CN212469935U - Drilling, reaming and milling cutter - Google Patents
Drilling, reaming and milling cutter Download PDFInfo
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- CN212469935U CN212469935U CN202021077411.8U CN202021077411U CN212469935U CN 212469935 U CN212469935 U CN 212469935U CN 202021077411 U CN202021077411 U CN 202021077411U CN 212469935 U CN212469935 U CN 212469935U
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- milling cutter
- reamer
- oil inlet
- neck
- drill bit
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Abstract
The utility model discloses a bore reaming and mill milling cutter, including cylindric stalk portion, coniform neck, the cutting part, wherein the great one end of neck diameter is connected with the stalk portion, the less one end of diameter is connected with the cutting part, the stalk portion has a the central axis, the cutting part has milling cutter portion to keeping away from neck one end in proper order from connecting neck one end, reaming cutter portion, the drill bit portion, wherein milling cutter portion, reaming cutter portion, the coaxial setting of drill bit portion, drill bit portion head is 118 drill point, drill bit side has the double-edge land area, reaming cutter portion is provided with a plurality of reamer cutting edges along its clockwise circulation of circumference direction, milling cutter portion lateral wall has a plurality of milling cutter cutting edges along its circumference direction distribution, the helical angle of milling cutter cutting edge is 0. Milling cutter sets gradually drill bit portion, reamer portion, milling cutter portion from the tip, adds man-hour to the part, processes the part through boring processing, hank processing and milling processing respectively, and the machining of whole part can be accomplished in one step to trinity setting under the prerequisite of not trading the cutter.
Description
Technical Field
The utility model relates to a milling cutter technical field, more specifically says, it relates to a bore hinge and mill milling cutter.
Background
At present, when parts are subjected to drilling, reaming and milling, cutters are always required to be replaced in each process, so that the machining efficiency is low, and the machining progress is influenced due to frequent cutter replacement.
The cutter integrates drilling, reaming and milling, a cutter does not need to be replaced in the machining process, a plurality of procedures are completed by one cutter, the production efficiency is greatly improved, the precision of the machined part is high, the appearance can reach the standard of an A-level surface, and the cutter is particularly suitable for products with high requirements on the appearance.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a bore hinge and mill milling cutter, its collection that has bores hinge and mills in an organic whole, and the course of working does not need the higher characteristics of part precision that the tool changing and processed out.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a bore reaming and mill milling cutter, includes cylindric stalk portion, coniform neck, cutting part, wherein the great one end of neck diameter with the stalk portion is connected, the less one end of diameter with the cutting part is connected, the stalk portion has a the central axis, the cutting part is from connecting neck one end is to keeping away from neck one end has milling cutter portion, reamer portion, drill bit portion in proper order, wherein milling cutter portion reamer portion drill bit portion coaxial setting, drill bit portion is 118 drill points, drill bit portion side has the double-edged land area, reamer portion clockwise circulates along its circumference direction and is provided with a plurality of reamer cutting edges, milling cutter portion lateral wall has a plurality of milling cutter cutting edges that distribute along its circumference direction, the helix angle of milling cutter cutting edge is 0.
Through adopting above-mentioned technical scheme, milling cutter sets gradually drill bit portion, reamer portion, milling cutter portion from the tip, adds man-hour to the part, processes the part through boring processing, hank processing and milling processing respectively, and the machining of whole part can be accomplished in one step to targetting in place to trinity setting under the prerequisite of not tool changing.
Furthermore, a reamer chip groove is formed between two adjacent reamer cutting edges, a milling cutter chip groove is formed between two adjacent milling cutter cutting edges, the handle part is far away from one end face of the neck part, an oil inlet channel coaxial with the central axis is formed on the end face of the neck part, the oil inlet channel respectively penetrates through the handle part, the neck part, the milling cutter part and the reamer part along the direction of the central axis, the milling cutter part is provided with a plurality of first oil inlet holes along the radial direction, the first oil inlet holes are uniformly distributed along the central axis, one ends of the first oil inlet holes are communicated with the oil inlet channel, the other ends of the first oil inlet holes are communicated with the milling cutter chip groove, one end of the oil inlet channel is lower than the height of one end of the milling cutter chip groove, the reamer part is provided with a second oil inlet hole along the radial direction of the reamer part, and one end of the second oil, the other end with reamer chip groove intercommunication, and connect oil feed passageway one end is less than and connects reamer chip groove one end height.
By adopting the technical scheme, the first oil inlet hole and the second oil inlet hole are arranged, so that lubricating oil can be injected into the milling cutter part and the reamer part through the oil inlet channel before the milling cutter is clamped, in the machining process, because the milling cutter runs at high speed, the lubricating oil lower than the port of the second oil inlet hole in the oil inlet channel is thrown out through the first oil inlet hole and the second oil inlet hole, so that the lubricating oil enters the milling cutter chip discharge groove and the reamer chip discharge groove, a good lubricating effect is achieved, meanwhile, after the lubricating oil in the oil inlet channel, the first oil inlet hole and the second oil inlet hole is thrown out, a part of high-temperature cutting parts in the milling cutter chip discharge groove and the reamer chip discharge groove can also dissipate heat through the oil inlet channel, the first oil inlet hole and the second oil inlet hole, and two effects of lubrication and heat dissipation are achieved.
Further, the diameter of the first oil inlet hole and the diameter of the second oil inlet hole are 0.1 mm.
Through adopting above-mentioned technical scheme, set for 0.1mm with the diameter of first inlet port and second inlet port for before clamping milling cutter, toward the in-process of adding lubricating oil in the oil feed passageway, lubricating oil is difficult to spill over from first inlet port and second inlet port, when milling cutter processing rotated, receives the centrifugal force influence, and lubricating oil can follow in first inlet port and the second inlet port flow to in milling cutter chip groove and the reamer chip groove.
Further, a plurality of louvres have been seted up along its radial direction to milling cutter portion, louvre quantity with first inlet port is the same, and every louvre corresponds one first inlet port, both parallel arrangement, just the louvre is located the inlet port top, and every louvre one end with oil feed passageway intercommunication, one end with milling cutter chip groove intercommunication, the louvre with oil feed passageway cross-section is the same.
Through adopting above-mentioned technical scheme, because the diameter of first inlet port and second inlet port is 0.1mm, the radiating effect is not good, sets up the louvre that is located both tops, plays the radiating effect better.
Further, the handle, the neck and the blade are integrally formed.
Further, the milling cutter employs a coating ATN.
To sum up, the utility model discloses following beneficial effect has:
1. through the arrangement of the milling cutter part, the reamer part and the drill head part, the effect of processing in place in one step through a plurality of working procedures is achieved;
2. through setting up oil feed passageway, first inlet port, second inlet port, play the reprocessing in-process and to the better lubricated and better radiating effect in machining area.
Drawings
Fig. 1 is a schematic structural diagram of a drilling, reaming and milling cutter according to an embodiment of the present invention;
fig. 2 is a schematic view of a partially enlarged structure of a drilling, reaming and milling cutter according to an embodiment of the present invention;
fig. 3 is a schematic cross-sectional structural view of a reamer part according to an embodiment of the present invention.
In the figure: 1. a handle; 11. an oil inlet channel; 2. a neck portion; 3. a blade part; 31. a milling cutter part; 311. a milling cutter cutting edge; 312. a milling cutter chip groove; 313. a first oil inlet hole; 314. heat dissipation holes; 32. a reamer part; 321. a reamer cutting edge; 322. a reamer chip groove; 323. a second oil inlet hole; 33. drilling a head part; 331. and (4) drilling a tip.
Detailed Description
Example (b):
the present invention will be described in further detail with reference to the accompanying fig. 1-3.
A milling cutter for drilling, reaming and milling is disclosed, as shown in fig. 1-3, comprising a cylindrical handle 1, a conical neck 2 and a blade 3, which are integrally formed, wherein the milling cutter adopts a coating ATN. Wherein 2 great one ends of neck diameter are connected with stalk portion 1, the less one end of diameter is connected with blade portion 3, stalk portion 1 has a central axis, blade portion 3 has milling cutter portion 31 to keeping away from 2 one end of neck in proper order from connecting 2 one ends of neck, reamer portion 32, drill bit portion 33, wherein milling cutter portion 31, reamer portion 32 and the coaxial setting of drill bit portion 33, drill bit portion 33 head is 118 drill point 331, drill bit portion 33 side has the double-edged land, reamer portion 32 is provided with a plurality of reamer cutting edges 321 along its clockwise circulation of circumferential direction, milling cutter portion 31 lateral wall has a plurality of milling cutter cutting edges 311 that distribute along its circumferential direction, the helix angle of milling cutter cutting edge 311 is 0. Milling cutter sets gradually drill bit portion 33, reamer portion 32, milling cutter portion 31 from the tip, adds man-hour to the part, processes the part through boring, hank processing and milling processing respectively, and trinity setting can be under the prerequisite of not tool changing, and the machining of whole part is accomplished in one step to targetting in place.
A reamer chip groove 322 is formed between two adjacent reamer cutting edges 321, a milling cutter chip groove 312 is formed between two adjacent milling cutter cutting edges 311, an oil inlet channel 11 which is coaxial with the central axis is arranged on the end surface of one end of the handle part 1 which is far away from the neck part 2, the oil inlet channel 11 respectively penetrates through the handle part 1, the neck part 2, the milling cutter part 31 and the reamer part 32 along the central axis direction, a plurality of first oil inlet holes 313 are arranged on the milling cutter part 31 along the radial direction, the plurality of first oil inlet holes 313 are uniformly distributed along the central axis, one end of each of the plurality of first oil inlet holes 313 is communicated with the oil inlet channel 11, the other end of, and one end of the connecting oil inlet channel 11 is lower than the height of one end of the connecting milling cutter chip groove 312, the reamer part 32 is provided with a second oil inlet hole 323 along the radial direction, one end of the second oil inlet hole 323 is communicated with the oil inlet channel 11, the other end is communicated with the reamer chip groove 322, and one end of the connecting oil inlet channel 11 is lower than the height of one end of the connecting reamer chip groove 322.
By arranging the first oil inlet hole 313 and the second oil inlet hole 323, lubricating oil can be injected into the milling cutter part 31 and the reamer part 32 through the oil inlet channel 11 before the milling cutter is used, in the machining process, due to the high-speed operation of the milling cutter, the lubricating oil below the port of the second oil inlet hole 323 in the oil inlet channel 11 is thrown out through the first oil inlet hole 313 and the second oil inlet hole and enters the milling cutter chip discharge groove 312 and the reamer chip discharge groove 322 to achieve a good lubricating effect, and meanwhile, after the lubricating oil in the oil inlet channel 11, the first oil inlet hole 313 and the second oil inlet hole 323 is thrown out, a part of high-temperature cutting parts in the milling cutter chip discharge groove 312 and the reamer chip discharge groove 322 can also dissipate heat through the oil inlet channel 11, the first oil inlet hole 313 and the second oil inlet hole 323 to achieve two effects of lubrication and heat dissipation.
The diameters of the first oil inlet hole 313 and the second oil inlet hole 323 are 0.1 mm. The diameters of the first oil inlet hole 313 and the second oil inlet hole 323 are set to be 0.1mm, so that before the milling cutter is clamped, in the process of adding lubricating oil into the oil inlet channel 11, the lubricating oil is not easy to overflow from the first oil inlet hole 313 and the second oil inlet hole 323, when the milling cutter rotates in a machining mode, the lubricating oil can flow into the milling cutter chip groove 312 and the reamer chip groove 322 from the first oil inlet hole 313 and the second oil inlet hole 323 under the influence of centrifugal force.
The milling cutter part 31 is provided with a plurality of heat dissipation holes 314 along the radial direction, the number of the heat dissipation holes 314 is the same as that of the first oil inlet 313, each heat dissipation hole 314 corresponds to one first oil inlet 313, the heat dissipation holes 314 are arranged in parallel, the heat dissipation holes 314 are located above the oil inlets, one end of each heat dissipation hole 314 is communicated with the oil inlet channel 11, one end of each heat dissipation hole 314 is communicated with the milling cutter chip groove 312, and the sections of the heat dissipation holes 314 and the oil inlet channel 11 are the same. Because the diameter of first inlet port 313 and second inlet port 323 is 0.1mm, the radiating effect is not good, sets up the louvre 314 that is located both tops, plays better radiating effect.
It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are used for distinguishing two entities with the same name but different names or different parameters, and it is understood that "first" and "second" are only used for convenience of expression and should not be understood as limitations to the embodiments of the present invention, and the following embodiments do not describe any more.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a drilling reaming milling cutter, includes cylindric stalk portion (1), coniform neck (2), cutting part (3), wherein the great one end of neck (2) diameter with stalk portion (1) are connected, the less one end of diameter with cutting part (3) are connected, stalk portion (1) have a central axis, its characterized in that: cutting part (3) are from connecting neck (2) one end is to keeping away from neck (2) one end has milling cutter portion (31), reamer portion (32), drill bit portion (33) in proper order, wherein milling cutter portion (31) reamer portion (32) drill bit portion (33) coaxial setting, drill bit portion (33) head is 118 drill point (331), drill bit portion (33) side has the double-edge land, reamer portion (32) are provided with a plurality of reamer cutting edges (321) along its clockwise circulation of circumferential direction, milling cutter portion (31) lateral wall has a plurality of milling cutter cutting edges (311) that distribute along its circumferential direction, the helix angle of milling cutter cutting edge (311) is 0.
2. The drill reaming milling cutter according to claim 1, characterized in that: adjacent two be formed with reamer chip groove (322) between reamer cutting edge (321), adjacent two form milling cutter chip groove (312) between milling cutter cutting edge (311), stalk portion (1) is kept away from neck (2) one end terminal surface seted up with coaxial oil feed passageway (11) of the central axis, oil feed passageway (11) are followed the central axis direction runs through respectively stalk portion (1), neck (2), milling cutter portion (31) reach milling cutter portion (32), milling cutter portion (31) have seted up a plurality of first inlet ports (313) along its radial direction, and is a plurality of first inlet port (313) are followed the central axis evenly distributed, and are a plurality of first inlet port (313) one end with oil feed passageway (11) intercommunication, the other end with milling cutter chip groove (312) intercommunication, and connect oil feed passageway (11) one end is less than and connects milling cutter chip groove (312) one end height, the reamer part (32) is provided with a second oil inlet hole (323) along the radial direction, one end of the second oil inlet hole (323) is communicated with the oil inlet channel (11), the other end of the second oil inlet hole is communicated with the reamer chip groove (322), and the second oil inlet hole is connected with one end of the oil inlet channel (11) and is lower than and connected with one end of the reamer chip groove (322) in height.
3. The drill reaming milling cutter according to claim 2, characterized in that: the diameters of the first oil inlet hole (313) and the second oil inlet hole (323) are 0.1 mm.
4. The drill reaming milling cutter according to claim 3, wherein: a plurality of louvres (314) have been seted up along its radial direction in milling cutter portion (31), louvre (314) quantity with first inlet port (313) are the same, and every louvre (314) correspond one first inlet port (313), both parallel arrangement, just louvre (314) are located the inlet port top, and every louvre (314) one end with oil feed passageway (11) intercommunication, one end with milling cutter chip groove (312) intercommunication, louvre (314) with oil feed passageway (11) cross-section is the same.
5. The drill reaming milling cutter according to claim 1, characterized in that: the handle part (1), the neck part (2) and the blade part (3) are integrally formed.
6. The drill reaming milling cutter according to claim 1, characterized in that: the milling cutter adopts coating ATN.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077411.8U CN212469935U (en) | 2020-06-12 | 2020-06-12 | Drilling, reaming and milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021077411.8U CN212469935U (en) | 2020-06-12 | 2020-06-12 | Drilling, reaming and milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212469935U true CN212469935U (en) | 2021-02-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021077411.8U Active CN212469935U (en) | 2020-06-12 | 2020-06-12 | Drilling, reaming and milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212469935U (en) |
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2020
- 2020-06-12 CN CN202021077411.8U patent/CN212469935U/en active Active
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