CN220178250U - BTA deep hole bores - Google Patents
BTA deep hole bores Download PDFInfo
- Publication number
- CN220178250U CN220178250U CN202321418052.1U CN202321418052U CN220178250U CN 220178250 U CN220178250 U CN 220178250U CN 202321418052 U CN202321418052 U CN 202321418052U CN 220178250 U CN220178250 U CN 220178250U
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- blade
- bit body
- drill
- guide block
- bta
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- 238000003466 welding Methods 0.000 claims abstract description 10
- 238000007599 discharging Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000005553 drilling Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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- Drilling Tools (AREA)
Abstract
The utility model discloses a BTA deep hole drill, which relates to the technical field of drill bits and comprises a drill bit body; a shank connected to one end of the bit body; the outer blade, the inner blade, the middle blade and the first guide block are sequentially connected to the other end of the drill bit body, the outer blade and the inner blade are positioned on one side of the other end of the drill bit body, and the middle blade and the first guide block are positioned on the other side of the other end of the drill bit body; the chip removal assembly is arranged at the other end of the drill bit body; the outer blade, the inner blade, the middle blade and the first guide block are connected in an integrally formed mode. The utility model has the technical effects that the position consistency of a plurality of blades is good, and the welding complexity is low.
Description
Technical Field
The utility model relates to the technical field of drill bits, in particular to a BTA deep hole drill.
Background
The deep hole drill is a drill bit for processing deep holes, can be divided into two types of internal chip removal and external chip removal, has the advantage of convenient processing, and is widely used in the field of deep hole processing.
The BTA deep hole drill is a common internal chip removal deep hole drill, and in order to increase the cutting performance of the BTA deep hole drill, a plurality of blades are generally welded on the related BTA deep hole drill, so that the position consistency of the plurality of blades is poor, and the complexity of welding is high.
Disclosure of Invention
Aiming at the technical problems, the utility model provides the BTA deep hole drill which not only ensures that the position consistency of a plurality of blades is good, but also ensures that the welding complexity is low.
In order to solve the problems, the technical scheme provided by the utility model is as follows:
a BTA gun drill, comprising:
a bit body;
a shank connected to one end of the bit body;
the outer blade, the inner blade, the middle blade and the first guide block are sequentially connected to the other end of the drill bit body, the outer blade and the inner blade are positioned on one side of the other end of the drill bit body, and the middle blade and the first guide block are positioned on the other side of the other end of the drill bit body;
the chip removal assembly is arranged at the other end of the drill bit body;
the outer blade, the inner blade, the middle blade and the first guide block are connected in an integrally formed mode.
Optionally, the chip removal assembly includes:
a first chip removal channel arranged at one side of the other end of the drill bit body;
and the second chip removing channel is arranged on the other side of the other end of the drill bit body.
Optionally, the volume of the first chip ejection channel is larger than the volume of the second chip ejection channel.
Optionally, an edge rake angle is provided between the outer blade and the inner blade.
Optionally, the outer blade, the inner blade, the middle blade and the first guide block are configured as a blade assembly, and the blade assembly is connected to the other end of the drill body.
Optionally, the blade assembly has a cross-sectional diameter within 25 mm.
Optionally, the connection mode between the blade assembly and the other end of the drill bit body is welding.
Optionally, a second guide block is further included that is connected to the other end of the bit body.
Compared with the prior art, the technical scheme provided by the utility model has the following beneficial effects: because the connected mode between outer blade, interior blade, well blade and the first guide block is integrated into one piece connection, be convenient for make outer blade, interior blade and well blade's position uniformity good, only need during the welding with the blade assembly that comprises outer blade, interior blade, well blade and first guide block etc. the welding can at the other end of drill bit body simultaneously, be convenient for make welded complexity low, integrated into one piece connection is convenient for not only make outer blade, interior blade and well blade's whole rigidity good moreover, still be convenient for when bearing lateral force extrusion for first guide block's compressive rigidity is good.
Drawings
FIG. 1 is a schematic diagram of a BTA deep hole drill according to an embodiment of the present utility model;
FIG. 2 is a second schematic diagram of a BTA gun drill according to an embodiment of the present utility model;
FIG. 3 is a third schematic diagram of a BTA hole drill according to the embodiment of the present utility model;
in the figure: 1. a bit body; 2. a handle; 3. a blade assembly; 31. an outer blade; 32. an inner blade; 33. a middle blade; 34. a first guide block; 4. a second guide block; 5. a first chip removal passage; 6. a second chip removal channel; 7. blade inclination angle.
Detailed Description
For a further understanding of the present utility model, the present utility model will be described in detail with reference to the drawings and examples.
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the utility model are shown in the drawings. The first, second, etc. words are provided for convenience in describing the technical scheme of the present utility model, and have no specific limitation, and are all generic terms, and do not constitute limitation to the technical scheme of the present utility model. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other. In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. The technical schemes in the same embodiment and the technical schemes in different embodiments can be arranged and combined to form a new technical scheme without contradiction or conflict, which is within the scope of the utility model.
Example 1
With reference to fig. 1-3, this embodiment provides a BTA deep hole drill, including:
a bit body 1;
a shank 2 connected to one end of the bit body 1;
the outer blade 31, the inner blade 32, the middle blade 33 and the first guide block 34 are sequentially connected to the other end of the drill body 1, the outer blade 31 and the inner blade 32 are positioned on one side of the other end of the drill body 1, and the middle blade 33 and the first guide block 34 are positioned on the other side of the other end of the drill body 1;
the chip removal assembly is arranged at the other end of the drill bit body 1;
the outer blade 31, the inner blade 32, the middle blade 33 and the first guide block 34 are integrally connected.
Specifically, the drill body 1 is used for carrying a shank 2, an outer blade 31, an inner blade 32, a middle blade 33, a first guide block 34, and the like; the shank 2 is adapted to cooperate with an associated drilling apparatus such that the BTA gun drill cooperates with the associated drilling apparatus; the outer blade 31, the inner blade 32 and the middle blade 33 are all used for cutting, and the completeness of the BTA deep hole drill can be effectively improved through the cooperation of the outer blade 31, the inner blade 32 and the middle blade 33; the first guide block 34 is used for guiding, so that the cutting stability of the BTA deep hole drill is improved; the chip removal assembly is used for removing chips; because the outer blade 31, the inner blade 32, the middle blade 33 and the first guide block 34 are connected in an integrated manner, the positions of the outer blade 31, the inner blade 32 and the middle blade 33 are convenient to be consistent, and meanwhile, when the cutter blade assembly 3 consisting of the outer blade 31, the inner blade 32, the middle blade 33 and the first guide block 34 is welded at the other end of the drill bit body 1, the welding complexity is convenient to be low, and the integrated connection is convenient to ensure that the overall rigidity of the outer blade 31, the inner blade 32 and the middle blade 33 is good, and the compression rigidity of the first guide block 34 is convenient to be good when the cutter blade assembly is extruded by bearing lateral force.
Further, the chip removal assembly includes:
a first chip removing passage 5 provided at one side of the other end of the drill body 1;
a second chip removing passage 6 provided at the other side of the other end of the drill body 1.
Specifically, the first chip removing channel 5 is used for discharging scraps generated by the outer blade 31 and the inner blade 32; the second chip removing channel 6 is used for discharging the chips generated by the middle blade 33.
Further, the volume of the first chip ejection channel 5 is larger than the volume of the second chip ejection channel 6.
Specifically, since the first chip removing channel 5 needs to discharge the scraps generated by the outer blade 31 and the inner blade 32, and the second chip removing channel 6 only needs to discharge the scraps generated by the middle blade 33, the arrangement is convenient to make the chip removal of the BTA deep hole drill have good pertinence.
Further, an edge rake angle 7 is provided between the outer blade 31 and the inner blade 32.
Specifically, the edge inclination angle 7 facilitates the inner rolling of the scraps, so that the scraps can enter the first scrap discharging channel 5 conveniently, and the BTA deep hole drill can realize inner scrap discharging conveniently.
Further, the outer blade 31, the inner blade 32, the middle blade 33, and the first guide block 34 are configured as a blade assembly 3, and the blade assembly 3 is connected to the other end of the bit body 1.
Further, the cross-sectional diameter of the blade assembly 3 is within 25 mm.
Specifically, if the cross-sectional diameter of the blade assembly 3 is greater than 25mm, the processing difficulty of the blade assembly 3 may be high, or even difficult to process, and the cross-sectional diameter of the blade assembly 3 may be 20mm, 22mm, 25mm, or the like.
Further, the connection mode between the blade combination body 3 and the other end of the drill bit body 1 is welding.
In particular, welding facilitates increasing the integrity of the blade assembly 3 and bit body 1.
Further, a second guide block 4 is further included, which is connected to the other end of the bit body 1.
Specifically, the second guide block 4 is used for guiding and is matched with the first guide block 34, so that the cutting stability of the BTA deep hole drill is further improved.
The utility model and its embodiments have been described above by way of illustration and not limitation, and the utility model is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present utility model.
Claims (8)
1. A BTA gun drill, comprising:
a bit body;
a shank connected to one end of the bit body;
the outer blade, the inner blade, the middle blade and the first guide block are sequentially connected to the other end of the drill bit body, the outer blade and the inner blade are positioned on one side of the other end of the drill bit body, and the middle blade and the first guide block are positioned on the other side of the other end of the drill bit body;
the chip removal assembly is arranged at the other end of the drill bit body;
the outer blade, the inner blade, the middle blade and the first guide block are connected in an integrally formed mode.
2. The BTA gun drill of claim 1, wherein the chip removal assembly comprises:
a first chip removal channel arranged at one side of the other end of the drill bit body;
and the second chip removing channel is arranged on the other side of the other end of the drill bit body.
3. The BTA gun drill of claim 2, wherein the volume of the first clearance passage is greater than the volume of the second clearance passage.
4. The BTA gun drill in accordance with any one of claims 1-3 wherein an edge rake angle is provided between the outer blade and the inner blade.
5. The BTA gun according to any one of claims 1-3 wherein the outer blade, inner blade, middle blade and first guide block are configured as a blade assembly, the blade assembly being connected to the other end of the bit body.
6. The BTA gun drill of claim 5, wherein the blade assembly has a cross-sectional diameter of less than 25 mm.
7. The BTA gun drill of claim 5 wherein the connection between the blade assembly and the other end of the bit body is by welding.
8. The BTA gun drill in accordance with any one of claims 1-3 further comprising a second guide block connected to the other end of the bit body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321418052.1U CN220178250U (en) | 2023-06-05 | 2023-06-05 | BTA deep hole bores |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321418052.1U CN220178250U (en) | 2023-06-05 | 2023-06-05 | BTA deep hole bores |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220178250U true CN220178250U (en) | 2023-12-15 |
Family
ID=89105247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321418052.1U Active CN220178250U (en) | 2023-06-05 | 2023-06-05 | BTA deep hole bores |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220178250U (en) |
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2023
- 2023-06-05 CN CN202321418052.1U patent/CN220178250U/en active Active
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