CN106513724A - Cutting blade and cutting tool - Google Patents
Cutting blade and cutting tool Download PDFInfo
- Publication number
- CN106513724A CN106513724A CN201611115195.XA CN201611115195A CN106513724A CN 106513724 A CN106513724 A CN 106513724A CN 201611115195 A CN201611115195 A CN 201611115195A CN 106513724 A CN106513724 A CN 106513724A
- Authority
- CN
- China
- Prior art keywords
- cutting
- cutting edge
- main cutting
- cutter groove
- blade body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B27/00—Tools for turning or boring machines; Tools of a similar kind in general; Accessories therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B2200/00—Details of cutting inserts
- B23B2200/28—Angles
- B23B2200/286—Positive cutting angles
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Knives (AREA)
- Milling Processes (AREA)
Abstract
The invention discloses a cutting blade. Upper main cutting edges and lower main cutting edges have the same positive acute-angled cutting clearance angles; at least parts of the upper main cutting edges on the same side are projected relative to the lower main cutting edges on the same side; and at least parts of the lower main cutting edges on the same side are projected relative to the upper main cutting edges on the same side. A cutting tool comprises a cutter body, a fastening piece and the cutting blade; at least one cutter groove is formed in the cutter body; at least two groups of chip holding grooves are formed in each cutter groove; a blade body is fixed in the cutter grooves through the fastening piece; the cutter grooves include cutter groove side surfaces and cutter groove bottom surfaces; the upper surface or the lower surface of the blade body is tightly bonded with the cutter groove bottom surfaces; and the upper side surface or the lower side surface of the blade body is tightly bonded with the cutter groove side surfaces. The cutting blade has the advantages of low cutting vibration, light and fast cutting, good cost performance, good positioning rigidity, good chip removing performance, long service life and capability of being widely applied to rough machining and finish machining.
Description
Technical field
The invention mainly relates to machining field, more particularly to a kind of cutting tip and cutting tool.
Background technology
Cutting tip with two-sided trench structure participates in the bottom surface of positioning, side and typically adopts vertical plane contact side
Formula.This cutting tip makes simple, easy to process；The side-locating face high precision of cutting tip, contact area are big, so as to such
Cutting tip has outstanding impact resistance, high use dimensional accuracy；Simultaneously big positioning contact area can make cutting
When larger load is born, only there is small deformation in locating surface with blade, and cutting tool is effectively ensured static and processed
The concordance of dimensional accuracy in journey, improves cutter stability of the cutting tool under different operating modes.There is two-sided grooved simultaneously
The cutting tip of the more common single-side grooved type of cutting tip of structure has 2 times of cutting edges, is in industry widely used in rotating class
In cutter and non-rotating class cutter.
Although two-sided grooved blade has lot of advantages, there are problems that.Due to double groove blade to ensure it is upper,
Lower grooved has identical cutting power, so as to the side of cutting tip is cut this in upper surface, lower surface, industry
It is to bear blade, i.e. cutting tip when in use in order to ensure the master of the end in cutting portion, side to cut the cutting tip that relief angle is zero
Cutting edge has enough relief angles, and during actual cut, end, the main cutting edge of side are inclined in workpiece opposite direction, so as to cause cutting
During blade use, chip easily crimps to machined surface and friction occurs, extrudes so as to reduce processing with machined surface
Surface quality, causes such cutting tip to can be only applied to roughing, in semifinishing, meanwhile, opposite direction is inclined causes cutting
Working rake angle in portion diminishes, and cutting load causes greatly easily vibration during cutting, so as to affect stock-removing efficiency and cutting
Life-span.In addition, cutting tip sintering warpage and clamping, processing, detection error presence, the side of cutting tip can not can guarantee that knife
The completely overlapped contact of body, in order to ensure cutting tip cutting stability, ordinary priority ensures cutting tip side surface upper part and cutter groove
Angle between contacts side surfaces, i.e. blade side, bottom surface is slightly larger than the corresponding angle of cutter groove.Although this structure is to a certain extent
Impact of the positioning to cutting tip performance is solved, but when cutting tip bears big load, securing member deformation is increased, blade
Side up rotate inclination relative to cutter groove, cause cutting tip side-locating face and cutter hub to depart from, chucking power is completely by securing member
There is provided, cause cutting tip high vibration or even collapse scarce.
The content of the invention
The technical problem to be solved in the present invention is to overcome the deficiencies in the prior art, there is provided a kind of cutting vibration is little, cutting is light
Hurry up, cost performance is good, positioning good, the chip removal performance of rigidity is good, long service life can extensively using the cutting tip for Roughing and fine machining
And cutting tool.
To solve above-mentioned technical problem, the present invention is employed the following technical solutions：
A kind of cutting tip, including blade body, the blade body include cutting portion and lower cutting portion, the upper cutting portion
Turn by a plurality of upper main cutting edge and above cutting edge and be sequentially connected and constitute, the lower cutting portion by a plurality of lower main cutting edge and under turn and cut
Cut sword and be sequentially connected composition, the upper main cutting edge and lower main cutting edge have identical positive acute angle back angle, the same side
At least part of lower main cutting edge relative to the side of upper main cutting edge is projected, the lower main cutting edge of the same side at least
Split-phase is projected for the upper main cutting edge of the side.
As the further improvement of above-mentioned technical proposal：
The positive acute angle back angle be γ, 3 °≤γ≤20 °.
The side of blade body is formed between the upper cutting portion and lower cutting portion, the side is included positioned at upper main cutting
Major opposing side between sword and lower main cutting edge and positioned above turn cutting edge and under turn side of turning between cutting edge, the master
Face includes upper side and downside, and obtuse angle angle is formed between the upper side and downside.
The obtuse angle angle is ω, 140 °≤ω≤174 °.
The upper side and downside are turned on the left side of the diagonal position of the major opposing side and are turned under cutting edge and right side
Intersect at cutting edge.
The upper side and downside are turned on the right side of the diagonal position of the major opposing side and are turned under cutting edge and left side
Intersect at cutting edge.
Form included angle X between upper main cutting edge and lower main cutting edge on the same major opposing side in the side, 2 °≤λ≤12 °.
The blade body offers the centre bore for passing through upper and lower surface, and the blade body is with regard to the centre bore center pair
Claim, the upper cutting portion and lower cutting portion have identical cutting shape.
Angle between upper main cutting edge on the major opposing side upper main cutting edge adjacent with two is respectively α and β, the master
Angle between lower main cutting edge on the side lower main cutting edge adjacent with corresponding two is respectively α ' and β ', α=β ', β=α ',
3°≤α-β≤15°。
A kind of cutting tool, including cutter hub, securing member and above-mentioned cutting tip, the cutter hub are provided with least one
Cutter groove, each cutter groove are provided with least two groups chip pockets, and the blade body is fixed in the cutter groove by securing member, described
Cutter groove includes cutter groove side and cutter groove bottom surface, and upper surface or lower surface and the cutter groove bottom surface of the blade body are adjacent to, the knife
The upper side of piece body or downside are adjacent to cutter groove side.
As the further improvement of above-mentioned technical proposal：
Blade body in the cutter groove and participate in the upper main cutting edge or lower main cutting edge of cutting with adjacent another cutter groove
The main cutting edge upper accordingly or lower main cutting edge for participating in cutting has identical cutting shape.
It is under β ' adjacent that two cutter groove sides and the angle of one of them cutter groove is the adjacent upper main cutting edges of α, angle
Main cutting edge correspondence, two cutter groove sides and the angle of another cutter groove adjacent with the cutter groove are the adjacent upper main cutting edges of β, angle
For the adjacent lower main cutting edge correspondences of α '.
Compared with prior art, it is an advantage of the current invention that：
The cutting tip of the present invention, the cutting unit of upper and lower surface all have positive back angle, and general with 2 times
The cutting unit quantity of logical positive angle cutting tip, cuts brisk, and cost performance is good；As upper main cutting edge and lower main cutting edge have
Identical positive acute angle back angle so that the end, side cutting edge during cutting in upper and lower cutting unit can be favoured with forward direction and be added
Work workpiece, chip can improve machined surface quality away from cutting workpiece, make cutting tip possess be applied to it is precision machined
Cutting power；As at least part of lower main cutting edge relative to the side of the upper main cutting edge of the same side is projected, the same side
At least part of upper main cutting edge relative to the side of lower main cutting edge project so that upper main cutting edge and lower main cutting edge
Formation dislocation arrangement, it is ensured that upper main cutting edge and lower main cutting edge are separate, and each self-forming is avoided.
The cutting tool of the present invention, will insert the cutter groove of cutter hub, dress from cutter groove side when blade body is installed and used
Have the cutting tool of the cutting tip, be provided between cutter groove side and the side of blade body can prevent blade body with respect to knife in
The outward-dipping clamping mating surface in cutter groove bottom surface, the blade body of cutting tool, cutter hub are completely embedded reliability, in working angles
In, cutter groove produces downward chucking power to blade body, reduces securing member, the deformation of blade body, can effective attenuation blade sheet
The vibration of body, suppress collapsing for blade body scarce, extend the service life of blade body, the high-efficient cutting of cutting tool is greatly improved
Ability.Meanwhile, blade body is fixed in the cutter groove of cutter hub simultaneously by the securing member of cutting tool through the centre bore of blade body
By clamping of the cutter groove side to blade body, the distribution of force of blade body is greatly optimized, cutting tool cutting is stable,
With high machined surface quality ability, precision cutting is can be widely applied to.
Description of the drawings
Fig. 1 is the dimensional structure diagram of inventive cutting blade embodiment 1.
Fig. 2 is the overlooking the structure diagram of inventive cutting blade embodiment 1.
Fig. 3 is the A-A cross section structure diagrams of Fig. 2.
Fig. 4 is the dimensional structure diagram of inventive cutting blade embodiment 2.
Fig. 5 is the overlooking the structure diagram of inventive cutting blade embodiment 2.
Fig. 6 is the dimensional structure diagram of inventive cutting blade embodiment 3.
Fig. 7 is the overlooking the structure diagram of inventive cutting blade embodiment 3.
Fig. 8 is the dimensional structure diagram of inventive cutting blade embodiment 4.
Fig. 9 is the overlooking the structure diagram of inventive cutting blade embodiment 4.
Figure 10 is the dimensional structure diagram of cutting tool embodiment of the present invention 1.
Figure 11 is the dimensional structure diagram of cutting tool embodiment of the present invention 2.
Figure 12 is the dimensional structure diagram of cutting tool embodiment of the present invention 3.
Figure 13 is cutting tool of the present invention bowing equipped with the adjacent cutter groove cutting tip rotation overlap cut blade of cutting tip
Depending on structural representation.
In figure, each label is represented：
1st, blade body；11st, upper cutting portion；111st, upper main cutting edge；112nd, cutting edge is turned on；12nd, lower cutting portion；121st, lower master
Cutting edge；122nd, cutting edge is turned under；13rd, side；131st, major opposing side；1311st, upper side；1312nd, downside；132nd, turn side；
14th, centre bore；2nd, cutter hub；21st, cutter groove；211st, cutter groove side；212nd, cutter groove bottom surface；22nd, chip pocket；3rd, securing member.
Specific embodiment
The present invention is described in further details below with reference to Figure of description and specific embodiment.
Cutting tip embodiment 1：
Fig. 1 to Fig. 3 shows the first embodiment of inventive cutting blade, and the cutting tip includes blade body 1, blade sheet
Body 1 includes cutting portion 11 and lower cutting portion 12, upper cutting portion 11 by a plurality of upper main cutting edge 111 and above turn cutting edge 112 according to
Secondary connection composition, lower cutting portion 12 by a plurality of lower main cutting edge 121 and under turn cutting edge 122 and be sequentially connected and constitute, upper main cutting
Sword 111 and lower main cutting edge 121 have identical positive acute angle back angle, the upper main cutting edge 111 of the same side at least
Split-phase is projected for the lower main cutting edge 121 of the side, and the lower main cutting edge 121 of the same side is at least part of relative to the side
Upper main cutting edge 111 is projected.In the structure, upper cutting portion 11 by turn on four upper main cutting edges 111 and four cutting edge 112 according to
Secondary connection composition forms four cutting units, and lower cutting portion 12 is same by turning cutting edge under four lower main cutting edges 121 and four
122 are sequentially connected composition forms four cutting units, and blade body 1 offers the centre bore 14 for passing through upper and lower surface, blade body 1
There is identical cutting with regard to upper and lower four cutting unit of 14 centrosymmetry of centre bore, upper cutting portion 11 and lower cutting portion 12 tool
Shape is so as to possessing identical cutting power, it is ensured that cutting is brisk；As upper main cutting edge 111 and lower main cutting edge 121 have
Identical positive acute angle back angle so that the end, side cutting edge during cutting in upper and lower cutting unit can be favoured with forward direction and be added
Work workpiece, chip can improve machined surface quality away from cutting workpiece, make cutting tip possess be applied to it is precision machined
Cutting power；As at least part of lower main cutting edge 121 relative to the side of the upper main cutting edge 111 of the same side is projected,
At least part of upper main cutting edge 111 relative to the side of lower main cutting edge 121 of the same side is projected so that upper main cutting edge
111 and the formation dislocation arrangement of lower main cutting edge 121, it is ensured that upper main cutting edge 111 and lower main cutting edge 121 are separate,
Each self-forming is avoided.
In the present embodiment, in order to the upper cutting portion 11 and lower cutting portion 12 that ensure blade body 1 cut sharp, four upper masters
Cutting edge 111 and four lower main cutting edges 121 should be gone up with constant and equal back angle γ, should be met：3°≤γ≤
20 °, in the present embodiment, γ=9 °.
In the present embodiment, the side 13 of blade body 1 is formed between upper cutting portion 11 and lower cutting portion 12, and side 13 includes
Major opposing side 131 between upper main cutting edge 111 and lower main cutting edge 121 and being located above turn cutting edge 112 and under turn and cut
Cut and turn side 132 between sword 122, major opposing side 131 includes upper side 1311 and downside 1312, upper side 1311 and downside
Obtuse angle angle is formed between 1312.In the structure, formation obtuse angle angle ω between upper side 1311 and downside 1312,140 °≤
ω≤174 °, in the present embodiment, ω=162 ° define a kind of location structure of indent, upper side 1311 and downside 1312
Planar structure is, blade body 1 can only be inserted sideways the installation site of cutting tool, upper side 1311 or downside during use
Face 1312 is coordinated with the installation foundation of cutting tool and is close to, and in process, can prevent blade body 1 from producing vibration, significantly
Improve stock-removing efficiency and cutting service life.
In the present embodiment, shape between the upper main cutting edge 111 and lower main cutting edge 121 on 13 same major opposing side 131 of side
Into included angle X, 2 °≤λ≤12 °.In the present embodiment, λ=6 °, so arrange cause upper main cutting edge 111 and lower main cutting edge 121 it
Form tilting dislocation arrangement, it is ensured that upper main cutting edge 111 and lower main cutting edge 121 are separate, and each self-forming is avoided.
In the present embodiment, upper side 1311 and downside 1312 are turned on the left side of the diagonal position of the major opposing side 131
Cutting edge 112 intersects at cutting edge 122 with turning under right side.In the structure, in same major opposing side 131, the upper of cutting is participated in
The upper main cutting edge 111 or lower main cutting edge 121 and homonymy that side cut is participated in cutting unit or lower cutting unit is corresponding
Lower main cutting edge 121 or upper main cutting edge 111 influence each other, and the upper main cutting edge 111 or lower main cutting edge 121 of side cut are not
Cutting can be participated in completely positive relief angle, the upper cutting unit or lower cutting unit for participating in cutting only participates in the upper of building up by welding
Main cutting edge 111 or lower main cutting edge 121 participate in cutting with completely positive relief angle, during actual cut, participate in the upper of cutting
The sharpness of the upper main cutting edge 111 or lower main cutting edge 121 of the building up by welding in cutting unit or lower cutting unit is better than right
Answer the upper main cutting edge 111 or lower main cutting edge 121 of side cut.So as to the present embodiment cutting tip is suitably applied surface matter
Amount requires preferable operating mode application, and side cut load is larger.
Cutting tip embodiment 2：
As shown in Figure 4 and Figure 5, second embodiment of inventive cutting blade, the cutting tip are substantially the same manner as Example 1,
Differ only in：In the present embodiment, upper side 1311 and downside 1312 are in the upper of the right side of the diagonal position of the major opposing side 131
Turn cutting edge 112 and intersect at cutting edge 122 with turning under left side.In the structure, due to, in same major opposing side 131, participating in cutting
The upper main cutting edge 111 or lower main cutting edge 121 and homonymy of side cut are participated in the upper cutting unit cut or lower cutting unit
Accordingly lower main cutting edge 121 or upper main cutting edge 111 influence each other, the upper main cutting edge 111 of building up by welding or lower main cutting
Sword 121 can not participate in cutting with completely positive relief angle, and the upper cutting unit or lower cutting unit for participating in cutting only participates in side
51/ time main cutting edge of upper main cutting edge 61 of cutting participates in cutting with completely positive relief angle, during actual cut, participates in cutting
Upper cutting unit or lower cutting unit in side cut upper main cutting edge 111 or lower main cutting edge 121 sharpness it is excellent
In the upper main cutting edge 111 or lower main cutting edge 121 of corresponding side surface cutting.So as to the present embodiment cutting tip is suitably applied side
Face cutting load is little, the not high operating mode application of surface quality requirements.Remaining does not discuss part and disclosure of the invention cutting tip
First embodiment it is identical, this place repeats no more.
Cutting tip embodiment 3：
As shown in Figure 6 and Figure 7, the third embodiment of inventive cutting blade, the cutting tip are substantially the same manner as Example 1,
Differ only in：Upper surface is provided with upper cutting unit of eight tools in identical cutting shape, and lower surface is provided with eight tools and exists
The lower cutting unit of identical cutting shape, so as to cutting tip can be used 16 times, with more preferable superiority of effectiveness.Remaining is not
Identical with the first embodiment of disclosure of the invention cutting tip in place of discussing, this place repeats no more.
Cutting tip embodiment 4：
As shown in Figure 8 and Figure 9, the 4th kind of embodiment of inventive cutting blade, the cutting tip are substantially the same manner as Example 1,
Differ only in：In the present embodiment, between upper main cutting edge 111 on the major opposing side 131 upper main cutting edge 111 adjacent with two
Angle is respectively α and β, between the lower main cutting edge 121 adjacent with corresponding two of the lower main cutting edge 121 on the major opposing side 131
Angle be respectively α ' and β ', α=β ', β=α ', 3 °≤alpha-beta≤15 °.Four upper cutting unit tools in the structure, on upper surface
There is two pairs of cutting abilities not ibid cutting unit, correspondingly, four lower cutting units on lower surface have two pairs of cutting abilities
Different lower cutting units, so as to blade body 1 is provided with the upper cutting unit and lower cutting unit that possess different cutting abilities.This
In embodiment, due to, in same major opposing side 131, participating in side cut in the upper cutting unit or lower cutting unit of participation cutting
Upper main cutting edge 111 or lower main cutting edge 121 and homonymy under main cutting edge 121 or upper main cutting edge 111 influence each other, upper table
The upper cutting unit or lower cutting unit of face or lower surface participates in main cutting edge 111 or lower main cutting on wherein two groups of building up by welding
Sword 121 can not participate in cutting with completely positive relief angle, and in cutting unit or lower cutting unit, corresponding participation side is cut on this
Go up main cutting edge 111 or lower main cutting edge 121 completely positive relief angle to participate in cutting, the blade body on two groups for cutting
Under two groups on two groups on upper surface in 1 on cutting unit and lower surface during cutting unit actual cut, participate in cutting
The upper main cutting edge 111 or the cutting edge of a knife or a sword of lower main cutting edge 121 of side, building up by welding in the upper cutting unit cut or lower cutting unit
Profit be not it is fine, but with ten outstanding cutting edge strengths, be suitable for powerful high efficiency roughing application.And upper surface
Or the upper cutting unit or lower cutting unit of lower surface participate in building up by welding it is other two groups on upper main cutting edge 111 or lower main cutting
Sword 121 participates in cutting with completely positive relief angle, and corresponding in cutting unit or lower cutting unit on this participates in side cut
On two groups, main cutting edge 111 or lower main cutting edge 121 are also to participate in cutting with completely positive relief angle, upper in the blade body 1
Under two groups on two groups on surface on cutting unit and lower surface during cutting unit actual cut, cut in participation cutting
Cut the sharpness of unit or the side in lower cutting unit, the upper main cutting edge 111 of building up by welding or lower main cutting edge 121 very
Good, cutting load is little, add suface processing quality good, is widely used.Remaining does not discuss the public affairs of part and the present invention
The first embodiment for driving cutting tip is identical, and this place repeats no more.
Further, in order to ensure in cutting tip in upper cutting unit, lower cutting unit the upper of two kinds of not cutting abilities
Main cutting edge 111 or lower main cutting edge 121 have the performance of stable cutting and are easy to use, and should meet：α=β ', β=α ', 3 °≤
Alpha-beta≤15 °, in the present embodiment, α=β '=93 °, β=α '=87 °.
In above example, the major opposing side 131 of the side 13 of blade body 1 is by 1312 groups of upper side 1311 and downside
Into, and upper side 1311 and downside 1312 homonymy turn on diagonal position cutting edge 112 and under turn at cutting edge 122
Intersecting diagonal positions intersect, and the present invention is not limited only to this, in order to optimization design can also be by upper side 1311 and downside
1312 intersecting lenses are designed to parallel upper main cutting edge 111 and lower main cutting edge 121 or other inclinations angle.
Upper main cutting edge 111 and lower main cutting edge in above example, in the upper and lower surface of blade body 1
121 adopt common face structure, and the present invention is not limited only to this, according to main cutting edge 111 in blade body 1 and lower main cutting edge 121
Application requirement it is different, it is also possible to the upper main cutting edge 111 of blade body 1 and lower main cutting edge 121 are designed to into antarafacial or sky
Half interval contour structure.
Cutting tool embodiment 1：
As shown in Figure 10, the first embodiment of cutting tool of the present invention, the cutting tool include cutter hub 2, securing member 3 and on
The cutting tip stated, cutter hub 2 are provided with least one cutter groove 21, and each cutter groove 21 is provided with least two groups chip pockets 22, blade
Body 1 is fixed in cutter groove 21 by securing member 3, and cutter groove 21 includes cutter groove side 211 and cutter groove bottom surface 212, blade body 1
Upper surface or lower surface are adjacent to cutter groove bottom surface 212, the upper side 1311 of blade body 1 or downside 1312 and cutter groove side
211 are adjacent to.It is when the upper cutting unit or lower cutting unit of blade body 1 participate in cutting, adjacent on the side 13 of blade body 1
Upper side 1311 or downside 1312 and cutter groove side 211 coordinate and contact, so as to effectively prevent blade body 1 with respect to cutter groove bottom
Face 212 moves up.Cutter groove side 211 provides the downward chucking power of major opposing side 131 of blade body 1 side 13, blade body 1
The cutter groove 21 of cutter hub 2, the cutting tool equipped with the cutting tip, cutter groove to be inserted from cutter groove side 211 when installing and using
Being provided between the side 13 of side 211 and blade body 1 to prevent 1 relative knife of blade body outward-dipping in cutter groove bottom surface 212
Clamping mating surface, the blade body 1 of cutting tool, cutter hub 2 are completely embedded reliability, and in working angles, cutter groove 21 is to blade
Body 1 produces downward chucking power, reduces securing member 3, the deformation of blade body 1, can effective attenuation blade body 1 vibration,
Suppress collapsing for blade body 1 scarce, extend the service life of blade body 1, the high-efficient cutting ability of cutting tool is greatly improved.Together
When, blade body 1 is fixed in the cutter groove 21 of cutter hub 2 simultaneously by the securing member 3 of cutting tool through the centre bore 14 of blade body 1
By clamping of the cutter groove side 211 to blade body 1, the distribution of force of blade body 1, cutting tool cutting are greatly optimized
It is stable, with high machined surface quality ability, can be widely applied to precision cutting.
Blade body 1 and the upper main cutting edge 111 for participating in cutting or lower main cutting edge in the present embodiment, in cutter groove 21
121 have identical with corresponding upper main cutting edge 111 or lower main cutting edge 121 that cutting is participated in adjacent another cutter groove 21
Cutting shape.Blade body 1 is cut with regard to upper and lower four of 14 centrosymmetry of centre bore, upper cutting portion 11 and lower cutting portion 12 tool
Cut unit and there is identical cutting shape so as to possess identical cutting power, it is ensured that cutting is brisk.
Cutting tool embodiment 2：
As shown in figure 11, second embodiment of cutting tool of the present invention, the cutting tool and 1 basic phase of cutting tool embodiment
Together, differ only in：At least provided with seven groups of chip pockets 22 and cutter groove 21 on cutter hub 2, blade body 1 is fixed on by securing member 3
In cutter groove 21, when the upper cutting unit or lower cutting unit of blade body 1 participate in cutting, phase on the side 13 of blade body 1
Adjacent upper side 1311 or downside 1312 are contacted with the cooperation of cutter groove side 211, so as to effectively prevent 1 relative cutter groove of blade body
Bottom surface 212 moves up.Cutter groove side 211 provides the downward chucking power of major opposing side 131 of blade body 1 side 13, blade sheet
The cutter groove 21 of cutter hub 2, the cutting tool equipped with the cutting tip, knife to be inserted from cutter groove side 211 when body 1 is installed and used
Being provided between the side 13 of groove side 211 and blade body 1 to prevent 1 relative knife of blade body from leaning outward in cutter groove bottom surface 212
Oblique clamping mating surface, the blade body 1 of cutting tool, cutter hub 2 are completely embedded reliability, and in working angles, cutter groove 21 is to knife
Piece body 1 produces downward chucking power, reduce securing member 3, the deformation of blade body 1, can effective attenuation blade body 1 shake
Collapsing for dynamic, suppression blade body 1 is scarce, extends the service life of blade body 1, the high-efficient cutting energy of cutting tool is greatly improved
Power.Meanwhile, blade body 1 is fixed on the securing member 3 of cutting tool the cutter groove of cutter hub 2 through the centre bore 14 of blade body 1
In 21 and by clamping of the cutter groove side 211 to blade body 1, the distribution of force of blade body 1, cutting edge are greatly optimized
Tool cutting is stable, with high machined surface quality ability, can be widely applied to precision cutting.
Cutting tool embodiment 3：
As shown in figure 12, the third embodiment of cutting tool of the present invention, the cutting tool and 1 basic phase of cutting tool embodiment
Together, differ only in：In the present embodiment, two cutter groove sides 211 and the angle of one of cutter groove 21 are the adjacent upper main cuttings of α
Sword 111, angle is adjacent 121 correspondences of lower main cutting edge of β ', two cutter groove sides of another cutter groove 21 adjacent with the cutter groove 21
211 with angle be the adjacent upper main cutting edges 111, angle of β be adjacent 121 correspondences of lower main cutting edge of α ', cutter groove side 211 and blade
Being provided between the side 13 of body 1 can prevent 1 relative knife of blade body in the outward-dipping clamping mating surface in cutter groove bottom surface 212,
So as to effectively prevent 1 relative cutter groove bottom surface 212 of blade body from moving up.
As shown in figure 13, blade sheet of the blade cutter hub 1 ' by rotation extremely with adjacent cutter groove 21 in the cutting tool cutter groove 21
1 coincidence cutting blade structure of body, the blade body 1 ' and the upper cutting unit 9 ' for participating in cutting or lower cutting unit in cutter groove 21
Upper cutting list in upper main cutting edge 111 ' or lower main cutting edge 121 ' in 10 ' and the cutter groove 21 in adjacent another cutter groove 21
The upper main cutting edge 111 or lower main cutting edge 121 of the participation side cut in first or lower cutting unit has common cutting shape
Shape, correspondingly, blade body in cutter groove 21 1 ' and the upper master for participating in the upper cutting unit of cutting in ' or lower cutting unit ' cut
Cut in the upper cutting unit or lower cutting unit in another cutter groove 21 adjacent in sword 111 ' or lower main cutting edge 121 ' and cutter groove 21
Participation building up by welding upper main cutting edge 111 or lower main cutting edge 121 have different cutting shapes, so as to cutting tool
The identical and adjacent 21 building up by welding operating mode of cutter groove of adjacent 21 side cut operating mode of cutter groove on cutter hub 2 is different.
Although the present invention is disclosed as above with preferred embodiment, but is not limited to the present invention.It is any to be familiar with ability
The technical staff in domain, in the case of without departing from technical solution of the present invention scope, all using the technology contents pair of the disclosure above
Technical solution of the present invention makes many possible variations and modification, or the Equivalent embodiments for being revised as equivalent variations.Therefore, it is every
Without departing from the content of technical solution of the present invention, according to the technology of the present invention essence to any simple modification made for any of the above embodiments,
Equivalent variations and modification, all should fall in the range of technical solution of the present invention protection.
Claims (12)
1. a kind of cutting tip, including blade body（1）, the blade body（1）Including upper cutting portion（11）With lower cutting portion
（12）, the upper cutting portion（11）By a plurality of upper main cutting edge（111）Cutting edge is turned above（112）Composition is sequentially connected, it is described
Lower cutting portion（12）By a plurality of lower main cutting edge（121）Cutting edge is turned with（122）It is sequentially connected composition, it is characterised in that：Institute
State main cutting edge（111）With lower main cutting edge（121）With identical positive acute angle back angle, the upper main cutting edge of the same side
（111）At least part of lower main cutting edge relative to the side（121）It is prominent, the lower main cutting edge of the same side（121）At least
Some upper main cutting edge relative to the side（111）It is prominent.
2. cutting tip according to claim 1, it is characterised in that：The positive acute angle back angle be γ, 3 °≤γ≤
20°。
3. cutting tip according to claim 2, it is characterised in that：The upper cutting portion（11）With lower cutting portion（12）It
Between form blade body（1）Side（13）, the side（13）Including positioned at upper main cutting edge（111）With lower main cutting edge
（121）Between major opposing side（131）And be located above turn cutting edge（112）Cutting edge is turned with（122）Between turn side
（132）, the major opposing side（131）Including upper side（1311）And downside（1312）, the upper side（1311）And downside
（1312）Between formed obtuse angle angle.
4. cutting tip according to claim 3, it is characterised in that：The obtuse angle angle is ω, 140 °≤ω≤174 °.
5. cutting tip according to claim 4, it is characterised in that：The upper side（1311）And downside（1312）
The major opposing side（131）Diagonal position left side on turn cutting edge（112）Cutting edge is turned with right side（122）Place is intersecting.
6. cutting tip according to claim 4, it is characterised in that：The upper side（1311）And downside（1312）
The major opposing side（131）Diagonal position right side on turn cutting edge（112）Cutting edge is turned with left side（122）Place is intersecting.
7. cutting tip according to any one of claim 1 to 6, it is characterised in that：The side（13）Same master
Face（131）On upper main cutting edge（111）With lower main cutting edge（121）Between form included angle X, 2 °≤λ≤12 °.
8. cutting tip according to claim 7, it is characterised in that：The blade body（1）Offer and pass through upper and lower surface
Centre bore（14）, the blade body（1）With regard to the centre bore（14）Centrosymmetry, the upper cutting portion（11）And incision
Cut portion（12）Shape is cut with identical.
9. cutting tip according to claim 7, it is characterised in that：The major opposing side（131）On upper main cutting edge
（111）The upper main cutting edge adjacent with two（111）Between angle be respectively α and β, the major opposing side（131）On lower main cutting
Sword（121）The lower main cutting edge adjacent with corresponding two（121）Between angle be respectively α ' and β ', α=β ', β=α ', 3 °≤α-
β≤15°。
10. a kind of cutting tool, it is characterised in that：Including cutter hub（2）, securing member（3）And the cutting edge of preceding claim
Piece, the cutter hub（2）It is provided with least one cutter groove（21）, each cutter groove（21）It is provided with least two groups chip pockets（22）, institute
State blade body（1）By securing member（3）It is fixed on the cutter groove（21）It is interior, the cutter groove（21）Including cutter groove side（211）
With cutter groove bottom surface（212）, the blade body（1）Upper surface or lower surface and cutter groove bottom surface（212）It is adjacent to, the blade sheet
Body（1）Upper side（1311）Or downside（1312）With cutter groove side（211）It is adjacent to.
11. cutting tools according to claim 10, it is characterised in that：The cutter groove（21）Interior blade body（1）With
Participate in the upper main cutting edge of cutting（111）Or lower main cutting edge（121）With adjacent another cutter groove（21）The interior phase for participating in cutting
The upper main cutting edge answered（111）Or lower main cutting edge（121）Shape is cut with identical.
12. cutting tools according to claim 10, it is characterised in that：One of them described cutter groove（21）Two cutter grooves
Side（211）It is the adjacent upper main cutting edges of α with angle（111）, angle be the adjacent lower main cutting edges of β '（121）Correspondence, with the knife
Groove（21）Adjacent another cutter groove（21）Two cutter groove sides（211）It is the adjacent upper main cutting edges of β with angle（111）, angle
For the adjacent lower main cutting edges of α '（121）Correspondence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115195.XA CN106513724B (en) | 2016-12-07 | 2016-12-07 | Cutting tip and cutting tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611115195.XA CN106513724B (en) | 2016-12-07 | 2016-12-07 | Cutting tip and cutting tool |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106513724A true CN106513724A (en) | 2017-03-22 |
| CN106513724B CN106513724B (en) | 2018-11-06 |
Family
ID=58342512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611115195.XA Active CN106513724B (en) | 2016-12-07 | 2016-12-07 | Cutting tip and cutting tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106513724B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325308A (en) * | 2017-03-31 | 2019-10-11 | 肯纳金属公司 | Double-sided tangential cutting insert |
| CN111372708A (en) * | 2017-11-28 | 2020-07-03 | 京瓷株式会社 | Cutting tool and method for manufacturing cut product |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142110A (en) * | 1959-04-30 | 1964-07-28 | Hertel Karl | Cutting tool for lathes and similar machines |
| JP4973259B2 (en) * | 2007-03-16 | 2012-07-11 | 三菱マテリアル株式会社 | Cutting insert and insert detachable rolling tool |
| CN103124609A (en) * | 2010-09-27 | 2013-05-29 | 株式会社钨钛合金 | Cutting insert and cutting tool |
| CN103945968A (en) * | 2011-12-12 | 2014-07-23 | 三菱综合材料株式会社 | Cutting insert and interchangeable cutting edge-type cutting tool |
| CN104507608A (en) * | 2012-05-09 | 2015-04-08 | 瓦尔特公开股份有限公司 | Indexable insert for shoulder milling cutter and shoulder milling cutter with mounting cutouts for indexable inserts |
-
2016
- 2016-12-07 CN CN201611115195.XA patent/CN106513724B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3142110A (en) * | 1959-04-30 | 1964-07-28 | Hertel Karl | Cutting tool for lathes and similar machines |
| JP4973259B2 (en) * | 2007-03-16 | 2012-07-11 | 三菱マテリアル株式会社 | Cutting insert and insert detachable rolling tool |
| CN103124609A (en) * | 2010-09-27 | 2013-05-29 | 株式会社钨钛合金 | Cutting insert and cutting tool |
| CN103945968A (en) * | 2011-12-12 | 2014-07-23 | 三菱综合材料株式会社 | Cutting insert and interchangeable cutting edge-type cutting tool |
| CN104507608A (en) * | 2012-05-09 | 2015-04-08 | 瓦尔特公开股份有限公司 | Indexable insert for shoulder milling cutter and shoulder milling cutter with mounting cutouts for indexable inserts |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110325308A (en) * | 2017-03-31 | 2019-10-11 | 肯纳金属公司 | Double-sided tangential cutting insert |
| CN111372708A (en) * | 2017-11-28 | 2020-07-03 | 京瓷株式会社 | Cutting tool and method for manufacturing cut product |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106513724B (en) | 2018-11-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CA2877602C (en) | Rotary cutting tool and reversible cutting insert therefor | |
| JP3044684U (en) | Inserts with round corners | |
| CN102917825A (en) | Cutting insert and milling tool | |
| KR100937459B1 (en) | Tangential cutting insert | |
| CN203610753U (en) | Double-side indexable milling blade | |
| US9649693B2 (en) | Cutting insert | |
| CN106513724A (en) | Cutting blade and cutting tool | |
| JP2009226577A (en) | Cutting insert and rotary cutting tool equipped therewith | |
| CN106735353A (en) | A kind of cutting tip and cutting tool | |
| CN1597206A (en) | Milling cutter capable of transposition | |
| CN104162704A (en) | Multifunctional cutting insert and tool | |
| CN216632628U (en) | Indexable copying turning blade for machining thrust wheel | |
| CN206122777U (en) | Integrative milling cutter that stands of thick finish machining | |
| CN216502592U (en) | Multipurpose milling blade and cutter | |
| CN216502410U (en) | Blade for lathe work | |
| CN111673159A (en) | Multifunctional cutter for furniture processing | |
| CN215919189U (en) | Double-sided milling blade with chip dividing grooves | |
| CN203936443U (en) | A kind of Multifunction milling paring blade and cutter | |
| CN218283875U (en) | Face milling blade with sharp cutting edge | |
| CN210755427U (en) | Cutter for simultaneously chamfering milling groove | |
| JP3246163B2 (en) | Cutting tools | |
| CN209918967U (en) | Novel insert milling cutter blade | |
| CN210817622U (en) | Milling blade | |
| CN110253064B (en) | Slot machining insert with double cutting units and cutting tool | |
| CN210305912U (en) | Milling cutter structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |