CN203621580U - High speed chamfering cutter - Google Patents

High speed chamfering cutter Download PDF

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Publication number
CN203621580U
CN203621580U CN201320820371.5U CN201320820371U CN203621580U CN 203621580 U CN203621580 U CN 203621580U CN 201320820371 U CN201320820371 U CN 201320820371U CN 203621580 U CN203621580 U CN 203621580U
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CN
China
Prior art keywords
high speed
chamfering tool
blade
main
speed chamfering
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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.)
Expired - Fee Related
Application number
CN201320820371.5U
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Chinese (zh)
Inventor
孙生强
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Lanwang Machine Tools Technology Co Ltd
Original Assignee
Suzhou Lanwang Machine Tools Technology Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Priority to CN201320820371.5U priority Critical patent/CN203621580U/en
Application granted granted Critical
Publication of CN203621580U publication Critical patent/CN203621580U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model discloses a high speed chamfering cutter, and the chamfering cutter main body comprises a double internal helical groove with a spiral drill edge and a interchangeable blade with a main and a secondary volume flute on the main cutting surface of the front end of the high speed chamfering cutter; the included angle between the main volume flute and the secondary volume flute is 90 DEG; a blade tip arc smoothing reinforcement transition edge is set at the conjunction; the main and the secondary volume flutes are provided with a blade tip smoothing reinforcement chamfered edge. The chamfering cutter can bear high speed strong cutting, and the blade can be replaced in time if the edge of the main or the secondary volume flute is damaged; effects on saving operation time, reducing cutter cost and improving production power are obvious.

Description

High speed chamfering tool
Technical field
The utility model relates to a kind of chamfering tool of field of machining, especially can once realize the high speed chamfering tool of boring, reaming, inside and outside chamfering process.
Background technology
At present, what in field of machining, the processing in hole is adopted conventionally is bit bore, and then rotating turret is by cutter chamfering or by Special chamfering cutter chamfering, such two step operations are cumbersome in process, can not make full use of effective time, both increased non-cutting time and labour intensity, can not effectively increase work efficiency again.
" the multiplex chamfering tool " that the utility model people is 200920174647.0 in the patent No. of 2009.9.9 application, in reality processing, also exist the blade that crumbles to need all to change the defect of chamfering tool, the material of chamfering tool is caused to certain waste, increase comparatively speaking production cost, also not ideal enough in raising process velocity and operating efficiency.
Summary of the invention
The technical scheme in the invention for solving the above technical problem is: a kind of high speed chamfering tool, and its composition comprises chamfering tool main body, detachable blade and holding screw; It is characterized in that: high speed chamfering tool main body comprises with two inner spiral grooves of precession drill bit seamed edge and is placed in the detachable blade with major and minor chip curling groove on this high speed chamfering tool front end main cutting face; Angle between main chip curling groove (33) on detachable blade (3) and two cutting edges of secondary chip curling groove (34) is 90 °; Main chip curling groove (33) on detachable blade (3) and the junction of secondary chip curling groove (34) are provided with the smoothing of blade tool arc and strengthen transitional edges (35); Main chip curling groove (33) on detachable blade (3) and secondary chip curling groove (34) are provided with the smoothing of the blade edge of a knife and strengthen negative chamfered edge cutting edge (32); Main chip curling groove (33) on detachable blade (3) and secondary chip curling groove (34) are provided with main cutting edge (31) and front cutting edge (37); Detachable blade (3) is provided with blade counter sink (36); Angle between the upper main cutting edge (31) of detachable blade (3) and high speed chamfering tool main body (2) comprises 30 ° or 45 ° or 30 °-60 °; The quantity of inner spiral groove is 2-6 bar; Detachable blade (3) comprises clip type, welded type, inserted with the connected mode of chamfering tool main body (2).
The beneficial effect of the utility model high speed chamfering tool is: can bear high speed high-rate cutting, and can be in the case of the major and minor chip curling groove cutting edge of chamfering tool crumbles allowing blade replacement more in time, saving the operating time, reducing the cost of charp tool, improving production power aspect has positive effect.
Brief description of the drawings
Fig. 1 is high speed chamfering tool main body schematic diagram
Fig. 2 is high speed chamfering tool blade schematic diagram
Fig. 3 is that high speed chamfering tool blade B is to schematic diagram
Fig. 4 is the S portion enlarged diagram of high speed chamfering tool Fig. 1
Fig. 5 is that high speed chamfering tool and drill bit are used in conjunction with schematic diagram
Fig. 6 is that high speed chamfering tool and drill bit are used in conjunction with A-A cross-sectional schematic
Fig. 7 is that high speed chamfering tool and drill bit are used in conjunction with B-B cross-sectional schematic
Fig. 8 is that Fig. 5 high speed chamfering tool coordinates C to schematic diagram with drill bit
Fig. 9 is boring, the chamfering schematic diagram of high speed chamfering tool
Figure 10 is boring, the car hole schematic diagram of high speed chamfering tool
Figure 11 is boring, the reaming of high speed chamfering tool, the interior exterior angle schematic diagram that falls
As Fig. 1-11, in figure, drill bit 1, drill bit guiding sword 11, drill taper shank 12; High speed chamfering tool main body 2, holding screw hole 21, chip area 22, helicla flute 23, high speed chamfering tool endoporus 24; Vane body 3, main cutting edge 31, negative chamfered edge cutting edge 32 is strengthened in the smoothing of the blade edge of a knife, main chip curling groove 33, secondary chip curling groove 34, transitional edges 35, blade counter sink 36, front cutting edge 37 are strengthened in the smoothing of blade tool arc; Blade trip bolt 4; High speed chamfering tool main body trip bolt 5; Through hole workpiece 6, chamfering work piece machined surface 61; Blind hole workpiece 7, blind hole workpiece macropore 71; Reaming part 8, fillet surface 81 in reaming part drill-over mouth, through-hole parts is moved back and is bored a mouthful interior fillet surface 82, reaming inner bore of part 83; The cutter hub 9 of drill taper shank is installed; Lathe saddle 10.
High speed chamfering tool main body 2 is provided with anterior angle γ, cutting edge inclination λ, main cutting edge relief angle α, front cutting edge relief angle α 2, the first tool cutting edge angle φ, the second tool cutting edge angle φ 1, auxiliary angle φ 2; L in Figure 10 1for the little hole length of blind hole, L 2for the large hole length of blind hole; Tool in Cutting direction when D is chamfering in Figure 11, the distance that when L is chamfering, cutter moves.
Detailed description of the invention
For making the purpose of this utility model, technical scheme clearer, below in conjunction with accompanying drawing specific embodiment, the utility model is described in further detail.
Referring to Fig. 1-11, on the drill bit guiding sword 11 of the utility model high speed chamfering tool by the helicla flute 23 precession drill bits 1 on its high speed chamfering tool endoporus 24, then be fixed on drill bit 1 by high speed chamfering tool main body trip bolt 5, the length that chisel edge reserves can require to set according to processing technology.
High speed chamfering tool cutter hub 1 is provided with anterior angle γ, main cutting edge primary clearance α, main cutting edge front clearance α 1, front cutting edge relief angle α 2, major and minor drift angle φ, φ 1and φ 2, the major-minor of its three drift angles is distinguished according to the difference of processing situation, and in the time of boring, chamfering, φ is tool cutting edge angle, at boring, Che Kongshi, φ and φ 1be tool cutting edge angle, and φ 2for auxiliary angle, in the time of boring, chamfering after reaming, φ 2be tool cutting edge angle, α 2also be primary clearance; On chamfering tool main cutting edge 31 and front cutting edge 37, be provided with the smoothing of the blade edge of a knife and strengthen negative chamfered edge cutting edge 32, to bear high speed high-rate cutting; Main cutting edge 31 and front cutting edge 37 be provided with below main chip curling groove 33 and secondary chip curling groove 34 so that chip removal when cutting; Between main cutting edge 31 and front cutting edge 37, be provided with the smoothing of blade tool arc and strengthen transitional edges 35, to strengthen high speed chamfering tool cutter hub point of a knife intensity and improve the bore area fineness of boring or reaming; Vane body 3 is fastened on high speed chamfering tool cutter hub 1 by blade counter sink 36 by blade trip bolt 4.
Referring to Fig. 9, when drill bit 1 reaches after drilling depth, the oblique sword of the main cutting edge 31 of this high speed chamfering tool just in time processes the fillet surface of through hole workpiece 6 61, and boring, chamfering once complete.
Referring to Figure 10, in the time that processing parts is blind hole stepped hole, can go out with the disposable brill of this chamfering tool, car the L of two different-diameters 1and L 2, before aperture completed by drill bit 1, macropore is below completed by high speed chamfering tool cutter hub 2, boring, car hole once completes.
Referring to Figure 11, in the time that workpiece is through-hole parts 8, drill bit and chamfering tool can be arranged on lathe saddle 10, the taper shank 12 of drill bit is contained in band and installs in the cutter hub 9 of drill taper shank, when drilling, can utilize lathe middle carriage scale to determine the position of bit central, work as boring, after reaming completes, can by lathe middle carriage handle along D direction by drill bit together with chamfering tool to through-hole parts 8 by crossing to through-hole parts fillet surface 81 places of eating dishes without rice or wine, and then chamfering tool is got back to lathe drilling center by middle carriage scale, then exit drill bit and chamfering tool, bore mouthful fillet surface 82 places moving back of through-hole parts 8 and carry out chamfering, so just can realize boring, reaming, the requirement that inside and outside chamfer angle technique completes successively in clamped one time, and boring, reaming can utilize the rational feed of lathe saddle to realize automatic drilling.
The design of this high speed chamfering tool is ingenious, reasonable, simple, convenient, practical, reducing operation, reduce labor intensity, save the working time, have significant effect on enhancing productivity.

Claims (9)

1. a high speed chamfering tool, its composition comprises chamfering tool main body, detachable blade and holding screw; It is characterized in that: high speed chamfering tool main body comprises with two inner spiral grooves of precession drill bit seamed edge and is placed in the detachable blade with major and minor chip curling groove on this high speed chamfering tool front end main cutting face.
2. high speed chamfering tool according to claim 1, is characterized in that the angle between main chip curling groove (33) and two cutting edges of secondary chip curling groove (34) on detachable blade (3) is 90 °.
3. high speed chamfering tool according to claim 1, the junction that it is characterized in that main chip curling groove (33) on detachable blade (3) and secondary chip curling groove (34) is provided with the smoothing of blade tool arc and strengthens transitional edges (35).
4. high speed chamfering tool according to claim 1, is characterized in that main chip curling groove (33) and the secondary chip curling groove (34) on detachable blade (3) is provided with the negative chamfered edge cutting edge (32) of blade edge of a knife smoothing reinforcement.
5. high speed chamfering tool according to claim 1, is characterized in that main chip curling groove (33) and the secondary chip curling groove (34) on detachable blade (3) is provided with main cutting edge (31) and front cutting edge (37).
6. high speed chamfering tool according to claim 1, is characterized in that detachable blade (3) is provided with blade counter sink (36).
7. high speed chamfering tool according to claim 1, is characterized in that the angle between the upper main cutting edge (31) of detachable blade (3) and high speed chamfering tool main body (2) comprises 30 ° or 45 ° or 30 °-60 °.
8. high speed chamfering tool according to claim 1, the quantity that it is characterized in that inner spiral groove is 2-6 bar.
9. high speed chamfering tool according to claim 1, is characterized in that detachable blade (3) and the connected mode of chamfering tool main body (2) comprise clip type, welded type, inserted.
CN201320820371.5U 2013-12-15 2013-12-15 High speed chamfering cutter Expired - Fee Related CN203621580U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320820371.5U CN203621580U (en) 2013-12-15 2013-12-15 High speed chamfering cutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320820371.5U CN203621580U (en) 2013-12-15 2013-12-15 High speed chamfering cutter

Publications (1)

Publication Number Publication Date
CN203621580U true CN203621580U (en) 2014-06-04

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103658773A (en) * 2013-12-15 2014-03-26 苏州蓝王机床工具科技有限公司 High-speed chamfering tool
CN104801775A (en) * 2015-03-30 2015-07-29 苏州蓝王机床工具科技有限公司 Simple chamfering device with replaceable alloy cutter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103658773A (en) * 2013-12-15 2014-03-26 苏州蓝王机床工具科技有限公司 High-speed chamfering tool
CN104801775A (en) * 2015-03-30 2015-07-29 苏州蓝王机床工具科技有限公司 Simple chamfering device with replaceable alloy cutter

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140604

Termination date: 20141215

EXPY Termination of patent right or utility model