CN103381501A - Helix milling cutter with compound blade - Google Patents

Helix milling cutter with compound blade Download PDF

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Publication number
CN103381501A
CN103381501A CN2012101460249A CN201210146024A CN103381501A CN 103381501 A CN103381501 A CN 103381501A CN 2012101460249 A CN2012101460249 A CN 2012101460249A CN 201210146024 A CN201210146024 A CN 201210146024A CN 103381501 A CN103381501 A CN 103381501A
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cutting
spiral
face
edge
cutter
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CN2012101460249A
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Chinese (zh)
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李仕清
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Individual
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Priority to CN2012101460249A priority Critical patent/CN103381501A/en
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Abstract

The invention provides a helix milling cutter with a compound blade, and the helix milling cutter has high efficiency, high strength and a long service life. The helix milling cutter is provided with a cutter handle or a locating hole and a cutter head which are connected with each other or integrated together, and the cutter head is integrally provided with a plurality of cutter stripes or cutter bodies or helix cutting stripes. The helix milling cutter with the compound blade is characterized in that: a definition is formed about the height relationship between a crack-resisting slitting platform or a high-efficiency slitting platform and an inside adjacent high-efficiency slitting platform; the included angle between a composite helix cutting face and an adjacent composite locating disintegrating platform is more than or equal to 90 DEG; or the height difference of two adjacent composite helix cutting faces is more than or equal to 0.01 mm, or less than four fifths of the thickness of an discharged chip, or less than or equal to a height accounting for 9 times of the cutting feeding amount; or the thickness of the crack-resisting slitting platform is more than 0.6 mm, or less than or equal to one third of the diameter of the milling cutter; or a helix groove is disposed at the composite helix cutting face.

Description

A kind of composite-edge spiral milling cutter
Technical field:
The present invention relates to a kind of composite-edge spiral milling cutter, this composite-edge spiral milling cutter is used for the machining of milling machine etc.
Background technology:
At present, the screw-on cutter that uses in machining by or spiral cutting tool section, the shank of tool or locating hole etc. consist of, the cutting edge of screw-on cutter has unicity on direction of feed stressed, namely single curve-like or zigzag shape on a cutting edge, consist of by single cutting edge, the cutting way resistance of this kind cutting edge is large, cause whole destructive large, thereby be prone to tipping, beat the accident of living, and easily products waste, bring very large loss, the more serious accident that even causes casualties.
Summary of the invention
The present invention proposes in view of the above-mentioned problems, and to provide a kind of novel composite-edge spiral milling cutter as purpose, this kind Tool in Cutting efficient is high, and intensity is large, and the life-span is long, and safe when the milling workpiece, and is less to the milling machine destructiveness.
In order to achieve the above object, the present invention adopts following technical proposals:
a kind of composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, it is characterized in that: on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
a kind of composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, it is characterized in that: or spiral cutting face inboard or rear portion, projection the composite screw cutting face is set, intersect the cutting edge of formation and the corner that the screw pair cutting edge intersects with rear cutting face, be provided with local cracking resistance and cut platform, intersect with rear cutting face the cutting edge that forms, or with screw pair cutting edge that the part that forms is intersected in the screw pair cutting face be that cracking resistance is divided cutting blade, or on the composite screw cutting face, one-level helical groove at least is set, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
a kind of composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, or spiral cutting face inboard or rear portion, projection the composite screw cutting face is set, intersect the cutting edge of formation and the corner that the screw pair cutting edge intersects with rear cutting face, be provided with local cracking resistance and cut platform, intersect with rear cutting face the cutting edge that forms, or with screw pair cutting edge that the part that forms is intersected in the screw pair cutting face be that cracking resistance is divided cutting blade, or on the composite screw cutting face, one-level helical groove at least is set, it is characterized in that: at 1 cutting edge, or spiral cutting sword, or side cutting edge, or on front cutting edge also the setting of arc convex or oblique projection one-level is stepped at least, or 2 combined cutting edges, or composite screw cutting edge, or compound side cutting edge, or compound front cutting edge, and be formed with that one-level is stepped at least, or 3 ladder sword, or 4 minutes cutting blades, cutting blade at various milling cutters, or cutting cutter hub, or spiral cutting tool section, or spiral cutting cutter hub, the cutting edge of one-level at least, or combined cutting edges, or spiral cutting sword, or composite screw cutting edge, or side cutting, or compound side cutting edge, or the screw pair cutting edge is that high strength is cut helical edges, or on the composite screw front cutting edge, be provided with at least one 5 recess swords or trapezoidal sword, or overlap the compound recess sword of one-level 6 or compound trapezoidal sword at least on the recess sword, or at the screw pair cutting edge, or high strength is cut on helical edges, at least one other curved edge 7 is set, or compound curved sword 8, be opening to the cutting face, or spiral cutting face, or rear cutting face, or screw pair cutting face, or side cutting face, or combined cut face, or composite screw cutting face, or compound rear cutting face, or composite screw secondary cutting face, or compound side cutting face extension, form at least one groove, or compound groove, or curved surface shaped groove, or compound curved surface shape groove, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
preferably, on the cutting face or spiral cutting face of described composite-edge spiral milling cutter, the setting of arc convex or oblique projection is the stair-stepping combined cut face of one-level at least, or composite screw cutting face, at least the secondary cutting face of the stair-stepping composite screw of one-level, or compound rear cutting face, or compound side cutting face, and the stair-stepping combined cutting edges of one-level at least, or compound side cutting edge, or composite screw cutting edge, extend on anterior cutter head, on the anterior cutter head of composite-edge spiral milling cutter, be the stair-stepping ladder sword of one-level or minute cutting blade at least, in the cutting face or spiral cutting face outermost one-level cutting face or spiral cutting face be that cracking resistance is cut platform.
preferably, the setting of arc convex or the oblique projection stair-stepping combined cut face of one-level or composite screw cutting face and the secondary cutting face of the stair-stepping composite screw of one-level or compound rear cutting face or compound side cutting face at least at least on the cutting face of the anterior cutter head on the hand of spiral of described composite-edge spiral milling cutter or spiral cutting face, and the stair-stepping combined cutting edges of one-level at least, or compound side cutting edge, or composite screw cutting edge, or composite screw front cutting edge, be the stair-stepping ladder sword of one-level at least, or minute cutting blade, the stair-stepping combined cut face that arc convex or oblique projection arrange, or the stair-stepping compound rear cutting face of composite screw cutting face and arc convex or oblique projection or compound side cutting face are stepped cut face or classification spiral cutting face.
Preferably, the cutting face of described composite-edge spiral milling cutter, or the inboard of the corner of the cutting edge of spiral cutting face or spiral cutting sword, be formed with arc convex or the oblique projection of one-level at least, or the front portion of arc convex or oblique projection has extended to form parallel with the screw pair cutting face, or have angle the secondary cutting face of composite screw, be the compound location decomposition of spiral platform, the cutting face of corner, or spiral cutting face forms triangle, or fan-shaped, or the efficient cracking resistance of various shapes is cut platform.
Preferably, the cutting edge of described composite-edge spiral milling cutter or spiral cutting sword extend on anterior cutter head, towards the cutting face of cutting direction, or on the cutting edge of the anterior cutter head of spiral cutting face, be provided with at least one recess sword on the anterior cutter head of milling cutter, be distributed in the cutting face, or spiral cutting face, or rear cutting face, or side cutting face, or on the screw pair cutting face, be formed with at least one groove.
Preferably, each cutting blade of described composite-edge spiral milling cutter, or cutting cutter hub, or the front portion of the cutting direction of spiral cutting tool section, or sidepiece, or the cutting edge of the front portion of the hand of spiral of spiral cutting tool section, or front cutting edge, or the side cutting edge, or spiral cutting sword, or combined cutting edges, or compound front cutting edge, or be formed with ladder sword or minute cutting blade of one-level at least on the composite screw cutting edge.
Preferably, each cutting blade of described composite-edge spiral milling cutter, or cutting cutter hub, or spiral cutting tool section one, or combination, or seam together, dish type, or cylindrical, or the cutting edge of other various cutterheads, or front cutting edge, or on the spiral cutting sword, be provided with stair-stepping combined cut face, or compound side cutting face, or the composite screw cutting face, and be formed with compound setting, the ladder sword, or minute cutting blade, or the recess sword, or the composite-edge spiral milling cutter of compound recess sword.
Preferably, the cutting edge of described composite-edge spiral milling cutter is to be made of at least one cutting edge or front cutting edge or side cutting edge or spiral cutting sword or screw pair cutting edge or combined cutting edges or compound front cutting edge or compound side cutting edge or composite screw cutting edge or composite screw front cutting edge, or cutting edge or front cutting edge or side cutting edge or spiral cutting sword or screw pair cutting edge or combined cutting edges or compound front cutting edge or compound side cutting edge or composite screw cutting edge or the combination of composite screw front cutting edge arrange.
Preferably, described composite-edge spiral milling cutter is locating hole location, or the locating slot location, or various shank of tool location.
Preferably, be formed with ladder sword or minute cutting blade of one-level at least on the leading cutting edge of the hand of spiral of the front portion of the cutting direction of each cutting blade of described composite-edge spiral milling cutter or cutting cutter hub or spiral cutting tool section or sidepiece or spiral cutting tool section or side cutting edge or spiral cutting sword or combined cutting edges or composite screw cutting edge.
Preferably, described composite-edge spiral milling cutter is by at least one cutting blade, or the cutting cutter hub, or spiral cutting tool section formation, or cutting blade, or the cutting cutter hub, or spiral cutting tool section combination setting.
preferably, described composite-edge spiral milling cutter is applicable to shell end mill, straight shank end mill, the various slotting cutters such as taper-shank end-milling cutter, or cotter mill cutter, and other are as the cylindricality milling cutter, etc. arc convex or oblique projection on the cutting face of various screw-on cutters or spiral cutting face stair-stepping combined cut face or composite screw cutting face and the secondary cutting face of stair-stepping composite screw or compound rear cutting face be set, form the stair-stepping combined cutting edges of one-level or composite screw cutting edge at least, be provided with the recess sword on cutting edge or spiral cutting sword, be opening to the cutting face or spiral cutting face or rear cutting face or screw pair cutting face extend to form and be groove, be provided with the recess sword on cutting edge or spiral cutting sword or combined cutting edges or composite screw cutting edge, be opening to the cutting face or spiral cutting face or rear cutting face or screw pair cutting face extend to form multiple combination into the mode of groove.
Beneficial effect:
due to various helical edges milling cutters cutting edge, or be provided with combined cutting edges on the spiral cutting sword, or composite screw cutting edge, form outermost cracking resistance and cut platform, cracking resistance is cut the height of combined cut face of platform and adjacent inboard for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, or cutting face or the spiral cutting face that arranged in step shape is set that cave on the cutting face of this corner, outermost cutting face or spiral cutting face are that cracking resistance is cut platform, the cracking resistance that is formed with both sides is divided cutting blade, cracking resistance is cut platform, or efficiently cut platform and compound decomposition platform and intersect, be formed with the angle more than or equal to 90 °, the cutting output of having decomposed cutting edge or spiral cutting sword, the breaking resistance that has strengthened cutterhead that arranges due to ladder sword or minute cutting blade, having improved spiral cutting face is that cracking resistance is cut platform, or efficiently cut the drag of platform, improved the stock-removing efficiency of cutterhead, strengthened the anti-bursting strength of cutterhead, thereby improved the stock-removing efficiency of composite-edge spiral milling cutter, extended the service life of composite-edge spiral milling cutter.
Description of drawings:
Technical scheme of the present invention and advantage will be described in detail in conjunction with the drawings, in this accompanying drawing:
Fig. 1, Fig. 2 are the schematic diagrames of the composite-edge spiral milling cutter of the first embodiment of the present invention.
Fig. 3, Fig. 4 are the schematic diagrames of the composite-edge spiral milling cutter of the second embodiment of the present invention.
Fig. 5, Fig. 6 are the schematic diagrames of the composite-edge spiral milling cutter of the 3rd embodiment of the present invention.
Fig. 7, Fig. 8 are the schematic diagrames of the composite-edge spiral milling cutter of the 4th embodiment of the present invention.
Fig. 9, Figure 10 are the schematic diagrames of the composite-edge spiral milling cutter of the 5th embodiment of the present invention.
Figure 11, Figure 12 are the schematic diagrames of the composite-edge spiral milling cutter of the 6th embodiment of the present invention.
Figure 13, Figure 14 are the schematic diagrames of the composite-edge spiral milling cutter of the 7th embodiment of the present invention.
Figure 15, Figure 16 are the schematic diagrames of the composite-edge spiral milling cutter of the 8th embodiment of the present invention.
Figure 17, Figure 18 are the schematic diagrames of the composite-edge spiral milling cutter of the 9th embodiment of the present invention.
Figure 19 is the schematic diagram of the composite-edge spiral milling cutter of the tenth embodiment of the present invention.
Figure 20 is the schematic diagram of the composite-edge spiral milling cutter of the 11 embodiment of the present invention.
Figure 21 is the schematic diagram of the composite-edge spiral milling cutter of the 12 embodiment of the present invention.
The specific embodiment:
The below will explain the preferred embodiment of a kind of composite-edge spiral milling cutter head of the present invention in conjunction with the drawings, in embodiment 1-7 mainly to have combined cutting edges, or composite screw cutting edge, or recess sword, compound recess sword, or ladder sword, or a minute cutting blade is that example describes, in the following description, identical parts use identical symbol and omit its specific description.
Embodiment 1:
a kind of composite screw straight shank end mill such as Fig. 1, shown in Figure 2, the composite screw straight shank end mill of the first embodiment of the present invention, relate to common straight shank end mill, scabble straight shank end mill, the straight handle slotting cutter of splaying, the slotting cutter of the multiple different handles such as thread handle slotting cutter, a kind of composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole 1 and cutterhead 2, this shank of tool or locating hole 1 and cutterhead 2 connect or form as one, cutterhead 2 is provided with a plurality of cutting blades 3 or cutting cutter hub 3 or spiral cutting tool section 3 integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section 3, one cutting face or spiral cutting face 4 are arranged, be screw pair cutting face 6 at the face towards the exterior side in the cutting face 4 of cutting direction, the face of axial forward end or rear end rear side is rear cutting face 5, or spiral cutting face 4 and rear cutting face 5, or screw pair cutting face 6, or the side cutting face is crossing, be formed with at least one cutting edge 9, or at least one side cutting edge 7, or at least one spiral cutting sword 8, described composite-edge spiral milling cutter is various various cutting blades 3 with helical edges milling cutter, or various cutting cutter hubs 3, or various spiral cutting tool sections 3, or various spiral cutting cutter hubs 3, or the screw-on cutter of various various combinations, on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face 4, the composite screw cutting face that is provided with one-level inboard at least 11 through arc convex or oblique protruding 25 stepped projections, or arc convex or oblique protruding 25 extensions that erect, be formed with the compound location of intersecting with the composite screw cutting face 11 of inboard and decompose platform 10, the spiral cutting face of arranged in step shape 4, 11 for efficiently cutting platform, the cutting edge 9 of arranged in step shape, 15 or spiral cutting sword 8, 13 is efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform 4, 24, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade 9, 8, or arc convex or oblique protruding 25 extends vertically or arc extends to front end, or extend on cutting edge 9 or spiral cutting sword 8 to rear portion extension or arc, be formed with the recessed sword of side or skew back sword 22, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height h that efficiently cuts platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width a that cuts platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, or spiral cutting face 4 inboards or rear portion, projection composite screw cutting face 11 is set, intersect the cutting edge 9 of formation and the corner that screw pair cutting edge 8 intersects with rear cutting face, be provided with local cracking resistance and cut platform 24, intersect with rear cutting face the cutting edge 23 that forms, or divide cutting blade 23 with screw pair cutting edge 23 that the part that forms is intersected in the screw pair cutting face for cracking resistance.
according to said structure, due on each cutting blade or cutting cutter hub or spiral cutting tool section or spiral cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, the height of efficiently cutting platform 11 that cracking resistance is cut platform 24 and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the setting of 9 times of cutting the amount of feeding, both guaranteed the continuity of cutting edge in working angles of same side, just guaranteed that also effective cutting force with the outside shifts to the inside, and inboard cutting rate is far below the outside, thereby has a stronger cutting ability, therefore further improved efficient, further extended service life, make cutting way that the stressed low rate place of turning to, two-forty place, the cutter outside is stressed, cracking resistance is cut platform 24 has simultaneously effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 2:
a kind of composite screw taper-shank end-milling cutter such as Fig. 3, shown in Figure 4, the composite screw taper-shank end-milling cutter of the second embodiment of the present invention, on the basis of the effect of the first embodiment, the present invention is at spiral cutting tool section 3, stepped spiral cutting face 4, at least one-level helical groove 27 is set on 11, at cutting edge 9, or spiral cutting sword 8, or side cutting edge, or on front cutting edge also arc convex or oblique protruding 25 setting one-level is stepped at least, or combined cutting edges 15, or composite screw cutting edge 13, or compound side cutting edge, or compound front cutting edge, and be formed with that one-level is stepped at least, or ladder sword, or minute cutting blade, cutting blade at various milling cutters, or cutting cutter hub, or spiral cutting tool section, or spiral cutting cutter hub, the cutting edge of one-level at least, or combined cutting edges, or spiral cutting sword, or composite screw cutting edge, or side cutting, or compound side cutting edge, or the screw pair cutting edge is that high strength is cut helical edges, or on the composite screw front cutting edge, be provided with at least one recess sword 16 or trapezoidal sword, or overlap the compound recess sword of one-level or compound trapezoidal sword at least on recess sword 16, or at the screw pair cutting edge, or high strength is cut on helical edges, at least one other curved edge is set, or compound curved sword, be opening to the cutting face 28, or spiral cutting face 4, or rear cutting face 5, or screw pair cutting face 6, or side cutting face, or combined cut face 11, or composite screw cutting face 11, or compound rear cutting face, or composite screw secondary cutting face 10, or compound side cutting face extension, form at least one groove 21, or compound groove, or curved surface shaped groove, or compound curved surface shape groove, the setting of above any one cutting way on composite-edge spiral milling cutter, or above any one cutting way is at cutting edge, or spiral cutting sword, or side cutting edge, or front cutting edge, or screw pair cutting edge, or on the combined type cutting edge, carry out the formed various combination swords of any combination of any different cutting way on composite-edge spiral milling cutter.
according to said structure, due on each cutting blade or cutting cutter hub or spiral cutting tool section or spiral cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, cracking resistance is cut platform 24 has simultaneously effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 3:
a kind of carbide alloy composite screw tooth straight shank end mill such as Fig. 5, shown in Figure 6, the carbide alloy composite screw straight shank end mill of the 3rd embodiment of the present invention, first---on the basis of the effect of two embodiments, the present invention is on each spiral cutting tool section 3, one spiral cutting face or cutting face are arranged, towards the back side in the spiral cutting face of cutting direction or cutting face or rear side be rear cutting face 5 and screw pair cutting face 6, spiral cutting face or cutting face and rear cutting face 5, or screw pair cutting face 6 is crossing, be formed with at least one spiral cutting sword, or at least one cutting edge, spiral cutting face on the spiral cutting direction or the inboard in cutting face, arc convex or oblique protruding 25 inboard, at least the stair-stepping composite screw of one-level cutting face 11 is set, or composite screw secondary cutting face, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, outermost cutting edge or spiral cutting tooth shape become efficient high-strength spiral cutting sword 8 or efficient high-strength divides cutting blade 9, and be formed with the recessed sword of side or skew back sword 22 on spiral cutting face or cutting face, in the cutting face on cutting direction, or the inboard of the corner of the cutting edge of spiral cutting face or spiral cutting sword, be formed with arc convex or oblique projection, or the front portion of arc convex or oblique projection has extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside 6 or rear cutting face 5 and be formed with cracking resistance and divide cutting blade 23, the inboard is formed with at least one-level composite screw cutting face and namely efficiently cuts platform 11, or the cracking resistance height h that efficiently cuts platform 11 that cuts platform 24 and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width h ' that cuts platform is for greater than 0.6 millimeter, be less than or equal to 1/3rd of this tool diameter, or cracking resistance is cut platform 24 or cracking resistance is cut platform 4, or efficiently cut platform 11 and intersect with compound decomposition platform 26, be formed with more than or equal to the angle a of 90 ° or cutting face or the spiral cutting face that arranged in step shape is set that caves on the cutting face of this corner, outermost cutting face or spiral cutting face are cracking resistance cutting table 24, the cracking resistance cutting edge 23 that is formed with both sides divides the cutting blade effect identical with cracking resistance.
according to said structure, due on each cutting blade or cutting cutter hub or spiral cutting tool section or spiral cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, cracking resistance is cut platform 24 has simultaneously effectively increased again anti-cracking function, extended cutter life and keep high strength always in process, through in conjunction with the carbide cutting tool section, or carbide cutting cutter hub, or hard alloy screw cutting blade, or hard alloy screw cutting cutter hub 3, both can strengthen the anti-cracking function of carbide alloy, can process efficiently the high rigidity workpiece that general cutter can't be processed again.
Embodiment 4:
a kind of carbide alloy composite screw tooth taper-shank end-milling cutter such as Fig. 7, shown in Figure 8, the carbide alloy composite screw taper-shank end-milling cutter of the 4th embodiment of the present invention, first---on the basis of the effect of three embodiments, the present invention is on each hard alloy screw cutting blade 3, one spiral cutting face or cutting face are arranged, towards the back side in the spiral cutting face of cutting direction or cutting face or rear side be rear cutting face 5 and screw pair cutting face 6, spiral cutting face or cutting face and rear cutting face 5, or screw pair cutting face 6 is crossing, be formed with at least one spiral cutting sword, or at least one cutting edge, spiral cutting face on the spiral cutting direction or the inboard in cutting face, arc convex or oblique protruding 25 inboard, at least the stair-stepping composite screw of one-level cutting face 11 is set, or composite screw secondary cutting face, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, outermost cutting edge or spiral cutting tooth shape become efficient high-strength spiral cutting sword 8 or efficient high-strength divides cutting blade 9, and be formed with the recessed sword of side or skew back sword 22 on spiral cutting face or cutting face, in the cutting face on cutting direction, or the inboard of the corner of the cutting edge of spiral cutting face or spiral cutting sword, be formed with arc convex or oblique projection, or the front portion of arc convex or oblique projection has extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside 6 or rear cutting face 5 and be formed with cracking resistance and divide cutting blade 23, the inboard is formed with at least one-level composite screw cutting face and namely efficiently cuts platform 11, or the cracking resistance height h that efficiently cuts platform 11 that cuts platform 24 and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width h ' that cuts platform is for greater than 0.6 millimeter, be less than or equal to 1/3rd of this tool diameter, or cracking resistance is cut platform 24 or cracking resistance is cut platform 4, or efficiently cut platform 11 and intersect with compound decomposition platform 26, be formed with more than or equal to the angle a of 90 ° or cutting face or the spiral cutting face that arranged in step shape is set that caves on the cutting face of this corner, outermost cutting face or spiral cutting face are cracking resistance cutting table 24, the cracking resistance cutting edge 23 that is formed with both sides divides the cutting blade effect identical with cracking resistance.
according to said structure, due on each carbide cutting tool section or carbide cutting cutter hub or hard alloy screw cutting blade or hard alloy screw cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, cracking resistance is cut platform 24 has simultaneously effectively increased again anti-cracking function, extended cutter life and keep high strength always in process, through in conjunction with the carbide cutting tool section, or carbide cutting cutter hub, or hard alloy screw cutting blade, or hard alloy screw cutting cutter hub 3, both can strengthen the anti-cracking function of carbide alloy, can process efficiently the high rigidity workpiece that general cutter can't be processed again.
Embodiment 5:
a kind of composite screw staight shank Roughing end mills such as Fig. 9, shown in Figure 10, the composite screw staight shank Roughing end mills of the 5th embodiment of the present invention, first---on the basis of the effect of four embodiments, the present invention is on each spiral cutting tool section 3, one spiral cutting face or cutting face are arranged, towards the back side in the spiral cutting face of cutting direction or cutting face or rear side be rear cutting face 5 and screw pair cutting face 6, spiral cutting face or cutting face and rear cutting face 5, or screw pair cutting face 6 is crossing, be formed with at least one spiral cutting sword, or at least one cutting edge, spiral cutting face on the spiral cutting direction or the inboard in cutting face, arc convex or oblique protruding 25 inboard, at least the stair-stepping composite screw of one-level cutting face 11 is set, or composite screw secondary cutting face, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, outermost cutting edge or spiral cutting tooth shape become efficient high-strength spiral cutting sword 8 or efficient high-strength divides cutting blade 9, and be formed with the recessed sword of side or skew back sword 22 on spiral cutting face or cutting face, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, or compound front cutting edge 15, or on composite screw cutting edge 13, at least one recess sword 16 also is set, be opening and cut platform 4 to cracking resistance, or screw pair cutting face 6, or rear cutting face 5, or composite screw cutting face 11 extensions, form at least one groove 21, efficient high-strength divides cutting blade 9 and compound front cutting edge 15 to be formed with the ladder sword, in the cutting face on cutting direction, or the inboard of the corner of the cutting edge of spiral cutting face or spiral cutting sword, be formed with arc convex or oblique projection, or the front portion of arc convex or oblique projection has extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform, intersect with screw pair cutting face, the outside or rear cutting face and be formed with cracking resistance and divide cutting blade, the inboard is formed with at least, and one-level composite screw cutting face is that platform 26 is decomposed in compound location.
according to said structure, due on each cutting blade or cutting cutter hub or spiral cutting tool section or spiral cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, cracking resistance is cut platform 24 has simultaneously effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 6:
a kind of composite screw taper shank Roughing end mills such as Figure 11, shown in Figure 12, the composite screw taper shank Roughing end mills of the 6th embodiment of the present invention, first---on the basis of five embodiment effects, the inboard of the spiral cutting face on internal thread composite screw taper shank Roughing end mills, arc convex or oblique protruding 25 setting, form at least the stair-stepping composite screw of one-level cutting face 11 or composite screw secondary cutting face 6, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, or efficient high-strength divides cutting blade 9 or high strength helical to divide at least one recess sword 16 is set on cutting blade 8, be opening and cut platform 4 to cracking resistance, or screw pair cutting face 6, or rear cutting face 5, or composite screw cutting face 11 extensions, form at least one groove 21, or efficient high-strength divides cutting blade 9 and compound front cutting edge 15 to be formed with the ladder sword.
according to said structure, due on each cutting blade or cutting cutter hub or spiral cutting tool section or spiral cutting cutter hub 3, along the cutting face or spiral cutting face arc convex or oblique protruding 25 formation, form cracking resistance and cut platform 4, divide cutting blade 9 with efficient high-strength, or efficient high-strength spiral cutting sword 8, in the cutting face on cutting direction, or the corner of the cutting edge of spiral cutting face or spiral cutting sword is the inboard of angle, be formed with arc convex or oblique protruding 25, formed that cracking resistance is cut platform 24 and cracking resistance is divided cutting blade 23, with the recessed sword of side or skew back sword 22, strengthened efficient high-strength spiral cutting sword 8, the intensity of dividing cutting blade 9 with efficient high-strength, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at efficient high-strength spiral cutting sword 8, or efficient high-strength divides cutting blade 9, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 7:
a kind of compound straight shank keyway mills such as Figure 13, shown in Figure 14, the compound straight shank keyway mills of the 7th embodiment of the present invention, first---on the basis of six embodiment effects, at common straight shank keyway mills, scabble straight shank keyway mills, the straight handle cotter mill cutter of splaying, the slotting cutter of the multiple different handles such as thread handle cotter mill cutter, comprise the shank of tool 1 and cutterhead 2, this shank of tool 1 and cutterhead 2 connect or form as one, cutterhead 2 is provided with a plurality of spiral cutting tool sections 3 integratedly, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, cracking resistance is cut platform 4 and is formed very little platform, at spiral cutting sword 8 or cutting edge 9, or compound front cutting edge 15, or on composite screw cutting edge 13, at least one recess sword 16 also is set, be opening and cut platform 4 to cracking resistance, or screw pair cutting face 6, or rear cutting face 5, or composite screw cutting face 11 extensions, form at least one groove 21, cutting edge 9 is formed with the ladder sword with compound front cutting edge 15.
according to said structure, due on each cutting blade or cutting cutter hub 3, be formed with composite screw cutting face 11 along what cracking resistance was cut platform 4 arc convex or oblique projection, or compound rear cutting face, make former high strength cut platform 4 and form very little platform, and be formed with composite screw cutting edge 13, with compound front cutting edge 15, strengthened high strength helical divide cutting blade 8 and or the efficient high-strength intensity of dividing cutting blade 9, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by divide cutting blade 8 in high strength helical, or efficient high-strength divides cutting blade 9, or composite screw cutting edge 13, or on compound front cutting edge 15, recess sword 16 is set former cutting edge decomposition is made it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 8:
a kind of compound taper key way milling cutter such as Figure 15, shown in Figure 16, the compound sword cotter mill cutter of the 8th embodiment of the present invention, first---on the basis of seven embodiment effects, at common straight shank end mill, or scabble straight shank end mill, or the straight handle slotting cutter of splaying, or the cotter mill cutter of the multiple different handles such as thread handle slotting cutter, comprise the shank of tool 1 and cutterhead 2, this shank of tool 1 and cutterhead 2 connect or form as one, cutterhead 2 is provided with a plurality of spiral cutting tool sections 3 integratedly, on each spiral cutting tool section 3, one spiral cutting face or cutting face are arranged, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, and one-level composite screw cutting edge 13 at least, at least the compound front cutting edge 15 of one-level, divide cutting blade 8 in high strength helical, or efficient high-strength divides cutting blade 9, or compound front cutting edge 15, or on composite screw cutting edge 13, at least one recess sword 16 also is set, be opening and cut platform 4 to cracking resistance, or screw pair cutting face 6, or rear cutting face 5, or composite screw cutting face 11 extensions, form at least one groove 21, cutting edge 9 is formed with the ladder sword with compound front cutting edge 15.
according to said structure, due on each cutting blade or cutting cutter hub 3, be formed with composite screw cutting face 11 along what cracking resistance was cut platform 4 arc convex or oblique projection, make former cracking resistance cut platform 4 and form very little platform, and be formed with composite screw cutting edge 13, with compound front cutting edge 15, strengthened high strength helical divide cutting blade 8 and or the efficient high-strength intensity of dividing cutting blade 9, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by divide cutting blade 8 in high strength helical, or efficient high-strength divides cutting blade 9, or composite screw cutting edge 13, or on compound front cutting edge 15, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 9:
a kind of composite screw sword cylindrical milling cutter such as Figure 17, shown in Figure 180, the composite screw sword cylindrical milling cutter of the 9th embodiment of the present invention, first---on the basis of eight embodiment effects, on composite screw sword cylindrical milling cutter, comprise the shank of tool or locating hole 1 and cutterhead 2, this shank of tool or locating hole 1 and cutterhead 2 connect or form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section 3 integratedly, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, the setting of arc convex or oblique projection is the stair-stepping combined cut face of one-level or composite screw cutting face 11 at least, at least the secondary cutting face 12 of the stair-stepping composite screw of one-level, at spiral cutting sword 8, or front cutting edge 15, or on spiral cutting sword 10, the also setting of arc convex or the oblique projection stair-stepping composite screw cutting edge 18 of one-level at least, and be formed with at least the stair-stepping ladder sword of one-level or minute cutting blade, on spiral cutting sword 8 or spiral cutting sword 10, be provided with at least one recess sword 16, be opening to the cutting face or cracking resistance is cut platform 4, or screw pair cutting face 6 extensions, form at least one groove 21.
according to said structure, become very little platform owing to cutting platform 4 arcs along cracking resistance on each cutting blade or cutting cutter hub 3, and be formed with the intensity that composite screw cutting edge 13 has strengthened spiral cutting sword 8, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at spiral cutting sword 8, or on composite screw cutting edge 13, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 10:
the compound slotting cutter of a kind of whole hard alloy as shown in figure 19, the compound slotting cutter of the whole hard alloy of the tenth embodiment of the present invention, first---on the basis of nine embodiment effects, at the compound slotting cutter of whole hard alloy, comprise the shank of tool or locating hole 1 and cutterhead 2, this shank of tool or locating hole 1 and cutterhead 2 connect or form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section 3 integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section 3, there are a cutting face or cracking resistance to cut platform 4, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, at least the secondary cutting face 12 of the stair-stepping composite screw of one-level, or combined cut face 13, or compound rear cutting face 14, at spiral cutting sword 8, or front cutting edge 15, or side cutting edge 9, or on spiral cutting sword 10, the also setting of arc convex or the oblique projection stair-stepping combined cutting edges 16 of one-level at least, or compound front cutting edge 17, or composite screw cutting edge 18, or compound side cutting edge 19, and be formed with at least the stair-stepping ladder sword of one-level or minute cutting blade, at spiral cutting sword 8, or side cutting edge 9, or on spiral cutting sword 10, be provided with at least one recess sword 20, be opening to the cutting face, or cracking resistance is cut platform 4, or rear cutting face 5, or side cutting edge 7, or screw pair cutting face 6 extensions, form at least one groove 21.
according to said structure, owing to being formed with composite screw cutting face 11 or compound rear cutting face along what cracking resistance was cut platform 4 arc convex or oblique projection on each cutting blade or cutting cutter hub 3, make former cracking resistance cut platform 4 and form very little platform, and be formed with composite screw cutting edge 13, with compound front cutting edge 15, strengthened the intensity of spiral cutting sword 8 and cutting edge 9, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by divide cutting blade 8 in high strength helical, or or efficient high-strength divide cutting blade 9, or composite screw cutting edge 13, or on compound front cutting edge 15, recess sword 16 is set, former cutting edge is decomposed, make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function, extended cutter life and keep high strength always in process.
Embodiment 11:
a kind of composite screw sword cylindrical milling cutter as shown in figure 20, the composite screw sword cylindrical milling cutter of the 11 embodiment of the present invention, first---on the basis of ten embodiment effects, milling cutter at the mid-cylindrical cutting tool head of composite screw sword cylindrical handle, comprise cylindrical cutting tool handle 1 and cutterhead 2, this shank of tool 1 and cutterhead 2 connect or form as one, at embodiment one to the basis of the effect of embodiment ten, cutterhead is provided with a plurality of spiral cutting tool sections 3 integratedly, on each spiral cutting tool section 3, there is a cracking resistance to cut platform 4, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, at least the stair-stepping composite screw of one-level cutting face 11, at least platform 26 is decomposed in the stair-stepping compound location of one-level, cut on platform 4 in cracking resistance, the setting of arc convex or oblique projection is the stair-stepping composite screw cutting edge 13 of one-level at least, and be formed with at least the stair-stepping ladder sword of one-level or minute cutting blade, divide in high strength helical and be provided with at least one recess sword 16 on cutting blade 8, be opening and cut platform 4 to cracking resistance, or screw pair cutting face 6 extensions, form at least one groove 21.
according to said structure, owing to being formed with composite screw cutting face 11 along what cracking resistance was cut platform 4 arc convex or oblique projection on each spiral cutting tool section 3, make former cracking resistance cut platform 4 and form very little platform, and be formed with cracking resistance composite screw cutting edge 13, strengthened the intensity of spiral cutting sword 8, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at spiral cutting sword 8, or on composite screw cutting edge 13, recess sword 16 is set, former cutting edge is decomposed, make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, make cutting way with the whole stressed a plurality of local pressures that are decomposed into of cutter, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function,
Embodiment 12:
tubular or the cylindrical milling cutter of a kind of composite screw sword taper shank as shown in figure 21, the composite screw sword cylindrical milling cutter of the 12 embodiment of the present invention, first---on the basis of 11 embodiment effects, has conical grip internal thread hole location, cylindrical, or tubular, or also has the milling cutter of the cutterhead of cutting edge on end face, the shank of tool 1 and the cutterhead 2 that comprise outer taper shank and location, silk hole, this shank of tool 1 and cutterhead 2 connect or form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section 3 integratedly, in the cutting face on cutting direction, or on spiral cutting face, or cutting face, or the inside corner place of spiral cutting face is the inboard of angle, be provided with arc convex or oblique protruding 25, or arc convex or oblique protruding 25 front portion have extended to form parallel with the screw pair cutting face, or have angle compound secondary cutting face, be that platform 26 is decomposed in compound location, outermost cutting face is that cracking resistance is cut platform 24, intersect with screw pair cutting face, the outside or rear cutting face and be formed with the recessed sword of side or skew back sword 22 and cracking resistance and divide cutting blade 23, cracking resistance is cut platform 24, high strength helical is divided cutting blade 8, or efficient high-strength divides cutting blade 9, it is that cracking resistance is cut platform 4 that former spiral cutting face or cutting face form very little platform, cutting face on cutting direction or cracking resistance are cut the inboard of platform 4, the setting of arc convex or oblique projection is the stair-stepping combined cut face of one-level at least, or composite screw cutting face 11, at least the secondary cutting face 12 of the stair-stepping composite screw of one-level, or compound side cutting face 13, or compound rear cutting face 14, at spiral cutting sword 8, or side cutting edge 9, or on spiral cutting sword 10, the also setting of arc convex or the oblique projection stair-stepping combined cutting edges 16 of one-level at least, or compound front cutting edge 17, or composite screw cutting edge 18, or compound side cutting edge 19, and be formed with at least the stair-stepping ladder sword of one-level or minute cutting blade, at spiral cutting sword 8, or side cutting edge 9, or on spiral cutting sword 10, be provided with at least one recess sword 16, be opening to the cutting face, or cracking resistance is cut platform 4, or rear cutting face 5, or screw pair cutting face 6 extensions, form at least one groove 21.
according to said structure, due on each cutting blade or cutting cutter hub 3, be formed with composite screw cutting face 11 along what cracking resistance was cut platform 4 arc convex or oblique projection, former cracking resistance is cut form very little platform on platform 4, and be formed with composite screw cutting edge 13 and compound front cutting edge 15, strengthened the intensity of spiral cutting sword 8 and cutting edge 9, make this milling cutter remain sharp and intensity, therefore improved efficient, extended service life, by at spiral cutting sword 8, or cutting edge 9, or composite screw cutting edge 13, or on compound front cutting edge 15, recess sword 16 is set, former cutting edge is decomposed make it stressed minimizing and the intensity increase, therefore further improved efficient, further extended service life, the corner of cutting edge or spiral cutting sword is the setting that the angle cracking resistance is cut platform 24 simultaneously, effectively increased again anti-cracking function.
according to said structure, provide the cracking resistance that arranges on cutterhead 1 and cut width or the height of platform, and angle, above data are going out through practice, as surpassing this scope, will have a greatly reduced quality in efficient or service life, this kind cutter can decompose the cutting force of cutting edge, reduce the frictional strength of cutting edge, especially the frictional force frictional heat generation that has reduced the screw pair cutting face reduces, can also increase simultaneously the area of dissipation of cutterhead, reduce the cutterhead temperature, decompose cutting edge stressed of flimsy outer end of cutter, extended cutter life, and keep high strength in process always.
although abovely locate with the shank of tool, or locating hole is located, or location, silk hole, or the composite-edge spiral milling cutter that facing cutter is located is that example is illustrated, but cutter of the present invention also can be used for the cutting face of other milling cutters of helical arrangement, or on spiral cutting face, arc convex or oblique projection stair-stepping combined cut face is set, or composite screw cutting face, with the secondary cutting face of stair-stepping composite screw, or compound rear cutting face, form the stair-stepping combined cutting edges of one-level at least, or composite screw cutting edge, be provided with the recess sword on cutting edge or spiral cutting sword, be opening to the cutting face, or spiral cutting face, or rear cutting face, or screw pair cutting face extension, form groove, cutting edge 9, or spiral cutting sword 8, or combined cutting edges 15, or on composite screw cutting edge 18, be provided with recess sword 16, be opening to the cutting face 4, or cracking resistance is cut platform 4, or rear cutting face 5, or screw pair cutting face 6 extensions, the mode that forms groove 21 is implemented.
Above-described preferred embodiment is illustrative and not restrictive, in the situation that do not break away from purport of the present invention and essential characteristic, the present invention can also otherwise implement and specialize, scope of the present invention is limited by claim, and all distortion in the claim limited range all fall within the scope of the present invention.

Claims (10)

1. composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, it is characterized in that: on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
2. composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, it is characterized in that: or spiral cutting face inboard or rear portion, projection the composite screw cutting face is set, intersect the cutting edge of formation and the corner that the screw pair cutting edge intersects with rear cutting face, be provided with local cracking resistance and cut platform, intersect with rear cutting face the cutting edge that forms, or with screw pair cutting edge that the part that forms is intersected in the screw pair cutting face be that cracking resistance is divided cutting blade, or on the composite screw cutting face, one-level helical groove at least is set, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
3. composite-edge spiral milling cutter, relate to various common straight shank end mills, or the various straight shank end mills that scabble, or the various straight handle slotting cutters of splaying, or various thread handle slotting cutters, or various taper-shank end-milling cutters, or various cone shapeds or Straight helical edges milling cutter, or various cone shapeds, with the front end of various Straight helical edges milling cutters, the milling cutter of end face shape cutting edge is set, or the combination blade milling cutter of annular array cutting edge milling cutter, or the two ends of cylindrical helical edges milling cutter arrange the milling cutter that handle or an end arrange handle, and other various cylindrical milling cutters, or various flatted staight shank roughing helical end millses, or location, conical grip internal thread hole, the milling cutter that also has the cutterhead of cutting edge on cylindrical or tubular or end face, or various staight shanks or taper shank roughing helical end mills, or various staight shanks or taper-shank cutter, or helical edges cotter mill cutter, or various carbide end mill cutterheads, or the various milling cutters that relate to helical edges of various solid carbide end mills, comprise the shank of tool or locating hole and cutterhead, this shank of tool or locating hole and cutterhead form as one, cutterhead is provided with a plurality of cutting blades or cutting cutter hub or spiral cutting tool section integratedly, on each cutting blade or cutting cutter hub or spiral cutting tool section, one cutting face or spiral cutting face arranged, be the screw pair cutting face at the face towards the exterior side in the cutting face of cutting direction, the face of axial forward end or rear end rear side is rear cutting face, or spiral cutting face and rear cutting face, or screw pair cutting face, or the side cutting face is crossing, be formed with at least one cutting edge, or at least one side cutting edge, or at least one spiral cutting sword, described composite-edge spiral milling cutter is various various cutting blades with helical edges milling cutter, or various cutting cutter hubs, or various spiral cutting tool sections, or various spiral cutting cutter hubs, or the screw-on cutter of various various combinations, on composite-edge spiral milling cutter, integratedly, or connect and carry out with forming as one the setting of following technical scheme, in the cutting face towards the direction of rotation front end, or the inboard of spiral cutting face, the composite screw cutting face of one-level inboard at least that is provided with through arc convex or oblique raised step shape projection, or the extension that erects of arc convex or oblique projection, be formed with the compound location of intersecting with the composite screw cutting face of inboard and decompose platform, the spiral cutting face of arranged in step shape is for efficiently cutting platform, the cutting edge of arranged in step shape or spiral cutting sword are efficient minute cutting blade, the outermost platform of efficiently cutting is that cracking resistance is cut platform, outermost efficient minute cutting blade is that cracking resistance is divided cutting blade, or arc convex or oblique projection is extended vertically or arc extends to front end, or extend on cutting edge or spiral cutting sword to rear portion extension or arc, be formed with the recessed sword of side or skew back sword, with stair-stepping cutting edge, or stair-stepping spiral cutting sword, or the contextual definition that cracking resistance is cut platform or efficiently cut platform and the inboard adjacent height of efficiently cutting platform is, cracking resistance is cut platform or is efficiently cut platform and the height of efficiently cutting platform of adjacent inboard is that the depth of cut multiply by the product number, when work piece hardness or the higher and cutter of viscosity when larger, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the higher and cutter of viscosity hour, the cutting depth of cut is less, the product number that the depth of cut is taken advantage of is larger, when work piece hardness or the lower and cutter of viscosity when larger, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, when work piece hardness or the lower and cutter of viscosity hour, the cutting depth of cut is larger, the product number that the depth of cut is taken advantage of is less, or the cracking resistance height of efficiently cutting platform of cutting platform and adjacent inboard is for more than or equal to 0.01 millimeter, or less than 4/5ths of the thickness of the bits of discharging after this kind Tool in Cutting, or less than the height of the product number of 9 times of the cutting amount of feeding, or the cracking resistance width of cutting platform is for more than or equal to 0.6 millimeter, or be less than or equal to 1/3rd of this tool diameter, or spiral cutting face inboard or rear portion, projection the composite screw cutting face is set, intersect the cutting edge of formation and the corner that the screw pair cutting edge intersects with rear cutting face, be provided with local cracking resistance and cut platform, intersect with rear cutting face the cutting edge that forms, or with screw pair cutting edge that the part that forms is intersected in the screw pair cutting face be that cracking resistance is divided cutting blade, or on the composite screw cutting face, one-level helical groove at least is set, it is characterized in that: at 1 cutting edge, or spiral cutting sword, or side cutting edge, or on front cutting edge also the setting of arc convex or oblique projection one-level is stepped at least, or 2 combined cutting edges, or composite screw cutting edge, or compound side cutting edge, or compound front cutting edge, and be formed with that one-level is stepped at least, or 3 ladder sword, or 4 minutes cutting blades, cutting blade at various milling cutters, or cutting cutter hub, or spiral cutting tool section, or spiral cutting cutter hub, the cutting edge of one-level at least, or combined cutting edges, or spiral cutting sword, or composite screw cutting edge, or side cutting, or compound side cutting edge, or the screw pair cutting edge is that high strength is cut helical edges, or on the composite screw front cutting edge, be provided with at least one 5 recess swords or trapezoidal sword, or overlap the compound recess sword of one-level 6 or compound trapezoidal sword at least on the recess sword, or at the screw pair cutting edge, or high strength is cut on helical edges, at least one other curved edge 7 is set, or compound curved sword 8, be opening to the cutting face, or spiral cutting face, or rear cutting face, or screw pair cutting face, or side cutting face, or combined cut face, or composite screw cutting face, or compound rear cutting face, or composite screw secondary cutting face, or compound side cutting face extension, form at least one groove, or compound groove, or curved surface shaped groove, or compound curved surface shape groove, the any one cutting way of above structure, or the formed combination sword of any combination of above cutting way arranges formed composite-edge spiral milling cutter on screw-on cutter.
4. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: on the cutting face or spiral cutting face of described composite-edge spiral milling cutter, the front portion of arc convex or oblique projection be formed with parallel with the screw pair cutting face or have angle the secondary cutting face of composite screw, it is the compound location decomposition of spiral platform, outermost spiral cutting face is that cracking resistance is cut platform, intersect with screw pair cutting face, the outside and be formed with high strength and cut helical edges, the inboard is formed with at least one-level composite screw cutting face and namely efficiently cuts platform, the inboard composite screw of one-level at least cutting face and former spiral cutting face form the spiral cutting face of the arranged in step shape of one-level composite construction at least, or composite screw cutting face, at least the secondary cutting face of the stair-stepping composite screw of one-level, or compound rear cutting face, or compound side cutting face, and the stair-stepping combined cutting edges of one-level at least, or compound side cutting edge, or composite screw cutting edge, extend on anterior cutter head, on the anterior cutter head of composite-edge spiral milling cutter, be the stair-stepping ladder sword of one-level or minute cutting blade at least, in the cutting face, or the outermost one-level of spiral cutting face cutting face, or spiral cutting face is that cracking resistance is cut platform.
5. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: each cutting blade of described composite-edge spiral milling cutter, or cutting cutter hub, or the front portion of the cutting direction of spiral cutting tool section, or sidepiece, or the cutting edge of the front portion of the hand of spiral of spiral cutting tool section, or front cutting edge, or the side cutting edge, or spiral cutting sword, or combined cutting edges, or compound front cutting edge, or be formed with ladder sword or minute cutting blade of one-level at least on the composite screw cutting edge.
6. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: each cutting blade of described composite-edge spiral milling cutter, or cutting cutter hub, or spiral cutting tool section one, or combination, or seam together, dish type, or cylindrical, or the cutting edge of other various cutterheads, or front cutting edge, or on the spiral cutting sword, be provided with stair-stepping combined cut face, or compound side cutting face, or composite screw cutting face, and be formed with compound setting, the ladder sword, or minute cutting blade, or recess sword, or compound recess sword, composite-edge spiral milling cutter.
7. composite-edge spiral milling cutter as described in as arbitrary in claim 1-3 is characterized in that: described composite-edge spiral milling cutter is the locating hole location, or the locating slot location, or various shank of tool location.
8. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: described composite-edge spiral milling cutter is by at least one cutting blade, or the cutting cutter hub, or spiral cutting tool section formation, or cutting blade or cutting cutter hub or spiral cutting tool section combination setting.
9. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: the cutting edge of described composite-edge spiral milling cutter is by at least one cutting edge, or front cutting edge, or side cutting edge, or spiral cutting sword, or screw pair cutting edge, or combined cutting edges, or compound front cutting edge, or compound side cutting edge, or composite screw cutting edge, or the composite screw front cutting edge consists of, or cutting edge, or front cutting edge, or side cutting edge, or spiral cutting sword, or screw pair cutting edge, or combined cutting edges, or compound front cutting edge, or compound side cutting edge, or composite screw cutting edge, or composite screw front cutting edge combination setting.
10. described composite-edge spiral milling cutter as arbitrary in claim 1-3, it is characterized in that: the cutting face of described composite-edge spiral milling cutter, or the inboard of the corner of the cutting edge of spiral cutting face or spiral cutting sword, be formed with arc convex or the oblique projection of one-level at least, or the front portion of arc convex or oblique projection has extended to form parallel with the screw pair cutting face, or have angle the secondary cutting face of composite screw, it is the compound location decomposition of spiral platform, the cutting face of corner, or spiral cutting face forms triangle, or fan-shaped, or the efficient cracking resistance of various shapes is cut platform, and be formed with efficient high-strength and divide cutting blade.
CN2012101460249A 2012-05-03 2012-05-03 Helix milling cutter with compound blade Pending CN103381501A (en)

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JP2010089236A (en) * 2008-10-10 2010-04-22 Tungaloy Corp Throwaway rotary tool and clamp mechanism of throwaway chip
CN102151886A (en) * 2011-01-10 2011-08-17 李仕清 Spiral milling cutter with compound blade
CN102198535A (en) * 2011-05-06 2011-09-28 李仕清 Combined composite blade composite drilling and milling cutter
CN202169397U (en) * 2011-05-06 2012-03-21 李仕清 Drilling and milling combined tool with combined cutting edges

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TWI624321B (en) * 2015-05-14 2018-05-21 基準精密工業(惠州)有限公司 Milling tool
WO2018120272A1 (en) * 2016-12-30 2018-07-05 李仕清 Helical-edge milling cutter
CN108262509A (en) * 2016-12-30 2018-07-10 李仕清 A kind of spiral blade milling cutter
CN110090994A (en) * 2019-05-23 2019-08-06 兰州理工大学 Segmentation mix blade type intersection for wing laminated construction helical milling divides bits cutter

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Application publication date: 20131106