier body 2 has an inner hub ring 7, which surrounds a central bore 8 for connecting the carrier body 2 or a grinding tool formed therewith to a rotary drive, and an outer shroud 9 for receiving an abrasive, in particular in the form of a galvanic coating , a slip ring or more abrasive segments.
- a fastening ring 45 Arranged on the inner hub ring 7 is a fastening ring 45 projecting in the axial direction, this fastening ring 45 being formed on one side 28 of the carrier body 2.
- the hub ring 7 and the shroud 9 are connected via a plurality, more precisely twelve webs 1 1, with each other, wherein the webs 1 1 spaced apart by recesses 49.
- the recesses 49 have approximately the shape of rectangles.
- the webs 1 1 each have two recesses 14 and 15 which are offset from each other in the radial direction.
- the recesses 14 have the shape of a slot.
- the recesses 15 have a substantially circular cross-section.
- the recesses 15 serve at the same time as fastening means, via which the side surfaces 28 of the carrier body 2 can be provided with covers.
- the covers may extend from the mounting ring 45 to the inner edge of the shroud 9.
- the webs 1 1 further have two through the recesses 14 and 15 spaced apart webs 20 and 21.
- the partial webs 20 and 21 are connected to each other via two contact points 31.
- the webs 1 1 widen to the shroud 9 and the hub ring 7 back in the plane of the carrier body. 2
- the partial webs 20 and 21 are arc-shaped and mirror-symmetrical to a parallel to the axis of rotation 24 of the support body 2 aligned plane 25th
- a part web 20 of a web 1 1 with a part web 21 of an adjacent web 1 1 each have a cut-off pointed arc 26 (see Figure 2b), the tip 27 of the fully executed in mind pointed arch 26 is outside of the shroud 9.
- pointed arches and parabolic arches can be used.
- the carrier body 2 on the lateral surface 47 a plurality of grooves.
- a limiting projection 46 is provided only on one side of the lateral surface 47.
- FIG. 3 shows a third preferred exemplary embodiment of a carrier body 3 according to the invention in a plan view of a side surface of the carrier body 3 aligned substantially normal to the axis of rotation.
- the carrier body 2 comprises an inner hub ring 7 which has a central bore 8 for connection of the carrier body 2 or of a grinding tool formed therewith surrounds a rotary drive, and an outer shroud 9 for receiving an abrasive, in particular in the form of a galvanic coating, a slip ring or multiple abrasive segments.
- the hub ring 7 and the shroud 9 are connected to each other via a plurality of webs 12.
- the webs 12 are spaced from each other by recesses 50.
- the recesses 50 as well as the recesses 49 and 48 in the embodiments described above breakthroughs, which extend over the entire thickness of the carrier body 1, 2 and 3. In other words, one can see through the carrier bodies 1, 2 and 3 at least in the region of the recesses 48, 49 and 50.
- the webs 12 each have two recesses 16 and 17, which are spaced apart in the radial direction, and are formed substantially triangular, wherein the triangles are each facing a tip to each other.
- the webs 12 further comprise two spaced apart from the recesses 16 and 17 part webs 22 and 23, which in turn are arc-shaped and mirror-symmetrical to a parallel to the axis of rotation of the support body 3 aligned plane 25 are formed.
- the partial webs 22 and 23 intersect in this exemplary embodiment and form a contact point 31 at the point of intersection.
- the sheets 26 may also be parabolic.
- fastening means 32 are provided, via which the outer side surfaces 28 of the carrier body 3 can be provided with covers. If necessary, the fastening means 32 can also be provided at shorter intervals, that is to say for example at every second web.
- the carrier body 3 shown as well as the other carrier bodies 1, 2, 4, 5 and 6 shown in the figures are substantially rotationally symmetrical and are made of a metal.
- the fourth preferred exemplary embodiment according to FIG. 4 is divided into two, wherein the webs 12 are milled in the axial direction starting from a center plane 33, but without completely breaking through the disks. This leaves on the outer side surfaces in each case a material thickness, which serves as termination or cover 29.
- the covers 29 are thus integrally connected to the webs 12 and the hub ring 7 and the shroud 9.
- the covers 29 could also be connected via fastening means with the webs 12 and / or the hub ring 7 and / or the shroud 9.
- the mirror-symmetrical to the median plane 33 formed halves 34 and 35 of the support body 4 are detachably connected to each other at the median plane 33.
- the fastening means 32 can be used.
- a membrane 40 is arranged in the median plane 33 of the carrier body 5, which surrounds the carrier body 5 divided into two distinguishable halves 36 and 37. This membrane 40 prevents a flow of material between the side surfaces of the carrier body 5.
- the recesses 16, 17 and 50 do not extend in this case over the total thickness of the carrier body 5.
- a membrane 40 is arranged in the sixth preferred embodiment according to Figure 6 in the sixth preferred embodiment, wherein in the center plane 33 in turn a membrane 40 is arranged.
- the halves 38 and 39 of the support body 6 are formed identically and to a certain, in this case, half, angular distance 41 of two adjacent webs 12 are arranged twisted to each other.
- FIG. 7a to 7c a seventh preferred embodiment of a carrier body 30 is shown, wherein Figure 7a is a perspective view, Figure 7b is a plan view of a substantially normal to the rotation axis 24 aligned side surface 28 of the support body 30, and Figure 7c is a plan view of the lateral surface 47 of the carrier body 30 shows.
- the carrier body 30 in turn has an inner hub ring 7 which surrounds a central bore 8 for connecting the carrier body 30 or a grinding tool comprising the carrier body 30 to a rotary drive, and an outer shroud 9 for receiving an abrasive, in particular in the form of a galvanic coating Slip ring or more abrasive segments, on.
- the hub ring 7 and the shroud 9 are connected to each other via a plurality of webs 51, wherein the webs 51 each have a recess 52.
- the webs 51 are spaced from each other via passage openings 57. In total, thirteen webs 51 are provided.
- the webs 51 each have two spaced apart by the recess 52 part webs 53 and 54, wherein the sub-webs 53 and 54 are arcuate, and mirror-symmetrical to a parallel to the axis of rotation 24 of the support body 30 aligned plane 25.
- a part web 53 forms a web 51 with a partial web 54 of an adjacent web 51 each have a bow 55, the tips 56 of the sheets 55 touching the jacket ring 9.
- the sheets 55 are parabolic.
- the angular distance 41 of two adjacent webs 51, the radius 42 of the carrier body 30, the radius 44 of the central bore 8 and the distance 43 of the hub ring 7 to the shroud 9 may have the dimensions specified in connection with the other embodiments.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Polishing Bodies And Polishing Tools (AREA)
- Mechanical Treatment Of Semiconductor (AREA)
Abstract
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP19186520.3A EP3575034B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
PL19186520T PL3575034T3 (pl) | 2016-08-11 | 2017-08-02 | Korpus nośny do narzędzi ściernych |
PL17757669T PL3496898T3 (pl) | 2016-08-11 | 2017-08-02 | Korpus nośny do narzędzi ściernych |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ATA50731/2016A AT518908B1 (de) | 2016-08-11 | 2016-08-11 | Trägerkörper für Schleifwerkzeuge |
PCT/AT2017/060197 WO2018027250A1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19186520.3A Division EP3575034B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
EP19186520.3A Division-Into EP3575034B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
Publications (2)
Publication Number | Publication Date |
---|---|
EP3496898A1 true EP3496898A1 (de) | 2019-06-19 |
EP3496898B1 EP3496898B1 (de) | 2019-10-16 |
Family
ID=59702486
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP17757669.1A Active EP3496898B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
EP19186520.3A Active EP3575034B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19186520.3A Active EP3575034B1 (de) | 2016-08-11 | 2017-08-02 | Trägerkörper für schleifwerkzeuge |
Country Status (8)
Country | Link |
---|---|
US (1) | US20190168360A1 (de) |
EP (2) | EP3496898B1 (de) |
CN (1) | CN109689296A (de) |
AT (1) | AT518908B1 (de) |
ES (2) | ES2767724T3 (de) |
MX (1) | MX2019001650A (de) |
PL (2) | PL3496898T3 (de) |
WO (1) | WO2018027250A1 (de) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102022113308B4 (de) | 2022-05-25 | 2024-06-27 | Lightway GmbH | Schleifscheibenaufnahme |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2735243A (en) * | 1956-02-21 | Abrasive cutting | ||
US2242986A (en) * | 1938-05-27 | 1941-05-20 | Zipper Emil | Wheel |
US2508946A (en) * | 1947-11-28 | 1950-05-23 | Robert H Hoffman | Safety abrasive wheel and arbor flange |
US2950582A (en) * | 1959-01-19 | 1960-08-30 | Alvah D Beauchaine | Center insert for abrasive wheels |
US3477180A (en) * | 1965-06-14 | 1969-11-11 | Norton Co | Reinforced grinding wheels and reinforcement network therefor |
US3756796A (en) * | 1967-12-13 | 1973-09-04 | Super Cut | Method of forming a peripheral grinding wheel |
US3864884A (en) * | 1973-09-14 | 1975-02-11 | Bernard Weissman | Abrading tool and holder therefor |
DE10348930A1 (de) * | 2003-10-18 | 2005-05-12 | Bosch Gmbh Robert | Tellereinleger für einen Schleifteller eines handgeführten Elektroschleifwerkzeugs |
CN101622139A (zh) * | 2006-10-31 | 2010-01-06 | 鳄鱼科技(英国)有限公司 | 轮构造 |
DE102008060100B3 (de) * | 2008-11-25 | 2010-04-08 | Stein & Co Gmbh | Pflegescheibe |
CN201376451Y (zh) * | 2009-04-07 | 2010-01-06 | 浙江跃岭轮毂制造有限公司 | 株式轮辐的汽车轮毂 |
CN201677243U (zh) * | 2010-04-14 | 2010-12-22 | 惠州市嘉泰电气有限公司 | 带轴槽研立方氮化硼砂轮 |
DE102012005085A1 (de) * | 2012-03-13 | 2013-09-19 | Dr. Müller Diamantmetall AG | Werkzeug zum Bearbeiten von Materialien |
CN102865957A (zh) * | 2012-09-24 | 2013-01-09 | 江苏大学 | 一种分体式倾斜辐条轮辐扭矩传感器 |
JP6529210B2 (ja) * | 2013-04-04 | 2019-06-12 | スリーエム イノベイティブ プロパティズ カンパニー | 研磨ディスクを用いる研磨方法およびこれに用いる物品 |
DE102013105616A1 (de) * | 2013-05-31 | 2014-12-04 | Dr. Müller Diamantmetall AG | Werkzeug zum Bearbeiten von Materialien |
JP6140540B2 (ja) * | 2013-06-14 | 2017-05-31 | スリーエム イノベイティブ プロパティズ カンパニー | アダプタ |
DE102013106546A1 (de) * | 2013-06-24 | 2014-12-24 | C. & E. Fein Gmbh | Schleifteller für einen Oszillationsantrieb |
US9375976B1 (en) * | 2015-03-20 | 2016-06-28 | Honda Motor Co., Ltd. | Wheel with Y-shaped spoke configuration |
CN204567111U (zh) * | 2015-05-09 | 2015-08-19 | 黄石鑫华轮毂有限公司 | 一种星形辐板汽车铝合金轮毂 |
DE102015122233A1 (de) * | 2015-12-18 | 2017-06-22 | Thyssenkrupp Ag | Massereduzierter Schleif-Grundkörper |
DE102016105049B4 (de) * | 2016-03-18 | 2018-09-06 | Thyssenkrupp Ag | Verfahren zur Wiederbelegung eines Schleifwerkzeugs sowie wiederbelegbares Schleifwerkzeug hierzu |
DE102017122331A1 (de) * | 2017-09-26 | 2019-03-28 | Stephan Rieth | Schleif- und/oder Trennwerkzeug und Verfahren zum Schleifen und/oder Trennen |
-
2016
- 2016-08-11 AT ATA50731/2016A patent/AT518908B1/de active
-
2017
- 2017-08-02 PL PL17757669T patent/PL3496898T3/pl unknown
- 2017-08-02 ES ES17757669T patent/ES2767724T3/es active Active
- 2017-08-02 CN CN201780053644.9A patent/CN109689296A/zh active Pending
- 2017-08-02 MX MX2019001650A patent/MX2019001650A/es unknown
- 2017-08-02 EP EP17757669.1A patent/EP3496898B1/de active Active
- 2017-08-02 PL PL19186520T patent/PL3575034T3/pl unknown
- 2017-08-02 WO PCT/AT2017/060197 patent/WO2018027250A1/de unknown
- 2017-08-02 EP EP19186520.3A patent/EP3575034B1/de active Active
- 2017-08-02 ES ES19186520T patent/ES2843795T3/es active Active
-
2019
- 2019-02-08 US US16/271,288 patent/US20190168360A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
EP3575034A2 (de) | 2019-12-04 |
PL3496898T3 (pl) | 2020-05-18 |
BR112019002465A2 (pt) | 2019-05-14 |
ES2843795T3 (es) | 2021-07-20 |
WO2018027250A1 (de) | 2018-02-15 |
EP3496898B1 (de) | 2019-10-16 |
EP3575034B1 (de) | 2020-10-21 |
AT518908A1 (de) | 2018-02-15 |
MX2019001650A (es) | 2019-06-10 |
ES2767724T3 (es) | 2020-06-18 |
US20190168360A1 (en) | 2019-06-06 |
EP3575034A3 (de) | 2020-04-01 |
PL3575034T3 (pl) | 2021-05-31 |
CN109689296A (zh) | 2019-04-26 |
AT518908B1 (de) | 2019-04-15 |
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