CN111054960A - Carbide cylinder spiral series milling cutter machinery clamping structure - Google Patents

Carbide cylinder spiral series milling cutter machinery clamping structure Download PDF

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Publication number
CN111054960A
CN111054960A CN201910957777.XA CN201910957777A CN111054960A CN 111054960 A CN111054960 A CN 111054960A CN 201910957777 A CN201910957777 A CN 201910957777A CN 111054960 A CN111054960 A CN 111054960A
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CN
China
Prior art keywords
spiral
blade
milling cutter
clamping
pressing block
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Pending
Application number
CN201910957777.XA
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Chinese (zh)
Inventor
徐世群
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Xi'an Innovation Tool Factory
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Xi'an Innovation Tool Factory
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Priority to CN201910957777.XA priority Critical patent/CN111054960A/en
Publication of CN111054960A publication Critical patent/CN111054960A/en
Pending legal-status Critical Current

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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23CMILLING
    • B23C5/00Milling-cutters
    • B23C5/16Milling-cutters characterised by physical features other than shape
    • B23C5/20Milling-cutters characterised by physical features other than shape with removable cutter bits or teeth or cutting inserts
    • B23C5/22Securing arrangements for bits or teeth or cutting inserts
    • B23C5/2204Securing 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Milling Processes (AREA)

Abstract

The invention discloses a hard alloy cylindrical spiral series milling cutter mechanical clamping structure, and particularly relates to the technical field of milling cutter mechanical clamping. The spiral cutter pad is arranged in the spiral groove on the metal cylindrical spiral milling cutter body, the stud bolt is screwed down to drive the arc pressing block to descend, one side of the clamping blade is pressed by the arc pressing block, and the clamping blade is fixedly clamped on the metal cylindrical spiral milling cutter body to form a cutting edge of the hard alloy cylindrical spiral milling cutter.

Description

Carbide cylinder spiral series milling cutter machinery clamping structure
Technical Field
The invention relates to the technical field of milling cutter mechanical clamping, in particular to a hard alloy cylindrical spiral series milling cutter mechanical clamping structure.
Background
The problem of mechanical clamping of the hard alloy cylindrical spiral series milling cutter is a blank at home and abroad and is never solved, the hard alloy cylindrical spiral series milling cutter is an extremely important component of a machining cutter, and the hard alloy cylindrical spiral series milling cutter is favored by people due to long cutting edge, point cutting and stability, is parallel to the standards of various countries in the world, and is made of high-grade steel. The hard alloy cylindrical spiral series milling cutter is formed by welding through adopting the welding technology of the last 30 century for years, the technology is laggard, and the waste is serious. Later, the foreign invention of the corn milling cutter was to install the blades in parallel axis positions, arranged in a stepped fashion on a cylindrical helix, and cut the line despite the shortened cutting edge. The problem of mechanical clamping of the hard alloy cylindrical spiral series milling cutter is solved, and the method becomes an expectation of people. Solves the problem of mechanical clamping of the hard alloy cylindrical spiral series milling cutter, and fills a gap at home and abroad.
Disclosure of Invention
In order to overcome the above-mentioned defects in the prior art, embodiments of the present invention provide a mechanical clamping structure for a milling cutter of a hard alloy cylindrical helical series, which is configured to install a helical shim in a helical groove on a metal cylindrical helical milling cutter body, tighten a stud bolt to drive an arc pressing block to descend, press one side of a clamping blade by using a twelve-degree slope of the arc pressing block, so as to fixedly clamp the clamping blade on the metal cylindrical helical milling cutter body, and slightly grind the clamping blade to form a cutting edge of the hard alloy cylindrical helical milling cutter, thereby solving the problems in the background art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a carbide cylinder spiral series milling cutter machinery clamping structure, includes metal cylinder spiral milling cutter body, metal cylinder spiral milling cutter body fixed surface has seted up the helicla flute, helicla flute one side is provided with the spiral shim, spiral shim one side sets up to the blade that two mutually perpendicular's planes are constituteed and places the platform, and the opposite side sets up to two mutually perpendicular's location helicoids, the helicla flute opposite side is provided with the circular arc briquetting, circular arc briquetting one side is the inclined plane setting, and the angle sets up to twelve degrees, be provided with the clamping blade between spiral shim and the circular arc briquetting, circular arc briquetting middle part is provided with stud, the inside hexagonal hole that is provided with of stud, the stud top outside sets up for the left-handed screw, the stud bottom outside sets up for the right-handed.
In a preferred embodiment, the blade placing table is matched with the clamping blade, the positioning spiral surface is matched with one side of the spiral groove, and the top and the bottom of the spiral shim are both provided with spiral surfaces.
In a preferred embodiment, one side of the inclined surface of the arc pressing block is in contact with the clamping blade, and the other side of the arc pressing block is arranged to support the stress surface and is in the shape of an arc.
In a preferred embodiment, the number of the arc pressing blocks is two, the bottom end of the stud screw is in threaded connection with the metal cylindrical spiral milling cutter body, and the top end of the stud screw is in threaded connection with the arc pressing blocks.
In a preferred embodiment, the clamping blade material comprises a tool steel blade, a high-speed steel blade, a super-hard high-speed steel blade, a diamond blade, a cubic boron nitride blade, a coating blade and a ceramic blade besides a hard alloy.
In a preferred embodiment, the metal cylindrical helical milling cutter body is suitable for milling cutter types including taper shank end mills, shell end mills, cylindrical milling cutters, long shank power mills with flat tails and long edges, and long edge taper shank end mills.
In a preferred embodiment, the method further comprises a mechanical clamping method for the cemented carbide cylindrical spiral series milling cutter, wherein the mechanical clamping method comprises the following steps: the method specifically comprises the following operation steps:
the method comprises the following steps: selecting a specific position of a cutter body of the metal cylindrical spiral milling cutter, and forming a spiral groove on the cutter body of the metal cylindrical spiral milling cutter by using milling cutter equipment;
step two: placing a spiral knife pad on one side inside the spiral groove, and placing a positioning spiral surface on the spiral knife pad in alignment with one side inside the spiral groove;
step three; selecting a clamping blade, and placing the clamping blade in a blade placing table formed by two mutually perpendicular planes of a spiral blade pad;
step four: correspondingly placing the arc pressing block at the other side in the spiral groove, wherein one side of the inclined plane of the arc pressing block faces the clamping blade and is in contact with the clamping blade;
step five: set up to stud on pinching the circular arc briquetting, stud carries out threaded connection with metal cylinder spiral milling cutter body, drives the circular arc briquetting simultaneously and descends, utilizes the inclined plane of circular arc briquetting one side to transversely promote clamping blade, and cooperation spiral shim is contradicted clamping blade, realizes that the mechanical clamping to clamping blade is fixed, with clamping blade clamping in the helicla flute.
The invention has the technical effects and advantages that:
1. the clamping blade is arranged in the spiral groove on the metal cylindrical spiral milling cutter body by using the spiral cutter pad, the stud bolt is screwed to drive the arc pressing block to descend, and the twelve-degree inclined plane of the arc pressing block is used for pressing one side of the clamping blade, so that the clamping blade is fixedly clamped on the metal cylindrical spiral milling cutter body and is slightly ground, the cutting edge of the hard alloy cylindrical spiral milling cutter can be formed, the problem of mechanical clamping of the hard alloy cylindrical spiral series milling cutter is solved, and a blank at home and abroad is filled.
Drawings
FIG. 1 is a schematic cross-sectional view of the present invention.
FIG. 2 is a schematic side sectional view of the spiral shim of the present invention.
Figure 3 is a schematic top view of a clamped blade of the present invention.
Figure 4 is an overall view of the clamping of the clamped insert of the present invention.
Fig. 5 is an overall schematic view of the stud of the present invention.
Fig. 6 is an overall view showing an assembled state of the milling cutter according to the present invention.
The reference signs are: the milling cutter comprises a metal cylindrical spiral milling cutter body 1, a spiral groove 2, a spiral shim 3, an arc pressing block 4, a clamping blade 5, a double-headed screw 6, a hexagonal hole 7, a blade placing table 301 and a positioning helicoid 302.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides a hard alloy cylindrical spiral series milling cutter mechanical clamping structure as shown in figures 1-6, which comprises a metal cylindrical spiral milling cutter body 1, wherein a spiral groove 2 is fixedly arranged on the surface of the metal cylindrical spiral milling cutter body 1, a spiral cutter pad 3 is arranged on one side of the spiral groove 2, a blade placing table 301 consisting of two mutually perpendicular planes is arranged on one side of the spiral cutter pad 3, two mutually perpendicular positioning spiral surfaces 302 are arranged on the other side of the spiral groove 2, an arc pressing block 4 is arranged on the other side of the spiral groove 2, an inclined plane is arranged on one side of the arc pressing block 4, the angle is twelve degrees, a clamping blade 5 is arranged between the spiral cutter pad 3 and the arc pressing block 4, a double-headed screw 6 is arranged in the middle of the arc pressing block 4, a hexagonal hole 7 is arranged in the double-headed screw 6, and a left spiral is arranged on the, the outer side of the bottom end of the double-headed screw 6 is arranged in a right spiral mode.
Further, the blade placing table 301 is matched with the clamping blade 5, the positioning spiral surface 302 is matched with one side of the spiral groove 2, and the top and the bottom of the spiral shim 3 are both arranged in a spiral surface mode.
Furthermore, one side of the inclined surface of the arc pressing block 4 is in contact with the clamping blade 5, and the other side of the arc pressing block 4 is a supporting stress surface and is arc-shaped.
Further, 4 quantity settings of circular arc briquetting set up to two, 6 bottoms of stud screw and 1 threaded connection of metal cylinder spiral milling cutter body, 6 tops of stud screw and 4 threaded connection of circular arc briquetting.
Furthermore, the clamping blade 5 is made of hard alloy, and comprises a tool steel blade, a high-speed steel blade, a superhard high-speed steel blade, a diamond blade, a cubic boron nitride blade, a coating blade and a ceramic blade.
Furthermore, the metal cylindrical spiral milling cutter body 1 is suitable for milling cutters of types including taper shank end milling cutters, sleeve end milling cutters, cylindrical milling cutters, taper shank force milling cutters with flat tails and long edges and taper shank end milling cutters with long edges, and the taper shank end milling cutters are arranged in specifications including phi 63mm, phi 80mm, phi 100mm, phi 125mm and phi 160 mm; the setting specifications of the shell type milling cutter comprise phi 63mm, phi 80mm, phi 100mm, phi 125mm and phi 160 mm; the setting specification of the cylindrical milling cutter comprises phi 63mm, phi 80mm, phi 100mm, phi 125mm, phi 160mm, phi 180mm, phi 200mm, phi 250mm and phi 300 mm; the setting specifications of the taper shank force milling cutter with the flat tail and the long edge comprise phi 63mm, phi 70mm, phi 80mm, phi 90mm, phi 100mm and phi 110 mm; the long-edge taper shank end mill has the setting specifications of phi 70mm, phi 80mm and phi 90mm, and the reinforcing mode in the technical scheme is suitable for various milling cutter types in the field, has wide application range and covers various milling cutters.
Further, the method also comprises a mechanical clamping method for the hard alloy cylindrical spiral series milling cutter, and is characterized in that: the method specifically comprises the following operation steps:
the method comprises the following steps: selecting a specific position of a metal cylindrical spiral milling cutter body 1, and forming a spiral groove 2 on the metal cylindrical spiral milling cutter body 1 by using milling cutter equipment;
step two: placing a spiral shim 3 at one side inside the spiral groove 2, and placing a positioning spiral surface 302 on the spiral shim 3 in alignment with one side inside the spiral groove 2;
step three; selecting a clamping blade 5, and placing the clamping blade 5 in a blade placing table 301 formed by two mutually perpendicular planes of the spiral blade pad 3;
step four: correspondingly placing the arc pressing block 4 at the other side in the spiral groove 2, wherein one side of the inclined surface of the arc pressing block 4 faces the clamping blade 5 and is in contact with the clamping blade 5;
step five: set up to stud 6 on pinching circular arc briquetting 4, stud 6 carries out threaded connection with metal cylinder spiral milling cutter body 1, drives circular arc briquetting 4 simultaneously and descends, utilizes the inclined plane of circular arc briquetting 4 one side transversely to promote clamping blade 5, and cooperation spiral shim 3 contradicts clamping blade 5, realizes pressing from both sides the mechanical fastening of clamping blade 5 fixedly.
The implementation mode is specifically as follows: when clamping and fixing the clamping blade 5, selecting a specific position of a metal cylindrical spiral milling cutter body 1, forming a spiral groove 2 on the metal cylindrical spiral milling cutter body 1 by using milling cutter equipment, arranging a 12-degree inclined plane at the bottom of one side of the formed spiral groove 2 for mounting an arc pressing block 4, facilitating the placement and the mounting of an arc element 4, also forming a screw hole for threaded connection and mounting of a stud bolt 6, placing a spiral shim 3 at one side inside the spiral groove 2, placing a positioning spiral surface 302 on the spiral shim 3 in alignment with one side inside the spiral groove 2, selecting the clamping blade 5, placing the clamping blade 5 in a blade placing table 301 formed by two mutually vertical planes of the spiral shim 3, facilitating the positioning and the mounting of the clamping blade 5 by welding a positioning block at the bottom of the clamping blade 5, correspondingly placing the arc pressing block 4 at the other side inside the spiral groove 2, one side of the inclined plane of the arc pressing block 4 faces the clamping blade 5 and contacts with the clamping blade 5, the arc surface of the other side of the arc pressing block 4 contacts with the inner wall of the spiral groove 2, the arc sliding block 4 is conveniently pushed to slide in the spiral groove 2 due to the arrangement of the arc supporting surface, the arrangement position of the arc pressing block 4 is adjusted, the double-headed screw 6 is arranged on the pinching arc pressing block 4, the bottom end of the double-headed screw 6 is in threaded connection with the metal cylindrical spiral milling cutter body 1, the top end of the double-headed screw 6 is in threaded connection with the arc pressing block 4, the top end and the bottom of the double-headed screw 6 are respectively in left-handed and right-handed spiral arrangement, when the double-headed screw 6 is screwed and rotated, the double-headed screw 6 is in threaded connection and fixed with the metal cylindrical spiral milling cutter body 1, the arc pressing block 4 is driven to descend at the same time, the, the clamping blade 5 is clamped and fixed mechanically and the clamping blade 5 is clamped in the spiral groove 2.
The working principle of the invention is as follows:
referring to the attached drawings 1-6 of the specification, when clamping and fixing the clamping blade 5, selecting a specific position of a metal cylindrical spiral milling cutter body 1, forming a spiral groove 2 on the metal cylindrical spiral milling cutter body 1 by using milling cutter equipment, placing a spiral cutter pad 3 at one side inside the spiral groove 2, aligning a positioning spiral surface 302 on the spiral cutter pad 3 with one side inside the spiral groove 2, selecting the clamping blade 5, placing the clamping blade 5 in a blade placing table 301 consisting of two mutually vertical planes of the spiral cutter pad 3, correspondingly placing an arc pressing block 4 at the other side inside the spiral groove 2, enabling one side of an inclined surface of the arc pressing block 4 to face the clamping blade 5 and to be in contact with the clamping blade 5, arranging a double-head screw 6 on the arc pressing block 4, connecting the double-head screw 6 with the metal cylindrical spiral milling cutter body 1 in a threaded manner, and driving the arc pressing block 4 to descend, utilize the inclined plane of circular arc briquetting 4 one side to transversely promote clamping blade 5, cooperate spiral shim 3 to contradict clamping blade 5, realize the mechanical clamping fixed to clamping blade 5, the clamping mode is simple, is suitable for the milling cutter of different grade type.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;
and finally: the above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.

Claims (7)

1. The utility model provides a carbide cylinder spiral series milling cutter machinery clamping structure, includes metal cylinder spiral milling cutter body (1), its characterized in that: the surface of the metal cylindrical spiral milling cutter body (1) is fixedly provided with a spiral groove (2), a spiral knife pad (3) is arranged at one side of the spiral groove (2), a blade placing table (301) consisting of two mutually vertical planes is arranged at one side of the spiral knife pad (3), two mutually vertical positioning spiral surfaces (302) are arranged at the other side of the spiral knife pad, an arc pressing block (4) is arranged at the other side of the spiral groove (2), an inclined plane is arranged at one side of the arc pressing block (4), and the angle is twelve degrees, a clamping blade (5) is arranged between the spiral cutter pad (3) and the arc pressing block (4), a double-headed screw (6) is arranged in the middle of the arc pressing block (4), a hexagonal hole (7) is arranged in the double-headed screw (6), the outer side of the top end of the double-headed screw (6) is in left-handed spiral arrangement, and the outer side of the bottom end of the double-headed screw (6) is in right-handed spiral arrangement.
2. The mechanical clamping structure of a milling cutter of a cylindrical spiral series of cemented carbide according to claim 1, wherein: the blade placing table (301) is matched with the clamping blade (5), the positioning spiral surface (302) is matched with one side of the spiral groove (2), and the top and the bottom of the spiral tool pad (3) are both arranged in a spiral surface mode.
3. The mechanical clamping structure of a milling cutter of a cylindrical spiral series of cemented carbide according to claim 1, wherein: one side of the inclined surface of the arc pressing block (4) is in contact with the clamping blade (5), and the other side of the arc pressing block (4) is provided with a supporting stress surface and is in an arc shape.
4. The mechanical clamping structure of a milling cutter of a cylindrical spiral series of cemented carbide according to claim 1, wherein: the number of the arc pressing blocks (4) is two, the bottom end of the double-head screw (6) is in threaded connection with the metal cylindrical spiral milling cutter body (1), and the top end of the double-head screw (6) is in threaded connection with the arc pressing blocks (4).
5. The mechanical clamping structure of a milling cutter of a cylindrical spiral series of cemented carbide according to claim 1, wherein: the clamping blade (5) is made of hard alloy, and also comprises a tool steel blade, a high-speed tool steel blade, a superhard high-speed tool steel blade, a diamond blade, a cubic boron nitride blade, a coating blade and a ceramic blade.
6. The mechanical clamping structure of a milling cutter of a cylindrical spiral series of cemented carbide according to claim 1, wherein: the metal cylindrical spiral milling cutter body (1) is suitable for milling cutters of types including taper shank end milling cutters, sleeve end milling cutters, cylindrical milling cutters, taper shank force milling cutters with flat tails and long blades and taper shank end milling cutters with long blades.
7. The structure of claim 1, further comprising a method for mechanically clamping a milling cutter of a cylindrical helical series of cemented carbide, wherein: the method specifically comprises the following operation steps:
the method comprises the following steps: selecting a specific position of a metal cylindrical spiral milling cutter body (1), and forming a spiral groove (2) on the metal cylindrical spiral milling cutter body (1) by using milling cutter equipment;
step two: placing a spiral shim (3) at one side inside the spiral groove (2), and placing a positioning spiral surface (302) on the spiral shim (3) in alignment with one side inside the spiral groove (2);
step three; selecting a clamping blade (5), and placing the clamping blade (5) in a blade placing table (301) formed by two mutually perpendicular planes of the spiral blade pad (3);
step four: correspondingly placing the arc pressing block (4) on the other side inside the spiral groove (2), wherein one side of the inclined surface of the arc pressing block (4) faces the clamping blade (5) and is in contact with the clamping blade (5);
step five: set up to stud (6) on pinching circular arc briquetting (4), threaded connection is carried out with metal cylinder spiral milling cutter body (1) in stud (6), drive circular arc briquetting (4) decline simultaneously, utilize the inclined plane of circular arc briquetting (4) one side to transversely promote clamping blade (5), cooperation spiral shim (3) are contradicted clamping blade (5), the realization is fixed to the mechanical clamping of clamping blade (5), with clamping blade (5) clamping in helicla flute (2).
CN201910957777.XA 2019-10-10 2019-10-10 Carbide cylinder spiral series milling cutter machinery clamping structure Pending CN111054960A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910957777.XA CN111054960A (en) 2019-10-10 2019-10-10 Carbide cylinder spiral series milling cutter machinery clamping structure

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Application Number Priority Date Filing Date Title
CN201910957777.XA CN111054960A (en) 2019-10-10 2019-10-10 Carbide cylinder spiral series milling cutter machinery clamping structure

Publications (1)

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CN111054960A true CN111054960A (en) 2020-04-24

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3672017A (en) * 1970-06-15 1972-06-27 Ind Tools Inc Helical blade milling cutter
CN86203635U (en) * 1986-06-05 1987-06-17 项斯璋 Clip-on carbide cylindric milling cutter
CN2166901Y (en) * 1993-08-28 1994-06-01 徐世群 Arrangement for securing milling-cutter for working large screwed column
CN2213596Y (en) * 1995-02-24 1995-11-29 周建生 Machine dipping hard alloy spiral milling cutter
JP2002273611A (en) * 2001-03-21 2002-09-25 Toshiba Corp Throw-away type end mill, cutting edge tips and working method using them
CN202877609U (en) * 2012-11-12 2013-04-17 常州瑞诺切数控刀具有限公司 Indexable face milling cutter and cutter pad of indexable face milling cutter
CN205364127U (en) * 2016-03-03 2016-07-06 浙江浪潮精密机械有限公司 High -speed spiral sword of formula is dismantled to blade

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3672017A (en) * 1970-06-15 1972-06-27 Ind Tools Inc Helical blade milling cutter
CN86203635U (en) * 1986-06-05 1987-06-17 项斯璋 Clip-on carbide cylindric milling cutter
CN2166901Y (en) * 1993-08-28 1994-06-01 徐世群 Arrangement for securing milling-cutter for working large screwed column
CN2213596Y (en) * 1995-02-24 1995-11-29 周建生 Machine dipping hard alloy spiral milling cutter
JP2002273611A (en) * 2001-03-21 2002-09-25 Toshiba Corp Throw-away type end mill, cutting edge tips and working method using them
CN202877609U (en) * 2012-11-12 2013-04-17 常州瑞诺切数控刀具有限公司 Indexable face milling cutter and cutter pad of indexable face milling cutter
CN205364127U (en) * 2016-03-03 2016-07-06 浙江浪潮精密机械有限公司 High -speed spiral sword of formula is dismantled to blade

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Application publication date: 20200424

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