ES372264A1 - Metodo de afilado de las brocas que tienen una punta forma-da por al menos dos labios simetricos con una arista de ata-que cada uno. - Google Patents
Metodo de afilado de las brocas que tienen una punta forma-da por al menos dos labios simetricos con una arista de ata-que cada uno.Info
- Publication number
- ES372264A1 ES372264A1 ES372264A ES372264A ES372264A1 ES 372264 A1 ES372264 A1 ES 372264A1 ES 372264 A ES372264 A ES 372264A ES 372264 A ES372264 A ES 372264A ES 372264 A1 ES372264 A1 ES 372264A1
- Authority
- ES
- Spain
- Prior art keywords
- twist drills
- sharpening twist
- bit
- sharpening
- tip
- 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
Links
- 238000000034 method Methods 0.000 title abstract 2
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/02—Twist drills
-
- 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
- B24B3/00—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools
- B24B3/24—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills
- B24B3/26—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills
- B24B3/32—Sharpening cutting edges, e.g. of tools; Accessories therefor, e.g. for holding the tools of drills of the point of twist drills for thinning the point
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/18—Configuration of the drill point
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
- Drilling Tools (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR170457 | 1968-10-18 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES372264A1 true ES372264A1 (es) | 1971-09-16 |
Family
ID=8655818
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES372264A Expired ES372264A1 (es) | 1968-10-18 | 1969-10-07 | Metodo de afilado de las brocas que tienen una punta forma-da por al menos dos labios simetricos con una arista de ata-que cada uno. |
Country Status (10)
Country | Link |
---|---|
US (1) | US3626645A (de) |
JP (1) | JPS505433B1 (de) |
BG (1) | BG21002A3 (de) |
DE (1) | DE1952217C3 (de) |
ES (1) | ES372264A1 (de) |
FR (1) | FR1589568A (de) |
GB (1) | GB1282327A (de) |
HU (1) | HU165984B (de) |
NL (1) | NL6915658A (de) |
YU (1) | YU33151B (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3838540A (en) * | 1972-06-05 | 1974-10-01 | J Steinmetz | Apparatus for sharpening drills and other cutting tools |
IT1006980B (it) * | 1973-02-10 | 1976-10-20 | Kapp & Co | Dispositivo per il supporto di un apparecchio ravvivatore di mola servente in particolare per la ret tificatura delle superfici di spo glia anteriore di creatori |
FR2234749A5 (de) * | 1973-06-20 | 1975-01-17 | Costil Marcel | |
EP0046833B1 (de) * | 1980-08-29 | 1984-02-22 | Christen AG, Wabern | Bohrspitzen-Schleifmaschine |
IL64173A (en) * | 1981-10-30 | 1984-03-30 | Etm Eng Tool Mfg Co Ltd | Machine for grinding points of drills |
DE3202362C2 (de) * | 1982-01-26 | 1986-05-22 | Fa. Gottlieb Gühring, 7470 Albstadt | Vorrichtung zum Ausspitzen eines Wendelbohrers |
GB2146925A (en) * | 1983-09-23 | 1985-05-01 | Microcut Machine Tools Limited | Drill point grinding machine |
US5146669A (en) * | 1991-07-31 | 1992-09-15 | Fabiano Joseph F | Method of manufacturing an insert drill |
KR950031335A (ko) * | 1994-05-13 | 1995-12-18 | 아키모토 유우미 | 드릴 |
AU2610200A (en) * | 1999-01-29 | 2000-08-18 | Intertool Machines Ltd. | Universal sharpening apparatus employing pair of arcuate bearings |
DE19955172A1 (de) * | 1999-11-16 | 2001-05-23 | Kennametal Inc | Verfahren zum Schleifen einer Bohrspitze und Bohrerspitze |
US6450864B1 (en) * | 2000-10-13 | 2002-09-17 | Raphael W. Smith | End mill grinder with two independently adjustable grinding wheels |
CA2857354C (en) | 2002-08-08 | 2015-11-03 | Liam Patrick Ellis | A drill bit and method for producing a drill bit |
AU2002950673A0 (en) * | 2002-08-08 | 2002-09-12 | Liam Patrick Ellis | Surgical drill bit |
JP5217031B2 (ja) * | 2008-07-01 | 2013-06-19 | ニシガキ工業株式会社 | ドリルチャック及びドリル研磨機 |
DE102014204700B4 (de) | 2014-03-13 | 2022-02-17 | Kennametal Inc. | Rotationswerkzeug, insbesondere Bohrwerkzeug sowie Verfahren zur Herstellung eines Rotationswerkzeuges |
-
1968
- 1968-10-18 FR FR170457A patent/FR1589568A/fr not_active Expired
-
1969
- 1969-10-07 ES ES372264A patent/ES372264A1/es not_active Expired
- 1969-10-08 YU YU2515/69A patent/YU33151B/xx unknown
- 1969-10-09 BG BG13154A patent/BG21002A3/xx unknown
- 1969-10-10 US US865299A patent/US3626645A/en not_active Expired - Lifetime
- 1969-10-13 GB GB50132/69A patent/GB1282327A/en not_active Expired
- 1969-10-16 NL NL6915658A patent/NL6915658A/xx unknown
- 1969-10-16 DE DE1952217A patent/DE1952217C3/de not_active Expired
- 1969-10-17 JP JP44082610A patent/JPS505433B1/ja active Pending
- 1969-10-18 HU HURE475A patent/HU165984B/hu unknown
Also Published As
Publication number | Publication date |
---|---|
DE1952217A1 (de) | 1971-03-25 |
FR1589568A (de) | 1970-03-31 |
NL6915658A (de) | 1970-04-21 |
YU33151B (en) | 1976-06-30 |
GB1282327A (en) | 1972-07-19 |
US3626645A (en) | 1971-12-14 |
JPS505433B1 (de) | 1975-03-04 |
BG21002A3 (de) | 1976-01-20 |
DE1952217C3 (de) | 1980-05-29 |
HU165984B (de) | 1974-12-28 |
DE1952217B2 (de) | 1979-09-20 |
YU251569A (en) | 1975-12-31 |
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