CN206983008U - A kind of novel diamond thin-wall drill bit - Google Patents
A kind of novel diamond thin-wall drill bit Download PDFInfo
- Publication number
- CN206983008U CN206983008U CN201720940579.9U CN201720940579U CN206983008U CN 206983008 U CN206983008 U CN 206983008U CN 201720940579 U CN201720940579 U CN 201720940579U CN 206983008 U CN206983008 U CN 206983008U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- cutter head
- cylinder
- diamond thin
- wall drill
- 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
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Abstract
The utility model discloses a kind of novel diamond thin-wall drill bit, including：Cylinder, it is arranged on the joint of cylinder bottom and the cutter head installed in cylinder top；Wherein, joint is connected with cylinder by welding manner, and cutter head includes cutter hub and blade, and meshed groove is provided with cutter hub, and the width of blade bottom is more than the width on top.Not only drilling speed is fast for the utility model, and chip removal effect is good, and is advantageous to radiate, and extends the service life of drill bit.
Description
Technical field
Mechanical manufacturing field is the utility model is related to, more particularly to a kind of novel diamond thin-wall drill bit.
Background technology
Diamond bit is mainly used in and diameter difference is drilled through in various construction materials as a kind of boring bar tool
Eyelet, especially carry out becoming essential instrument in electric wire or pipe-laying process in engineering renovation, building renovation.
The surfaces externally and internally of current diamond bit cutter head is all flat surface, in drilling machined material, can be produced
Amount of heat, and the break flour under brill is not easy to discharge, and accumulates at drilling, hinders stretching into for drill bit, slows down the speed of drilling, separately
Outside because the hole wall gap of drill bit and machined material is minimum, it is difficult to inject enough coolants and cooled, therefore during drilling
Drill bit or machined material is easily set to cause drill bit to fail because temperature rise deforms upon.
Therefore, how to provide that a kind of chip removal effect is good, the fireballing diamond thin-wall drill bit of drilling becomes this area skill
The problem of art personnel's urgent need to resolve.
Utility model content
In view of this, the utility model provides a kind of novel diamond thin-wall drill bit, and drilling speed is fast, chip removal effect
It is good, and be advantageous to radiate, extend the service life of drill bit.
To achieve these goals, the utility model adopts the following technical scheme that：
A kind of novel diamond thin-wall drill bit, including：Cylinder, it is arranged on the joint of the cylinder bottom and installed in institute
State the cutter head of cylinder top；Wherein, the joint is connected with the cylinder by welding manner, the cutter head include cutter hub and
Blade, meshed groove is provided with the cutter hub, and the width of the blade bottom is more than the width on top.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, the cutter head passes through welding manner with the cylinder
Connection.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, the cutter head is provided with multiple, is respectively positioned on the cylinder
Body top outward flange.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, the cutter head is in discontinuous arrangement, and adjacent
U-type groove is provided between the cutter head.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, diamond abrasive grain is applied with the cutter head.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, the mode for applying diamond abrasive grain includes electricity
Plating, soldering or sintering.
Preferably, in a kind of above-mentioned novel diamond thin-wall drill bit, the blade vertical section is triangle.
Understand that compared with prior art, the utility model, which discloses, provides a kind of new gold via above-mentioned technical scheme
Hard rock thin drilling bit, beneficial effect are：
Meshed groove is provided with cutter hub, is advantageous to the discharge of chip dust in boring procedure, solves existing drill bit row
Consider the problem of effect is poor, radiating efficiency is low to be worth doing, and then improve drilling speed and service life.
Blade top is thin bladed so that it in boring procedure, can quickly enter, improve the speed of drilling, and
And after the completion of drilling, can easily it extract out.
Cutter head is in discontinuous arrangement, and is provided with U-type groove between adjacent cutter head so that cutter head contacts with by the face of cutting
Area reduces, and so as to reduce frictional force, improves drilling speed and drilling depth.
The application of diamond abrasive grain, had both improved the rub proofness of drill bit, extended its service life again.
The weld strength of cutter head and cylinder of the present invention is high, and security is good, is not in because impact in drilling process
The problem of power is too big, cylinder generates heat and causes cutter head to come off.
In summary, meshed groove is provided with cutter hub, the discharge of chip dust is not only contributed in boring procedure, and
Serve the effect of radiating；Blade top is thin bladed, improves the speed of drilling, and after the completion of drilling, can be light
Extract out；The addition of diamond abrasive grain, had both improved the rub proofness of drill bit, extended its service life again；Cutter head is in discontinuous
Arrangement, and U-type groove is provided between adjacent cutter head, frictional force is reduced, improves drilling speed and drilling depth；Cutter head
High with the weld strength of cylinder, security is good.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only
It is embodiment of the present utility model, for those of ordinary skill in the art, on the premise of not paying creative work, also
Other accompanying drawings can be obtained according to the accompanying drawing of offer.
Fig. 1 accompanying drawings are front view of the present utility model.
Fig. 2 accompanying drawings are top view of the present utility model.
Fig. 3 accompanying drawings are the structural representation of the utility model cutter head.
Wherein, in figure,
1- cylinders；2- joints；3- cutter heads；4- cutter hubs；5- blades；6-U type grooves.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made
The every other embodiment obtained, belong to the scope of the utility model protection.
The utility model embodiment discloses a kind of novel diamond thin-wall drill bit, and cutter hub outer surface is arranged to netted knot
Structure, not only contributes to the discharge of chip dust, and serves the effect of radiating, and blade top is thin bladed, improves drilling
Speed, the addition of diamond abrasive grain both improved the rub proofness of drill bit, and extended its service life again.
Accompanying drawing 1, accompanying drawing 2, accompanying drawing 3 are referred to, the utility model provides a kind of novel diamond thin-wall drill bit, including：
Cylinder 1, it is arranged on the joint 2 of the bottom of cylinder 1 and the cutter head 3 installed in the top of cylinder 1；Wherein, joint 2 passes through with cylinder 1
Welding manner is connected, and cutter head 3 includes cutter hub 4 and blade 5, is provided with meshed groove on cutter hub 4, the width of the bottom of blade 5 is more than
The width on top.
Wherein, meshed groove is provided with cutter hub 4, is advantageous to the discharge of chip dust in boring procedure, solved existing
The problem of drill bit chip removal effect is poor, radiating efficiency is low, and then improve drilling speed and service life.
The surface of cylinder 1 is arranged to shiny surface, reduces drill bit in drilling process middle cylinder body 1 and the frictional force by the face of cutting,
After the abrasion of cutter head 3, cylinder 1 can also be reused, and save use cost.
In order to further optimize above-mentioned technical proposal, cutter head 3 is connected with cylinder 1 by welding manner.
The weld strength of cutter head 3 and cylinder 1 is high, and security is good, be not in drilling process because impulsive force too
Greatly, the problem of cylinder 1 generates heat and causes cutter head 3 to come off.
In order to further optimize above-mentioned technical proposal, cutter head 3 is provided with multiple, is respectively positioned on the top outward flange of cylinder 1.
The medial surface of at least one cutter head 3 is concordant with the medial surface of cylinder 1, when drill bit drills to reinforced concrete wall
When, after cutter reinforcing bar block, by rotating cylinder 1, can quickly by the cutter head 3 concordant with cylinder medial surface and reinforcing bar block alignment,
And then successfully drill bit is exited out of wall.
In order to further optimize above-mentioned technical proposal, cutter head 3 is in discontinuous arrangement, and is set between adjacent cutter head 3
There is U-type groove 6.
Cutter head 3 is in discontinuous arrangement, and is provided with U-type groove 6 between adjacent cutter head 3 so that cutter head 3 with by the face of cutting
Contact area reduces, and so as to reduce frictional force, improves drilling speed and drilling depth.
In order to further optimize above-mentioned technical proposal, diamond abrasive grain is applied with cutter head 3.
The application of diamond abrasive grain, had both improved the rub proofness of drill bit, extended its service life again.
In order to further optimize above-mentioned technical proposal, applying the mode of diamond abrasive grain includes plating, soldering or sintering.
Hardness, antiwear property, heat resistance, corrosion resistance and the aesthetics of cutter head 3 can be strengthened by plating mode；Utilize
Brazing mode can improve the smoothness of cutter head 3, hardness, and make it that its deformation is small, and mechanical performance change is small；Can using sintering processing
Increase the hardness of cutter head 3, and make it be not easy to be worn.
In order to further optimize above-mentioned technical proposal, the vertical section of blade 4 is triangle.
The top of blade 5 is thin bladed so that it in boring procedure, can quickly enter, improve the speed of drilling, and
And after the completion of drilling, can easily it extract out.
In order to further optimize above-mentioned technical proposal, 20~100mm of diameter range of cylinder.
In order to further optimize above-mentioned technical proposal, 2~4mm of thickness range of barrel wall.
Cylinder can be fabricated to 20~100mm of diameter range, 2~4mm of barrel wall thickness range product, be suitable for producing
Needs.
The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality
Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide scope consistent with features of novelty.
Claims (7)
- A kind of 1. novel diamond thin-wall drill bit, it is characterised in that including：Cylinder, be arranged on the joint of the cylinder bottom with And the cutter head installed in the cylinder top；Wherein, the joint is connected with the cylinder by welding manner, the cutter head Including cutter hub and blade, meshed groove is provided with the cutter hub, the width of the blade bottom is more than the width on top.
- 2. a kind of novel diamond thin-wall drill bit according to claim 1, it is characterised in that the cutter head and the cylinder Connected by welding manner.
- 3. a kind of novel diamond thin-wall drill bit according to claim 1, it is characterised in that the cutter head is provided with more It is individual, it is respectively positioned on the cylinder top outward flange.
- 4. a kind of novel diamond thin-wall drill bit according to claim 3, it is characterised in that the cutter head is in discontinuous row Row, and it is provided with U-type groove between the adjacent cutter head.
- 5. a kind of novel diamond thin-wall drill bit according to claim 1, it is characterised in that be applied with gold on the cutter head Hard rock abrasive particle.
- A kind of 6. novel diamond thin-wall drill bit according to claim 5, it is characterised in that the application diamond abrasive grain Mode include plating, soldering or sintering.
- 7. a kind of novel diamond thin-wall drill bit according to claim 1, it is characterised in that the blade vertical section is three It is angular.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940579.9U CN206983008U (en) | 2017-07-31 | 2017-07-31 | A kind of novel diamond thin-wall drill bit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720940579.9U CN206983008U (en) | 2017-07-31 | 2017-07-31 | A kind of novel diamond thin-wall drill bit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206983008U true CN206983008U (en) | 2018-02-09 |
Family
ID=61417413
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720940579.9U Expired - Fee Related CN206983008U (en) | 2017-07-31 | 2017-07-31 | A kind of novel diamond thin-wall drill bit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206983008U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734541A (en) * | 2022-06-13 | 2022-07-12 | 北京安泰钢研超硬材料制品有限责任公司 | Self-chip-removal brazing diamond thin-wall drill bit and preparation method thereof |
-
2017
- 2017-07-31 CN CN201720940579.9U patent/CN206983008U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114734541A (en) * | 2022-06-13 | 2022-07-12 | 北京安泰钢研超硬材料制品有限责任公司 | Self-chip-removal brazing diamond thin-wall drill bit and preparation method thereof |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180209 Termination date: 20210731 |