CN204997125U - Orificial counter blade milling cutter structure is used for processing - Google Patents
Orificial counter blade milling cutter structure is used for processing Download PDFInfo
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- CN204997125U CN204997125U CN201520696042.3U CN201520696042U CN204997125U CN 204997125 U CN204997125 U CN 204997125U CN 201520696042 U CN201520696042 U CN 201520696042U CN 204997125 U CN204997125 U CN 204997125U
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Abstract
The utility model discloses an orificial counter blade milling cutter structure is used for processing, including the cutter body, the bottom of cutter body is provided with the handle of a knife, be fixed with the locating wheel on the handle of a knife, be provided with annular positioning groove on the outer peripheral face of locating wheel, the top of cutter body is provided with the cylindrical cutter head, the inner wall symmetry of cylindrical cutter head is provided with two sets of cutting edges, every group cutting edge includes by cylindrical cutter head top to cylindrical cutter head bottom end to end's first cutting edge in proper order, the second cutting edge, the third cutting edge, fourth cutting edge and the 5th cutting edge, first cutting edge wherein, the second cutting edge, fourth cutting edge and the 5th cutting edge are straight line shape, the third cutting edge is the arc. The utility model discloses can improve the not enough of prior art, improve the efficiency of pass processing, reduce the processing cost.
Description
Technical field
The utility model relates to a kind of milling machine processing tool, especially a kind of counter blade milling cutter construction for processing tube orifice.
Background technology
At present, the mouth of pipe processing for pipe series products is mainly first processed around its mouth of pipe with a cutter with a face milling cutters milling mouth of pipe end face again.Product clamping is fixed on fixture, cutter does circumference machining around its mouth of pipe, this kind of processing mode belongs to the cutter processing mode mutually circumscribed with the processed mouth of pipe, the main shaft of the technology mode cutter of such processing is just passed by one and is greater than the circumferential length with processed mouth of pipe outer circumference, such processing beat relatively can be long, and working (machining) efficiency relatively can be lower; In order on processing beat more hurry up, our great majority adopt PCD material to make blade, but PCD material cost is high, make and require high and cutting blade, tipping easily occur, in addition in processed mouth of pipe roughness, also can not get high guarantee because of long processing time; Require higher in cutter material, cutter manufacture cost is large, and cutter life is also greatly less than design service life, and input is comparatively large, waste is larger.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of counter blade milling cutter construction for processing tube orifice, can improve the deficiencies in the prior art, improves the efficiency of critical point processing, cuts down finished cost.
For solving the problems of the technologies described above, technical solution adopted in the utility model is as follows.
A kind of counter blade milling cutter construction for processing tube orifice, comprise cutter hub, the bottom of cutter hub is provided with handle of a knife, handle of a knife is fixed with locating wheel, the outer peripheral face of locating wheel is provided with annular positioning groove, the top of cutter hub is provided with cylindrical cutter head, the inwall of cylindrical cutter head is symmetrically arranged with two groups of blades, often organizing blade comprises by the first blade end to end successively bottom cylindrical cutter head top to cylindrical cutter head, second blade, 3rd blade, 4th blade and the 5th blade, wherein the first blade, second blade, 4th blade and the 5th blade are linear, 3rd blade is arc.
As preferably, the angle between described first blade and the second blade is 167 ° ± 10 °, and the angle of the 4th blade and the 5th blade is 131 ° ± 10 °, the two ends of the 3rd blade respectively with the second blade and the 4th blade tangent.
As preferably, described handle of a knife is truncated cone-shaped.
As preferably, bottom described handle of a knife, be provided with blind rivet.
As preferably, the degree of depth of described cylindrical cutter head is 45mm, and the internal diameter of cylindrical cutter head is 50mm.
The beneficial effect adopting technique scheme to bring is: the utility model cutting edge material elects Hardmetal materials as, and in cutting process, not easily tipping, the cost of charp tool and manufacture craft require that meeting is relatively low to this kind of material.In cutter structure, Tool Design becomes " n " character form structure and is designed to counter blade form, handle of a knife and cutter hub one trial-ray method, cutter rigidity is stronger, processing dimension stability is higher, and blade is designed to orifice configuration and is welded on cutter hub inwall, and mouth of pipe end face and the mouth of pipe one cutter machine.When tool sharpening, blade and mouth of pipe wall contacts, blade carries out the cutting mouth of pipe with mouth of pipe phase internal-cutting way and processes; The work in-process heart adds man-hour, and the circumference that machining center main shaft walks to be less than mouth of pipe outer circumference does peripheral milling processing, mills out mouth of pipe profile and mouth of pipe end face.This invention can reduce one the face milling cutters of milling mouth of pipe end face; Decrease the input of number of cutters, reduce the cost of charp tool, improve cutting-tool's used life, improve the combination property of cutter, improve working (machining) efficiency and the product processing quality of cutter.
Accompanying drawing explanation
Fig. 1 is the structure chart of the utility model detailed description of the invention.
Fig. 2 is the structure chart of blade in the utility model detailed description of the invention.
In figure: 1, cutter hub; 2, handle of a knife; 3, cylindrical cutter head; 4, the first blade; 5, the second blade; 6, the 3rd blade; 7, the 4th blade; 8, the 5th blade; 9, locating wheel; 10, annular positioning groove; 11, blind rivet.
Detailed description of the invention
With reference to Fig. 1-2, the utility model detailed description of the invention comprises cutter hub 1, the bottom of cutter hub 1 is provided with handle of a knife 2, handle of a knife 2 is fixed with locating wheel 9, the outer peripheral face of locating wheel 9 is provided with annular positioning groove 10, the top of cutter hub 1 is provided with cylindrical cutter head 3, the inwall of cylindrical cutter head 3 is symmetrically arranged with two groups of blades, often organizing blade comprises by the first blade 4 end to end successively bottom cylindrical cutter head 3 top to cylindrical cutter head 3, second blade 5, 3rd blade 6, 4th blade 7 and the 5th blade 8, wherein the first blade 4, second blade 5, 4th blade 7 and the 5th blade 8 are linear, 3rd blade 6 is arc.The length of the first blade and mouth of pipe peripheral wall length equal configuration; Second blade is used for processing tube orifice boss chamfering, the mouth of pipe boss chamfer dimesion of the second blade and mouth of pipe boss chamfer dimesion equal configuration; 3rd blade is used for processing tube orifice boss fillet, the mouth of pipe boss fillet size of the 3rd blade and mouth of pipe boss fillet size equal configuration; 4th blade is used for processing tube orifice boss rounded tip chamfering, the size of the 4th blade mouth of pipe boss rounded tip chamfering and mouth of pipe boss rounded tip chamfer dimesion equal configuration; 5th blade is used for processing tube orifice end face, and the 5th blade mouth of pipe face size is greater than mouth of pipe gauge and is about 2mm and designs, and mouth of pipe crudy is more reliable and more stable.The work in-process heart adds man-hour, and the circumference that machining center main shaft walks to be less than mouth of pipe outer circumference does peripheral milling processing, mills out mouth of pipe profile and mouth of pipe end face.This invention can reduce one the face milling cutters of milling mouth of pipe end face; Decrease the input of number of cutters, reduce the cost of charp tool, improve cutting-tool's used life, improve the combination property of cutter, improve working (machining) efficiency and the product processing quality of cutter.After machining tool starts, descending to blade milling cutter center and processing tube orifice center superposition, cutting edge roundness moves on to processed nozzle position end and stops descending rear main shaft to walk circle processing, rotates and walk the circular motion of blade milling cutter center to processing tube orifice center when processing starts to blade milling cutter.After machining, machining center main shaft is displaced to behind blade milling cutter center and mouth of pipe center superposition and withdrawing, machines.
Angle between first blade 4 and the second blade 5 is 167 ° ± 10 °, and be preferably 167 °, the angle of the 4th blade 7 and the 5th blade 8 is 131 ° ± 10 °, is preferably 131 °, the two ends of the 3rd blade 6 respectively with the second blade 5 and the 4th blade 7 tangent.Above-mentioned preferred machining angle is in the product using the tool sharpening of this structure to go out, the one that yields is the highest.Use the cutter that other angle coordinates, due to the cutting stress skewness of angle, so the probability producing cutting blade and tipping can be increased.The cooperation of above-mentioned optimized angle can improve the stability of cutter in working angles, thus obtains higher yields.
Handle of a knife 2 is truncated cone-shaped, is convenient on different types of machine tool fixing.Because the fixed form of circle is the simplest, the fixture of various structures can be adopted to be fixed, compared with the fixed form of other shape, strong adaptability.
In prior art, handle of a knife generally adopts radial fixing mode to be fixed installation, and this will make the axial restraint dynamics of handle of a knife generally not enough.Easily axial float is there is in the working angles of high strength.Blind rivet 11 is provided with bottom handle of a knife 2.Blind rivet 11 is convenient to be fixed on lathe, can improve the axial restraint stability of cutter.
In cutter rotary course, if its pivot is positioned at the outside of cutter, then the amplitude vibrated when can increase rotation.The degree of depth of cylindrical cutter head 3 is 45mm, and the internal diameter of cylindrical cutter head 3 is 50mm.The preferred cooperation of the cylindrical cutter head degree of depth and internal diameter, can ensure that pivot is positioned at cutter interior, improves the rotational stabilization of cylindrical cutter head 3 in feed working angles, certainly also can strengthen according to the diameter change of the product mouth of pipe is corresponding or reduces.
More than show and describe general principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and description just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (5)
1. the counter blade milling cutter construction for processing tube orifice, it is characterized in that: comprise cutter hub (1), the bottom of cutter hub (1) is provided with handle of a knife (2), handle of a knife (2) is fixed with locating wheel (9), the outer peripheral face of locating wheel (9) is provided with annular positioning groove (10), the top of cutter hub (1) is provided with cylindrical cutter head (3), the inwall of cylindrical cutter head (3) is symmetrically arranged with two groups of blades, often organizing blade comprises by cylindrical cutter head (3) top first blade (4) end to end successively to cylindrical cutter head (3) bottom, second blade (5), 3rd blade (6), 4th blade (7) and the 5th blade (8), wherein the first blade (4), second blade (5), 4th blade (7) and the 5th blade (8) are linear, 3rd blade (6) is arc.
2. the counter blade milling cutter construction for processing tube orifice according to claim 1, it is characterized in that: the angle between described first blade (4) and the second blade (5) is 167 ° ± 10 °, the angle of the 4th blade (7) and the 5th blade (8) is 131 ° ± 10 °, the two ends of the 3rd blade (6) respectively with the second blade (5) and the 4th blade (7) tangent.
3. the counter blade milling cutter construction for processing tube orifice according to claim 1, is characterized in that: described handle of a knife (2) is truncated cone-shaped.
4. the counter blade milling cutter construction for processing tube orifice according to claim 1, is characterized in that: described handle of a knife (2) bottom is provided with blind rivet (11).
5. the counter blade milling cutter construction for processing tube orifice according to claim 1, is characterized in that: the degree of depth of described cylindrical cutter head (3) is 45mm, and the internal diameter of cylindrical cutter head (3) is 50mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696042.3U CN204997125U (en) | 2015-09-09 | 2015-09-09 | Orificial counter blade milling cutter structure is used for processing |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520696042.3U CN204997125U (en) | 2015-09-09 | 2015-09-09 | Orificial counter blade milling cutter structure is used for processing |
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| CN204997125U true CN204997125U (en) | 2016-01-27 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108222A (en) * | 2015-09-09 | 2015-12-02 | 温州瑞明工业股份有限公司 | Opposite edge milling cutter structure for machining pipe orifices |
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2015
- 2015-09-09 CN CN201520696042.3U patent/CN204997125U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105108222A (en) * | 2015-09-09 | 2015-12-02 | 温州瑞明工业股份有限公司 | Opposite edge milling cutter structure for machining pipe orifices |
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