CN203495301U - Detachable twist drill - Google Patents
Detachable twist drill Download PDFInfo
- Publication number
- CN203495301U CN203495301U CN201320529946.8U CN201320529946U CN203495301U CN 203495301 U CN203495301 U CN 203495301U CN 201320529946 U CN201320529946 U CN 201320529946U CN 203495301 U CN203495301 U CN 203495301U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- drill
- guide part
- detachable
- hole
- 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 - Fee Related
Links
- 239000000463 material Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000005553 drilling Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Drilling Tools (AREA)
Abstract
The utility model discloses a detachable twist drill which comprises a handle part and a working part, wherein the working part comprises a guiding part and a drill bit; the detachable twist drill is characterized in that the handle part, the guiding part and the drill bit are detachably connected in turn; a cylindrical bulge with a thread on the drill bit is matched with a groove with a thread at one end of the guiding part; a square bulge is arranged at the other end of the guiding part; a through hole is arranged in the square bulge along a radial direction and is fixed with a radial through hole at the groove of the handle part through a plug. The detachable twist drill has the beneficial effects that the handle part, the guiding part and the drill bit of the twist drill are detachably connected in turn, and a user only needs to exchange a damaged part if one part is damaged, so that the materials are saved.
Description
Technical field
The utility model relates to a kind of detachable fluted drill, belongs to machine tools technical field.
Background technology
Fluted drill is that rotary cutting by its relative fixed axis is with the instrument of the circular hole of drilling workpiece.The cutting speed of fluted drill is along the unreasonable distribution of cutting edge, and each several part cutting speed is different, so the degree of wear is also different, part wearing and tearing can cause the waste of whole material, have improved processing cost.
Utility model content
Technical problem to be solved in the utility model is to overcome the problems referred to above, and a kind of detachable fluted drill is provided, and makes fluted drill damage rear and need to replace broken parts, thereby saved material.
The technical solution of the utility model is: a kind of detachable fluted drill, comprise shank, operate portions, described operate portions is comprised of guide part, drill bit, it is characterized in that: described shank, guide part, drill bit removably connect successively, described drill bit has a threaded cylindrical protrusions, and with the threaded groove fit of guide part one end, the described guide part other end has a square projection, square projection radially has a through hole, fixes by latch with the radial direction through hole at shank flutes place.
The beneficial effects of the utility model are: the shank of the utility model fluted drill, guide part and drill bit removably connect successively, and certain part is damaged only needs to change broken parts, thereby save material.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
The specific embodiment
Now by reference to the accompanying drawings the utility model is further described:
As shown in Figure 1, a kind of detachable fluted drill, comprise shank 6, guide part 3 and drill bit 1, drill bit 1 has a threaded cylindrical protrusions 2 with guide part 3 middle parts, junction, with the threaded groove fit of guide part 3 one end, it is one square protruding 4 that guide part 3 other ends have, with the groove fit of shank 6, square protruding 4 radially have a through hole, fixing by latch 5 with the radial direction through hole at shank flutes place.
Claims (1)
1. a detachable fluted drill, comprise shank, operate portions, described operate portions is comprised of guide part, drill bit, it is characterized in that: described shank, guide part, drill bit removably connect successively, described drill bit has a threaded cylindrical protrusions, and with the threaded groove fit of guide part one end, the described guide part other end has a square projection, square projection radially has a through hole, fixes by latch with the radial direction through hole at shank flutes place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529946.8U CN203495301U (en) | 2013-08-27 | 2013-08-27 | Detachable twist drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320529946.8U CN203495301U (en) | 2013-08-27 | 2013-08-27 | Detachable twist drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203495301U true CN203495301U (en) | 2014-03-26 |
Family
ID=50326308
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320529946.8U Expired - Fee Related CN203495301U (en) | 2013-08-27 | 2013-08-27 | Detachable twist drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203495301U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190999A (en) * | 2014-08-01 | 2014-12-10 | 常州西利合金工具有限公司 | Reaming cutter |
| CN104607675A (en) * | 2014-12-26 | 2015-05-13 | 苏州用朴合金工具有限公司 | Rotary splicing type tool |
| CN105064927A (en) * | 2015-08-20 | 2015-11-18 | 郑州神利达钻采设备有限公司 | Detachable drill bit |
| CN111604524A (en) * | 2020-05-27 | 2020-09-01 | 芜湖保泰精密工具制造有限公司 | Multi-section head-replaceable combined drill |
| CN113102805A (en) * | 2021-04-26 | 2021-07-13 | 江苏天工精密工具有限公司 | A new type of hexagonal shank group drill |
| CN114713885A (en) * | 2022-03-14 | 2022-07-08 | 长鹰信质科技股份有限公司 | Length-adjustable drill bit |
-
2013
- 2013-08-27 CN CN201320529946.8U patent/CN203495301U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104190999A (en) * | 2014-08-01 | 2014-12-10 | 常州西利合金工具有限公司 | Reaming cutter |
| CN104607675A (en) * | 2014-12-26 | 2015-05-13 | 苏州用朴合金工具有限公司 | Rotary splicing type tool |
| CN105064927A (en) * | 2015-08-20 | 2015-11-18 | 郑州神利达钻采设备有限公司 | Detachable drill bit |
| CN105064927B (en) * | 2015-08-20 | 2017-07-21 | 郑州神利达钻采设备有限公司 | Demountable bit |
| CN111604524A (en) * | 2020-05-27 | 2020-09-01 | 芜湖保泰精密工具制造有限公司 | Multi-section head-replaceable combined drill |
| CN113102805A (en) * | 2021-04-26 | 2021-07-13 | 江苏天工精密工具有限公司 | A new type of hexagonal shank group drill |
| CN114713885A (en) * | 2022-03-14 | 2022-07-08 | 长鹰信质科技股份有限公司 | Length-adjustable drill bit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140326 Termination date: 20140827 |
|
| EXPY | Termination of patent right or utility model |