CN220073306U - Deep hole boring cutter for conductor - Google Patents
Deep hole boring cutter for conductor Download PDFInfo
- Publication number
- CN220073306U CN220073306U CN202320694302.8U CN202320694302U CN220073306U CN 220073306 U CN220073306 U CN 220073306U CN 202320694302 U CN202320694302 U CN 202320694302U CN 220073306 U CN220073306 U CN 220073306U
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- China
- Prior art keywords
- cutter bar
- cutter
- chip removal
- channel
- groove
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- 239000004020 conductor Substances 0.000 title claims abstract description 12
- 239000000110 cooling liquid Substances 0.000 claims abstract description 30
- 238000001802 infusion Methods 0.000 claims abstract description 24
- 230000007423 decrease Effects 0.000 claims description 3
- 238000001816 cooling Methods 0.000 abstract description 7
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000003746 surface roughness Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Auxiliary Devices For Machine Tools (AREA)
Abstract
Conductor boring deep hole cutter. Relates to the technical field of cutters. The device comprises a cutter holder and a cutter bar, wherein one end of the cutter bar is integrally formed with the cutter holder, the other end of the cutter bar is provided with a cutter head, an infusion channel extending along the axial direction is arranged in the cutter bar, the end face of the other end of the cutter bar is provided with a groove, the front end of the infusion channel is communicated with a cooling liquid output mechanism, and the rear end of the infusion channel is communicated with the bottom of the groove; the cutter bar is internally provided with at least two chip removal channels, one side of each chip removal channel is opened and arranged on the outer wall of one end of the cutter bar, and the other side of each chip removal channel is opened and arranged on the outer wall of the other end of the cutter bar; the infusion channel is positioned on the inner side of the plurality of chip removal channels. The utility model has the beneficial effects that the infusion channel is penetrated in the cutter bar, and meanwhile, the cooling liquid is sprayed out of the groove at the other end of the cutter bar, thereby effectively realizing the reliable cooling and cooling of the cutter bar and the cutter head.
Description
Technical Field
The utility model relates to the technical field of cutters, in particular to a conductor deep hole boring cutter.
Background
The boring cutter is mainly used in the boring process of a workpiece, and expands a preformed hole on the workpiece to a certain size in the high-speed rotation process so as to achieve the cutting processing with required precision and surface roughness.
In the boring process, cooling liquid is required to cool the cutter, the cooling liquid is sprayed from the outside to the head of the cutter through a cooling liquid pipe, when the boring depth of the cutter is large, the cooling effect of the cooling liquid on the head of the cutter is greatly reduced, and when the spraying amount of the cooling liquid is large, the chip removal is blocked, so that the boring efficiency is affected.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a conductor deep hole boring cutter.
The utility model is realized by adopting the following technical scheme: the conductor deep hole boring cutter comprises a cutter holder and a cutter bar, wherein one end of the cutter bar is integrally formed with the cutter holder, the other end of the cutter bar is provided with a cutter head,
an infusion channel extending along the axial direction is arranged in the cutter bar, a groove is formed in the end face of the other end of the cutter bar, the front end of the infusion channel is communicated with a cooling liquid output mechanism, and the rear end of the infusion channel is communicated with the bottom of the groove; the cooling liquid output mechanism can be a liquid storage barrel with a containing space, a pipeline is arranged on the outer wall of the liquid storage barrel, and the cooling liquid in the liquid storage barrel is pumped into the transfusion channel under the cooperation of a water pump;
the cutter bar is internally provided with at least two chip removal channels, one side of each chip removal channel is opened and arranged on the outer wall of one end of the cutter bar, and the other side of each chip removal channel is opened and arranged on the outer wall of the other end of the cutter bar;
the infusion channel is positioned on the inner side of the plurality of chip removal channels.
The preferred implementation mode of the utility model is that the notch of the groove is in an open horn shape, the inner diameter of the groove gradually decreases from the other end of the cutter bar to one end of the cutter bar, and the cooling liquid in the transfusion channel is sprayed out through the notch of the groove.
The preferred implementation mode of the utility model is that an annular cover body is arranged on the outer wall of one end of the cutter bar, the cover body is of a hollow structure, and one side of the chip removal channel is positioned in the cover body;
an output pipe is arranged on the outer wall of the cover body, and the output pipe is used for exhausting air to the outside of the cover body. The output pipe can be provided with a pump body, the pump body acts to pump out the gas in the output pipe, and then the cooling liquid mixed with the scraps in the chip removal channel is sucked into the output pipe and discharged.
The chip removal channel comprises a horizontal part and two inclined parts which are communicated with each other, wherein the horizontal part is horizontally arranged in the cutter bar, the two inclined parts are respectively and correspondingly arranged at two ends of the horizontal part, and an included angle between the horizontal part and the inclined parts is larger than 90 degrees.
In a preferred embodiment of the utility model, the distance between the side of the cover body facing the other end of the cutter bar and the end face of the other end of the cutter bar is greater than the maximum boring amount of the cutter head.
Compared with the prior art, the utility model has the beneficial effects that:
1. the infusion channel is penetrated in the cutter bar, and meanwhile, cooling liquid is sprayed out of the groove at the other end of the cutter bar, so that the reliable cooling of the cutter bar and the cutter head is effectively realized;
2. the cooling liquid flows from the inside to the outside of the deep hole, so that scraps in the deep hole can be flushed out, and the scraps are prevented from being blocked;
3. the cutter bar is provided with the cover body, and negative pressure is formed in the cover body through the output pipe, so that the chip removal efficiency is improved.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the structure of the cutter bar;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2 at A;
in the figure: 1. a tool apron; 2. a cutter bar; 21. an infusion channel; 22. a groove; 23. a chip removal channel; 231. a horizontal portion; 232. an inclined portion; 24. a cover body; 25. an output pipe; 3. a cutter head.
Detailed Description
The present utility model will be further described with reference to the accompanying drawings and detailed description, wherein it is to be understood that, on the premise of no conflict, the following embodiments or technical features may be arbitrarily combined to form new embodiments.
As shown in fig. 1-3, the conductor deep hole boring cutter comprises a cutter holder 1 and a cutter bar 2, wherein one end of the cutter bar 2 is integrally formed with the cutter holder 1, the other end of the cutter bar 2 is provided with a cutter head 3,
an infusion channel 21 extending along the axial direction is arranged in the cutter bar 2, a groove 22 is arranged on the end face of the other end of the cutter bar 2, the front end of the infusion channel 21 is communicated with a cooling liquid output mechanism, and the rear end of the infusion channel 21 is communicated with the bottom of the groove 22;
at least two chip removal channels 23 are further arranged in the cutter bar 2, one side of each chip removal channel 23 is opened and arranged on the outer wall of one end of the cutter bar 2, and the other side of each chip removal channel 23 is opened and arranged on the outer wall of the other end of the cutter bar 2;
the infusion channel 21 is located inside a plurality of chip ejection channels 23. Through the arrangement of the infusion channel 21, the cooling liquid in the cooling liquid conveying mechanism is input from one end of the infusion channel 21 and is output into the groove 22 from the other end of the infusion channel 21, and is sprayed out of the groove 22, so that after the cooling liquid is sprayed out, the cooling effect on the cutter head 3 can be directly formed, and further, the infusion channel 21 penetrates through the cutter bar 2, the cooling effect on the cutter bar 2 can be formed, and the cutter head 3 and the cutter bar 2 are both in a low-temperature state, so that boring can be continuously carried out, and the cutter head 3 cannot be burnt; meanwhile, as the cooling liquid is directly sprayed out from the end face of the other end of the cutter bar 2, the sprayed cooling liquid can be outwards discharged through a gap between the cutter bar 2 and a workpiece, and in the discharging process, the cooling liquid mixed with the scraps can be directly outwards discharged, and also can be outwards discharged through the chip removal channel 23, so that the chip removal efficiency is improved, and the scraps are prevented from being gathered in the deep hole after boring.
The notch of the groove 22 is in an open horn shape, the inner diameter of the groove 22 gradually decreases from the other end of the cutter bar 2 to one end of the cutter bar 2, and the cooling liquid in the transfusion channel 21 is sprayed out through the notch of the groove 22. Thus, the outlet flow of the cooling liquid is enlarged, the cooling liquid is conveniently sprayed out rapidly and sufficiently, and the cooling effect of the cooling liquid on the cutter head 3 is improved.
An annular cover body 24 is arranged on the outer wall of one end of the cutter bar 2, the cover body 24 is of a hollow structure, and one side of the chip removal channel 23 is positioned in the cover body 24;
an output pipe 25 is arranged on the outer wall of the cover body 24, and the output pipe 25 pumps air to the outside of the cover body 24. The output pipe 25 forms negative pressure in the cover 24, and can suck the cooling liquid mixed with the scraps in the scrap removal channel 23 into the cover 24 and discharge the cooling liquid through the output pipe 25, so that the recovery of the scraps and the cooling liquid can be realized.
The chip removing channel 23 comprises a horizontal portion 231 and two inclined portions 232 which are mutually communicated, the horizontal portion 231 is horizontally arranged in the cutter bar 2, the two inclined portions 232 are respectively and correspondingly arranged at two ends of the horizontal portion 231, and an included angle between the horizontal portion 231 and the inclined portions 232 is larger than 90 degrees. In this way, the flow of the coolant mixed with the scraps is made smoother, and the scraps can be prevented from being stuck in the scrap discharging passage 23.
The distance between the side of the cover 24 facing the other end of the cutter bar 2 and the end face of the other end of the cutter bar 2 is greater than the maximum boring amount of the cutter head 3. That is, after boring, the cover 24 will not contact the workpieces, so as to avoid the damage to the cover 24 caused by the rotating workpieces.
The above embodiments are only preferred embodiments of the present utility model, and the scope of the present utility model is not limited thereto, but any insubstantial changes and substitutions made by those skilled in the art on the basis of the present utility model are intended to be within the scope of the present utility model as claimed.
Claims (5)
1. The conductor deep hole boring cutter comprises a cutter holder (1) and a cutter bar (2), wherein one end of the cutter bar (2) is integrally formed with the cutter holder (1), and the other end of the cutter bar (2) is provided with a cutter head (3), and is characterized in that an axially extending infusion channel (21) is arranged in the cutter bar (2), the end face of the other end of the cutter bar (2) is provided with a groove (22), the front end of the infusion channel (21) is communicated with a cooling liquid output mechanism, and the rear end of the infusion channel (21) is communicated with the bottom of the groove (22);
at least two chip removal channels (23) are further arranged in the cutter bar (2), one side opening of each chip removal channel (23) is arranged on the outer wall of one end of the cutter bar (2), and the other side opening of each chip removal channel (23) is arranged on the outer wall of the other end of the cutter bar (2);
the infusion channel (21) is positioned inside the plurality of chip removal channels (23).
2. The conductor deep hole boring cutter of claim 1, wherein: the notch of the groove (22) is in an open horn shape, the inner diameter of the groove (22) gradually decreases from the other end of the cutter bar (2) to one end of the cutter bar (2), and cooling liquid in the infusion channel (21) is sprayed out through the notch of the groove (22).
3. The conductor deep hole boring cutter of claim 1, wherein: an annular cover body (24) is arranged on the outer wall of one end of the cutter bar (2), the cover body (24) is of a hollow structure, and one side of the chip removal channel (23) is positioned in the cover body (24);
an output pipe (25) is arranged on the outer wall of the cover body (24), and the output pipe (25) pumps air to the outside of the cover body (24).
4. A conductor deep hole boring cutter according to claim 3, wherein: the chip removal channel (23) comprises a horizontal portion (231) and two inclined portions (232) which are communicated with each other, the horizontal portion (231) is horizontally arranged in the cutter bar (2), the two inclined portions (232) are respectively and correspondingly arranged at two ends of the horizontal portion (231), and an included angle between the horizontal portion (231) and the inclined portions (232) is larger than (90) °.
5. A conductor deep hole boring cutter according to claim 3, wherein: the distance between one side of the cover body (24) facing the other end of the cutter bar (2) and the end face of the other end of the cutter bar (2) is larger than the maximum boring amount of the cutter head (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320694302.8U CN220073306U (en) | 2023-03-31 | 2023-03-31 | Deep hole boring cutter for conductor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320694302.8U CN220073306U (en) | 2023-03-31 | 2023-03-31 | Deep hole boring cutter for conductor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220073306U true CN220073306U (en) | 2023-11-24 |
Family
ID=88825366
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320694302.8U Active CN220073306U (en) | 2023-03-31 | 2023-03-31 | Deep hole boring cutter for conductor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220073306U (en) |
-
2023
- 2023-03-31 CN CN202320694302.8U patent/CN220073306U/en active Active
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| GR01 | Patent grant |