WO2013026593A1 - Sägeblatt - Google Patents
Sägeblatt Download PDFInfo
- Publication number
- WO2013026593A1 WO2013026593A1 PCT/EP2012/061849 EP2012061849W WO2013026593A1 WO 2013026593 A1 WO2013026593 A1 WO 2013026593A1 EP 2012061849 W EP2012061849 W EP 2012061849W WO 2013026593 A1 WO2013026593 A1 WO 2013026593A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- saw blade
- damping
- saw
- blade according
- recess
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/12—Straight saw blades; Strap saw blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23D—PLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
- B23D61/00—Tools for sawing machines or sawing devices; Clamping devices for these tools
- B23D61/12—Straight saw blades; Strap saw blades
- B23D61/123—Details of saw blade body
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/04—Drills for trepanning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2226/00—Materials of tools or workpieces not comprising a metal
- B23B2226/63—Polyurethane
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2250/00—Compensating adverse effects during turning, boring or drilling
- B23B2250/16—Damping of vibrations
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T83/00—Cutting
- Y10T83/929—Tool or tool with support
- Y10T83/9319—Toothed blade or tooth therefor
Definitions
- the invention relates to a saw blade having an at least approximately straight-sided blade carrier with saw teeth.
- DE 203 16 149 U1 discloses saw blades for jigsaws with a straight-sided blade carrier, one side of which is provided with a multiplicity of sawteeth.
- Such saw blades are exposed during operation of the jigsaw high loads, especially when sawing through objects made of hard material such as metal, which can cause severe shocks to the row of teeth.
- the blows can lead to reduced blade performance in terms of cutting time, wear, blade and shank fracture.
- the strokes on the saw blade are also transmitted to the housing and the handle portion of the saw and thus also affect the user who leads the saw over the handles.
- the loads acting on the user in this way are regulated by law and result in a limitation of the duration of use.
- the invention has the object of providing a saw blade with an at least approximately rectilinear tooth side with simple structural measures in such a way that the loads on the saw blade are reduced during operation of the saw.
- the saw blade has a blade carrier with an at least approximately rectilinear tooth side on which a plurality of saw teeth are arranged.
- the tooth side is preferably exactly rectilinear, with fundamentally also slightly curved sides of the tooth being considered.
- the saw blade can be used in machine tools, especially hand-held machine tools with motor drive, which perform an at least approximately straight sawing movement.
- the machine tool is, for example, a jigsaw or saber saw with a straight, oscillating saw stroke movement.
- a damping zone is introduced, which has the task to effectively dampen loads acting on the saw blade.
- the damping zone is designed as a damping recess, which is introduced into the blade carrier or the shaft of the saw blade, for example by punching or cutting such as laser cutting.
- the damping recess is formed for example as a damping slot with only a small thickness, thereby ensuring that the saw blade has sufficient rigidity.
- the damping slot in particular has a significantly greater length than thickness.
- the walls delimiting the damping slot are parallel to one another, they lie in the unloaded state of the saw blade with a small distance from each other. Under load, the limiting walls may be in contact or they may be removed by bending the damping slot apart. According to a further expedient embodiment, the walls delimiting the slot are also in the unloaded state in contact. The damping effect is achieved by the walls of the damping slot are bent.
- damping recesses instead of a slot and damping recesses come with flat recesses into consideration, such as round, square, elongated, curved or other recesses.
- the damping recesses may be incorporated only in the blade carrier, only in the shaft or both in the blade carrier and in the shaft.
- the attenuation slot is, according to an advantageous embodiment, seen over its length, formed non-rectilinear, with both attenuation slots are possible, composed of a plurality of rectilinear individual sections, which, however, are arranged at an angle to each other, as well as damping slots with bent portions.
- the damping slot is serpentine and thereby has directional components that extend both in the direction of the longitudinal axis and in the transverse direction.
- An embodiment of the damping slot with components in the longitudinal and transverse directions is advantageous because it effectively damps loads acting on the saw blade, for example impacts, both in the longitudinal direction and in the transverse direction.
- the damping effect can be improved by introducing a plurality of damping recesses into the blade carrier. These may be similar to each other, possibly also different or a combination of several similar and different Dämpfungsaus founded aus into consideration.
- the damping recess may extend to the edge of the sheet carrier, so either the tooth side or the tooth side opposite blade carrier back. Also possible are embodiments in which the damping recess is located completely within the blade carrier without touching a marginal area.
- a Dämpfungs alternllianu is inserted into the damping recess, which consists of a different material than the blade carrier.
- the Dämpfungs alternllianu is made in particular of a high-damping material, for example, a polyurethane material (polyurethane).
- the Dämpfungs alternllsammlung is injected for example in the damping recess and hardens in the damping recess.
- the entire damping recess is filled by the Dämpfungs hypochisson's the damping recess.
- the saw blade is advantageously a rectilinear, planar tool. But it is also possible to form the flat saw blade according to the invention to form a substantially cylindrical drill body for a hole saw.
- the planar saw blade is wound with at least one damping recess according to the invention to form a hollow cylinder.
- the wound flat saw blade is formed by a positive and / or cohesive connection, such as plugging, locking, gluing, soldering and / or welding both ends or both end portions of the saw blade together to form the hollow cylinder.
- This hollow cylinder then forms the drill body of the hole saw.
- This drill body can for example be connected to a bottom plate of the hole saw or arranged on the bottom plate.
- the bottom plate is formed as part of an adapter device for hole saws, as they are known for example from DE 10 2007 022 186 A1.
- the saw blade shown in the figure can be used for a rectilinear, oscillating sawgehubterrorism, especially in sting or saber saws.
- the saw blade 1 has a rectilinear sheet carrier 2, which is provided on a tooth side with a plurality of saw teeth 3 between a clamping end 4, via which the saw blade 1 is clamped in a holder of the machine tool, and a saw blade tip 5. In operation, the saw blade 1 performs an oscillating lifting movement along its longitudinal axis.
- a plurality of damping slots 6 are distributed over the length introduced, each forming a damping zone and in particular high, impact-like loads that act on the saw blade 1 in operation, effectively attenuate.
- the life of the saw blade 1 is increased, on the other hand, the load acting on the user of the saw so that the user can work with the saw for a longer period of time.
- each damping slot 6 is formed sch Siemensformig, the opposite end points of each damping slot 6 adjacent to the tooth side or the Blattivaguren the sheet carrier 2 are arranged, but each at a distance to the tooth side or the Blattskyen , Other, lying between the end points sections of each damping slot 6 are spaced from the tooth side or the Blattskyen and are thus completely within the blade carrier at a distance from the edge region.
- the damping slots 6 are introduced, for example, by punching or cutting such as laser cutting in the blade carrier 2.
- the damping slot 6 immediately delimiting walls are parallel and are the thickness of the damping slot corresponding to each other at a distance.
- the damping slots 6 are filled by a damping material such as PUR.
- Each serpentine damping slot 6 has portions which extend in the longitudinal direction of the saw blade 1, and further, connecting portions which extend in the transverse direction. As a result, both loads in the transverse direction of the saw blade and in the longitudinal direction are effectively damped.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US14/240,270 US20140251109A1 (en) | 2011-08-23 | 2012-06-20 | Saw Blade |
CN201280040801.XA CN103747907A (zh) | 2011-08-23 | 2012-06-20 | 锯片 |
KR20147004504A KR20140059201A (ko) | 2011-08-23 | 2012-06-20 | 톱날 |
EP12728578.1A EP2747928A1 (de) | 2011-08-23 | 2012-06-20 | Sägeblatt |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE201110081415 DE102011081415A1 (de) | 2011-08-23 | 2011-08-23 | Sägeblatt |
DE102011081415.9 | 2011-08-23 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013026593A1 true WO2013026593A1 (de) | 2013-02-28 |
Family
ID=46321018
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2012/061849 WO2013026593A1 (de) | 2011-08-23 | 2012-06-20 | Sägeblatt |
Country Status (6)
Country | Link |
---|---|
US (1) | US20140251109A1 (de) |
EP (1) | EP2747928A1 (de) |
KR (1) | KR20140059201A (de) |
CN (1) | CN103747907A (de) |
DE (1) | DE102011081415A1 (de) |
WO (1) | WO2013026593A1 (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9833851B2 (en) | 2013-06-27 | 2017-12-05 | Irwin Industrial Tool Company | Recip blade |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102012210164A1 (de) * | 2012-06-18 | 2013-12-19 | Robert Bosch Gmbh | Verfahren zum Herstellen eines Sägeblatts |
USD871878S1 (en) | 2018-05-14 | 2020-01-07 | Black & Decker Inc. | Diamond blade |
US20220402053A1 (en) * | 2021-06-18 | 2022-12-22 | Apex Brands, Inc. | Hacksaw blade with tension focusing slots |
Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB574813A (en) * | 1943-06-17 | 1946-01-22 | Lerned Francis Ronan | Improvements in or relating to metal cutting saws and method of making the same |
EP0141456A2 (de) * | 1983-10-10 | 1985-05-15 | BRETON s.p.a. | Perforierte Säge zum Schneiden von Marmor, Granit und anderen ähnlichen Steinsorten unter Benutzung eines körnigen Schneidmaterials |
JPS614617A (ja) * | 1984-06-20 | 1986-01-10 | Oishi Eng:Kk | ゴム状突起を具えたダイヤモンドチツプソ− |
EP0612575A1 (de) * | 1993-02-20 | 1994-08-31 | Robert Bosch Gmbh | Bohrwerkzeug |
EP0879683A2 (de) * | 1997-05-23 | 1998-11-25 | Stalber S.r.l. | Geräuscharmes Steinschneidwerkzeug und dieses Werkzeug verwendende Maschine |
DE20316149U1 (de) | 2003-10-18 | 2005-02-24 | Robert Bosch Gmbh | Stichsäge |
US20060016315A1 (en) * | 2004-07-23 | 2006-01-26 | Zorich Timothy A | Saw cutting blade |
EP1800785A1 (de) * | 2005-12-23 | 2007-06-27 | BÖHLER-UDDEHOLM Precision Strip GmbH & Co KG | Steingattersäge und Vormaterial |
WO2007078058A1 (en) * | 2006-01-04 | 2007-07-12 | Korea Institute Of Science And Technology | Structure of low noise saw and low noise diamond sawc |
DE102007022186A1 (de) | 2007-05-11 | 2008-11-13 | Robert Bosch Gmbh | Adapter zum Betreiben einer Lochsäge an einer Antriebsmaschine |
Family Cites Families (31)
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US3162067A (en) * | 1962-11-23 | 1964-12-22 | Black & Decker Mfg Co | Hole saw |
US3981216A (en) * | 1973-06-06 | 1976-09-21 | Lemmon & Snoap Co. | Low noise, high speed saw blade |
DE3232778A1 (de) * | 1982-09-03 | 1984-03-08 | Fa. Röttger Jansen-Herfeld, 5630 Remscheid | Spannungsausgleichsschlitze |
DE3317406A1 (de) * | 1983-05-13 | 1984-11-15 | Fa. Röttger Jansen-Herfeld, 5630 Remscheid | Gittersaege mit rueckenbauch |
US4794835A (en) * | 1985-12-20 | 1989-01-03 | Kanefusa Hamono Kogyo Company Limited | Plate-like rotary body with vibration-suppressing characteristics and method of manufacturing same |
SE8601319L (sv) * | 1986-03-20 | 1987-09-21 | Goran Wittzell | Cirkelsagblad for sagning i foretredesvis tre, plast, eller dylikt |
DE3640772A1 (de) * | 1986-11-28 | 1988-06-09 | Metabowerke Kg | Kreissaegenblatt mit schwingungsdaempfungsschlitzen |
DE68916930T2 (de) * | 1988-12-27 | 1994-12-01 | Osaka Diamond Ind | Träger für ein Sägeblatt. |
JPH02292118A (ja) * | 1989-05-02 | 1990-12-03 | Tenryu Seikiyo Kk | 回転鋸用台金の構造 |
JP2627095B2 (ja) * | 1990-01-20 | 1997-07-02 | 大阪ダイヤモンド工業株式会社 | ソーブレード用回転基板及びソーブレード |
JPH0453701A (ja) * | 1990-06-22 | 1992-02-21 | Tani Seikiyo Kk | 丸鋸体金属基板 |
DE4328482C2 (de) * | 1993-08-24 | 1998-01-29 | Fgw Forsch Werkzeuge Werkstoff | Kreissägeblatt |
USD356930S (en) * | 1993-12-17 | 1995-04-04 | Grasche USA, Inc. | Saw blade core |
JPH11129203A (ja) * | 1997-10-28 | 1999-05-18 | Kanefusa Corp | 制振機能を有する丸鋸用台金 |
DE19822742A1 (de) * | 1998-05-20 | 1999-11-25 | Arntz Joh Wilh Fa | Kreisscheibenförmiges Werkzeug |
DE10010526C2 (de) * | 2000-03-07 | 2002-01-17 | Thomas Hausmann | Sägeblatt für medizinische Anwendungen |
DE10116616A1 (de) * | 2001-04-03 | 2002-10-10 | Roettger Jansen-Herfeld | Bandsägenpositioniervorrichtung |
DE10124687B4 (de) * | 2001-05-18 | 2006-01-12 | Leitz Gmbh & Co. Kg | Kreissägeblatt |
US20030056633A1 (en) * | 2001-09-26 | 2003-03-27 | Baron Kevin Frank | Cutting disc core with noise reduction |
USD485478S1 (en) * | 2002-08-30 | 2004-01-20 | Tenryu Seikyo Kabushiki Kaisha | Disk cutter |
ITUD20040082A1 (it) * | 2004-04-29 | 2004-07-29 | Pozzo Spa | Utensile per la lavorazione del legno o materiali affini, e relativo procedimento di realizzazione |
JP4526933B2 (ja) * | 2004-11-22 | 2010-08-18 | 天龍製鋸株式会社 | ディスクカッター |
CN101356036A (zh) * | 2006-01-04 | 2009-01-28 | 韩国科学技术研究院 | 低噪音锯和低噪音金刚石锯的结构 |
CN201128207Y (zh) * | 2007-11-14 | 2008-10-08 | 博深工具股份有限公司 | 扇形齿消音金刚石圆锯片 |
CN201300493Y (zh) * | 2008-12-04 | 2009-09-02 | 河北富世华冀凯金刚石工具有限公司 | 一种烧结金刚石干切式消音锯片 |
CN201361925Y (zh) * | 2009-02-23 | 2009-12-16 | 黑旋风锯业股份有限公司 | 一种消音锯片基体 |
US20100218655A1 (en) * | 2009-02-27 | 2010-09-02 | John Donald Gillette | Curved reciprocating saw blade for cutting circles, holes and/or arches |
CN201405131Y (zh) * | 2009-04-15 | 2010-02-17 | 黑旋风锯业股份有限公司 | 一种鱼钩形消音缝锯片基体 |
US8347873B2 (en) * | 2009-07-06 | 2013-01-08 | Western Saw | Heat reducing slot on a carbide plate and method of use thereof |
CN201572967U (zh) * | 2009-12-18 | 2010-09-08 | 昆山兼房高科技刀具有限公司 | 一种锯片 |
US9463518B2 (en) * | 2011-01-31 | 2016-10-11 | Black & Decker Inc. | Saw blade with reduced modal frequencies in the operating frequency range |
-
2011
- 2011-08-23 DE DE201110081415 patent/DE102011081415A1/de not_active Withdrawn
-
2012
- 2012-06-20 US US14/240,270 patent/US20140251109A1/en not_active Abandoned
- 2012-06-20 EP EP12728578.1A patent/EP2747928A1/de not_active Withdrawn
- 2012-06-20 CN CN201280040801.XA patent/CN103747907A/zh active Pending
- 2012-06-20 KR KR20147004504A patent/KR20140059201A/ko not_active Application Discontinuation
- 2012-06-20 WO PCT/EP2012/061849 patent/WO2013026593A1/de active Application Filing
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB574813A (en) * | 1943-06-17 | 1946-01-22 | Lerned Francis Ronan | Improvements in or relating to metal cutting saws and method of making the same |
EP0141456A2 (de) * | 1983-10-10 | 1985-05-15 | BRETON s.p.a. | Perforierte Säge zum Schneiden von Marmor, Granit und anderen ähnlichen Steinsorten unter Benutzung eines körnigen Schneidmaterials |
JPS614617A (ja) * | 1984-06-20 | 1986-01-10 | Oishi Eng:Kk | ゴム状突起を具えたダイヤモンドチツプソ− |
EP0612575A1 (de) * | 1993-02-20 | 1994-08-31 | Robert Bosch Gmbh | Bohrwerkzeug |
EP0879683A2 (de) * | 1997-05-23 | 1998-11-25 | Stalber S.r.l. | Geräuscharmes Steinschneidwerkzeug und dieses Werkzeug verwendende Maschine |
DE20316149U1 (de) | 2003-10-18 | 2005-02-24 | Robert Bosch Gmbh | Stichsäge |
US20060016315A1 (en) * | 2004-07-23 | 2006-01-26 | Zorich Timothy A | Saw cutting blade |
EP1800785A1 (de) * | 2005-12-23 | 2007-06-27 | BÖHLER-UDDEHOLM Precision Strip GmbH & Co KG | Steingattersäge und Vormaterial |
WO2007078058A1 (en) * | 2006-01-04 | 2007-07-12 | Korea Institute Of Science And Technology | Structure of low noise saw and low noise diamond sawc |
DE102007022186A1 (de) | 2007-05-11 | 2008-11-13 | Robert Bosch Gmbh | Adapter zum Betreiben einer Lochsäge an einer Antriebsmaschine |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9833851B2 (en) | 2013-06-27 | 2017-12-05 | Irwin Industrial Tool Company | Recip blade |
US10744580B2 (en) | 2013-06-27 | 2020-08-18 | Black & Decker Inc. | Recip blade |
Also Published As
Publication number | Publication date |
---|---|
DE102011081415A1 (de) | 2013-02-28 |
KR20140059201A (ko) | 2014-05-15 |
CN103747907A (zh) | 2014-04-23 |
EP2747928A1 (de) | 2014-07-02 |
US20140251109A1 (en) | 2014-09-11 |
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