CN216938576U - ABS inner-cooling composite drill countersink - Google Patents
ABS inner-cooling composite drill countersink Download PDFInfo
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- CN216938576U CN216938576U CN202122389724.8U CN202122389724U CN216938576U CN 216938576 U CN216938576 U CN 216938576U CN 202122389724 U CN202122389724 U CN 202122389724U CN 216938576 U CN216938576 U CN 216938576U
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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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Abstract
The utility model discloses an ABS (anti-lock brake system) inner-cooling composite drill countersink, which comprises a tool shank, a tool body and an ABS (anti-lock braking system) connecting handle, wherein the tool shank and the tool body are coaxially arranged, the tool body is fixedly connected through the ABS connecting handle, the front end of the tool body is provided with a plurality of drilling blade assembling parts, the drilling blades are fixedly arranged at the drill bit assembling parts, the countersink blade assembling parts are arranged on the rear side parts of the drilling blade assembling parts on the tool body, the countersink blade is fixedly arranged at the countersink blade assembling parts, chip grooves are arranged on the rear sides of the drilling blade assembling parts on the tool body, the chip grooves are straight grooves, cooling liquid channels are arranged in the tool shank and the tool body, cooling liquid inlets are arranged on the tool shank, cooling liquid outlets are arranged beside the drilling blade assembling parts and the countersink blade assembling parts, and a cooling liquid branch channel is arranged between the cooling liquid outlets and the cooling liquid channels. The ABS inner-cooling composite drill countersink can independently replace the blade, so that the cost consumption of the tool is reduced; the cooling liquid channels are arranged in the tool handle and the tool body, so that the service life of the blade can be prolonged.
Description
Technical Field
The utility model belongs to the field of machining tools, and particularly relates to an ABS (anti-lock brake system) inner-cooling composite drill countersink.
Background
In machining, especially in the machining of holes, drilling and spot facing machining are often used, in order to improve machining precision, a plurality of cutters combine a drill bit and a spot facing cutter together to form a composite cutter, so that hole forming can be completed at one time, and the coaxial precision of hole machining is improved. The patent document with the publication number of CN214023663U discloses an integral PCD drilling and reaming composite tool for processing aviation composite materials, including drill bit, countersink, handle of a knife and the locating lever of coaxial setting, the cutting end of drill bit rigid coupling countersink, the one end of locating lever is connected to the other end of countersink, the handle of a knife is connected to the other end of locating lever, the diameter of drill bit is less than the diameter of countersink, the locating lever is used for carrying on spacingly to drilling and reaming composite tool's installation length.
The integral PCD drilling and spot facing compound cutter has the defects that 1) a drill bit is connected with a spot facing cutter in a welding way, a spot facing cutter blade is welded on a cutter blade fixing part, and when the drill bit or the spot facing cutter is worn, the drill bit or the spot facing cutter cannot be independently replaced, so that the integral cutter is scrapped; 2) the cutter body is lack of cooling, and when the hole is machined, the temperature of a drill bit and a countersink is increased, so that the drill bit and the countersink are easy to wear; 3) the handle and the cutter body are integrally formed metal pieces, the cost is high, and once the blade is scrapped, the cutter body and the handle part are scrapped at the same time, so that the material waste is caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems of the conventional counter bit in the background technology and provide an ABS (anti-lock brake system) inner-cooling composite counter bit.
The technical scheme of the utility model is as follows: the utility model provides a compound drill countersink in ABS inner cooling, it includes the handle of a knife that sets up with the axle center, cutter body and ABS connector lug, the handle of a knife passes through ABS connector lug fixed connection with the cutter body, front end at the cutter body is equipped with a plurality of drilling blade assembly portion, the drilling blade is fixed to be set up in drill bit assembly portion, the lateral part is equipped with countersink blade assembly portion behind the drilling blade assembly portion on the cutter body, countersink blade is fixed to be set up in countersink blade assembly portion, the rear side that lies in drilling blade assembly portion on the cutter body is equipped with the chip groove, the chip groove is the straight flute, be equipped with the coolant liquid passageway in handle of a knife and cutter body, be equipped with the coolant liquid entry on the handle of a knife, all be equipped with the coolant liquid export by drilling blade assembly portion and countersink blade assembly portion, be equipped with coolant liquid branch passageway between coolant liquid export and coolant liquid passageway.
As a further improvement of the ABS inner-cooling composite drilling countersink, the drilling blade is a square indexable drilling blade which is fixedly connected with the cutter body through a bolt, one edge of the drilling blade is used as a cutting edge, and the cutting edge and the cutter body are arranged in an alpha-angle mode in the axial direction.
As a further improvement of the ABS inner-cooling composite drill countersink, the countersink is a triangular indexable countersink, the countersink is fixedly connected with the cutter body through a bolt, one edge of the countersink is a cutting edge, and the cutting edge of the countersink is arranged towards the front side of the cutter body.
As a further improvement of the ABS inner-cooling composite drill countersink, the tool shank is provided with a positioning pin hole, and the ABS connecting handle is connected with the tool shank through a positioning pin.
As a further improvement of the ABS inner-cooling composite drill countersink, the rear side of the ABS connecting handle is provided with a connecting part connected with the tool shank, and the connecting part of the ABS connecting handle is fixedly connected with the tool shank through a positioning pin.
The utility model has the beneficial effects that: 1) according to the ABS inner-cooling composite drilling and countersinking tool, the drilling blade and the countersinking blade are detachably connected with the tool body, if the blade is worn in use, the blade can be replaced without replacing the tool body and the tool handle, and the cost consumption of the tool can be reduced; 2) according to the ABS inner-cooling composite drilling countersink, the cutter body is connected with the cutter handle in a split mode, so that the replacement process of the cutter can be simplified, and when the cutter is replaced, only the ABS connecting handle is required to be separated from the cutter handle, and then the ABS connecting handle of the cutter needing to be replaced is connected with the cutter handle; 3) the ABS inner-cooling composite drilling countersink is characterized in that the cutter handle and the cutter body are both provided with the cooling liquid channel, the cutter handle is provided with the cooling liquid inlet, the cooling liquid enters the cooling liquid channel from the cooling liquid inlet and reaches the drilling blade and the countersink blade at the end part of the cutter body through the cooling liquid channel, and the cooling liquid flows out from the cooling liquid outlet to cool the drilling blade and the countersink blade during hole machining.
Drawings
FIG. 1 is a schematic structural diagram of an ABS inner-cooling composite drill countersink of the present invention.
Labeled as: the tool comprises a tool shank 1, a positioning pin 11, a cooling liquid inlet 12, a cooling liquid channel 13, a tool body 2, a chip groove 21, a cooling liquid branch channel 22, an ABS connecting shank 3, a connecting part 31, a drilling blade 4 and a countersink blade 5.
Detailed Description
The utility model is further described below with reference to the figures and examples.
As shown in figure 1, the ABS inner-cooling composite drilling countersink comprises a tool shank 1, a tool body 2, an ABS connecting shank 3, a drilling blade 4 and a countersink blade 5, wherein the tool shank 1, the tool body 2 and the ABS connecting shank 3 are coaxially arranged.
The tool holder 1 is a high-strength metal tool holder or an alloy tool holder, a positioning pin hole is formed in the tool holder 1, and the ABS connecting handle is connected with the tool holder through a positioning pin 11. A cooling liquid inlet 12 is arranged on the cutter handle 1, and a cooling liquid channel 13 is arranged in the cutter handle 1.
Cutter body 2 is the cutter body of high strength metal material, the front end of cutter body 2 is equipped with a plurality of drilling blade assembly portion, the lateral part is equipped with countersink blade assembly portion behind the drilling blade assembly portion that lies in on cutter body 2, be equipped with two drilling blade assembly portions and two countersink blade assembly portions in figure 1, the rear side that lies in drilling blade assembly portion on cutter body 2 is equipped with chip groove 21, chip groove 21 is the straight flute, the inside coolant liquid passageway that is equipped with of cutter body, the coolant liquid passageway in cutter body 2 is connected with the interior coolant liquid passageway of handle of a knife 1. A coolant outlet is provided beside both the drilling blade mounting portion and the countersink blade mounting portion, and a coolant branch passage 22 is provided between the coolant outlet and the coolant passage.
The drilling insert 4 is a square indexable drilling insert, the drilling insert 4 is fixedly connected with the cutter body 2 through a bolt, one edge of the drilling insert 4 is used as a cutting edge, the cutting edge and the cutter body 2 are axially arranged at an angle alpha, and the angle alpha is 85 degrees in the drawing. The drilling blade 4 can be a drilling blade of Shantevick 800-05.
The countersink 5 is a triangular indexable countersink, the countersink 5 is fixedly connected with the cutter body 2 through a bolt, one side of the countersink 5 is a cutting edge, the cutting edge of the countersink 5 is arranged towards the front side of the cutter body 2, and the countersink 5 and the cutter body 2 are axially arranged at an angle of 90 degrees. The countersink 5 can adopt a countersink of TCMT16T 308.
When the ABS internal cooling composite drilling countersink is used, the drilling blade drills on a workpiece at a small angle, so that the cutting resistance can be reduced, and after the drilling blade finishes drilling, the cutting edge of the countersink machines the surface around the inlet of a hole to form a groove with the required depth. The drilling blade and the countersink blade form the composite drilling countersink, the hole can be machined at one time, the machining efficiency is improved, the coaxiality of machining can be guaranteed, and the machining precision of the hole is improved. In the machining process, the cooling liquid is supplied to the drilling blade and the countersink blade through the cooling liquid channel, the drilling blade and the countersink blade are cooled, the blades are prevented from being worn due to overhigh temperature in machining, and the service life of the blades is prolonged. The cutter body is connected with the cutter handle through the ABS connecting handle, so that the replacement process of the cutter can be simplified, when the cutter body is replaced, the ABS connecting handle is only required to be separated from the cutter handle, and then the ABS connecting handle of the cutter to be replaced is connected with the cutter handle. The drilling blade and the countersink blade are connected in a detachable mode, so that the blades can be conveniently replaced, and the cost consumption of the cutter is reduced.
The above description is only for the preferred embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes and substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are also included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (5)
1. The ABS inner-cooling composite drill countersink is characterized in that: the drill bit comprises a cutter handle arranged coaxially, a cutter body and an ABS (anti-lock braking system) connecting handle, the cutter handle is fixedly connected with the cutter body through the ABS connecting handle, a plurality of drilling blade assembly parts are arranged at the front end of the cutter body, the drilling blades are fixedly arranged at a drill bit assembly part, countersink blade assembly parts are arranged on the rear side parts of the drilling blade assembly parts on the cutter body, the countersink blades are fixedly arranged at the countersink blade assembly parts, chip discharge grooves are formed in the rear sides of the drilling blade assembly parts on the cutter body and are straight grooves, cooling liquid channels are arranged in the cutter handle and the cutter body, cooling liquid inlets are formed in the cutter handle, cooling liquid outlets are formed beside the drilling blade assembly parts and the countersink blade assembly parts, and cooling liquid branch channels are arranged between the cooling liquid outlets and the cooling liquid channels.
2. The ABS inner-cooling compound drill countersink as claimed in claim 1, wherein: the drilling blade is a square indexable drilling blade, the drilling blade is fixedly connected with the cutter body through a bolt, one edge of the drilling blade is used as a cutting edge, and the cutting edge and the cutter body are axially arranged at an alpha angle.
3. The ABS inner-cooling composite drill countersink as claimed in claim 1, wherein: the countersink is a triangular indexable countersink, the countersink is fixedly connected with the cutter body through a bolt, one edge of the countersink is a cutting edge, and the cutting edge of the countersink is arranged towards the front side of the cutter body.
4. The ABS inner-cooling composite drill countersink as claimed in claim 1, wherein: the ABS connecting handle is connected with the tool handle through a positioning pin.
5. The ABS inner-cooling composite drill countersink as claimed in claim 1, wherein: the rear side of the ABS connecting handle is provided with a connecting part connected with the tool handle, and the connecting part of the ABS connecting handle is fixedly connected with the tool handle through a positioning pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389724.8U CN216938576U (en) | 2021-09-30 | 2021-09-30 | ABS inner-cooling composite drill countersink |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122389724.8U CN216938576U (en) | 2021-09-30 | 2021-09-30 | ABS inner-cooling composite drill countersink |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216938576U true CN216938576U (en) | 2022-07-12 |
Family
ID=82303999
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122389724.8U Active CN216938576U (en) | 2021-09-30 | 2021-09-30 | ABS inner-cooling composite drill countersink |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216938576U (en) |
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2021
- 2021-09-30 CN CN202122389724.8U patent/CN216938576U/en active Active
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