CN110605426A - High-precision U drill - Google Patents
High-precision U drill Download PDFInfo
- Publication number
- CN110605426A CN110605426A CN201910898957.5A CN201910898957A CN110605426A CN 110605426 A CN110605426 A CN 110605426A CN 201910898957 A CN201910898957 A CN 201910898957A CN 110605426 A CN110605426 A CN 110605426A
- Authority
- CN
- China
- Prior art keywords
- drill
- drill rod
- precision
- rod
- blade
- 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.)
- Pending
Links
- 238000005553 drilling Methods 0.000 claims description 9
- 238000003754 machining Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B51/00—Tools for drilling machines
- B23B51/08—Drills combined with tool parts or tools for performing additional working
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling Tools (AREA)
Abstract
A high-precision U-shaped drill comprises a tool shank, a connecting part and a drill rod, wherein a spiral groove is formed in the drill rod, a drainage channel connected with a cavity in the tool shank is formed in the drill rod, an inner blade knife and an outer blade knife are correspondingly fixed in the spiral groove in the top of the drill rod, and a guide strip is correspondingly arranged on the outer wall of the top of the drill rod.
Description
Technical Field
The invention belongs to the technical field of machining cutters, and particularly relates to a high-precision U drill.
Background
The U bores also called fast and bores, is an interior cold drill bit, arranges and cuts well, and is efficient, can drill hole in succession, and current U bores mostly do not possess the function of polishing, and after having processed the hole, the inner wall in hole always can appear the condition of unsmooth, seriously influences the precision in hole.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a high-precision U drill, which can polish holes and effectively improve the precision of the holes.
The technical scheme of the invention is as follows: the utility model provides a high accuracy U bores, includes handle of a knife, connecting portion and drilling rod, be provided with the helicla flute on the drilling rod, drilling rod inside is provided with the drainage channel who links to each other with cavity in the handle of a knife, drill rod top helicla flute internal correspondence is fixed with interior sword and outer sword, and the correspondence is provided with the conducting bar on the outer wall of drilling rod top.
Preferably, the conducting bar comprises a base below and a blade above, the peripheral contour of the blade is curved, and the conducting bar is provided with a mounting hole.
Preferably, the length of the drill rod 3 is 107mm, and the length of the tool shank 1 is 60 mm.
Preferably, the diameter of the radially largest cross-section of the drill rod is 24.5 mm.
The invention has the beneficial effects that: and polishing the holes in the drilling process, so that the machining precision of the holes is improved.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is a side view of the present invention;
FIG. 3 is a top view of a conducting bar;
FIG. 4 is a side view of a conducting bar;
in the figure: 1. the drill rod comprises a cutter handle, 2, a connecting part, 3, a drill rod, 31, a spiral groove, 4, an inner edge cutter, 5, an outer edge cutter, 6, a guide bar, 61, a base, 62, a blade, 63 and a mounting hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 and 2, a high-precision U-shaped drill comprises a tool shank 1, a connecting part 2 and a drill rod 3, wherein the length of the drill rod 3 is 107mm, the diameter of the radial largest section of the drill rod is 24.5mm, the length of the tool shank 1 is 60mm, a spiral groove 31 is formed in the drill rod 3, a drainage channel connected with a cavity in the tool shank 1 is arranged in the drill rod 3, an inner blade knife 4 and an outer blade knife 5 are correspondingly fixed in the spiral groove 31 in the top of the drill rod 3, mounting grooves are correspondingly formed in the positions, corresponding to the inner blade knife 4 and the outer blade knife 5, of the top of the drill rod 3 and used for fixing the inner blade knife 4 and the outer blade knife 5, a guide bar 6 is correspondingly arranged on the outer wall of the top of the drill rod 3, and a mounting groove is correspondingly formed in the position, corresponding to the.
As shown in fig. 3 and 4, the guide bar 6 includes a lower base 61 and an upper blade 62, the peripheral profile of the blade 62 is curved, the guide bar 6 is provided with a mounting hole 63, the blade 62 on the guide bar 6 can perform polishing treatment on the hole during a specific drilling process, the polishing treatment of the hole is completed during a machining process, subsequent treatment is not needed, and the machining precision of the hole is ensured.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the invention can be made, and equivalents and modifications of some features of the invention can be made without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides a high accuracy U bores, includes handle of a knife (1), connecting portion (2) and drilling rod (3), be provided with helicla flute (31) on drilling rod (3), drilling rod (3) inside be provided with handle of a knife (1) cavity continuous drainage channel, its characterized in that: an inner edge cutter (4) and an outer edge cutter (5) are correspondingly fixed in the spiral groove (31) at the top of the drill rod (3), and a guide bar (6) is correspondingly arranged on the outer wall at the top of the drill rod (3).
2. The high precision U-drill of claim 1, wherein: the conducting bar (6) comprises a base (61) below and a blade (62) above, the contour of the periphery of the blade (62) is curved, and the conducting bar (6) is provided with a mounting hole (63).
3. The high precision U-drill of claim 1, wherein: the length of the drill rod (3) is 107mm, and the length of the tool shank (1) is 60 mm.
4. The high-precision U-drill according to claim 3, characterized in that: the diameter of the radial largest section of the drill rod is 24.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898957.5A CN110605426A (en) | 2019-09-23 | 2019-09-23 | High-precision U drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910898957.5A CN110605426A (en) | 2019-09-23 | 2019-09-23 | High-precision U drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110605426A true CN110605426A (en) | 2019-12-24 |
Family
ID=68891906
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910898957.5A Pending CN110605426A (en) | 2019-09-23 | 2019-09-23 | High-precision U drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110605426A (en) |
Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001079706A (en) * | 1999-09-07 | 2001-03-27 | Sumitomo Electric Ind Ltd | Rotary cutting tool provided with guide pad |
| DE102004017286A1 (en) * | 2003-11-17 | 2005-08-04 | Hawera Probst Gmbh | Drilling/chiseling tool used for machining concrete, rock and masonry comprises a hard metal cutting element with a first and a second active region |
| CN1655899A (en) * | 2002-05-29 | 2005-08-17 | 山特维克公司 | Drilling tool set, drilling tool and indexable drill bit therefor |
| US20060056928A1 (en) * | 2003-03-17 | 2006-03-16 | Seco Tools Ab | Indexable insert with corners with different radii |
| JP2006102899A (en) * | 2004-10-07 | 2006-04-20 | Yunitakku Kk | Drill head for cutting deep hole |
| US20100061817A1 (en) * | 2007-04-02 | 2010-03-11 | Takuji Nomura | Deep Hole Cutting Apparatus |
| US20110076106A1 (en) * | 2009-09-25 | 2011-03-31 | Kennametal Inc. | Cutting tool with error proofing feature |
| CN102256734A (en) * | 2008-12-19 | 2011-11-23 | 克莱斯博士玛帕精密仪器工厂两合公司 | Reamer, cutter plates therefor and method for adjusting the machining diameter of a reamer of this type |
| CN102310309A (en) * | 2010-06-29 | 2012-01-11 | 上海重型机器厂有限公司 | Trepanning sampling method of blind hole at rotator center and tool thereof |
| CN202804278U (en) * | 2012-10-08 | 2013-03-20 | 廊坊市百斯图工具制造有限公司 | Deep hole ejector drill |
| CN103402677A (en) * | 2011-02-28 | 2013-11-20 | 株式会社钨钛合金 | Guide pad, cutting tool body, and cutting tool |
| CN106312140A (en) * | 2016-06-16 | 2017-01-11 | 浙江欣兴工具有限公司 | Deep-hole drill with guide block |
| CN208019479U (en) * | 2018-04-08 | 2018-10-30 | 浙江甬岭数控刀具有限公司 | The efficient chip removal quick drill in cold hole in a kind of band |
| US20190047059A1 (en) * | 2017-08-10 | 2019-02-14 | Tungaloy Corporation | Cutting insert and cutting tool |
| US20190061016A1 (en) * | 2017-08-30 | 2019-02-28 | Tungaloy Corporation | Cutting tool |
| CN208743768U (en) * | 2018-09-03 | 2019-04-16 | 德州精钻机械有限公司 | Novel deep hole drill head |
| CN210615236U (en) * | 2019-09-23 | 2020-05-26 | 浙江甬岭数控刀具有限公司 | High-precision U drill |
-
2019
- 2019-09-23 CN CN201910898957.5A patent/CN110605426A/en active Pending
Patent Citations (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001079706A (en) * | 1999-09-07 | 2001-03-27 | Sumitomo Electric Ind Ltd | Rotary cutting tool provided with guide pad |
| CN1655899A (en) * | 2002-05-29 | 2005-08-17 | 山特维克公司 | Drilling tool set, drilling tool and indexable drill bit therefor |
| US20060056928A1 (en) * | 2003-03-17 | 2006-03-16 | Seco Tools Ab | Indexable insert with corners with different radii |
| DE102004017286A1 (en) * | 2003-11-17 | 2005-08-04 | Hawera Probst Gmbh | Drilling/chiseling tool used for machining concrete, rock and masonry comprises a hard metal cutting element with a first and a second active region |
| JP2006102899A (en) * | 2004-10-07 | 2006-04-20 | Yunitakku Kk | Drill head for cutting deep hole |
| US20100061817A1 (en) * | 2007-04-02 | 2010-03-11 | Takuji Nomura | Deep Hole Cutting Apparatus |
| CN102256734A (en) * | 2008-12-19 | 2011-11-23 | 克莱斯博士玛帕精密仪器工厂两合公司 | Reamer, cutter plates therefor and method for adjusting the machining diameter of a reamer of this type |
| US20110076106A1 (en) * | 2009-09-25 | 2011-03-31 | Kennametal Inc. | Cutting tool with error proofing feature |
| CN102310309A (en) * | 2010-06-29 | 2012-01-11 | 上海重型机器厂有限公司 | Trepanning sampling method of blind hole at rotator center and tool thereof |
| CN103402677A (en) * | 2011-02-28 | 2013-11-20 | 株式会社钨钛合金 | Guide pad, cutting tool body, and cutting tool |
| CN202804278U (en) * | 2012-10-08 | 2013-03-20 | 廊坊市百斯图工具制造有限公司 | Deep hole ejector drill |
| CN106312140A (en) * | 2016-06-16 | 2017-01-11 | 浙江欣兴工具有限公司 | Deep-hole drill with guide block |
| US20190047059A1 (en) * | 2017-08-10 | 2019-02-14 | Tungaloy Corporation | Cutting insert and cutting tool |
| US20190061016A1 (en) * | 2017-08-30 | 2019-02-28 | Tungaloy Corporation | Cutting tool |
| CN208019479U (en) * | 2018-04-08 | 2018-10-30 | 浙江甬岭数控刀具有限公司 | The efficient chip removal quick drill in cold hole in a kind of band |
| CN208743768U (en) * | 2018-09-03 | 2019-04-16 | 德州精钻机械有限公司 | Novel deep hole drill head |
| CN210615236U (en) * | 2019-09-23 | 2020-05-26 | 浙江甬岭数控刀具有限公司 | High-precision U drill |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205551557U (en) | High -efficient fluted drill of layering drilling | |
| CN210615236U (en) | High-precision U drill | |
| CN103084629A (en) | Twist drill with segmented main cutting blades and asymmetric blade opening height | |
| CN203541720U (en) | Composite universal cutter for machining | |
| CN207522050U (en) | A kind of titanium alloy assembly deep taper hole machining tool | |
| CN110605426A (en) | High-precision U drill | |
| CN203356678U (en) | Twist drill with segmented main cutting blades and asymmetric blade opening height | |
| CN211387046U (en) | Step three-edge forming reamer | |
| CN205129020U (en) | A internal cooling carbide drill bit for BTA | |
| CN201534287U (en) | Tool for a wire cutting machine to process a core workpiece | |
| CN203356698U (en) | Novel finish machining milling cutter | |
| CN109570577A (en) | A kind of deep hole machining bta deep hole drilling and its drilling process | |
| CN209598274U (en) | A kind of deep hole machining bta deep hole drilling | |
| CN204975452U (en) | Optimize spot facing work drill bit of chip groove | |
| CN214640470U (en) | Cutting tool | |
| CN211192180U (en) | Molding step drill convenient to disassemble and assemble | |
| CN104338976A (en) | Durable drill | |
| CN209206541U (en) | A kind of drill bit being easy to chip removal | |
| CN203711944U (en) | Durable drill | |
| CN205393632U (en) | Profile shaping PCD milling cutter | |
| CN206445256U (en) | Step depth drill and drilling tool | |
| CN209533862U (en) | A kind of graphite heater taper aperture knife tool | |
| CN211758736U (en) | Machining cutter for machining shaft sleeve | |
| CN212310938U (en) | Drilling, reaming and chamfering integrated forming cutter | |
| CN209206599U (en) | A kind of gang reamer for mold deep hole machining |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |