CN103878429A - Large-feeding type four-edge end mill - Google Patents
Large-feeding type four-edge end mill Download PDFInfo
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- CN103878429A CN103878429A CN201410074450.5A CN201410074450A CN103878429A CN 103878429 A CN103878429 A CN 103878429A CN 201410074450 A CN201410074450 A CN 201410074450A CN 103878429 A CN103878429 A CN 103878429A
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Abstract
The invention discloses a large-feeding type four-edge end mill which comprises a handle part and an edge part, wherein the edge part comprises side cutting edges arranged on the cylindrical surface of the edge part and bottom cutting edges arranged on the end surface; the bottom cutting edges are arranged in sequence according to the sequence of a first main edge, a first auxiliary edge, a second main edge and a second auxiliary edge; main chip cavities are formed between the first main edge and the first auxiliary edge and between the second main edge and the second auxiliary edge; auxiliary chip cavities are formed between the first auxiliary edge and the second main edge and between the second auxiliary edge and the first main edge; the main chip cavities are deeper than the auxiliary chip cavities. The large-feeding type our-edge end mill adopts the four cutting edges which are asymmetrically arranged, has certain rigidity while being improved in chip removal capability, achieves large-feeding processing and is high in processing efficiency.
Description
Technical field
The present invention relates to a kind of roughing feed slotting cutter, particularly relate to a kind of roughing feed four sword slotting cutters, belong to machining cutting tool technical field.
Background technology
Milling cutter is cutting tool conventional in field of machining, generally has cylindrical face shaping, at periphery and an end section, cutting edge is set, and by the rotation of milling cutter, workpiece is processed.Slotting cutter is the class in milling cutter, belongs to shank milling cutter, is usually used in processing side and the curved surface of groove, inner chamber and workpiece.According to the quantity of cutting edge, slotting cutter has two-edged, three swords, four swords, five swords, six sword equal-specifications, and in common Design Milling, the milling cutter that sword number is few has larger filings-containing cavity, and the milling cutter filings-containing cavity that sword number is many is less.The size of filings-containing cavity has affected the chip removal performance of cutter, and then has affected the amount of feeding of cutter, and under identical condition, the slotting cutter of few sword number has larger feeding cutting output, and natural working (machining) efficiency is also higher.But few sword is counted slotting cutter owing to having the filings-containing cavity of increasing, the blade entirety Bao Erchang that seems, therefore rigidity is poor, frangibility in process.
Four sword slotting cutter designs in the past, as disclosed in Chinese patent CN202506887U " alloy four blade milling cutters " and Chinese patent CN203184732U disclosed " four blade milling cutters ", its end face cutting edge is symmetric design, the filings-containing cavity that each sword is corresponding is all identical, chip removal is consistent, and this structural design has above-mentioned solid capacity compared with the little and good feature of rigidity.
Summary of the invention
For above-mentioned the deficiencies in the prior art, the object of this invention is to provide a kind of roughing feed four sword slotting cutters, strengthen the chip removal ability of four sword slotting cutters, carry out roughing feed processing.
Technical scheme of the present invention is such: a kind of roughing feed four sword slotting cutters, comprise shank and blade, it is characterized in that: described blade comprises the side cutting edge that is arranged on the blade face of cylinder and the end cutting edge that is arranged on end face, cutting edge of the described end is by the first main sword, the first secondary sword, the second main sword and the second secondary sword order are arranged successively, between described the first main sword and the first secondary sword, and second be provided with main filings-containing cavity between main sword and the second secondary sword, between described the first secondary sword and the second main sword, and second be provided with secondary filings-containing cavity between secondary sword and the first main sword, the described main filings-containing cavity degree of depth is greater than the secondary filings-containing cavity degree of depth.
In a specific embodiment of the present invention, between described the first main sword and the first secondary sword, and second be provided with main chip area between main sword and the second secondary sword, between described the first secondary sword and the second main sword, and second be provided with secondary chip area between secondary sword and the first main sword, described main width of chip space is greater than secondary width of chip space.
Technical scheme provided by the present invention, spaced master by size, secondary filings-containing cavity possesses different bat bits abilities in the time that slotting cutter carries out machining, than the two-edged slotting cutter being arranged symmetrically with, main, the total chip removal of secondary filings-containing cavity does not decline to a great extent, there is larger lifting than traditional four sword slotting cutters, and the filings-containing cavity of comparing two-edged slotting cutter due to the main filings-containing cavity degree of depth is shallow, therefore slotting cutter integral rigidity is better than two-edged slotting cutter, possesses again the chip removal ability of two-edged slotting cutter simultaneously, realize roughing feed processing, adopt four cutting edges to arrange and promoted milling processing shock resistance, make smear metal process steady, machining accuracy is high.
Brief description of the drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is shear blade structural representation of the present invention.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, but not as a limitation of the invention.
Refer to Fig. 1 and Fig. 2, roughing feed four sword slotting cutters, the rear end of this slotting cutter is the shank 1 for being clamped by machine tool chief axis, front end is the blade 2 that carries out milling processing.Blade 2 comprises the side cutting edge 3 that is arranged on the blade face of cylinder and the end cutting edge 4 that is arranged on end face, in an embodiment of the present invention, end cutting edge 4 has four cutting edges, and four cutting edges are arranged successively by the first main sword 41, the first secondary sword 42, the second main sword 43 and the second secondary sword 44 orders.Between the first main sword 41 and the first secondary sword 42, and be processed with groove between the second main sword 43 and the second secondary sword 44, this groove is main filings-containing cavity 5.Equally between the first secondary sword 42 and the second main sword 43, and be processed with groove between the second secondary sword 44 and the first main sword 41, this groove is secondary filings-containing cavity 6.That main filings-containing cavity 5 is connected with secondary filings-containing cavity 6 is sword front curve 4a and the land curved surface 4b of adjacent two cutting edges.While processing this cutter, make main filings-containing cavity 5 degree of depth be greater than secondary filings-containing cavity 6 degree of depth, at the bottom of the chamber of main filings-containing cavity 5 from slotting cutter kernel of section distance than little from slotting cutter kernel of section distance at the bottom of the chamber of secondary filings-containing cavity 6, making four cutting edges and four filings-containing cavities is asymmetrical layout.In addition between the first main sword 41 and the first secondary sword 42, and be provided with between the secondary sword 42 of main chip area 7, the first and the second main sword 43 between the second main sword 43 and the second secondary sword 44, and be provided with secondary chip area 8 between the second secondary sword 44 and the first main sword 41.Main chip area 7 width are greater than secondary chip area 8 width, and main chip area 7 is communicated with main filings-containing cavity 5, and secondary chip area 8 is communicated with secondary filings-containing cavity 6.Add man-hour at these follow-on four sword slotting cutters carrying out milling, the chip after main sword milling bits workpiece enters main filings-containing cavity 5 by main chip area 7, discharges from machined surface, and the chip after secondary sword milling bits workpiece enters secondary filings-containing cavity 6 by secondary chip area 8, discharges from machined surface.Adopt main chip area 7, secondary chip area 8 and main filings-containing cavity 5, the asymmetrical setting of secondary filings-containing cavity 6, four sword chip removal ability of milling cutters are strengthened by darker main filings-containing cavity 6, cutter integral rigidity is better than two-edged slotting cutter simultaneously, add man-hour at large inflow, have higher working (machining) efficiency, cutter also has better service life.
Claims (2)
1. roughing feed four sword slotting cutters, comprise shank (1) and blade (2), it is characterized in that: described blade (2) comprises the side cutting edge (3) that is arranged on the blade face of cylinder and the end cutting edge (4) that is arranged on end face, cutting edge of the described end (4) is by the first main sword (41), the first secondary sword (42), the second main sword (43) and the second secondary sword (44) order are arranged successively, between described the first main sword (41) and the first secondary sword (42), and second be provided with main filings-containing cavity (5) between main sword (43) and the second secondary sword (44), between described the first secondary sword (42) and the second main sword (43), and second be provided with secondary filings-containing cavity (6) between secondary sword (44) and the first main sword (41), described main filings-containing cavity (5) degree of depth is greater than secondary filings-containing cavity (6) degree of depth.
2. roughing feed four sword slotting cutters according to claim 1, it is characterized in that: between described the first main sword (41) and the first secondary sword (42), and second be provided with main chip area (7) between main sword (43) and the second secondary sword (44), between described the first secondary sword (42) and the second main sword (43), and second be provided with secondary chip area (8) between secondary sword (44) and the first main sword (41), described main chip area (7) width is greater than secondary chip area (8) width.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074450.5A CN103878429A (en) | 2014-03-04 | 2014-03-04 | Large-feeding type four-edge end mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410074450.5A CN103878429A (en) | 2014-03-04 | 2014-03-04 | Large-feeding type four-edge end mill |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103878429A true CN103878429A (en) | 2014-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410074450.5A Pending CN103878429A (en) | 2014-03-04 | 2014-03-04 | Large-feeding type four-edge end mill |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104400100A (en) * | 2014-11-25 | 2015-03-11 | 山东大学 | Bionics-based end mill with special groove profile and micro blade structure |
| JP7460905B2 (en) | 2020-07-07 | 2024-04-03 | 株式会社Moldino | End Mills |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08112710A (en) * | 1994-10-17 | 1996-05-07 | Hitachi Tool Eng Ltd | End mill |
| JP2007331097A (en) * | 2006-06-09 | 2007-12-27 | Franken Gmbh & Co Kg Fabrik Fuer Praezisionswerkzeuge | Cutting tool |
| CN201625804U (en) * | 2009-11-20 | 2010-11-10 | 上海理工大学 | Unequally-divided end milling cutter |
| CN202239851U (en) * | 2011-10-13 | 2012-05-30 | 东阳市速博数控刀具有限公司 | Milling cutter for efficiently cutting hard alloy at high speed |
| CN202461638U (en) * | 2012-03-05 | 2012-10-03 | 昆山欧思克精密工具有限公司 | Efficient twin-core diameter unequal rough machining milling cutter |
| CN103008745A (en) * | 2012-11-21 | 2013-04-03 | 大连经济技术开发区伊达工具有限公司 | End mill used for processing titanium alloy |
| CN203140859U (en) * | 2013-03-20 | 2013-08-21 | 上海冠钻精密工具有限公司 | Unequal-blade round-nose end milling cutter |
-
2014
- 2014-03-04 CN CN201410074450.5A patent/CN103878429A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08112710A (en) * | 1994-10-17 | 1996-05-07 | Hitachi Tool Eng Ltd | End mill |
| JP2007331097A (en) * | 2006-06-09 | 2007-12-27 | Franken Gmbh & Co Kg Fabrik Fuer Praezisionswerkzeuge | Cutting tool |
| CN201625804U (en) * | 2009-11-20 | 2010-11-10 | 上海理工大学 | Unequally-divided end milling cutter |
| CN202239851U (en) * | 2011-10-13 | 2012-05-30 | 东阳市速博数控刀具有限公司 | Milling cutter for efficiently cutting hard alloy at high speed |
| CN202461638U (en) * | 2012-03-05 | 2012-10-03 | 昆山欧思克精密工具有限公司 | Efficient twin-core diameter unequal rough machining milling cutter |
| CN103008745A (en) * | 2012-11-21 | 2013-04-03 | 大连经济技术开发区伊达工具有限公司 | End mill used for processing titanium alloy |
| CN203140859U (en) * | 2013-03-20 | 2013-08-21 | 上海冠钻精密工具有限公司 | Unequal-blade round-nose end milling cutter |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104400100A (en) * | 2014-11-25 | 2015-03-11 | 山东大学 | Bionics-based end mill with special groove profile and micro blade structure |
| JP7460905B2 (en) | 2020-07-07 | 2024-04-03 | 株式会社Moldino | End Mills |
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Application publication date: 20140625 |