EP0827441B1 - Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen - Google Patents
Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen Download PDFInfo
- Publication number
- EP0827441B1 EP0827441B1 EP96911899A EP96911899A EP0827441B1 EP 0827441 B1 EP0827441 B1 EP 0827441B1 EP 96911899 A EP96911899 A EP 96911899A EP 96911899 A EP96911899 A EP 96911899A EP 0827441 B1 EP0827441 B1 EP 0827441B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- grinding unit
- tables
- edges
- sanding unit
- cosine
- 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
- 238000000227 grinding Methods 0.000 title abstract description 24
- 238000010276 construction Methods 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
Images
Classifications
-
- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/068—Table-like supports for panels, sheets or the like
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
-
- 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
- B24B27/00—Other grinding machines or devices
- B24B27/0084—Other grinding machines or devices the grinding wheel support being angularly adjustable
Definitions
- the present invention relates to a belt grinder according to the preamble of claim 1.
- a belt grinder according to the preamble of claim 1.
- Such a device is known from US 4,346,536.
- Edges and smaller areas are mostly on so-called Edge grinding machines with an upright, horizontally rotating and usually height adjustable Band 12 sanded.
- Such machines often have two opposite, differently equipped processing pages with a support table 13, 14 each.
- For grinding do not offer areas at right angles to the surface with such an arrangement there are two construction variants on: On the one hand the inclination of the support tables at vertical grinding unit, on the other hand the inclination the grinding unit with the support remaining horizontal.
- a such device describes for example document US 4,346,536 A.
- Refers to a corresponding arrangement the present invention since it was this one Previously required variant, the horizontal position of the Worktables each reflecting changes in inclination adapt to the milling unit. This is from the comparison the layers A and B in drawing 1 conclusively and hits also to the arrangement according to document US 4,346,536 A.
- the starting point is a desired maximum swivel range, which is denoted by the angle y.
- the center of rotation of the milling unit becomes on the center point P of the direct connecting line LL come to rest between the two table edges.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
- Constituent Portions Of Griding Lathes, Driving, Sensing And Control (AREA)
Description
Claims (2)
- Vorrichtung mit einer für zwei- oder mehrseitigen Benutzung ausgelegten Bandschleifeinheit (11), dadurch gekennzeichnet, dass der in der Höhe des Schleifbandes liegende Drehpunkt (P) der Schleifeinheit die Distanz (d) zwischen den Kanten der auf unterschiedlichen Niveaux liegenden Auflagetische genau oder näherungsweise halbiert, dass die Auflagetische genau oder näherungsweise in einen vertikalen Abstand zueinander stehen, der dem Sinus der Hälfte des maximalen Schwenkungswinkels (y) multipliziert mit der Distanz (d) entspricht und dass sich die Distanz (d) der Verbindungsstrecke (LL) zwischen den Auflagetisch-Kanten aus der Division des Produktes aus dem Kosinus des halben maximalen Schwenkungswinkels (y) und der mit dem Faktor zwei multiziplierten Öffnung (z), die sich zwischen der Schleifeinheit (11) und einem der Tische (14) bildet, durch den Wert von eins minus dem Kosinus aus dem halben Schwenkungswinkel (y) ergibt und dass durch eine solche Anordnung der Auflagetische eine unbehinderte Schwenkung der Schleifeinheit ohne Veränderung der Position dieser Tische möglich wird.
- Vorrichtung gemäss Patentanspruch 1, dadurch gekennzeichnet, dass durch eine solche Anordnung der Auflagetische eine unbehinderte Schwenkung der Schleifeinheit (11) ohne Veränderung der Position dieser Tische möglich und die bei der Schwenkung entstehende Öffnung (z) zwischen den Tischen (13, 14) und der Schleifeinheit (11) minimiert wird
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1504/95 | 1995-05-22 | ||
CH150495 | 1995-05-22 | ||
CH150495 | 1995-05-22 | ||
PCT/CH1996/000181 WO1996037339A1 (de) | 1995-05-22 | 1996-05-10 | Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0827441A1 EP0827441A1 (de) | 1998-03-11 |
EP0827441B1 true EP0827441B1 (de) | 2000-02-02 |
Family
ID=4211998
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP96911899A Expired - Lifetime EP0827441B1 (de) | 1995-05-22 | 1996-05-10 | Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen |
Country Status (5)
Country | Link |
---|---|
US (1) | US6361421B1 (de) |
EP (1) | EP0827441B1 (de) |
AT (1) | ATE189421T1 (de) |
DE (1) | DE59604373D1 (de) |
WO (1) | WO1996037339A1 (de) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0827441B1 (de) | 1995-05-22 | 2000-02-02 | Kündig Ag | Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen |
EP1017537B1 (de) * | 1997-09-25 | 2002-10-23 | Kündig Ag | Bandschleifvorrichtung mit schwenkbarer schleifeinheit und integrierten, aufklappbaren anschlägen |
ITRM20010677A1 (it) * | 2001-11-15 | 2003-05-15 | New Tech Srl | Levigatrice per incavi di estremita' di pezzi tubolari utilizzabile per la generica smerigliatura. |
US6733372B2 (en) * | 2002-02-21 | 2004-05-11 | Kun Yi Lin | Grinding machine having adjustable mechanism |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US165762A (en) * | 1875-07-20 | Improvement in sandpapering-ivjachines | ||
US1798421A (en) * | 1929-06-28 | 1931-03-31 | Marietta Mfg Co | Beveling machine |
US3136097A (en) * | 1962-04-13 | 1964-06-09 | Liard Maurice | Working head of a sanding machine and support therefor |
US3133384A (en) * | 1963-07-18 | 1964-05-19 | Liard Maurice | Working head structure for sanding machine |
US4346536A (en) * | 1981-01-05 | 1982-08-31 | Bryden Norman E | Tilting arbor belt sander |
US4926602A (en) * | 1989-07-27 | 1990-05-22 | Crouch Robert H | Edge sander having adjustable support table or tables |
EP0827441B1 (de) | 1995-05-22 | 2000-02-02 | Kündig Ag | Bandschleifvorrichtung mit schwenkbarer schleifeinheit und einander gegenüberliegenden auflagetischen auf unterschiedlichen arbeitshöhen |
-
1996
- 1996-05-10 EP EP96911899A patent/EP0827441B1/de not_active Expired - Lifetime
- 1996-05-10 WO PCT/CH1996/000181 patent/WO1996037339A1/de active IP Right Grant
- 1996-05-10 AT AT96911899T patent/ATE189421T1/de not_active IP Right Cessation
- 1996-05-10 DE DE59604373T patent/DE59604373D1/de not_active Expired - Lifetime
-
1997
- 1997-11-17 US US08/952,947 patent/US6361421B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6361421B1 (en) | 2002-03-26 |
ATE189421T1 (de) | 2000-02-15 |
DE59604373D1 (de) | 2000-03-09 |
WO1996037339A1 (de) | 1996-11-28 |
EP0827441A1 (de) | 1998-03-11 |
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