CN104439479A - Inter-cooling type blade and inter-cooling type cutter thereof - Google Patents
Inter-cooling type blade and inter-cooling type cutter thereof Download PDFInfo
- Publication number
- CN104439479A CN104439479A CN201410394917.4A CN201410394917A CN104439479A CN 104439479 A CN104439479 A CN 104439479A CN 201410394917 A CN201410394917 A CN 201410394917A CN 104439479 A CN104439479 A CN 104439479A
- Authority
- CN
- China
- Prior art keywords
- throw away
- indexable insert
- tip body
- screw
- away tip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C5/00—Milling-cutters
- B23C5/16—Milling-cutters characterised by physical features other than shape
- B23C5/20—Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
- B23C5/22—Securing arrangements for bits or teeth or cutting inserts
- B23C5/2204—Securing arrangements for bits or teeth or cutting inserts with cutting inserts clamped against the walls of the recess in the cutter body by a clamping member acting upon the wall of a hole in the insert
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2200/00—Details of milling cutting inserts
- B23C2200/04—Overall shape
- B23C2200/045—Round
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23C—MILLING
- B23C2210/00—Details of milling cutters
- B23C2210/16—Fixation of inserts or cutting bits in the tool
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cutting Tools, Boring Holders, And Turrets (AREA)
Abstract
The invention discloses an inter-cooling type blade and an inter-cooling type cutter thereof. The inter-cooling type blade comprises an indexable blade body; a cutting edge is arranged at the circumferential edge of the top of the indexable blade body, a front cutter surface is arranged at the inner side of the circumferential edge of the top of the indexable blade body, a rear cutter surface is arranged at the upper part of the outer side wall of the indexable blade body; an inner hole which is through up and down is formed in the middle of the indexable blade body along the thickness direction; the hole wall of the inner hole is set to be of a shape adapting to a matching locking screw, and at least one cooling groove which can be led to the front cutter surface of the top of the indexable blade body from the bottom end of the indexable blade body is formed in the hole wall of the inner hole. The inter-cooling type cutter comprises an inter-cooling type blade, a cutter body and a locking screw, wherein the locking screw and the cooling groove enclose a flowing channel of a cooling medium and the flowing channel is communicated with a cutter body medium channel. According to the inter-cooling type blade and the inter-cooling type cutter thereof, the cooling medium can be directly conveyed to the front cutter surface and a region around the cutting edge, so that the difficulty that full cooling can not be achieved by an existing cooling manner is solved.
Description
Technical field
The present invention relates to metal cutting tool field, particularly relate to a kind of indexable insert tip, throw away tip with interior cold trap, and a kind of inner-cooled cutter with attachment screw and the cutter hub ensureing that it can keep more efficient to cool when tackling heat in metal cutting.
Background technology
In machining, need to cool, cooling effect directly affects cutting-tool's used life, and surface of the work crudy.
In prior art, the cooling of indexable digital cuttings in cutting uses mostly is is sprayed cooling fluid to working position by the cooling pipe of outside.
Generally speaking, the cooling of outer cooling pipe is adopted cooling fluid cannot to be sprayed to cutting zone.In cooling procedure, just cooling medium is sprayed to workpiece.
And external refrigeration mode cooling medium directly sprays in chip, easily causes chip to be washed fracture.
The interior cooling blade that China CN 1182657A announces is as supporter by the screw of transversal slotting and the material of loose structure, the skin of supporter is wrapped up by air-locked enclosed material, and at assigned address opening by past for cooling medium conveying cutting edge, realize in blade cold.But the interior cold actual of this blade is completed by supporting mass, and cooling medium is the rear knife face leading to blade, the cooling of rake face cannot be ensured, the mode of cold function in realizing in cryoprobe sheet patent in other, all need other structure to coordinate, be not still disclosed by blade and lock-screw coordinate realize interior cold.
Summary of the invention
The object of the invention is to the deficiency overcoming prior art, a kind of inner-cooled blade and inner-cooled cutter thereof are provided, cooling medium can be delivered directly to rake face and cutting edge neighboring area, thus efficiently solve the difficult problem that the existing type of cooling cannot accomplish fully cooling.
The technical solution adopted for the present invention to solve the technical problems is: a kind of inner-cooled blade, comprises indexable insert tip, throw away tip body; The top week of described indexable insert tip, throw away tip body, top week was set to rake face along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body is set to rear knife face along being set to cutting edge; Through upper and lower endoporus is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body, the hole wall of this endoporus is set to the shape adapting to supporting lock-screw, is also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus.
Described cooling bath is multiple, and is evenly distributed on the hole wall place of endoporus.
The middle epimere of described cooling bath is set to lower little large fan shape.
A kind of inner-cooled cutter, comprises inner-cooled blade, is used for supporting the cutter hub of inner-cooled blade and is used for the lock-screw that is connected on by inner-cooled blade lock on cutter hub; Described inner-cooled blade comprises indexable insert tip, throw away tip body; The top week of described indexable insert tip, throw away tip body, top week was set to rake face along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body is set to rear knife face along being set to cutting edge; Through upper and lower endoporus is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body, the hole wall of this endoporus is set to the shape adapting to supporting lock-screw, is also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus; Described lock-screw is engaged in the endoporus of indexable insert tip, throw away tip body, and lock-screw and described cooling bath surround the flow channel of cooling medium; Described cutter hub is provided with a medium channel, and this medium channel is connected with described flow channel.
Described cooling bath is multiple, and is evenly distributed on the hole wall place of endoporus; Described lock-screw is engaged in the endoporus of indexable insert tip, throw away tip body, and lock-screw and described multiple cooling bath surround the flow channel of multiple cooling medium; Described cutter hub is provided with a medium channel, and this medium channel is connected with a flow channel at preset position place.
The head bottom surface of described lock-screw is set to tubaeform taper seat, the corresponding section of the cooling bath of described indexable insert tip, throw away tip body is set to corresponding inclined-plane, form guide channel cooling medium to be sprayed onto the rake face at top and the cutting edge of correspondence thereof of indexable insert tip, throw away tip body by predetermined direction by the tubaeform taper seat of the head bottom surface of lock-screw and the inclined-plane of cooling bath, be namely sprayed onto the cutting zone of blade cut cutting edge periphery.
Described cutter hub is provided with the installation portion for installing indexable insert tip, throw away tip body, this installation portion has bottom surface and side, the screw for matching with described lock-screw is provided with in the bottom surface of installation portion, described indexable insert tip, throw away tip body is attached to bottom surface and the side of installation portion, and lock-screw fixes to be locked on cutter hub by indexable insert tip, throw away tip body through the endoporus of indexable insert tip, throw away tip body and the screw of cutter hub.
The lateral wall of described indexable insert tip, throw away tip body is also provided with the locating surface that the side for the installation portion with cutter hub reclines mutually.
Compared with prior art, the invention has the beneficial effects as follows:
The present invention to be provided with owing to have employed at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus, lock-screw and cooling bath is utilized to surround the flow channel of cooling medium, cooling medium to be directed into the rake face place at the top of indexable insert tip, throw away tip body, thus allow the rake face worked be cooled, this interior cooling structure is more effective than general cooling, and, lower than cryoprobe sheet manufacture difficulty in similar, be more suitable for utilization and extention.And generally, the improvement of this performance can extend the service life of blade, improve the crudy of surface of the work.This inner-cooling structure of the present invention may be used for the various form processings in machining.
Below in conjunction with drawings and Examples, the present invention is described in further detail; But a kind of inner-cooled blade of the present invention and inner-cooled cutter thereof are not limited to embodiment.
Accompanying drawing explanation
Fig. 1 is the D structure schematic diagram of inner-cooled blade of the present invention;
Fig. 2 is the D structure schematic diagram of inner-cooled blade of the present invention (overturning an angle);
Fig. 3 is the top view of inner-cooled blade of the present invention;
Fig. 4 is the sectional view of inner-cooled blade of the present invention;
Fig. 5 is the D structure decomposing schematic representation of inner-cooled cutter of the present invention;
Fig. 6 is inner-cooled cutter partial sectional view of the present invention;
Fig. 7 is that inner-cooled blade of the present invention matches with lock-screw structural representation;
Fig. 8 is that inner-cooled blade of the present invention matches with lock-screw structure (overturning an angle) schematic diagram;
Fig. 9 is the sectional view that inner-cooled blade of the present invention and lock-screw are in locked position.
In figure, 1, inner-cooled blade; 2, lock-screw; 3, cutter hub; 4, the flow channel of cooling medium; 5, the medium channel of cutter hub; 6, the cooling medium input port of inner-cooled blade; 7, the cooling medium delivery outlet of inner-cooled blade; 8, cutting edge; 9, rake face; 10, guide channel; 11, indexable insert tip, throw away tip body; 12, knife face after blade; 13, blade and cutter hub locating surface; 14, blade endoporus; 15, the hole wall of endoporus; 16, unslotted rake face; 17, blade top surface; 18, blade bottom surface; 19, cooling bath; 31, the installation portion of cutter hub; 311, the bottom surface of the installation portion of cutter hub; 312, the side of the installation portion of cutter hub; 313, the screw of the installation portion of cutter hub.
Detailed description of the invention
Embodiment,
See shown in Fig. 1 to Fig. 4.
A kind of inner-cooled blade of the present invention, this inner-cooled blade 1 comprises indexable insert tip, throw away tip body 11; The top week of described indexable insert tip, throw away tip body 11, top week was set to rake face 9 along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body 11 is set to rear knife face 12 along being set to cutting edge 8; Indexable insert tip, throw away tip body 11 also has blade top surface 17 and blade bottom surface 18, through upper and lower endoporus 14 is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body 11, the hole wall 15 of this endoporus 14 is set to the shape adapting to supporting lock-screw, is also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath 19 by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus; The top of hole wall 15 also has unslotted rake face.
Described cooling bath 19 is multiple, and is evenly distributed on the hole wall place of endoporus.
The middle epimere of described cooling bath 19 is set to lower little large fan shape.
See shown in Fig. 1 to Fig. 9.
A kind of inner-cooled cutter of the present invention, comprises inner-cooled blade 1, is used for supporting the cutter hub 3 of inner-cooled blade and is used for the lock-screw 2 that is connected on by inner-cooled blade lock on cutter hub; Described inner-cooled blade 1 comprises indexable insert tip, throw away tip body 11; The top week of described indexable insert tip, throw away tip body 11, top week was set to rake face 9 along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body is set to rear knife face 12 along being set to cutting edge 8; Through upper and lower endoporus 14 is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body, the hole wall 15 of this endoporus is set to the shape adapting to supporting lock-screw 2, is also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath 19 by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus; Described lock-screw 2 is engaged in the endoporus 14 of indexable insert tip, throw away tip body, and lock-screw 2 and described cooling bath 19 surround the flow channel 4 of cooling medium; One end of flow channel 4 is the cooling medium input port 6 of inner-cooled blade, and the other end of flow channel 4 is the cooling medium delivery outlet 7 of inner-cooled blade; Described cutter hub 3 is provided with a medium channel 5, and this medium channel 5 is connected with described flow channel 4.
In the present embodiment, described cooling bath 19 is multiple, and is evenly distributed on the hole wall place of endoporus; Described lock-screw 2 is engaged in the endoporus 14 of indexable insert tip, throw away tip body, and lock-screw 2 and described multiple cooling bath 19 surround the flow channel 4 of multiple cooling medium; Described cutter hub 3 is provided with a medium channel 5, and this medium channel 5 is connected with a flow channel 4 at preset position place.
The head bottom surface of described lock-screw 2 is set to tubaeform taper seat, the corresponding section of the cooling bath 19 of described indexable insert tip, throw away tip body is set to corresponding inclined-plane, form guide channel 10 cooling medium to be sprayed onto the rake face at top and the cutting edge of correspondence thereof of indexable insert tip, throw away tip body by predetermined direction by the tubaeform taper seat of the head bottom surface of lock-screw 2 and the inclined-plane of cooling bath, be namely sprayed onto the cutting zone of blade cut cutting edge periphery.
Described cutter hub 3 is provided with the installation portion 31 for installing indexable insert tip, throw away tip body, this installation portion 31 has bottom surface 311 and side 312, the screw 313 for matching with described lock-screw is provided with in the bottom surface 312 of installation portion, described indexable insert tip, throw away tip body 11 is attached to bottom surface and the side of installation portion, and lock-screw 2 fixes to be locked on cutter hub 3 by indexable insert tip, throw away tip body 11 through the endoporus 14 of indexable insert tip, throw away tip body with the screw 313 of cutter hub.
The lateral wall of described indexable insert tip, throw away tip body is also provided with the locating surface 13 that the side for the installation portion with cutter hub reclines mutually.
Cooling medium enters cutter hub by the medium channel 5 by cutter hub, entered the flow channel 4 of the cooling medium that blade and lock-screw are formed again by blade medium input port 6, cooling medium through lock-screw guide channel 10 by cooling medium along blade rake face 9 guide blade cutting edge 8.Ensure that cooling medium enters cutting arc district by assigned direction, reach the effect of cooling in blade.
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 equivalents Equivalent embodiments.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. an inner-cooled blade, comprises indexable insert tip, throw away tip body; The top week of described indexable insert tip, throw away tip body, top week was set to rake face along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body is set to rear knife face along being set to cutting edge; Through upper and lower endoporus is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body; It is characterized in that: the hole wall of this endoporus is set to the shape adapting to supporting lock-screw, be also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus.
2. inner-cooled blade according to claim 1, is characterized in that: described cooling bath is multiple, and is evenly distributed on the hole wall place of endoporus.
3. inner-cooled blade according to claim 1, is characterized in that: the middle epimere of described cooling bath is set to lower little large fan shape.
4. an inner-cooled cutter, comprises inner-cooled blade, is used for supporting the cutter hub of inner-cooled blade and is used for the lock-screw that is connected on by inner-cooled blade lock on cutter hub; Described inner-cooled blade comprises indexable insert tip, throw away tip body; The top week of described indexable insert tip, throw away tip body, top week was set to rake face along inner side, and the top of the lateral wall of described indexable insert tip, throw away tip body is set to rear knife face along being set to cutting edge; Through upper and lower endoporus is provided with along the middle part of thickness direction at indexable insert tip, throw away tip body; It is characterized in that: the hole wall of this endoporus is set to the shape adapting to supporting lock-screw, be also provided with at least one to be led to the rake face at the top of indexable insert tip, throw away tip body cooling bath by the bottom of indexable insert tip, throw away tip body at the hole wall place of endoporus; Described lock-screw is engaged in the endoporus of indexable insert tip, throw away tip body, and lock-screw and described cooling bath surround the flow channel of cooling medium; Described cutter hub is provided with a medium channel, and this medium channel is connected with described flow channel.
5. inner-cooled cutter according to claim 4, is characterized in that: described cooling bath is multiple, and is evenly distributed on the hole wall place of endoporus; Described lock-screw is engaged in the endoporus of indexable insert tip, throw away tip body, and lock-screw and described multiple cooling bath surround the flow channel of multiple cooling medium; Described cutter hub is provided with a medium channel, and this medium channel is connected with a flow channel at preset position place.
6. the inner-cooled cutter according to claim 4 or 5, it is characterized in that: the head bottom surface of described lock-screw is set to tubaeform taper seat, the corresponding section of the cooling bath of described indexable insert tip, throw away tip body is set to corresponding inclined-plane, form guide channel cooling medium to be sprayed onto the rake face at top and the cutting edge of correspondence thereof of indexable insert tip, throw away tip body by predetermined direction by the tubaeform taper seat of the head bottom surface of lock-screw and the inclined-plane of cooling bath, be namely sprayed onto the cutting zone of blade cut cutting edge periphery.
7. inner-cooled cutter according to claim 4, it is characterized in that: described cutter hub is provided with the installation portion for installing indexable insert tip, throw away tip body, this installation portion has bottom surface and side, the screw for matching with described lock-screw is provided with in the bottom surface of installation portion, described indexable insert tip, throw away tip body is attached to bottom surface and the side of installation portion, and lock-screw fixes to be locked on cutter hub by indexable insert tip, throw away tip body through the endoporus of indexable insert tip, throw away tip body and the screw of cutter hub.
8. inner-cooled cutter according to claim 7, is characterized in that: the lateral wall of described indexable insert tip, throw away tip body is also provided with the locating surface that the side for the installation portion with cutter hub reclines mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410394917.4A CN104439479A (en) | 2014-08-12 | 2014-08-12 | Inter-cooling type blade and inter-cooling type cutter thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410394917.4A CN104439479A (en) | 2014-08-12 | 2014-08-12 | Inter-cooling type blade and inter-cooling type cutter thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104439479A true CN104439479A (en) | 2015-03-25 |
Family
ID=52886663
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410394917.4A Pending CN104439479A (en) | 2014-08-12 | 2014-08-12 | Inter-cooling type blade and inter-cooling type cutter thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104439479A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345120A (en) * | 2015-12-15 | 2016-02-24 | 常州市海力工具有限公司 | Alloy high-smoothness-surface milling cutter |
| CN106001648A (en) * | 2016-06-29 | 2016-10-12 | 厦门金鹭特种合金有限公司 | Turning/milling blade for processing high-hardness steel special-shaped piece |
| CN106424785A (en) * | 2016-11-07 | 2017-02-22 | 太原理工大学 | Metal cutting device and application method thereof |
| CN113275635A (en) * | 2021-05-21 | 2021-08-20 | 株洲华锐精密工具股份有限公司 | Cutting tool |
| CN113341880A (en) * | 2021-05-18 | 2021-09-03 | 上海交大智邦科技有限公司 | Method for realizing control of internal cooling pressure of numerical control machine tool |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1182657A (en) * | 1996-11-18 | 1998-05-27 | 桑德维克公司 | Internal cooling cutter for chip-removing working of machine tool |
| CN101448595A (en) * | 2006-04-04 | 2009-06-03 | 钴碳化钨硬质合金公司 | Toolholder with chip ejection segment thereupon |
| US20110020072A1 (en) * | 2007-01-18 | 2011-01-27 | Kennametal Inc. | Shim for a cutting insert and cutting insert-shim assembly with internal coolant delivery |
| CN102307691A (en) * | 2008-12-18 | 2012-01-04 | 钴碳化钨硬质合金公司 | Toolholder and toolholder assembly with elongated seating pads |
| CN103372673A (en) * | 2012-04-24 | 2013-10-30 | 钴碳化钨硬质合金公司 | Indexable circular cutting insert |
-
2014
- 2014-08-12 CN CN201410394917.4A patent/CN104439479A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1182657A (en) * | 1996-11-18 | 1998-05-27 | 桑德维克公司 | Internal cooling cutter for chip-removing working of machine tool |
| CN101448595A (en) * | 2006-04-04 | 2009-06-03 | 钴碳化钨硬质合金公司 | Toolholder with chip ejection segment thereupon |
| US20110020072A1 (en) * | 2007-01-18 | 2011-01-27 | Kennametal Inc. | Shim for a cutting insert and cutting insert-shim assembly with internal coolant delivery |
| CN102307691A (en) * | 2008-12-18 | 2012-01-04 | 钴碳化钨硬质合金公司 | Toolholder and toolholder assembly with elongated seating pads |
| CN103372673A (en) * | 2012-04-24 | 2013-10-30 | 钴碳化钨硬质合金公司 | Indexable circular cutting insert |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105345120A (en) * | 2015-12-15 | 2016-02-24 | 常州市海力工具有限公司 | Alloy high-smoothness-surface milling cutter |
| CN106001648A (en) * | 2016-06-29 | 2016-10-12 | 厦门金鹭特种合金有限公司 | Turning/milling blade for processing high-hardness steel special-shaped piece |
| CN106424785A (en) * | 2016-11-07 | 2017-02-22 | 太原理工大学 | Metal cutting device and application method thereof |
| CN113341880A (en) * | 2021-05-18 | 2021-09-03 | 上海交大智邦科技有限公司 | Method for realizing control of internal cooling pressure of numerical control machine tool |
| CN113275635A (en) * | 2021-05-21 | 2021-08-20 | 株洲华锐精密工具股份有限公司 | Cutting tool |
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| C06 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20150325 |