CN208613826U - Preceding chip dividing groove bores - Google Patents
Preceding chip dividing groove bores Download PDFInfo
- Publication number
- CN208613826U CN208613826U CN201821079614.3U CN201821079614U CN208613826U CN 208613826 U CN208613826 U CN 208613826U CN 201821079614 U CN201821079614 U CN 201821079614U CN 208613826 U CN208613826 U CN 208613826U
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- CN
- China
- Prior art keywords
- drill bit
- oil
- dividing groove
- cutting
- chip dividing
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Abstract
The utility model discloses preceding chip dividing groove brills, including drill bit, one end of the drill bit is provided with drill bit fixed handle, the drill bit fixed handle and drill bit are an integral structure, the other end of the drill bit is provided with drill core point, the drill core point is the top of drill bit one end, one end of the drill bit is provided with chisel edge, the drill core point is fixed on one end of chisel edge, one end of the chisel edge is provided with cutting edge, the junction of the chisel edge and cutting edge is provided with chisel edge turning point, and one end of the drill bit is provided with helicla flute；Using chip dividing groove, the length of cut of cutting edge is reduced, the contact area of cutting edge and cutting members is reduced, reduces the friction of cutting edge and cutting members, reduce the residual stress in cutting process, the service life of cutting edge is improved, while increasing the scattered degree of clast, avoids clast is excessive cutting members is caused to be burst apart, improve the precision of drilling, the production efficiency for improving drilling, using fuel reserve tank and oil guide pipe, so that cutting cream is entered in oil valve pipe by oil guide pipe.
Description
Technical field
The utility model belongs to drilling device technical field, and in particular to preceding chip dividing groove bores.
Background technique
Drill bit is the chief component of drilling device, and drill bit rotates under mechanical drive, and drill bit rotates, thus
It drives entire drill bit to generate centripetal movement, and cuts by invading, grind and make cutting members generation slight crack and be crushed, play and drill downwards
Effect.Drill bit is one of main drilling device, and according to the difference of working environment, territorial environment, specification, the shape of drill bit are also answered
When different, when carrying out hole work, should reasonably, scientifically be selected specifically to need, according to specific design scheme
Drill bit.Science selection drill bit, rationally determining bore liquid in specific boring work, to improve the working efficiency of drilling, work
Make quality.During use, cutting clast generates very big stress to existing drill bit, increases the loss of drill bit, reduces and bores
The service life of head increases the number of bit change-over, reduces production efficiency, while improving the economic cost of drilling, while drill bit
During use, need ceaselessly to increase cutting fluid, while cutting fluid, in initial drilling, the cutting fluid overwhelming majority wastes
Fall, prevent cutting fluid is from being preferably attached to the surface of drill bit, while after drilling, a small amount of cutting fluid is needed to make drill bit
The problem of being separated with drilling, thus it is proposed that preceding chip dividing groove bores.
Utility model content
The purpose of this utility model is to provide preceding chip dividing groove brills, are made with solving drill bit mentioned above in the background art
During, cutting clast generates very big stress, increases the loss of drill bit, reduces the service life of drill bit, increases drill bit
The number of replacement reduces production efficiency, while improving the economic cost of drilling, while drill bit is during use, needs not
The increase cutting fluid stopped, while cutting fluid, in initial drilling, the cutting fluid overwhelming majority slatterns, prevent cutting fluid is from more preferable
The surface for being attached to drill bit, while after drilling, the problem of needing a small amount of cutting fluid to separate drill bit with drilling.
To achieve the above object, the utility model provides the following technical solutions: preceding chip dividing groove bores, including drill bit, the brill
One end of head is provided with drill bit fixed handle, and the drill bit fixed handle and drill bit are an integral structure, and the other end of the drill bit is set
It is equipped with drill core point, the drill core point is the top of drill bit one end, and one end of the drill bit is provided with chisel edge, and the drill core point is fixed
In one end of chisel edge, one end of the chisel edge is provided with cutting edge, and the junction of the chisel edge and cutting edge is provided with chisel edge and turns
Point, one end of the drill bit are provided with helicla flute, and the surface of the helicla flute is provided with chip dividing groove, and the chip dividing groove is fixed on spiral shell
The surface of spin slot and the one end for extending to cutting edge, the side of the helicla flute are provided with first flank, the oil outlet and
It is connected behind one by cutting edge, one end of the helicla flute is provided with Hou Gouleng, and the rear ditch rib is fixed on the side of helicla flute
At edge, the side of the helicla flute is provided with second flank, and the second flank is connect with helicla flute by rear ditch rib, the spiral shell
The surface of spin slot is provided with oil outlet, and the drill bit is internally provided with fuel reserve tank, and the surface of the fuel reserve tank is provided with oiling
Mouthful, one end of the pouring orifice runs through the surface of drill bit and is embedded into the inside of fuel reserve tank, and one end of the fuel reserve tank is provided with
Oil guide pipe, one end of the oil guide pipe through fuel reserve tank surface and insertion lead the inside of fuel reserve tank, the oil guide pipe it is another
End is provided with oil valve pipe, and the oil valve pipe is internally provided with piston ball, and the surface of the piston ball is provided with piston rod, described
One end of piston rod is fixed on the surface of piston ball, and the other end of the piston rod is fixed on the inside of oil valve pipe.
Preferably, there are two the cutting edge settings, two cutting edges are about drill core point central symmetry.
Preferably, the chip dividing groove is cambered surface strip structure.
Preferably, the preceding chip dividing groove bores, it is characterised in that: and the oil guide pipe and oil valve pipe are cylinder structure, and
Oil valve pipe is vertically fixed on the surface of oil guide pipe one end.
Preferably, there are two the oil outlet settings, two oil outlets are in a center of symmetry about drill core point.
Preferably, the oil outlet runs through the surface of helicla flute and is embedded into the inside of oil valve pipe, and oil outlet is fixed on
The same side of oil guide pipe and piston ball.
Preferably, the outside of the piston rod is spring, and the inside of the piston rod is hydraulic telescopic rod.
Compared with prior art, the utility model has the beneficial effects that the cutting for reducing cutting edge is long using chip dividing groove
Degree reduces the contact area of cutting edge and cutting members, reduces the friction of cutting edge and cutting members, reduces the remnants in cutting process
Stress, improves the service life of cutting edge, while increasing the scattered degree of clast, avoids clast is excessive cutting members is caused to be burst apart,
The precision for improving drilling, improves the production efficiency of drilling, using fuel reserve tank and oil guide pipe, so that cutting cream is entered by oil guide pipe
Into oil valve pipe, by bit piston ball is deviated, so that cutting cream is exported by going out by mouth, so that cutting cream touches
Bit face improves the convenience that cutting cream uses, avoids cutting cream largely using caused waste, using piston rod, piston
Ball is by piston rod telescopic moving, so that piston ball the moving stability increases, improves the stability of cutting cream release, avoids cutting
Cut the waste of cream.
Detailed description of the invention
Fig. 1 is the drill bit structure schematic diagram of the utility model；
Fig. 2 is the drill bit head enlarged structure schematic diagram of the utility model；
Fig. 3 is the drill bit side view of the utility model；
Fig. 4 is the drill bit sectional view of the utility model；
Fig. 5 is the oil guide pipe and oil valve pipe structural schematic diagram of the utility model；
In figure: after 1- drill bit, 2- drill bit fixed handle, 3- drill core point, 4- chisel edge, 5- cutting edge, 6- chip dividing groove, 7- first
Ditch rib, 10- helicla flute, 11- oil outlet, 12- fuel reserve tank, 13- oil guide pipe, 14- oil valve pipe, 15- after face, 8- second flank, 9-
Piston ball, 16- piston rod.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Please refer to Fig. 1, Fig. 2, Fig. 3, Fig. 4 and Fig. 5, the utility model provides a kind of technical solution: preceding chip dividing groove bores, including
Drill bit 1, one end of drill bit 1 are provided with drill bit fixed handle 2, and drill bit fixed handle 2 and drill bit 1 are an integral structure, drill bit 1 it is another
End is provided with drill core point 3, and drill core point 3 is the top of 1 one end of drill bit, and one end of drill bit 1 is provided with chisel edge 4, and drill core point 3 is fixed on
One end of chisel edge 4, one end of chisel edge 4 are provided with cutting edge 5, and the junction of chisel edge 4 and cutting edge 5 is provided with chisel edge turning point, bore
First 1 one end is provided with helicla flute 10, and the surface of helicla flute 10 is provided with chip dividing groove 6, and chip dividing groove 6 is fixed on the table of helicla flute 10
Face and the one end for extending to cutting edge 5, the side of helicla flute 10 are provided with first flank 7, and oil outlet 11 passes through with first flank 7
Cutting edge 5 connects, and one end of helicla flute 10 is provided with rear ditch rib 9, and rear ditch rib 9 is fixed on the edge of helicla flute 10, helicla flute
10 side is provided with second flank 8, and second flank 8 is connect with helicla flute 10 by rear ditch rib 9, the surface setting of helicla flute 10
There is oil outlet 11, drill bit 1 is internally provided with fuel reserve tank 12, and the surface of fuel reserve tank 12 is provided with pouring orifice, one end of pouring orifice
Through drill bit 1 surface and be embedded into the inside of fuel reserve tank 12, one end of fuel reserve tank 12 is provided with oil guide pipe 13, oil guide pipe 13
One end through fuel reserve tank 12 surface and insertion lead the inside of fuel reserve tank 12, the other end of oil guide pipe 13 is provided with oil valve pipe 14,
Oil valve pipe 14 is internally provided with piston ball 15, and the surface of piston ball 15 is provided with piston rod 16, and one end of piston rod 16 is fixed
On the surface of piston ball 15, the other end of piston rod 16 is fixed on the inside of oil valve pipe 14.
In order to increase the stability of cutting, the convenience of cutting members processing is improved, in the present embodiment, it is preferred that cutting edge 5
There are two settings, and two cutting edges 5 are about sharp 3 central symmetries of drill core.
In order to improve the discharge of clast in cutting members process, the influence of the cutting of clast is reduced, it is excellent in the present embodiment
Choosing, chip dividing groove 6 is cambered surface strip structure.
It in order to improve the oil storage capacity of drill bit 1, improves and cuts the convenience that cream discharges, in the present embodiment, it is preferred that Oil Guide
Pipe 13 and oil valve pipe 14 are cylinder structure, and oil valve pipe 14 is vertically fixed on the surface of 13 one end of oil guide pipe.
It is attached to bit face in order to make to cut cream, reduces to drill and cuts the use of cream early period, in the present embodiment, preferably
, there are two the settings of oil outlet 11, and two oil outlets 11 are in a center of symmetry about drill core point 3.
It in order to improve the degree of flexibility of cutting cream discharge, improves and cuts stability derived from cream, in the present embodiment, preferably
, oil outlet 11 runs through the surface of helicla flute 10 and is embedded into the inside of oil valve pipe 14, and oil outlet 11 is fixed on oil guide pipe 13
With the same side of piston ball 15.
In order to increase the mobile stability of piston ball 15, in the present embodiment, it is preferred that the outside of piston rod 16 is spring,
The inside of piston rod 16 is hydraulic telescopic rod.
The working principle and process for using of the utility model: drill bit 1 is in use, beat the filling oil cover on 12 surface of fuel reserve tank
It opens, injects cutting cream appropriate in the inside of fuel reserve tank 12, and filling oil cover is twisted, drill bit 1 is fixed on by drill bit fixed handle 2
One end of rifle is bored, at the center at this time 3 alignment of drill core point of 1 one end of drill bit being needed to drill, rifle is bored in starting, and drill bit 1 is logical at this time
Rotation is crossed, so that the compression piston bar 16 under the influence of centrifugal force of piston ball 15, and makes piston ball 15 close to oil outlet 11, when
When oil outlet 11 is in the centre of piston ball 15 and oil guide pipe 13, the cutting cream inside fuel reserve tank 12 passes through oil guide pipe 13 and oil valve
Pipe 14 is exported by oil outlet 11, and makes to cut cream contact cutting plate and chisel edge, first the cutting plate that cuts a certain size of chisel edge 4
Hole, and cutting edge 5 is contacted with cutting plate, cutting plate depthkeeping at brill under the action of drill core point 3, chisel edge 4 and cutting edge 5
The hole of degree and size, clast slowly rises under the action of helicla flute 10 at this time, and be detached from cutting hole, while chip dividing groove 6 makes
5 cutting output of cutting edge is reduced.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. chip dividing groove bores before, including drill bit (1), it is characterised in that: and one end of the drill bit (1) is provided with drill bit fixed handle (2),
The drill bit fixed handle (2) and drill bit (1) are an integral structure, and the other end of the drill bit (1) is provided with drill core point (3), institute
Stating drill core sharp (3) is the top of drill bit (1) one end, and one end of the drill bit (1) is provided with chisel edge (4), and the drill core sharp (3) is solid
It is scheduled on one end of chisel edge (4), one end of the chisel edge (4) is provided with cutting edge (5), the company of the chisel edge (4) and cutting edge (5)
The place of connecing is provided with chisel edge turning point, and one end of the drill bit (1) is provided with helicla flute (10), the surface setting of the helicla flute (10)
Have chip dividing groove (6), the chip dividing groove (6) is fixed on the surface of helicla flute (10) and extends to one end of cutting edge (5), the spiral shell
The side of spin slot (10) is provided with first flank (7), and oil outlet (11) is connect with first flank (7) by cutting edge (5), described
One end of helicla flute (10) is provided with Hou Gouleng (9), and the rear ditch rib (9) is fixed on the edge of helicla flute (10), the spiral shell
The side of spin slot (10) is provided with second flank (8), and the second flank (8) is connect with helicla flute (10) by rear ditch rib (9),
The surface of the helicla flute (10) is provided with oil outlet (11), and the drill bit (1) is internally provided with fuel reserve tank (12), the storage
The surface of fuel tank (12) is provided with pouring orifice, and one end of the pouring orifice runs through the surface of drill bit (1) and is embedded into fuel reserve tank
(12) one end of inside, the fuel reserve tank (12) is provided with oil guide pipe (13), and oil storage is run through in one end of the oil guide pipe (13)
The inside of fuel reserve tank (12) is led in the surface of case (12) and insertion, and the other end of the oil guide pipe (13) is provided with oil valve pipe (14),
The oil valve pipe (14) is internally provided with piston ball (15), and the surface of the piston ball (15) is provided with piston rod (16), institute
The one end for stating piston rod (16) is fixed on the surface of piston ball (15), and the other end of the piston rod (16) is fixed on oil valve pipe
(14) inside.
2. preceding chip dividing groove according to claim 1 bores, it is characterised in that: there are two cutting edge (5) settings, two institutes
Cutting edge (5) is stated about sharp (3) central symmetry of drill core.
3. preceding chip dividing groove according to claim 1 bores, it is characterised in that: the chip dividing groove (6) is cambered surface strip structure.
4. preceding chip dividing groove according to claim 1 bores, it is characterised in that: the oil guide pipe (13) and oil valve pipe (14) are
Cylinder structure, and oil valve pipe (14) is vertically fixed on the surface of oil guide pipe (13) one end.
5. preceding chip dividing groove according to claim 1 bores, it is characterised in that: there are two oil outlet (11) settings, and two
The oil outlet (11) is in a center of symmetry about drill core sharp (3).
6. preceding chip dividing groove according to claim 1 bores, it is characterised in that: the oil outlet (11) is through helicla flute (10)
Surface and the inside for being embedded into oil valve pipe (14), and oil outlet (11) is fixed on the same of oil guide pipe (13) and piston ball (15)
Side.
7. preceding chip dividing groove according to claim 1 bores, it is characterised in that: the outside of the piston rod (16) is spring, institute
The inside for stating piston rod (16) is hydraulic telescopic rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821079614.3U CN208613826U (en) | 2018-07-09 | 2018-07-09 | Preceding chip dividing groove bores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821079614.3U CN208613826U (en) | 2018-07-09 | 2018-07-09 | Preceding chip dividing groove bores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208613826U true CN208613826U (en) | 2019-03-19 |
Family
ID=65703510
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821079614.3U Active CN208613826U (en) | 2018-07-09 | 2018-07-09 | Preceding chip dividing groove bores |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208613826U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526554A (en) * | 2018-07-09 | 2018-09-14 | 江苏飞达钻头股份有限公司 | Preceding chip dividing groove bores |
-
2018
- 2018-07-09 CN CN201821079614.3U patent/CN208613826U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108526554A (en) * | 2018-07-09 | 2018-09-14 | 江苏飞达钻头股份有限公司 | Preceding chip dividing groove bores |
| CN108526554B (en) * | 2018-07-09 | 2023-09-15 | 江苏飞达钻头股份有限公司 | Front chip dividing groove drill |
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