CN104070213A - Drill - Google Patents
Drill Download PDFInfo
- Publication number
- CN104070213A CN104070213A CN201410313155.0A CN201410313155A CN104070213A CN 104070213 A CN104070213 A CN 104070213A CN 201410313155 A CN201410313155 A CN 201410313155A CN 104070213 A CN104070213 A CN 104070213A
- Authority
- CN
- China
- Prior art keywords
- brill body
- positioning head
- drillstock
- section
- head
- 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
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2251/00—Details of tools for drilling machines
- B23B2251/60—Drills with pilots
Abstract
The invention discloses a drill. The drill comprises a positioning part 1, a drill body 2, a drill handle 3 and a milling head 4; the positioning part 1, the drill body 2 and the drill handle 3 are sequentially connected into an integral structure on a same shaft; the positioning part 1 comprises a positioning head 11 and a first neck portion 12; one ends of the positioning head 11 and the first neck portion 12 are connected with the positioning head and the other ends are connected with the drill body 2; the positioning head 11, the first neck portion 12 and the drill body are cylinders; the diameter of the axial cross section which is perpendicular to the drill body 2 is larger than that of the axial cross section which is perpendicular to the positioning head 11; the diameter of the axial cross section which is perpendicular to the positioning head 11 is larger than that of the axial cross section which is perpendicular to the first neck portion 12. The drill can conveniently control the drilling direction.
Description
Technical field
The present invention relates to a kind of drill bit.
Background technology
When drill bit carries out drilling operation aborning, adopt the straight up and down bore mode of formula more, when have Curve Machining to require to product, can not well control the boring direction of drill bit, very large to the quality of product and boring influential effect.
Summary of the invention
To achieve these goals, the object of this invention is to provide a kind of drill bit, this drill bit comprises keeper, bores body, drillstock and milling head; Described keeper, described brill body and described drillstock are in turn connected into integrative-structure in same on axially; Described keeper comprises positioning head and the first neck, and described positioning head, described first neck one end are connected with described positioning head, and the other end is connected with described brill body; Wherein, described positioning head, described the first neck and brill body are cylinder, be greater than the diameter perpendicular to the cross section in the axial direction of described positioning head perpendicular to the diameter of the cross section in the axial direction of described brill body, be greater than the diameter perpendicular to the cross section in the axial direction of described the first neck perpendicular to the diameter of the cross section in the axial direction of described positioning head.
Preferably, described brill body comprises that described helical edges is spirally extended to the other end of described brill body from one end of described brill body at described brill many helical edges and the helicla flute between two adjacent helical edges with it.
Preferably, described drillstock comprises holddown groove, and described holddown groove is on the periphery wall that is axially set in described drillstock of described drillstock.
Preferably, described brill body one end is connected with described keeper, and the other end is provided with described milling head; Milling head comprises rake face and rear knife face, and described rake face is the end face for the treatment of drilling part contact on described milling head, and described rear knife face is and the end face of described helical edges joint.
Pass through technique scheme, to achieve these goals, the object of this invention is to provide a kind of drill bit, this drill bit comprises keeper, bores body, drillstock and milling head, described keeper, described brill body and described drillstock are as a whole, and described keeper, described brill body and described drillstock are coaxial, the end face welding of the described keeper direction of described milling head and described brill body.When process operation, keeper can play guide effect to the brill body in rotation.
Other features and advantages of the present invention are described in detail the detailed description of the invention part subsequently.
Brief description of the drawings
Accompanying drawing is to be used to provide a further understanding of the present invention, and forms a part for description, is used from explanation the present invention, but is not construed as limiting the invention with detailed description of the invention one below.In the accompanying drawings:
Fig. 1 is the structural representation of a kind of drill bit in the preferred embodiments of the present invention.
Description of reference numerals
1 keeper 2 bores body
3 drillstock 4 milling heads
11 positioning head 12 first necks
21 helical edges 22 helicla flutes
31 holddown groove 41 rake faces
42 rear knife faces
Detailed description of the invention
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is elaborated.Should be understood that, detailed description of the invention described herein only, for description and interpretation the present invention, is not limited to the present invention.
A kind of drill bit provided by the invention, as shown in Figure 1, comprises keeper 1, bores body 2, drillstock 3 and milling head 4; Described keeper 1, described brill body 2 and described drillstock 3 are in turn connected into integrative-structure in same on axially; Described keeper 1 comprises positioning head 11 and the first neck 12, and described positioning head 11, described first neck 12 one end are connected with described positioning head 11, and the other end is connected with described brill body 2; Wherein, described positioning head 11, described the first neck 12 and brill body 2 are cylinder, be greater than the diameter perpendicular to the cross section in the axial direction of described positioning head 11 perpendicular to the diameter of the cross section in the axial direction of described brill body 2, be greater than the diameter perpendicular to the cross section in the axial direction of described the first neck 12 perpendicular to the diameter of the cross section in the axial direction of described positioning head 11.
In present embodiment, boring better effects if when making to operate, preferably, described brill body 2 comprises many helical edges 21 on described brill body 2 and the helicla flute 22 between two adjacent helical edges 21, and described helical edges 21 is spirally extended to the other end of described brill body 2 from one end of described brill body 2.
In present embodiment, for convenient fixing whole drill bit, preferably, described drillstock 3 comprises holddown groove 31, and described holddown groove 31 is on the periphery wall of the described drillstock 3 of being axially set in of described drillstock 3.Like this, in drill bit use procedure, can not be offset by occurrence positions, required boring product is caused to damage.
In present embodiment, described brill body 2 one end are connected with described keeper 1, and the other end is provided with described milling head 4; Milling head 4 comprises rake face 41 and rear knife face 42, and described rake face 41 is for treating the end face of drilling part contact on described milling head 4, and described rear knife face 42 is and the end face of described helical edges 21 joints.
Below describe by reference to the accompanying drawings the preferred embodiment of the present invention in detail; but; the present invention is not limited to the detail in above-mentioned embodiment; within the scope of technical conceive of the present invention; can carry out multiple simple variant to technical scheme of the present invention, these simple variant all belong to protection scope of the present invention.
Claims (4)
1. a drill bit, is characterized in that, comprises keeper (1), bores body (2), drillstock (3) and milling head (4); Described keeper (1), described brill body (2) and described drillstock (3) are in turn connected into integrative-structure in same on axially; Described keeper (1) comprises positioning head (11) and the first neck (12), described positioning head (11), described the first neck (12) one end are connected with described positioning head (11), and the other end is connected with described brill body (2);
Wherein, described positioning head (11), described the first neck (12) and brill body (2) are cylinder, diameter perpendicular to the cross section in the axial direction of described brill body (2) is greater than the diameter perpendicular to the cross section in the axial direction of described positioning head (11), is greater than the diameter perpendicular to the cross section in the axial direction of described the first neck (12) perpendicular to the diameter of the cross section in the axial direction of described positioning head (11).
2. drill bit according to claim 1, it is characterized in that, described brill body (2) comprises many helical edges (21) that are positioned on described brill body (2) and is positioned at the helicla flute (22) between two adjacent helical edges (21), and described helical edges (21) is spirally extended to the other end of described brill body (2) from one end of described brill body (2).
3. drill bit according to claim 1, it is characterized in that, described drillstock (3) comprises holddown groove (31), and described holddown groove (31) is on the periphery wall that is axially set in described drillstock (3) of described drillstock (3).
4. drill bit according to claim 1, is characterized in that, described brill body (2) one end is connected with described keeper (1), and the other end is provided with described milling head (4); Milling head (4) comprises rake face (41) and rear knife face (42), described rake face (41) is for treating the end face of drilling part contact on described milling head (4), and described rear knife face (42) is and the end face of described helical edges (21) joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313155.0A CN104070213A (en) | 2014-07-02 | 2014-07-02 | Drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410313155.0A CN104070213A (en) | 2014-07-02 | 2014-07-02 | Drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104070213A true CN104070213A (en) | 2014-10-01 |
Family
ID=51592044
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410313155.0A Pending CN104070213A (en) | 2014-07-02 | 2014-07-02 | Drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104070213A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1512476A2 (en) * | 2003-09-08 | 2005-03-09 | BLACK & DECKER INC. | Self-centering drill bit with pilot tip |
| CN201079853Y (en) * | 2007-08-02 | 2008-07-02 | 沈阳飞机工业（集团）有限公司 | Hard alloy countersink drill |
| CN201389659Y (en) * | 2009-03-31 | 2010-01-27 | 杨兴龙 | Combination tool of drilling and step milling |
| CN202963562U (en) * | 2012-12-08 | 2013-06-05 | 刘莎 | Hard alloy welding counter bit |
| CN202984754U (en) * | 2012-12-24 | 2013-06-12 | 亚狮精密刀具(苏州)有限公司 | Drilling, milling and reaming cutter |
-
2014
- 2014-07-02 CN CN201410313155.0A patent/CN104070213A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1512476A2 (en) * | 2003-09-08 | 2005-03-09 | BLACK & DECKER INC. | Self-centering drill bit with pilot tip |
| CN201079853Y (en) * | 2007-08-02 | 2008-07-02 | 沈阳飞机工业（集团）有限公司 | Hard alloy countersink drill |
| CN201389659Y (en) * | 2009-03-31 | 2010-01-27 | 杨兴龙 | Combination tool of drilling and step milling |
| CN202963562U (en) * | 2012-12-08 | 2013-06-05 | 刘莎 | Hard alloy welding counter bit |
| CN202984754U (en) * | 2012-12-24 | 2013-06-12 | 亚狮精密刀具(苏州)有限公司 | Drilling, milling and reaming cutter |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8882412B2 (en) | Rotary cutting tool having PCD cutting tip | |
| US20130058734A1 (en) | Combined drill and reamer tool | |
| CA2617025A1 (en) | Spiral drill bit and method of forming same | |
| US8807889B2 (en) | Rotary cutting tool having sealed margins and method of making same | |
| CN105772809B (en) | A kind of manufacturing method of drill bit and drill bit | |
| CN204108418U (en) | Taper drill | |
| CN203265808U (en) | Tapping clamp | |
| CN104070213A (en) | Drill | |
| CN103586510A (en) | Combined drilling and milling cutter | |
| CN205778663U (en) | A kind of well impacter drilling rod fishing device | |
| CN203900659U (en) | Drilling-tapping integrated combined tap | |
| CN204075426U (en) | A kind of Two-end Tap Applied | |
| CN103028762B (en) | Correcting drill bit based on liquid support | |
| CN203578865U (en) | Anti-vibration U drill | |
| CN104551117A (en) | Bit | |
| CN103551634A (en) | Straight-flute drill | |
| CN203426506U (en) | Twist drill having high cutting performance | |
| CN104889459A (en) | Cutter | |
| CN204396999U (en) | A kind of Double-head twist drill | |
| CN204159939U (en) | A kind of fluted drill | |
| CN202219330U (en) | Transitional jacket for boring cutters | |
| CN105642963A (en) | Drill bit capable of adsorbing scrap iron | |
| CN103639488A (en) | Double-head twist drill | |
| CN104338995A (en) | Two-edge aluminum-use milling cutter | |
| CN203140850U (en) | Hollow boring bit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20141001 |