CN105436589A - Milling cutting tool with cooling structure - Google Patents
Milling cutting tool with cooling structure Download PDFInfo
- Publication number
- CN105436589A CN105436589A CN201510956937.0A CN201510956937A CN105436589A CN 105436589 A CN105436589 A CN 105436589A CN 201510956937 A CN201510956937 A CN 201510956937A CN 105436589 A CN105436589 A CN 105436589A
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- China
- Prior art keywords
- cutting
- cooling passage
- edge
- cutting edge
- cooling
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/28—Features relating to lubricating or cooling
Abstract
The invention discloses a milling cutting tool with a cooling structure. The milling cutting tool with the cooling structure comprises a cutter body, common cutting blades, smoothening cutting blades and fasteners, wherein a plurality of cutter grooves comprising cutter seats and chip storing grooves are formed in the cutter body; each common cutting blades or each smoothening cutting blade is fixed into the cutter seat of the corresponding cutter groove through the corresponding fastener; a cutting edge of each smoothening cutting blade consists of an end cutting edge and a side cutting edge; end edge cooling liquid channels are arranged in the chip storing grooves which are used for fixing the smoothening cutting blades, and the end edge cooling liquid channels are toward the end cutting edges of the smoothening cutting blades. The milling cutting tool with the cooling structure can reduce the cutting force of the end cutting edges and reduce the extrusion and friction between the end cutting edges and a workpiece, so that the smoothening cutting blades and the common cutting blades can be matched in service life, and as a result, the service life of the milling cutting tool can be prolonged to the maximum.
Description
Technical field
The present invention relates to milling cutter, particularly relate to a kind of milling cutter with cooling structure.
Background technology
Milling cutter generally has multiple cutting tip, blade in the cutter groove of milling cutter repeats incision, cut out workpiece thus complete cutting, due to the existence of the cutter hub of milling and cutting tip manufacture and rigging error in milling process, cutting tip in milling cutter cutter groove is generally difficult to accomplish to have identical cutting size, this kind of milling cutter generally can only be used for slightly, semifinishing, in order to improve machining accuracy, utilize milling cutter that the method for smoothing cutting tip and conventional cutting blade is housed, the fine finishining realizing milling cutter is the general use means of industry, smoothing cutting tip mainly completes the lateral dimension processing of the processing of milling cutter end size and part, conventional cutting blade be only used for milling cutter lateral dimension processing, workpiece machining surface quality is only determined by smoothing cutting tip in cutter groove and does not rely on conventional cutting blade, design milling cutter like this can reduce the manufacture difficulty of the milling cutter with cooling structure, ensure accurately machined effect, but the milling cutter that this kind has cooling structure is generally that multiple conventional cutting blade is just furnished with a smoothing cutting tip, in order to the requirement of satisfied processing beat, smoothing cutting tip has several times and still causes several times in the feeding of conventional cutting blade cut, thus require smoothing cutting tip to have larger feeding and and there is between workpiece large contact length.Although adopt the multiple conventional cutting blade of milling cutter to be furnished with the problem that a smoothing cutting tip can solve the precision of processing, but because smoothing cutting tip has larger feeding, contact length, the smoothing cutting tip life-span is made to be shorter than conventional cutting blade many, due to smoothing cutting tip Fast Wearing, suface processing quality declines fast, in order to ensure machined surface quality, needing frequent replacing smoothing cutting tip, causing larger inconvenience to actual use.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, a kind of cutting force reducing end cutting edge place is provided, reduce the extruding between end cutting edge and workpiece, friction, matched, the milling cutter with cooling structure at utmost increased the service life in the life-span of smoothing cutting tip and conventional cutting blade.
For solving the problems of the technologies described above, the present invention by the following technical solutions:
A kind of milling cutter with cooling structure, comprise cutter hub, conventional cutting blade, smoothing cutting tip and securing member, described cutter hub is provided with multiple cutter groove, described cutter groove is made up of tool rest and chip pocket, a conventional cutting blade or smoothing cutting tip is fixed by securing member in the tool rest of each cutter groove, the cutting edge of described smoothing cutting tip comprises end cutting edge and side cutting edge, be provided with end sword cooling passage in the chip pocket of fixing smoothing cutting tip, described end sword cooling passage is arranged towards the end cutting edge of smoothing cutting tip.
Further improvement as technique scheme:
Described end sword cooling passage is provided with two, and two end sword cooling passages are respectively towards the different cutting zones of end cutting edge.
Be provided with side edge cooling passage in the chip pocket of fixing smoothing cutting tip, described side edge cooling passage is arranged towards the side cutting edge of smoothing cutting tip.
The cutting edge of described conventional cutting blade comprises main cutting edge and front cutting edge, and be provided with main sword cooling passage in the chip pocket of fixing conventional cutting blade, described main sword cooling passage is arranged towards the main cutting edge of conventional cutting blade.
The cross section of described end sword cooling passage, side edge cooling passage and main sword cooling passage is circular.
The sectional area of described side edge cooling passage and main sword cooling passage is S
1, the sectional area of described end sword cooling passage is S
2, 0.3S
1≤ S
2≤ 0.8S
1.
Described end sword cooling passage, side edge cooling passage and main sword cooling passage are independently cooling duct.
Described end sword cooling passage, side edge cooling passage and main sword cooling passage are the cooling duct communicated.
Compared with prior art, the invention has the advantages that:
The milling cutter with cooling structure of the present invention, by the chip pocket of the end cutting edge at smoothing cutting tip, the end sword cooling passage being used for conveying high-pressure cooling fluid is set, from rake face direction, fully accurately high pressure cooling is carried out to the end cutting edge of smoothing cutting tip, the cutting temperature at end cutting edge place can be reduced and chip is discharged fast, reduce the cutting force at end cutting edge place, the high pressure at this place cools the extruding that can reduce between the end cutting edge of smoothing cutting tip and workpiece simultaneously, friction, the life-span of effective extended end cutting edge, thus the smoothing cutting tip of milling cutter and the life-span of conventional cutting blade are matched, design milling cutter like this, the wearing and tearing that can reduce the end cutting edge of smoothing cutting tip also at utmost extend the service life of milling cutter.
The milling cutter with cooling structure of the present invention, to smoothing cutting tip end cutting edge, side cutting edge and conventional cutting blade main cutting edge carry out multiple cooling, and Exact Design end sword cooling passage, the cross-section area ratio of side edge cooling passage and main sword cooling passage, thus accurately distribute the end cutting edge of smoothing cutting tip, the cooling pressure of the main cutting edge of side cutting edge and conventional cutting blade, while the matching of life-span in the life-span and conventional cutting blade that ensure smoothing cutting tip, significantly can improve the life-span of smoothing cutting tip side cutting edge and conventional cutting blade main cutting edge, thus improve milling cutter total working durability.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is main TV structure schematic diagram of the present invention.
In figure, each label represents:
1, cutter hub; 11, cutter groove; 111, tool rest; 112, chip pocket; 2, conventional cutting blade; 21, main cutting edge; 22, front cutting edge; 23, main sword cooling passage; 3, smoothing cutting tip; 31, cutting edge is held; 32, side cutting edge; 33, sword cooling passage is held; 34, side edge cooling passage; 4, securing member.
Detailed description of the invention
Fig. 1 and Fig. 2 shows the embodiment that the present invention has the milling cutter of cooling structure, this cutter comprises cutter hub 1, conventional cutting blade 2, smoothing cutting tip 3 and securing member 4, cutter hub 1 is provided with multiple cutter groove 11, cutter groove 11 is made up of tool rest 111 and chip pocket 112, a conventional cutting blade 2 or smoothing cutting tip 3 is fixed by securing member 4 in the tool rest 111 of each cutter groove 11, the cutting edge of smoothing cutting tip 3 comprises end cutting edge 31 and side cutting edge 32, end sword cooling passage 33 is provided with in the chip pocket 112 of fixing smoothing cutting tip 3, end sword cooling passage 33 is arranged towards the end cutting edge 31 of smoothing cutting tip 3.The milling cutter with cooling structure of the present invention, by the chip pocket 112 of the end cutting edge 31 at smoothing cutting tip 3, the end sword cooling passage 33 being used for conveying high-pressure cooling fluid is set, from rake face direction, fully accurately high pressure cooling is carried out to the end cutting edge 31 of smoothing cutting tip 3, the cutting temperature at end cutting edge 31 place can be reduced and chip is discharged fast, reduce the cutting force at end cutting edge 31 place, the high pressure at this place cools the extruding that can reduce between the end cutting edge 31 of smoothing cutting tip 3 and workpiece simultaneously, friction, the life-span of effective extended end cutting edge 31, thus the smoothing cutting tip 3 of milling cutter and the life-span of conventional cutting blade 2 are matched, design milling cutter like this, the wearing and tearing that can reduce the end cutting edge 31 of smoothing cutting tip 3 also at utmost extend the service life of milling cutter.
In the present embodiment, end sword cooling passage 33 is provided with two, and two end sword cooling passages 33, respectively towards the different cutting zones of end cutting edge 31, further enhance the cooling effect of opposite end cutting edge 31.
In the present embodiment, be provided with side edge cooling passage 34 in the chip pocket 112 of fixing smoothing cutting tip 3, side edge cooling passage 34 is arranged towards the side cutting edge 32 of smoothing cutting tip 3.The cutting edge of conventional cutting blade 2 comprises main cutting edge 21 and front cutting edge 22, and be provided with main sword cooling passage 23 in the chip pocket 112 of fixing conventional cutting blade 2, main sword cooling passage 23 is arranged towards the main cutting edge 21 of conventional cutting blade 2.The cross section of end sword cooling passage 33, side edge cooling passage 34 and main sword cooling passage 23 is circular.The sectional area of side edge cooling passage 34 and main sword cooling passage 23 is S1, and the sectional area of end sword cooling passage 33 is S
2, 0.3S
1≤ S
2≤ 0.8S
1, S in the present embodiment
1=3.14mm, S
2=1.766mm.The milling cutter with cooling structure of the present invention, to the end cutting edge 31 of smoothing cutting tip 3, the main cutting edge 21 of side cutting edge 32 and conventional cutting blade 2 carries out multiple cooling, and Exact Design end sword cooling passage 33, the cross-section area ratio of side edge cooling passage 34 and main sword cooling passage 23, thus accurately distribute the end cutting edge 31 of smoothing cutting tip 3, the cooling pressure of the main cutting edge 21 of side cutting edge 32 and conventional cutting blade 2, while the matching of life-span in the life-span and conventional cutting blade 2 that ensure smoothing cutting tip 3, significantly can improve the life-span of the side cutting edge 32 of smoothing cutting tip 3 and the main cutting edge 21 of conventional cutting blade 2, thus improve milling cutter total working durability.
In the present embodiment, end sword cooling passage 33, side edge cooling passage 34 and main sword cooling passage 23 are independently cooling duct, in other embodiments, also end sword cooling passage 33, side edge cooling passage 34 and main sword cooling passage 23 can be set to the cooling duct communicated.
Above-mentioned just preferred embodiment of the present invention, not does any pro forma restriction to the present invention.Although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention.Any those of ordinary skill in the art, when not departing from technical solution of the present invention scope, can utilize the technology contents of above-mentioned announcement to make many possible variations and modification to technical solution of the present invention, or being revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments, equivalent variations and modification, all should drop in the scope of technical solution of the present invention protection.
Claims (8)
1. one kind has the milling cutter of cooling structure, comprise cutter hub (1), conventional cutting blade (2), smoothing cutting tip (3) and securing member (4), described cutter hub (1) is provided with multiple cutter groove (11), described cutter groove (11) is made up of tool rest (111) and chip pocket (112), a conventional cutting blade (2) or smoothing cutting tip (3) is fixed by securing member (4) in the tool rest (111) of each cutter groove (11), the cutting edge of described smoothing cutting tip (3) comprises end cutting edge (31) and side cutting edge (32), it is characterized in that: in the chip pocket (112) of fixing smoothing cutting tip (3), be provided with end sword cooling passage (33), described end sword cooling passage (33) is arranged towards the end cutting edge (31) of smoothing cutting tip (3).
2. the milling cutter with cooling structure according to claim 1, it is characterized in that: described end sword cooling passage (33) is provided with two, two ends sword cooling passage (33) are respectively towards the different cutting zones of end cutting edge (31).
3. the milling cutter with cooling structure according to claim 2, it is characterized in that: be provided with side edge cooling passage (34) in the chip pocket (112) of fixing smoothing cutting tip (3), described side edge cooling passage (34) is arranged towards the side cutting edge (32) of smoothing cutting tip (3).
4. the milling cutter with cooling structure according to claim 3, it is characterized in that: the cutting edge of described conventional cutting blade (2) comprises main cutting edge (21) and front cutting edge (22), be provided with main sword cooling passage (23) in the chip pocket (112) of fixing conventional cutting blade (2), described main sword cooling passage (23) is arranged towards the main cutting edge (21) of conventional cutting blade (2).
5. the milling cutter with cooling structure according to claim 4, is characterized in that: the cross section of described end sword cooling passage (33), side edge cooling passage (34) and main sword cooling passage (23) is for circular.
6. the milling cutter with cooling structure according to claim 5, is characterized in that: the sectional area of described side edge cooling passage (34) and main sword cooling passage (23) is S
1, the sectional area of described end sword cooling passage (33) is S
2, 0.3S
1≤ S
2≤ 0.8S
1.
7. the milling cutter with cooling structure according to claim 6, is characterized in that: described end sword cooling passage (33), side edge cooling passage (34) and main sword cooling passage (23) are independently cooling duct.
8. the milling cutter with cooling structure according to claim 6, is characterized in that: described end sword cooling passage (33), side edge cooling passage (34) and main sword cooling passage (23) cooling duct for communicating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956937.0A CN105436589B (en) | 2015-12-18 | 2015-12-18 | A kind of milling cutter with cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510956937.0A CN105436589B (en) | 2015-12-18 | 2015-12-18 | A kind of milling cutter with cooling structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105436589A true CN105436589A (en) | 2016-03-30 |
| CN105436589B CN105436589B (en) | 2018-05-15 |
Family
ID=55547470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510956937.0A Active CN105436589B (en) | 2015-12-18 | 2015-12-18 | A kind of milling cutter with cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105436589B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109352056A (en) * | 2018-12-07 | 2019-02-19 | 西安交通大学 | A kind of face milling cutters with self cooling and lubrication structure |
| CN109570598A (en) * | 2018-12-20 | 2019-04-05 | 株洲钻石切削刀具股份有限公司 | Cold helical end mills in one kind |
| CN109746498A (en) * | 2017-11-03 | 2019-05-14 | 肯纳金属公司 | Rotary cutting tool and preparation method thereof with coolant channel |
| WO2021200400A1 (en) * | 2020-03-31 | 2021-10-07 | 三菱マテリアル株式会社 | Blade tip exchangeable cutting tool and tool body |
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| CN201889500U (en) * | 2010-11-18 | 2011-07-06 | 重庆潍柴发动机厂 | Disk type milling cutter for precision machining |
| CN102350528A (en) * | 2011-10-13 | 2012-02-15 | 深圳市捷甬达实业有限公司 | Directional cooling milling cutter |
| CN102421558A (en) * | 2009-05-07 | 2012-04-18 | 山高刀具公司 | Milling tool with fluid flow arrangement |
| EP2517815A1 (en) * | 2011-04-29 | 2012-10-31 | Sandvik Intellectual Property AB | Milling tool |
| CN203197356U (en) * | 2013-01-10 | 2013-09-18 | 郑州市钻石精密制造有限公司 | Face milling cutter with fine tuning structure |
| CN203253988U (en) * | 2013-04-12 | 2013-10-30 | 湖北意高机械工具有限公司 | Novel plane milling cutter |
| CN103737090A (en) * | 2013-12-30 | 2014-04-23 | 株洲钻石切削刀具股份有限公司 | Finish machining rotating cutter |
| CN204449447U (en) * | 2014-12-20 | 2015-07-08 | 新昌县科宇刃具机械有限公司 | A kind of high accuracy end mill(ing) cutter |
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2015
- 2015-12-18 CN CN201510956937.0A patent/CN105436589B/en active Active
Patent Citations (9)
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| CN1225858A (en) * | 1998-02-12 | 1999-08-18 | 塞科机床公司 | Cutting tool and cutting insert |
| CN102421558A (en) * | 2009-05-07 | 2012-04-18 | 山高刀具公司 | Milling tool with fluid flow arrangement |
| CN201889500U (en) * | 2010-11-18 | 2011-07-06 | 重庆潍柴发动机厂 | Disk type milling cutter for precision machining |
| EP2517815A1 (en) * | 2011-04-29 | 2012-10-31 | Sandvik Intellectual Property AB | Milling tool |
| CN102350528A (en) * | 2011-10-13 | 2012-02-15 | 深圳市捷甬达实业有限公司 | Directional cooling milling cutter |
| CN203197356U (en) * | 2013-01-10 | 2013-09-18 | 郑州市钻石精密制造有限公司 | Face milling cutter with fine tuning structure |
| CN203253988U (en) * | 2013-04-12 | 2013-10-30 | 湖北意高机械工具有限公司 | Novel plane milling cutter |
| CN103737090A (en) * | 2013-12-30 | 2014-04-23 | 株洲钻石切削刀具股份有限公司 | Finish machining rotating cutter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109746498A (en) * | 2017-11-03 | 2019-05-14 | 肯纳金属公司 | Rotary cutting tool and preparation method thereof with coolant channel |
| CN109352056A (en) * | 2018-12-07 | 2019-02-19 | 西安交通大学 | A kind of face milling cutters with self cooling and lubrication structure |
| CN109570598A (en) * | 2018-12-20 | 2019-04-05 | 株洲钻石切削刀具股份有限公司 | Cold helical end mills in one kind |
| WO2021200400A1 (en) * | 2020-03-31 | 2021-10-07 | 三菱マテリアル株式会社 | Blade tip exchangeable cutting tool and tool body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105436589B (en) | 2018-05-15 |
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