CN113547648B - Combined device for step type air cooling graphite deep hole machining - Google Patents
Combined device for step type air cooling graphite deep hole machining Download PDFInfo
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- CN113547648B CN113547648B CN202110794053.5A CN202110794053A CN113547648B CN 113547648 B CN113547648 B CN 113547648B CN 202110794053 A CN202110794053 A CN 202110794053A CN 113547648 B CN113547648 B CN 113547648B
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- graphite
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D1/00—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor
- B28D1/14—Working stone or stone-like materials, e.g. brick, concrete or glass, not provided for elsewhere; Machines, devices, tools therefor by boring or drilling
- B28D1/146—Tools therefor
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28D—WORKING STONE OR STONE-LIKE MATERIALS
- B28D7/00—Accessories specially adapted for use with machines or devices of the preceding groups
- B28D7/02—Accessories specially adapted for use with machines or devices of the preceding groups for removing or laying dust, e.g. by spraying liquids; for cooling work
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Drilling Tools (AREA)
- Drilling And Boring (AREA)
- Processing Of Stones Or Stones Resemblance Materials (AREA)
Abstract
A combined device for processing graphite deep holes by step type air cooling relates to the technical field of graphite processing, and comprises a first drilling cutter body and a second drilling cutter body, wherein the rear end of the second drilling cutter body is connected with a cutter bar; the air exhaust channel axially extends into the second drilling cutter body along the cutter rod from the cutter rod, an air inlet channel is axially formed in the first drilling cutter body, and the air exhaust device further comprises an air supply pipe, one end of the air supply pipe is connected with the air inlet channel, and the other end of the air supply pipe penetrates through the air exhaust channel and extends to the outside of the cutter rod; air outlet holes communicated with the air inlet channel are formed in part or all of the chip removal grooves of the first drilling cutter body; powder collecting holes communicated with the exhaust channel are formed in part or all of the chip discharging grooves of the second drilling cutter body; the combined device for the stepped air-cooled processing graphite deep hole can solve the problems that the temperature is too high and chips cannot be discharged during the processing of the graphite deep hole, and cooling liquid is not needed.
Description
Technical field:
the invention relates to the technical field of graphite processing, in particular to a combined device for step-type air-cooled processing of graphite deep holes.
The background technology is as follows:
at present, various turning liquids cannot be used in the traditional machining industry due to the water and oil resistance of graphite materials, and the problem of increased resistance of drilling depth can cause overhigh temperature, so that the temperature of a cutter is overhigh, even a workpiece is damaged, and even the cutter is damaged. Since the graphite chips are powdery, the conventional cutting method cannot effectively discharge the graphite chips during processing. The graphite supporting rod is a part in a thermal field applied in the semiconductor industry, is similar to a shaft and plays a supporting role, and the hollow inside of the graphite supporting rod is provided with stepped holes, and has a length of more than one meter, as shown in fig. 3, the hollow inside of the graphite supporting rod is too long in depth and provided with the stepped holes, and cannot be drilled by different drills according to the requirements of a pore canal in one-step forming mode, and intermittent cutting is needed in batches for each drilling, so that the temperature of the cutter and a workpiece is reduced, and cutting scraps are removed, and the machining efficiency, precision and yield are too low.
The invention comprises the following steps:
in order to solve the technical problems, the invention provides a combined device for processing graphite deep holes by step type air cooling, which can solve the problems that the temperature is too high and chips cannot be discharged during graphite deep hole processing and does not need to use cooling liquid.
The invention is realized by the following technical scheme:
the combined device for the stepped air-cooled processing of the graphite deep holes is characterized by comprising a first drilling cutter body and a second drilling cutter body arranged at the rear end of the first drilling cutter body, wherein the drilling diameter of the first drilling cutter body is smaller than that of the second drilling cutter body; the rear end of the second drilling cutter body is connected with a cutter bar; the air exhaust channel axially extends into the second drilling cutter body along the cutter rod from the cutter rod, an air inlet channel is axially formed in the first drilling cutter body, and the rear end of the air inlet channel is connected with the air exhaust channel; the air supply pipe is connected with the air inlet channel at one end, and the other end penetrates through the air exhaust channel and extends to the outside of the cutter bar; air outlet holes communicated with the air inlet channel are formed in part or all of the chip removal grooves of the first drilling cutter body; powder collecting holes communicated with the exhaust channel are formed in part or all of the chip discharging grooves of the second drilling cutter body; the powder discharge pipe is connected with the air discharge channel and extends to the outside of the cutter bar.
In another aspect of the invention, the rear end of the cutter bar is connected with a cutter handle.
In another aspect of the present invention, one end of the air supply pipe is inserted into the air supply passage and separates the air supply passage from the air exhaust passage.
In another aspect of the invention, the junk slots of the first drill bit body are in communication with junk slots of the second drill bit body.
In another aspect of the present invention, a connection pipe connected to an outer end of the powder discharge pipe is further included, the connection pipe being for connecting the blower.
In another aspect of the present invention, the first drilling tool body and the second drilling tool body are respectively provided with 4 tool bits.
The beneficial effects of the invention are as follows: the combined device for the stepped air-cooled processing of the graphite deep holes is used by being connected with an air compressor and a fan, so that the problems that the temperature is too high and chips cannot be discharged during the processing of the graphite deep holes can be solved, and cooling liquid is not needed.
Description of the drawings:
fig. 1 is a schematic side view of an internal structure of an embodiment of the present invention.
Fig. 2 is an enlarged schematic view of a portion of fig. 1.
Fig. 3 is a schematic diagram of the internal structure of the graphite supporting rod.
Fig. 4 is a schematic front view of the first drilling tool body or the second drilling tool body according to an embodiment of the present invention.
In the accompanying drawings: 1. a first drilling cutter body 2, a second drilling cutter body 3, a cutter bar 4, a powder discharge pipe 5 and a connecting pipe, 6, an exhaust channel, 7, an air supply pipe, 8, a powder collecting hole, 9, an air inlet channel, 10, an air outlet hole, 11 and a chip groove.
The specific embodiment is as follows:
embodiments of the present invention will be further described with reference to the accompanying drawings and examples:
in the description of the present invention, it should be understood that the description of indicating the orientation or positional relationship is based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description and to simplify the description, rather than to indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore should not be construed as limiting the scope of protection of the present invention.
In the description of the present invention, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "connected," and "connected" 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 invention will be understood in specific cases by those of ordinary skill in the art.
Example 1
The utility model provides a combination device for step forced air cooling processing graphite deep hole, includes first drilling cutter body 1 and locates the second drilling cutter body 2 of first drilling cutter body 1 rear end, and first drilling cutter body 1 and second drilling cutter body 2 are the cutter body that the side has junk slot 11, and in this embodiment, second drilling cutter body 2 passes through threaded connection at first drilling cutter body 1 rear end, the drilling diameter of first drilling cutter body is less than the drilling diameter of second drilling cutter body, and first drilling cutter body and second drilling cutter body form the combination cutter body of step type; the rear end of the second drilling cutter body is connected with a cutter bar 3 in a threaded connection mode; the air exhaust channel 6 extends from the cutter bar 3 to the second drilling cutter body along the axial direction of the cutter bar, an air inlet channel 9 is formed in the first drilling cutter body along the axial direction, and the rear end of the air inlet channel 9 is connected with the air exhaust channel 6; the air supply pipe 7 is connected with the air inlet channel at one end, and the other end passes through the air exhaust channel and extends to the outside of the cutter bar 3, and in the embodiment, the air supply pipe 7 is a hose; an air outlet hole 10 communicated with the air inlet channel is formed in part or all of the chip removal grooves of the first drilling cutter body; a powder collecting hole 8 communicated with an exhaust channel is formed in part or all of the chip discharging grooves of the second drilling cutter body; and a powder discharge pipe 4 connected with the air discharge passage and extending to the outside of the cutter bar. The rear end of the cutter bar is welded with a cutter handle, and the cutter handle is used for clamping and fixing a lathe tailstock. One end of the air supply pipe is inserted into the air inlet channel and separates the air inlet channel from the air exhaust channel, and in the embodiment, the front end of the air supply pipe is specifically inserted into the air inlet channel. The chip groove of the first drilling cutter body is communicated with the chip groove of the second drilling cutter body. The device also comprises a connecting pipe 5 connected with the outer end of the powder discharge pipe 4, wherein the connecting pipe 5 is used for connecting a fan. The first drilling cutter body and the second drilling cutter body are respectively provided with 4 cutter heads.
When the combined device for the stepped air-cooled processing graphite deep hole is used, the combined device for the stepped air-cooled processing graphite deep hole is installed on a lathe tailstock, a cutter handle and the lathe tailstock are clamped and fixed, and a workpiece is rotated to process after the cutter is set. The cutting is carried out by a first drilling cutter body and a second drilling cutter body, the first drilling cutter body and the second drilling cutter body are of stepped type and hollow, the material is high-speed tool steel, cutter head groups are respectively arranged on the first drilling cutter body and the second drilling cutter body, 8 cutter heads are totally arranged on the first drilling cutter body and the second drilling cutter body, and the material is hard alloy steel. The first drilling cutter body and the second drilling cutter body can be selected and replaced according to different workpieces and abrasion.
The cutter bar is hollow, the tail of the cutter bar is provided with a powder discharge pipe and a connecting pipe, wherein the outer end of the air supply pipe is connected with an air compressor for supplying air, and the air is discharged through an air outlet hole 10, and the inside and the outside are combined for air cooling. One end of the connecting pipe is connected with the dust removing fan, the other end of the connecting pipe is connected with the powder discharging pipe for dust collection operation, cutting powder is collected through the chip discharging grooves and the powder collecting holes of the first drilling cutter body and the second drilling cutter body, and then sucked into the powder discharging pipe through the air exhaust channel for chip removal and dust removal operation, and the auxiliary cooling effect is achieved. The combined device for the stepped air-cooled processing graphite deep hole combines the cooling problem of graphite characteristics in processing to perform air-cooled cooling, an air supply pipe supplies air, a connecting pipe sucks air, dust and chips are removed, meanwhile, the flow of air is increased, and the air cooling effect is improved. And through the reasonable distribution of the first drilling cutter body and the second drilling cutter body, the multi-section deep hole can be formed at one time, so that the problems of overheating and chip removal caused by machining of a cutter and a workpiece are avoided. The invention effectively solves the problems of low processing efficiency and unsecured product quality caused by too high temperature and unable effective discharge of chips due to no cooling liquid during processing in the processing of the graphite support rods.
In summary, the foregoing description is only of the preferred embodiments of the present invention, and all equivalent changes and modifications made in accordance with the claims should be construed to fall within the scope of the invention.
Claims (6)
1. The combined device for the stepped air-cooled processing of the graphite deep holes is characterized by comprising a first drilling cutter body and a second drilling cutter body arranged at the rear end of the first drilling cutter body, wherein the drilling diameter of the first drilling cutter body is smaller than that of the second drilling cutter body; the rear end of the second drilling cutter body is connected with a cutter bar; the air exhaust channel axially extends into the second drilling cutter body along the cutter rod from the cutter rod, an air inlet channel is axially formed in the first drilling cutter body, and the rear end of the air inlet channel is connected with the air exhaust channel; the air supply pipe is connected with the air inlet channel at one end, and the other end penetrates through the air exhaust channel and extends to the outside of the cutter bar; air outlet holes communicated with the air inlet channel are formed in part or all of the chip removal grooves of the first drilling cutter body; powder collecting holes communicated with the exhaust channel are formed in part or all of the chip discharging grooves of the second drilling cutter body; the powder discharge pipe is connected with the air discharge channel and extends to the outside of the cutter bar.
2. The combination device for step-type air-cooled machining of graphite deep holes according to claim 1, wherein a cutter handle is connected to the rear end of the cutter rod.
3. The combination device for deep hole graphite hole by step air cooling process according to claim 1, wherein one end of the air supply pipe is inserted into the air supply passage and separates the air supply passage from the air exhaust passage.
4. The combination device for stepped air-cooled machining of graphite deep holes of claim 1, wherein the junk slots of the first drill bit body are in communication with the junk slots of the second drill bit body.
5. The combination device for stepped air-cooled machining of graphite deep holes according to claim 1, further comprising a connection pipe connected to an outer end of the powder discharge pipe, the connection pipe being for connection with a blower.
6. The combination device for the stepped air-cooled machining of the graphite deep holes according to claim 1, wherein 4 cutter heads are respectively arranged on the first drilling cutter body and the second drilling cutter body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794053.5A CN113547648B (en) | 2021-07-14 | 2021-07-14 | Combined device for step type air cooling graphite deep hole machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110794053.5A CN113547648B (en) | 2021-07-14 | 2021-07-14 | Combined device for step type air cooling graphite deep hole machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113547648A CN113547648A (en) | 2021-10-26 |
| CN113547648B true CN113547648B (en) | 2023-06-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110794053.5A Active CN113547648B (en) | 2021-07-14 | 2021-07-14 | Combined device for step type air cooling graphite deep hole machining |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB715905A (en) * | 1951-12-13 | 1954-09-22 | Frank Walmsley | Improvements relating to core drills |
| CN2150031Y (en) * | 1993-04-16 | 1993-12-22 | 张仕明 | Hollow drill-bit |
| JPH11303561A (en) * | 1998-04-22 | 1999-11-02 | Toyo Kikaku Kk | Drilling bit |
| JP2001349167A (en) * | 2000-06-06 | 2001-12-21 | Tone Corp | Dry-type excavated-hole core cutter for installing road stud |
| US20090136309A1 (en) * | 2007-11-28 | 2009-05-28 | Coulston George W | Apparatus and method for chip evacuation |
| CN202741804U (en) * | 2012-07-05 | 2013-02-20 | 东莞市铁真机械有限公司 | Multifunctional drilling tool |
| CN103352718B (en) * | 2013-07-29 | 2015-07-15 | 河南理工大学 | Fully-sealed wind power slagging gas-drainage deep well drilling system and method |
| CN105772808A (en) * | 2016-04-18 | 2016-07-20 | 哈尔滨理工大学 | Air suction type self-chip-removal auger bit |
| CN205798536U (en) * | 2016-06-29 | 2016-12-14 | 宁波市荣科迈特数控刀具有限公司 | A kind of depth drill |
| CN208099420U (en) * | 2018-04-12 | 2018-11-16 | 东莞市湘亿五金制品有限公司 | A kind of drilling machine tool wind-cooling heat dissipating drill bit |
| CN209687416U (en) * | 2019-03-29 | 2019-11-26 | 成都哈迈岩土钻掘设备厂 | A kind of impact coring bit |
| CN213080187U (en) * | 2020-06-22 | 2021-04-30 | 天津玉昆模具有限公司 | Cutter convenient to shaping |
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2021
- 2021-07-14 CN CN202110794053.5A patent/CN113547648B/en active Active
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| CN113547648A (en) | 2021-10-26 |
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