CN208619039U - A kind of detachable type drill - Google Patents
A kind of detachable type drill Download PDFInfo
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- CN208619039U CN208619039U CN201821025745.3U CN201821025745U CN208619039U CN 208619039 U CN208619039 U CN 208619039U CN 201821025745 U CN201821025745 U CN 201821025745U CN 208619039 U CN208619039 U CN 208619039U
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- cutter
- drill bit
- cutter head
- support
- counterbore
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Abstract
The utility model belongs to bit technique field, proposes a kind of detachable type drill, including support drill bit, dismantles drill bit；Support drill bit includes support；It is provided with the first cutter on support, the second counterbore is provided on the first cutter, the first cutter head is connected on the first cutter；Dismantling drill bit includes connecting column, and second spring bayonet lock is provided on connecting column；Second spring bayonet lock is matched with the second counterbore；It is provided with the second cutter on disassembly drill bit, the second cutter is connected to the second cutter head；It is generally shorter to solve existing drilling life of bit, needs the technical issues of replacing in time.
Description
Technical field
The utility model belongs to bit technique field, is related to a kind of detachable type drill.
Background technique
Mine down-hole drilling uses one-piece drill bit mostly, and the working environment of mining one-piece drill bit is more severe,
Service life is generally shorter, needs to replace in time, and pervious drilling tool mainly carrys out installing engineering drill bit by welding,
Often the time of the welded formula drill bit of a drilling tool is more than the time of its service life, causes to shut down waiting drilling tool to replace peace
The case where dress can just continue to use, to reduce construction efficiency；And the frequent cutting of drilling pipe, welded formula drill bit, not only
It is only time-consuming and laborious, and since the high temperature that welding generates is easy to cause the failure of drill bit sealing ring and grease carbonization, to seriously contract
The technical problems such as the short service life of drilling pipe.
Utility model content
The utility model proposes a kind of detachable type drills, solve above-mentioned technical problem.
The technical solution of the utility model is achieved in that
A kind of detachable type drill, comprising:
Support drill bit dismantles drill bit；The support drill bit includes support；The first cutter is provided on the support, it is described
It is provided with the second counterbore on first cutter, the first cutter head is connected on first cutter, first cutter ends are provided with
Connecting hole, the connecting hole are connected to second counterbore；The disassembly drill bit includes connecting column, is provided on the connecting column
Second spring bayonet lock；The connecting column is matched with the connecting hole, and the second spring bayonet lock is matched with second counterbore；Institute
It states and is provided with the second cutter on disassembly drill bit, second cutter is connected to the second cutter head.
As further technical solution, it is provided with the first counterbore on the support, is provided in first counterbore
One spring detent.
As further technical solution, which is characterized in that the support is connected with connector, and the connector is connected with
First cutter, the connector, first cutter and first cutter head are an integral structure.
As further technical solution, the connecting column connects finite place piece, and the locating part is connected with described second
Cutter, the locating part, second cutter and second cutter head are an integral structure.
As further technical solution, chamfering is provided on the support；First counterbore periphery is provided with several
Location hole.
As further technical solution, it is arranged on first cutter fluted.
As further technical solution, be provided with squared counter bore on the locating part, the connecting column cross section be it is rectangular,
The connecting column is located in the squared counter bore.
As further technical solution, which is characterized in that be provided on first cutter head and second cutter head
It walks and considers slot to be worth doing, it is described to walk to consider slot to be worth doing as helical form；Wing is provided on first cutter head and second cutter head.
As further technical solution, first cutter head and second cutter head are at circle distribution；First knife
Head and second cutter head end are prism-shaped.
Compared with prior art, the utility model has the beneficial effect that
1, in the utility model, support and power device link together, and play fixed drill bit, drive the work of bit
With；First counterbore of support is set, the first spring detent can be installed, drill bit can be integrally attached in power device,
It will not relatively move；Second counterbore can match with second spring bayonet lock, be fixedly connected with support drill bit and disassembly drill bit,
So that drill bit is become an entirety, carries out drilling operation；First cutter head and the second cutter head possess two groups of cutter heads, and drilling results are better
Good, drilling operation is more convenient.
2, in the utility model, the connector on support drill bit plays differentiation different parts, effect easy to process；Disassembly
Locating part on drill bit can block the first cutter, play the role of fixed position, defined position；Support drill bit and disassembly drill bit
Integral structure be convenient for drill bit integrally carry out processing cutting polishing, be convenient to use.
3, in the utility model, it is provided with chamfering on support, facilitates worker's hand operation, will not be scratched；First spring
Location hole around bayonet lock enables to support that can preferably be fixed in power device, does not occur in high speed rotation opposite
It is mobile；The groove being arranged on first cutter meets mechanics design, is conducive to the clast that drill bit bores and does not accumulate on drill bit.
4, in the utility model, be provided with away bits slot on the first cutter head and the second cutter head, it is spiral helicine walk consider slot to be worth doing can
So that not accumulating clast on cutter head, the cutting and probing performance of cutter head are not influenced, guarantees the speed of construction；The cutter head of prism-shaped has
There are more excellent cutting and probing performance, will not be broken or lose easily, increase the durability of cutter head, increase drill bit
Service life；It will not be sent out because of discontinuity during high speed rotation at the first cutter head and the second cutter head of circle distribution
Raw offset or dislocation.
Detailed description of the invention
Utility model will be further described in detail below with reference to the attached drawings and specific embodiments.
Fig. 1 is the utility model support drill bit structure schematic diagram；
Fig. 2 is that the utility model dismantles drill bit structure schematic diagram；
In figure: 1- support drill bit, 11- support, the first counterbore of 111-, the first spring detent of 112-, 12- connector, 13-
One cutter, the second counterbore of 131-, 132- connecting hole, the first cutter head of 14-, 2- dismantle drill bit, 21- connecting column, 211- second spring
Bayonet lock, 22- locating part, 221- squared counter bore, the second cutter of 23-, the second cutter head of 24-, 4-, which is walked, considers slot to be worth doing, 5- wing.
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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
As depicted in figs. 1 and 2, the utility model proposes a kind of detachable type drills, comprising:
Support drill bit 1 dismantles drill bit 2；Support drill bit 1 includes support 11；The first counterbore 111 is provided on support 11, the
The first spring detent 112 is provided in one counterbore 111；It is provided with the first cutter 13 on support 11, is provided on the first cutter 13
Second counterbore 131 is connected with the first cutter head 14 on first cutter 13, and 13 end of the first cutter is provided with connecting hole 132, connecting hole
132 are connected to the second counterbore 131；Dismantling drill bit 2 includes connecting column 21, is provided with second spring bayonet lock 211 on connecting column 21；Even
It connects column 21 and is matched with connecting hole 132, second spring bayonet lock 211 is matched with the second counterbore 131；Second is provided on disassembly drill bit 2
Cutter 23, the second cutter 23 are connected to the second cutter head 24.
In the present embodiment, support 11 and power device link together, and play fixed drill bit, drive the work of bit
With；First counterbore 111 of support 11 is set, the first spring detent 112 can be installed, allow drill bit that can be integrally attached to power
On device, it will not relatively move；Second counterbore 131 can match with second spring bayonet lock 211, be fixedly connected with support brill
First 1 and disassembly drill bit 2, make drill bit become an entirety, carry out drilling operation；First cutter head 14 and the second cutter head 24 possess two
Group cutter head, drilling results are better, and drilling operation is more convenient.
Further, support 11 is connected with connector 12, and connector 12 is connected with the first cutter 13, connector 12, the first knife
Tool 13 and the first cutter head 14 are an integral structure.
Further, connecting column 21 connects finite place piece 22, and locating part 22 is connected with the second cutter 23, locating part 22, second
Cutter 23 and the second cutter head 24 are an integral structure.
In the present embodiment, the connector 12 on support drill bit 1 plays differentiation different parts, effect easy to process；Disassembly
Locating part 22 on drill bit 2 can block the first cutter 13, play the role of fixed position, defined position；It support drill bit 1 and tears open
The integral structure for unloading drill bit 2 is convenient for integrally carrying out drill bit processing cutting polishing, is convenient to use.
Further, chamfering is provided on support 11；First counterbore, 111 periphery is provided with several location holes；First cutter 13
Upper setting is fluted；Be provided with squared counter bore on locating part 22,21 cross section of connecting column be it is rectangular, connecting column 21 is located at squared counter bore
In 221.
In the present embodiment, 11 are provided with chamfering on support, facilitate worker's hand operation, will not be scratched；First Spring Card
Location hole around pin 112 enables to support 11 that can preferably be fixed in power device, does not occur in high speed rotation
Relative movement；The groove being arranged on first cutter 13 meets mechanics design, is conducive to clast that drill bit bores not on drill bit
Accumulation.
Further, it is provided with away bits slot 4 on the first cutter head 14 and the second cutter head 24, walking to consider to be worth doing slot 4 is helical form；First knife
First 14 and second are provided with wing 5 on cutter head 24.
Further, the first cutter head 14 and the second cutter head 24 are at circle distribution；First cutter head 14 and 24 end of the second cutter head are equal
For prism-shaped.
In the present embodiment, bits slot 4 is provided with away on the first cutter head 14 and the second cutter head 24, it is spiral helicine to walk to consider 4 energy of slot to be worth doing
Enough so that not accumulating clast on cutter head, the cutting and probing performance of cutter head are not influenced, guarantees the speed of construction；The cutter head of prism-shaped
With more excellent cutting and probing performance, it will not be broken or lose easily, increase the durability of cutter head, increase drill bit
Service life；It will not be because of stress not during high speed rotation at the first cutter head 14 and the second cutter head 24 of circle distribution
Uniformly shifts or misplace.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (9)
1. a kind of detachable type drill, which is characterized in that including support drill bit (1), dismantle drill bit (2)；
The support drill bit (1) includes support (11)；
It is provided with the first cutter (13) on the support (11), is provided with the second counterbore (131), institute on first cutter (13)
It states and is connected on the first cutter (13) the first cutter head (14), the first cutter (13) end is provided with connecting hole (132), described
Connecting hole (132) is connected to second counterbore (131)；
The disassembly drill bit (2) includes connecting column (21), is provided with second spring bayonet lock (211) on the connecting column (21)；
The connecting column (21) is matched with the connecting hole (132), and it is heavy that the second spring bayonet lock (211) is matched with described second
Hole (131)；
It is provided with the second cutter (23) on the disassembly drill bit (2), second cutter (23) is connected to the second cutter head (24).
2. a kind of detachable type drill according to claim 1, which is characterized in that be provided with first on the support (11)
Counterbore (111) is provided with the first spring detent (112) in first counterbore (111).
3. a kind of detachable type drill according to claim 1, which is characterized in that the support (11) is connected with connector
(12), the connector (12) is connected with first cutter (13), the connector (12), first cutter (13) and institute
The first cutter head (14) is stated to be an integral structure.
4. a kind of detachable type drill according to claim 1, which is characterized in that the connecting column (21) is connected with limit
Part (22), the locating part (22) are connected with second cutter (23), the locating part (22), second cutter (23) and
Second cutter head (24) is an integral structure.
5. a kind of detachable type drill according to claim 2, which is characterized in that be provided with down on the support (11)
Angle；First counterbore (111) periphery is provided with several location holes.
6. a kind of detachable type drill according to claim 1, which is characterized in that be provided on first cutter (13)
Groove.
7. a kind of detachable type drill according to claim 4, which is characterized in that be provided on the locating part (22) rectangular
Counterbore (221), connecting column (21) cross section be it is rectangular, it is interior that the connecting column (21) is located at the squared counter bore (221).
8. a kind of detachable type drill according to claim 1, which is characterized in that first cutter head (14) and described
It is provided with away on two cutter heads (24) bits slot (4), it is described to walk to consider slot (4) to be worth doing as helical form；First cutter head (14) and described
Wing (5) are provided on two cutter heads (24).
9. a kind of detachable type drill according to claim 1, which is characterized in that first cutter head (14) and described
Two cutter heads (24) are at circle distribution；First cutter head (14) and second cutter head (24) end are prism-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025745.3U CN208619039U (en) | 2018-06-29 | 2018-06-29 | A kind of detachable type drill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821025745.3U CN208619039U (en) | 2018-06-29 | 2018-06-29 | A kind of detachable type drill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208619039U true CN208619039U (en) | 2019-03-19 |
Family
ID=65704239
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821025745.3U Active CN208619039U (en) | 2018-06-29 | 2018-06-29 | A kind of detachable type drill |
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| Country | Link |
|---|---|
| CN (1) | CN208619039U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973020A (en) * | 2019-03-25 | 2019-07-05 | 邹城兖矿泰德工贸有限公司 | Diamond compact Noncoring drill bit |
-
2018
- 2018-06-29 CN CN201821025745.3U patent/CN208619039U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109973020A (en) * | 2019-03-25 | 2019-07-05 | 邹城兖矿泰德工贸有限公司 | Diamond compact Noncoring drill bit |
| CN109973020B (en) * | 2019-03-25 | 2020-07-10 | 邹城兖矿泰德工贸有限公司 | Diamond compact coreless drill bit |
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