CN219074485U - Milling cutter for machining water nozzle - Google Patents
Milling cutter for machining water nozzle Download PDFInfo
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- CN219074485U CN219074485U CN202223204031.8U CN202223204031U CN219074485U CN 219074485 U CN219074485 U CN 219074485U CN 202223204031 U CN202223204031 U CN 202223204031U CN 219074485 U CN219074485 U CN 219074485U
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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 provides a milling cutter for machining a water nozzle, which comprises a cutter handle and a cutter head which are sequentially connected, wherein the cutter head comprises a cutting edge, the cutting edge comprises a milling ring groove part, a milling cone part, a milling column part and a chamfer part which are sequentially arranged along the axial direction of the milling cutter, and the first direction is the axial direction of the milling cutter and the direction from the cutter head to the cutter handle. The cutter head of the milling cutter provided by the utility model has a plurality of cutting parts with different functions, so that a plurality of parts of the water nozzle can be cut simultaneously, tool changing is not needed in the machining process, and the machining efficiency and the machining precision are improved.
Description
Technical Field
The utility model relates to the technical field of cutters, in particular to a milling cutter for machining a water nozzle.
Background
Referring to fig. 3, a conventional water nozzle 3 having a quick-insertion structure includes an insertion portion 31, a stepped portion 32, and a locking portion 33, which are sequentially provided in a communication direction thereof. The insertion portion 31 is a circular tube, and an extension end of the insertion portion 31 is rounded. The stepped portion 32 has a truncated cone shape, and the outer diameter of the stepped portion 32 gradually increases in the direction from the insertion portion 31 to the stepped portion 32. The engaging portion 33 is an annular groove, and the engaging portion 33 is adjacent to the step portion 32.
When the water nozzle 3 with the quick-insertion structure is processed, four different cutters are needed to respectively cut the insertion part 31, the step part 32 and the clamping part 33, so that the processing efficiency is low; in addition, frequent tool replacement affects the machining accuracy of the water nozzle 3.
Disclosure of Invention
The utility model provides a milling cutter which does not need tool changing when a water nozzle with a quick-insert structure is machined and has high machining precision.
In order to achieve the above purpose, the milling cutter for machining the water nozzle provided by the utility model comprises a cutter handle and a cutter head which are sequentially connected, wherein the cutter head comprises a cutting edge; the cutting edge comprises a milling ring groove part, a milling cone part, a milling column surface part and a chamfering part which are sequentially arranged along a first direction, wherein the first direction is the axial direction of the milling cutter and is along the direction from the cutter head to the cutter handle; the radial distance from the milling ring groove part to the axis of the milling cutter is a first distance; the milling conical surface part comprises a first end part and a second end part which are sequentially positioned at two extending ends of the milling conical surface part along a first direction, wherein the radial distance from the first end part to the axis of the milling cutter is a second distance, the radial distance from the second end part to the axis of the milling cutter is a third distance, the second distance is smaller than the first distance, and the radial distance from the milling conical surface part to the axis of the milling cutter is gradually increased from the second distance to the third distance along the first direction; the radial distance from the milling column surface to the axis of the milling cutter is a third distance; the radial distance from the chamfer to the axial center of the milling cutter increases gradually from the third distance in the first direction.
According to the scheme, the cutting edge comprises the milling ring groove part, the milling cone part, the milling column surface part and the chamfer part which are sequentially arranged along the first direction, and when the water nozzle with the quick-insertion structure is processed, the inserting part, the step part and the clamping part of the water nozzle can be processed at the same time without changing a cutter, so that the processing efficiency of the water nozzle is improved; meanwhile, the milling ring groove part, the milling cone part, the milling column surface part and the chamfer position of the cutting edge are relatively fixed without changing the cutter during processing, so that the processing precision is higher when the cutter is used for processing the water nozzle.
According to the scheme, the milling cutter further comprises a milling end face part; the chamfering part and the end surface milling part are sequentially arranged along the first direction; the extending direction of the milling end face part is perpendicular to the axial direction of the milling cutter.
It follows that the end-milling portion is capable of cutting and leveling the extended end of the tap.
According to the scheme, the milling ring groove part, the milling cone part, the milling column part, the chamfer part and the milling end surface part are sequentially connected and integrally formed
Therefore, the milling ring groove part, the milling cone part, the milling column part, the chamfer part and the milling end surface part are connected and integrally formed, so that the structure of the milling cutter for machining the water nozzle is more stable and reliable, and the machining precision is higher.
According to the scheme, the milling cone face part extends along the conical rotation line; and/or the milled cylindrical portion extends along a cylindrical helix.
Thus, the milling conical surface part extends along the conical wheel spiral line; and/or the milled cylindrical portion extends along a cylindrical helix. The milling conical surface part and the milling cylindrical surface part always keep point contact when the water nozzle is cut, and the contact point sequentially moves along the conical wheel spiral line and the cylindrical spiral line along with the rotation of the cutter head, so that the contact area of the cutter head and the water nozzle is reduced, and the cutting resistance is reduced.
According to the above-mentioned scheme, at least three cutting edges are uniformly arranged along the circumferential direction of the milling cutter.
Therefore, the arrangement of a plurality of cutting edges can improve the cutting efficiency; for only setting up a cutting edge, multichannel cutting edge cuts the water injection well choke in proper order and makes the wearing and tearing of cutting edge diminish, has prolonged the life of cutter, and multichannel cutting edge evenly distributed makes the cutter rotatory time can not produce eccentric force in the circumference of tool bit, has guaranteed machining precision.
According to the scheme, chip grooves are formed between two adjacent cutting edges and extend from the cutter head to the cutter handle in a spiral mode.
Therefore, the arrangement of the chip grooves can prevent the scraps generated by cutting from affecting the machining precision even though the scraps are discharged.
According to the scheme, the outer wall surface of the chip removal groove is a smooth curved surface.
Thus, the smooth curved surface is more beneficial to the discharge of the scraps.
According to the scheme, the milling ring groove part comprises a milling ring groove tail end and a milling ring groove head end which are sequentially arranged along the rotation direction of the cutter head; the width of the tail end of the milling ring groove is larger than that of the head end of the milling ring groove, and the width direction of the milling ring groove part is the first direction.
Therefore, the width of the tail end of the milling ring groove is larger than that of the head end of the milling ring groove, the head end of the milling ring groove is contacted with the outer wall surface of the water nozzle first, the head end of the milling ring groove with smaller width reduces cutting resistance, the feeding difficulty is reduced, and the cutting efficiency is improved.
According to the scheme, the radial distance from the tail end of the milling ring groove to the axis of the milling cutter is larger than the radial distance from the head end of the milling ring groove to the axis of the milling cutter, and the radial distance from the tail end of the milling ring groove to the axis of the milling cutter is the first distance.
Therefore, the radial distance from the head end of the milling ring groove to the tail end of the milling ring groove is gradually increased, and the cutting depth of the milling ring groove part when the milling ring groove part is used for machining the water nozzle is gradually changed from shallow to deep, so that the cutting resistance of the milling ring groove part is reduced, and the machining efficiency is improved.
According to the above, further, the first distance is equal to the third distance.
Therefore, the first distance is equal to the third distance, so that the inner diameter of the groove of the processed water nozzle is equal to the outer diameter of the plug-in part of the water nozzle.
Drawings
Fig. 1 is a block diagram of a first view of an embodiment of a milling cutter for a machining water nozzle according to the present utility model.
Fig. 2 is a block diagram of a second view of an embodiment of a milling cutter for a machining water nozzle according to the present utility model.
Fig. 3 is a schematic view showing the fit relationship of the milling cutter for machining a water nozzle according to the present utility model when the water nozzle is machined.
Fig. 4 is a partial enlarged view at a in fig. 1.
The utility model is further described below with reference to the drawings and examples.
Detailed Description
Referring to fig. 1, a milling cutter for machining a water nozzle includes a cutter head 1 and a shank 2, the cutter head 1 and the shank 2 being integrally formed.
The tool bit 1 comprises four cutting edges 11 uniformly distributed on the periphery of the tool bit, chip grooves 12 are formed between any two adjacent cutting edges 11, the outer wall surface of each chip groove 12 is a smooth curved surface, and the chip grooves 12 and the cutting edges 11 extend along a spiral line. In the first direction, the cutting edge 11 includes a milled-ring groove portion 111, a milled-cone portion 112, a milled-column face portion 113, a chamfer portion 114, and a milled-end face portion 115, which are connected in this order. The first direction of the present utility model is the axial direction of the milling cutter and is the direction from the milling ring groove portion 111 to the chamfer portion 114.
Referring to fig. 3, a water nozzle 3 having a quick-insert structure is instead manufactured to include an insert portion 31, a stepped portion 32, and a snap portion 33, which are sequentially connected in the axial direction thereof. The outer diameter of the insertion portion 31 is a fixed value, and the insertion end 311 of the insertion portion 31 is rounded. The outer contour of the step portion 32 is truncated cone-shaped, and the outer diameter of the step portion 32 gradually increases in the direction from the insertion portion 31 to the step portion 32. The engaging portion 33 is an annular groove recessed in the radial direction of the water nozzle 3, and the outer diameter of the engaging portion 33 is equal to the outer diameter of the insertion portion 31.
Referring again to fig. 2 and 3, the milling cutter for machining the water nozzle can rotate around the axis thereof to machine the water nozzle 3. The milled groove 111 is used to process the engagement portion 33 of the tap 3. The milling ring groove 111 is a strip-shaped protrusion extending along the radial direction of the cutter head. Referring to fig. 2 again, along the rotation direction of the cutter head 1, the milling groove portion 111 includes a milling groove tail end 1112 and a milling groove head end 1111 sequentially disposed; the radial distance from the tail end 1112 of the milling groove to the axis of the milling cutter is a first distance r2; the radial distance from the milling groove head 1111 to the axis of the milling cutter is a fourth distance r1, and the first distance r2 is greater than the fourth distance r1. Referring again to fig. 4, in the first direction, the width of the tail end 1112 of the milling ring groove is a second width a, the width of the head end 1111 of the milling ring groove is a first width b, and the second width a is greater than the first width b. The direction of rotation of the cutter head 1 is clockwise in fig. 2. When the cutter head 1 performs cutting processing on the water nozzle 3, the head 1111 of the milling groove is firstly contacted with the water nozzle 3, and along with the rotation of the cutter head 1, the cutting depth and the grooving width of the milling groove 111 on the water nozzle 3 become larger gradually until the tail 1112 of the milling groove is contacted with the water nozzle 3.
Referring to fig. 1 and 2, the tapered surface portion 112 is used to machine the stepped portion 32 of the water nozzle 3. The milling cone portion 112 is connected with the milling ring groove portion 111; the milling cone face 112 extends along a conical helix with a helix angle of 20 deg. + -1 deg.; the tapered surface portion 112 includes a first end portion 1121 and a second end portion 1122 at extending ends thereof in this order, wherein a radial distance from the first end portion 1121 to an axial center of the milling cutter is a second distance, a radial distance from the second end portion 1122 to the axial center of the milling cutter is a third distance, and the third distance is greater than the second distance and equal to the first distance.
The milling cylindrical surface part 113 is used for processing the plug-in part 31 of the water nozzle 3, the milling cylindrical surface part 113 is connected with the milling conical surface part 112, and the milling cylindrical surface part 113 is connected with the second end 1122 of the milling conical surface part 112; the milling column surface 113 extends along a cylindrical spiral line, the spiral angle of the cylindrical spiral line is 20 degrees plus or minus 1 degrees, and the radial distance from the milling column surface 113 to the axis of the milling cutter is a third distance, namely, the radial distance from the milling column surface 113 to the axis of the milling cutter is the same as the radial distance from the tail end 1112 of the milling ring groove to the axis of the milling cutter.
The chamfer 114 is used for rounding the insertion end 311 of the water nozzle 3, and the cross section of the chamfer 114 is a concave rounded corner; in the first direction, the radial distance from the chamfer 114 to the axial center of the milling cutter increases gradually.
The milling end surface portion 115 is used for milling a plane on the extending end portion of the water nozzle 3, and the plane where the cutting edge of the milling end surface portion 115 is located is perpendicular to the axial direction of the milling cutter.
In summary, the milling cutter for machining the water nozzle comprises five cutting parts which are sequentially connected and have different functions, and the water nozzle 3 with a quick-insert structure can be machined by only one cutter, so that the machining efficiency is improved; the tool is not required to be replaced in the machining process, and the reduction of machining precision caused by tool replacement is avoided. The junk slots 12 are arranged to enable the chips generated in the cutting process to be discharged in time. The spirally extending milling cone portion 112 and the milling cylinder portion 113 gradually contact the milling cone portion 112 and the milling cylinder portion 113 with the water nozzle 3, and cutting resistance is reduced.
In other embodiments, the chamfer is used to chamfer.
Finally, it should be emphasized that the foregoing description is merely illustrative of the preferred embodiments of the utility model, and that various changes and modifications can be made by those skilled in the art without departing from the spirit and principles of the utility model, and any such modifications, equivalents, improvements, etc. are intended to be included within the scope of the utility model.
Claims (10)
1. The utility model provides a milling cutter for processing water injection well choke, includes handle of a knife and tool bit that connects gradually, the tool bit includes cutting edge, its characterized in that:
the cutting edge comprises a milling ring groove part, a milling cone part, a milling column surface part and a chamfering part which are sequentially arranged along a first direction, wherein the first direction is the axial direction of the milling cutter and is along the direction from the cutter head to the cutter handle;
the radial distance from the milling ring groove part to the axis of the milling cutter is a first distance;
the milling conical surface part comprises a first end part and a second end part which are sequentially positioned at two extending ends of the milling conical surface part along the first direction, the radial distance from the first end part to the axis of the milling cutter is a second distance, the radial distance from the second end part to the axis of the milling cutter is a third distance, the second distance is smaller than the first distance, and the radial distance from the milling conical surface part to the axis of the milling cutter is gradually increased from the second distance to the third distance along the first direction;
the radial distance from the milling column surface part to the axis of the milling cutter is the third distance;
the radial distance from the chamfer portion to the axial center of the milling cutter is gradually increased from the third distance along the first direction.
2. The milling cutter for machining a water nozzle according to claim 1, wherein:
the cutting edge also comprises a milling end face part;
the chamfer part and the end milling part are sequentially arranged along the first direction;
the plane of the edge of the milling end face part is perpendicular to the axial direction of the milling cutter.
3. The milling cutter for machining a water nozzle according to claim 2, wherein:
the milling ring groove part, the milling cone part, the milling column part, the chamfer part and the milling end face part are sequentially connected and integrally formed.
4. A milling cutter for machining a water nozzle according to any one of claims 1 to 3, wherein:
the milling cone face part extends along a conical wheel spiral line;
and/or the milling cylindrical surface part extends along a cylindrical spiral line.
5. A milling cutter for machining a water nozzle according to any one of claims 1 to 3, wherein:
at least three cutting edges are uniformly arranged along the circumferential direction of the milling cutter.
6. The milling cutter for machining a water nozzle according to claim 5, wherein:
chip grooves are formed between two adjacent cutting edges and extend from the cutter head to the cutter handle in a spiral mode.
7. The milling cutter for machining a water nozzle according to claim 6, wherein:
the groove surface of the chip groove is a smooth curved surface.
8. A milling cutter for machining a water nozzle according to any one of claims 1 to 3, wherein:
the milling ring groove part comprises a milling ring groove tail end and a milling ring groove head end which are sequentially arranged along the rotation direction of the cutter head; the width of the tail end of the milling ring groove is larger than that of the head end of the milling ring groove, and the width direction of the milling ring groove part is the first direction.
9. The milling cutter for machining a water nozzle according to claim 8, wherein:
the radial distance from the tail end of the milling ring groove to the axis of the milling cutter is larger than the radial distance from the head end of the milling ring groove to the axis of the milling cutter, and the radial distance from the tail end of the milling ring groove to the axis of the milling cutter is a first distance.
10. A milling cutter for machining a water nozzle according to any one of claims 1 to 3, wherein:
the first distance is equal to the third distance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223204031.8U CN219074485U (en) | 2022-11-29 | 2022-11-29 | Milling cutter for machining water nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223204031.8U CN219074485U (en) | 2022-11-29 | 2022-11-29 | Milling cutter for machining water nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219074485U true CN219074485U (en) | 2023-05-26 |
Family
ID=86402996
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223204031.8U Active CN219074485U (en) | 2022-11-29 | 2022-11-29 | Milling cutter for machining water nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219074485U (en) |
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2022
- 2022-11-29 CN CN202223204031.8U patent/CN219074485U/en active Active
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