CN204818198U - Drill - Google Patents
Drill Download PDFInfo
- Publication number
- CN204818198U CN204818198U CN201520550869.3U CN201520550869U CN204818198U CN 204818198 U CN204818198 U CN 204818198U CN 201520550869 U CN201520550869 U CN 201520550869U CN 204818198 U CN204818198 U CN 204818198U
- Authority
- CN
- China
- Prior art keywords
- breach
- apex point
- side edge
- end sword
- knife
- 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
Abstract
The utility model discloses a drill, including handle of a knife and tool bit, the tool bit includes and is the first kicker and second kicker that the heliciform is connected with the end connection's of handle of a knife body and on locating the body, sunk part between first kicker and the second kicker forms first chip groove and second chip groove, the tip of first kicker is equipped with first end sword, the tip of second kicker is equipped with second end sword, form main drill tip between first end sword and the second end sword, first end sword is equipped with first pair of drill tip with the junction of first kicker, second end sword is equipped with the vice drill tip of second with the junction of second kicker, first pair of drill tip is protruding with the direction of the main drill tip of the vice drill tip orientation of second, and the handle of a knife is close for main drill tip in the position, this internal cavity that is equipped with first breach between first chip groove and the handle of a knife on the body, first breach and cavity intercommunication. Produce the phenomenon of burr on the reducible converted products in -process product of drill to can polish the burr that produces and clear away, improve product quality.
Description
Technical field
The utility model relates to cutting-tool engineering field, is specifically related to drill bit.
Background technology
The instrument that drill bit is cutting, boring field is commonly used, carries out processing process by the apex point at its top to workpiece, is commonly used to punching or polishes to the hole of workpiece.In process, apex point and workpiece interact, and when product is about to drill, product bottom surface can be worn by very large drill thrust top, just there will be many burrs like this, make product not reach requirement in product bottom surface.
In addition, existing drill bit by spiral helicine chip area, the chip cut during processing work is guided to below to discharge, thus the impulsive force preventing chip in process from producing is on the impact of product and drill bit, in use, find only to discharge chip by spiral helicine chip area, still there will be the phenomenon that product produces burr.
Utility model content
Based on this, the utility model provides a kind of ball cutter, and main apex point is processed workpiece, after product drills, main apex point passes product, and the first secondary apex point contacts with product with the second secondary apex point, the burr produced is removed by above-mentioned secondary apex point polishing, can improve the quality of products; And reduce the impact generation burr of product because of chip, improve the quality of products further.
In order to realize the purpose of this utility model, the utility model by the following technical solutions:
A kind of drill bit, comprise handle of a knife and be located at the cutter head of end of described handle of a knife, described cutter head comprises the body that is connected with the end of described handle of a knife and is located at the first side edge and the second side edge that described body connects in the shape of a spiral, between described first side edge and the second side edge, there is sunk part, it forms the first chip area and the second chip area, the end of described first side edge is provided with first end sword, the end of described second side edge is provided with the second end sword, main apex point is formed between described first end sword and described second end sword, the junction of described first end sword and described first side edge is provided with the first secondary apex point, the junction of described second end sword and described second side edge is provided with the second secondary apex point, described first secondary apex point and described second secondary apex point are protruding towards the direction of described main apex point, and described first secondary apex point and the described position of the second secondary apex point and the distance of described handle of a knife, be less than the distance of described main apex point and described handle of a knife, be provided with cavity in described body, described body is provided with the first breach between the first chip area and described handle of a knife, described first breach and described cavity connects.
Wherein in an embodiment, described first end sword is provided with the second breach, described second breach and described cavity connects.
Wherein in an embodiment, described second end sword is provided with the 3rd breach, described 3rd breach and described cavity connects.
Wherein in an embodiment, described first end sword is provided with the second breach, and described second end sword is provided with the 3rd breach, described second breach and described 3rd breach all with described cavity connects.
Wherein in an embodiment, described first side edge is provided with the 4th breach, described 4th breach and described cavity connects.
Wherein in an embodiment, described second side edge is provided with the 5th breach, described 5th breach and described cavity connects.
Wherein in an embodiment, described first side edge is provided with the 4th breach, and described second side edge is provided with the 5th breach, described 4th breach and described 5th breach all with described cavity connects.
Wherein in an embodiment, described first secondary apex point flushes setting with described second secondary apex point.
Wherein in an embodiment, described first secondary apex point and described second secondary apex point are symmetrical arranged.
Wherein in an embodiment, described first secondary apex point and described second secondary apex point axial symmetry are arranged.
Drill bit described in the utility model, its beneficial effect is compared to existing technology:
This drill bit be provided with the first secondary apex point and the second secondary apex point, first secondary apex point and the second secondary apex point are protruding towards the direction of main apex point, and position relative to main apex point comparatively close to handle of a knife, main apex point is processed workpiece, and after product drills, main apex point passes product, first secondary apex point contacts with product with the second secondary apex point, the burr produced is removed by above-mentioned secondary apex point polishing, thus reduces the burr on product, improves the quality of products; Cavity is provided with in body, body is provided with the first breach between the first chip area and handle of a knife, first breach and cavity connects, the first chip area and the close one end of body is made to guide chip to drain into cavity and bit exterior by the first breach better, reduce product and produce burr because of the impact of chip, improve the quality of products.
Accompanying drawing explanation
Fig. 1 is one of structural representation of drill bit described in the utility model embodiment one;
Fig. 2 is the structural representation two of drill bit described in the utility model embodiment one;
Fig. 3 is the structural representation of drill bit described in the utility model embodiment two;
Fig. 4 is the enlarged drawing at A place in Fig. 3.
Detailed description of the invention
For the ease of understanding the utility model, below with reference to relevant drawings, the utility model is described more fully.Preferred embodiment of the present utility model is given in accompanying drawing.But the utility model can realize in many different forms, is not limited to embodiment described herein.On the contrary, provide the object of these embodiments be make the understanding of disclosure of the present utility model more comprehensively thorough.
It should be noted that, when element is called as " being fixed on " another element, directly can there is element placed in the middle in it on another element or also.When an element is considered to " connection " another element, it can be directly connected to another element or may there is centering elements simultaneously.
Unless otherwise defined, all technology used herein and scientific terminology are identical with belonging to the implication that those skilled in the art of the present utility model understand usually.The object of the term used in description of the present utility model herein just in order to describe specific embodiment, is not intended to be restriction the utility model.
Such as, a kind of drill bit, comprise handle of a knife and be located at the cutter head of end of described handle of a knife, described cutter head comprises the body that is connected with the end of described handle of a knife and is located at the first side edge and the second side edge that described body connects in the shape of a spiral, between described first side edge and the second side edge, there is sunk part, it forms the first chip area and the second chip area, the end of described first side edge is provided with first end sword, the end of described second side edge is provided with the second end sword, main apex point is formed between described first end sword and described second end sword, the junction of described first end sword and described first side edge is provided with the first secondary apex point, the junction of described second end sword and described second side edge is provided with the second secondary apex point, described first secondary apex point and described second secondary apex point are protruding towards the direction of described main apex point, and described first secondary apex point and the described position of the second secondary apex point and the distance of described handle of a knife, be less than the distance of described main apex point and described handle of a knife, be provided with cavity in described body, described body is provided with the first breach between the first chip area and described handle of a knife, described first breach and described cavity connects.
Embodiment one
With reference to Fig. 1,2, drill bit 100 described in the utility model, comprises handle of a knife 10 and cutter head 20, and the cylindrical shape of handle of a knife 10, cutter head 20 is located at the end of handle of a knife 10.In other embodiments, handle of a knife 10 can also be the shapes such as square, triangle, is not limited to but pref. cylindrical shape.
With reference to Fig. 1,2, this cutter head 20 comprises body 21 and is located at the first side edge 202 and the second side edge 204 on body 21, first side edge 202 is connected in the shape of a spiral with the second side edge 204, the chip that sunk part between first side edge 202 and the second side edge 204 produces when forming the first chip area 206 and the second chip area 208, first chip area 206 and the second chip area 208 for holding and discharging converted products.
With reference to Fig. 1,2, the end of the first side edge 202 is provided with first end sword 2022, the end of the second side edge 204 is provided with the second end sword 2042, main apex point 210 is formed between first end sword 2022 and the second end sword 2042, wherein, first end sword 2022 and the second end sword 2042 have three angles respectively, and both common angles are main apex point 210, main apex point 210 protrudes towards the direction of main body 21 dorsad, conveniently pierces and needs in converted products.One of them angle of the another one angle of first end sword 2022 and the junction of first end sword 2022 and the first side edge 202 is provided with the first secondary apex point 212, another one angle i.e. one of them angle of the junction of the second end sword 2042 and the second side edge 204 of second end sword 2042 is provided with the second secondary apex point 214, is preferably the first secondary apex point 212 and flushes setting with the second secondary apex point 214.First secondary apex point 212 and the second secondary apex point 214 are protruding towards the direction of main apex point 210, and the position of the first secondary apex point 212 and the second secondary apex point 214 relative to main apex point 210 comparatively close to handle of a knife 10, namely from the visual angle perpendicular to handle of a knife 10, the position of the first secondary apex point 212 and the second secondary apex point 214 lower than main apex point 210 so that main apex point 210 pierces product in advance drill product.After drilling product, main apex point 210 gets out by the boring of product, because the first secondary apex point 212 and the second secondary apex point 214 position are lower than main apex point 210, now the first secondary apex point 212 contacts with product with the second secondary apex point 214, the burr that product produces can be ground off.
In order to reduce the impact generation burr of product because of chip, such as, with reference to Fig. 1, cavity 213 is provided with in body 21, body 21 is provided with the first breach 215, first breach 215 between first chip area 206 and handle of a knife 10 to be communicated with cavity 213, makes the first chip area 206 one end close with body 21 guide chip to drain into the outside of cavity 213 and drill bit by the first breach 215 better, reduce product and produce burr because of the impact of chip, improve the quality of products.Such as, described first breach entirety is arc or the structure with arc outlet.
Embodiment two
With reference to Fig. 3,4, drill bit 200 described in the utility model, with embodiment one unlike, first end sword 2022 is provided with the second breach 217, second breach 217 is communicated with cavity 213, thus the chip produced also can fall into cavity 213 from this second breach 217, then discharged by the first breach 215 bottom cavity 213, accelerate chip removal; Or on the second end sword 2042, be provided with the 3rd breach the 219, three breach 219 be communicated with cavity 213, thus the chip produced also can fall into cavity 213 from the 3rd breach 219, then discharged by the first breach 215 bottom cavity 213, accelerate chip removal.
In order to improve chip removal efficiency, such as, also on the first side edge 202, the 4th breach 220 is provided with, 4th breach 220 is communicated with cavity 213, thus the chip produced also can fall into cavity 213 from the 4th breach 220, then discharged by the first breach 215 bottom cavity 213, accelerate chip removal; Or on the second side edge 204, be provided with the 5th breach the 222, five breach 222 be communicated with cavity 213, thus the chip produced also can fall into cavity 213 from the 5th breach 222, then be discharged by the first breach 215 bottom cavity 213, accelerate chip removal.
Embodiment three
Drill bit described in the utility model, with embodiment one unlike, first end sword 2022 is provided with the second breach 217, second end sword 2042 is provided with the 3rd breach 219, second breach 217 is all communicated with cavity 213 with the 3rd breach 219, thus the chip produced also can fall into cavity 213 from this second breach 217 and the 3rd breach 219, then discharged by the first breach 215 bottom cavity 213, accelerate chip removal.
In order to improve chip removal efficiency, such as, also on the first side edge 202, be provided with the 4th breach 220, second side edge 204 is provided with the 5th breach 222,4th breach 220 is all communicated with cavity 213 with the 5th breach 222, thus the chip produced also can fall into cavity 213 from the 4th breach 220 and the 5th breach 222, then discharged by the first breach 215 bottom cavity 213, accelerate chip removal.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (10)
1. a drill bit, comprise handle of a knife and be located at the cutter head of end of described handle of a knife, described cutter head comprises the body that is connected with the end of described handle of a knife and is located at the first side edge and the second side edge that described body connects in the shape of a spiral, between described first side edge and the second side edge, there is sunk part, it forms the first chip area and the second chip area, the end of described first side edge is provided with first end sword, the end of described second side edge is provided with the second end sword, form main apex point between described first end sword and described second end sword, it is characterized in that:
The junction of described first end sword and described first side edge is provided with the first secondary apex point, the junction of described second end sword and described second side edge is provided with the second secondary apex point, described first secondary apex point and described second secondary apex point are protruding towards the direction of described main apex point, and described first secondary apex point and the described position of the second secondary apex point and the distance of described handle of a knife, be less than the distance of described main apex point and described handle of a knife;
Be provided with cavity in described body, described body is provided with the first breach between the first chip area and described handle of a knife, described first breach and described cavity connects.
2. drill bit according to claim 1, is characterized in that: described first end sword is provided with the second breach, described second breach and described cavity connects.
3. drill bit according to claim 1, is characterized in that: described second end sword is provided with the 3rd breach, described 3rd breach and described cavity connects.
4. drill bit according to claim 1, it is characterized in that: described first end sword is provided with the second breach, described second end sword is provided with the 3rd breach, described second breach and described 3rd breach all with described cavity connects.
5. drill bit according to claim 1, is characterized in that: described first side edge is provided with the 4th breach, described 4th breach and described cavity connects.
6. drill bit according to claim 1, is characterized in that: described second side edge is provided with the 5th breach, described 5th breach and described cavity connects.
7. drill bit according to claim 1, it is characterized in that: described first side edge is provided with the 4th breach, described second side edge is provided with the 5th breach, described 4th breach and described 5th breach all with described cavity connects.
8. drill bit according to claim 1, is characterized in that: described first secondary apex point flushes setting with described second secondary apex point.
9. drill bit according to claim 8, is characterized in that: described first secondary apex point and described second secondary apex point are symmetrical arranged.
10. drill bit according to claim 9, is characterized in that: described first secondary apex point and described second secondary apex point axial symmetry are arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550869.3U CN204818198U (en) | 2015-07-24 | 2015-07-24 | Drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520550869.3U CN204818198U (en) | 2015-07-24 | 2015-07-24 | Drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204818198U true CN204818198U (en) | 2015-12-02 |
Family
ID=54675839
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520550869.3U Expired - Fee Related CN204818198U (en) | 2015-07-24 | 2015-07-24 | Drill |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204818198U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685226A (en) * | 2016-08-05 | 2018-02-13 | 艾瑞科特（天津）精密金属工具有限公司 | A kind of aluminium straight fluted drill chip area aftertreatment technology |
| CN107717020A (en) * | 2017-10-31 | 2018-02-23 | 湖南科技大学 | Carbon fibre reinforced composite target drill with straight sword type blade |
| CN107717021A (en) * | 2017-10-31 | 2018-02-23 | 湖南科技大学 | Carbon fibre reinforced composite target drill with Circular Nose Cutting Edge blade |
| CN108465849A (en) * | 2018-05-31 | 2018-08-31 | 华伟纳精密工具（昆山）有限公司 | Deburring drill bit |
-
2015
- 2015-07-24 CN CN201520550869.3U patent/CN204818198U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107685226A (en) * | 2016-08-05 | 2018-02-13 | 艾瑞科特（天津）精密金属工具有限公司 | A kind of aluminium straight fluted drill chip area aftertreatment technology |
| CN107717020A (en) * | 2017-10-31 | 2018-02-23 | 湖南科技大学 | Carbon fibre reinforced composite target drill with straight sword type blade |
| CN107717021A (en) * | 2017-10-31 | 2018-02-23 | 湖南科技大学 | Carbon fibre reinforced composite target drill with Circular Nose Cutting Edge blade |
| CN108465849A (en) * | 2018-05-31 | 2018-08-31 | 华伟纳精密工具（昆山）有限公司 | Deburring drill bit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN204818198U (en) | Drill | |
| CN104439431A (en) | Conical drill bit | |
| CN203197397U (en) | Burring cutter | |
| CN203778831U (en) | Double-edge forming cutter | |
| CN203304662U (en) | Double-faced chamfer cutter | |
| CN208178533U (en) | Milling cutter | |
| CN104551104A (en) | Step micro-bit | |
| CN103658775A (en) | Blind hole combined drill reamer | |
| CN106891063A (en) | A kind of deburring chamfering integrated cutter | |
| CN204221017U (en) | A kind of cutter | |
| CN204711351U (en) | The one-body molded process tool of a kind of screwed hole | |
| CN203621599U (en) | Rapid cutting device for tubular products | |
| CN206351272U (en) | A kind of Cutters In Mc for endoporus rapid shaping | |
| CN204135347U (en) | Brill, boring, car multifunction turning instrument | |
| CN203018812U (en) | Integral four-blade rough refined milling cutter | |
| CN204843088U (en) | Ball sword | |
| CN206200254U (en) | A kind of new deburring rose reamer | |
| CN208408648U (en) | A kind of compound tool | |
| CN204975477U (en) | Milling cutter for aluminium | |
| CN103658768A (en) | Forming flat drill | |
| CN218855698U (en) | High-speed chip-breaking twist drill | |
| CN202137421U (en) | Over-positioning quick gang drill | |
| CN203621577U (en) | Drilling tool | |
| CN204171410U (en) | A kind of compound fluted drill | |
| CN203918028U (en) | Be exclusively used in the carbide chip of concrete drill hole |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 523000, No. 9 Jiangnan West Street, ha Gang community, Changan Town, Dongguan, Guangdong Patentee after: DONGGUAN FULLANTI TOOLS CO., LTD. Address before: Changan Jinghai road 523000 Guangdong city of Dongguan province No. 116 Patentee before: DONGGUAN FULLANTI CUTTING TOOL CO., LTD. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20200724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |