CN208178532U - Milling cutter - Google Patents
Milling cutter Download PDFInfo
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- CN208178532U CN208178532U CN201820419236.2U CN201820419236U CN208178532U CN 208178532 U CN208178532 U CN 208178532U CN 201820419236 U CN201820419236 U CN 201820419236U CN 208178532 U CN208178532 U CN 208178532U
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- ontology
- chip
- face
- shear blade
- chip pocket
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- 238000003801 milling Methods 0.000 title claims abstract description 35
- 230000002093 peripheral effect Effects 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
The utility model proposes a kind of milling cutters, it includes knife handle and cutter head, cutter head is connected on one end of knife handle, cutter head includes ontology and four chip spaces being opened on ontology, first cutter tooth there are two being set on ontology, two the second cutters tooth, two the first chip pockets and two the second chip pockets, two the first cutters tooth, two the second cutters tooth, the center axis rotation of two the first chip pockets and two the second chip pocket all opposing bodies are symmetrical, each first chip pocket and each second chip pocket are arc-shaped and be located between corresponding first cutter tooth and corresponding second cutter tooth, each first chip pocket and each second chip pocket are opened on the end face of ontology and communicate respectively with corresponding chip space, each first chip pocket intersects with corresponding second cutter tooth, each second chip pocket communicated with corresponding first chip pocket and with corresponding first cutter tooth Connect.Above-mentioned milling cutter holds bits in milling process and chip removal is convenient.
Description
Technical field
The utility model relates to a kind of cutter, especially a kind of milling cutter.
Background technique
Existing milling cutter is when carrying out processing groove to the material that hardness is high, good toughness and thermal coefficient are low, due to milling
The scrap amount of generation is big, is not easy to be discharged in time and generate bonding abrasion, reduces cutter life.Meanwhile in roughing, due to
The chip pocket Root Stress of milling cutter is concentrated and cutting force is big, easily leads to phenomena such as collapsing tooth, breaking.
Utility model content
In view of the above situation, it is necessary to provide a kind of appearance bits and chip removal smoothly milling cutter to solve the above problems.
A kind of milling cutter, for work pieces process groove, which to include knife handle and cutter head, which is connected to the knife handle
On one end, which includes ontology and four chip spaces being opened on the ontology, sets that there are two the first cutters tooth, two on the ontology
A second cutter tooth, two the first chip pockets and two the second chip pockets, two first cutters tooth, two second cutters tooth, two
First chip pocket and two second chip pockets are all symmetrical with respect to the center axis rotation of the ontology, each first chip pocket and
Each second chip pocket is arc-shaped and is located between corresponding first cutter tooth and corresponding second cutter tooth, each
First chip pocket and each second chip pocket be opened on the end face of the ontology and respectively with the corresponding chip space phase
Logical, each first chip pocket intersects with corresponding second cutter tooth, each second chip pocket and corresponding first chip pocket
It communicates and connects with corresponding first cutter tooth.
Further, each first cutter tooth includes the first side edge, the first shear blade, major first face and major first flank,
First side edge is located at the edge on the peripheral wall of the ontology and being located at corresponding chip space, and it is remote which is located at the ontology
From on the end face of the knife handle, the central axis of first shear blade towards the ontology extends, which is opened in corresponding be somebody's turn to do
On the bottom surface of chip space, which is plane, which is located at the ontology far from the end face of the knife handle, is somebody's turn to do
The intersection of major first flank and the major first face forms first shear blade, each first chip pocket with it is corresponding this first
Rake face connects, and each second chip pocket connects with the corresponding major first flank.
Further, each first cutter tooth further includes the first connection sword, which is connected to first side edge
Between first shear blade, which is in arc-shaped connection so that first side edge and first shear blade smoothly transit.
Further, each second cutter tooth includes the second side edge, the second shear blade, the second rake face and the second flank,
Second side edge is located at the edge on the peripheral wall of ontology and being located at corresponding chip space, which is located at ontology far from knife
On the end face of handle, the central axis of second shear blade towards the ontology extends, which is opened in the corresponding chip space
Bottom surface on, which is plane, which is located at end face of the ontology far from the knife handle, the knife after second
Face and the intersection of second rake face form second shear blade, each one end and phase of first chip pocket close to ontology end face
Second shear blade intersection answered.
Further, each second cutter tooth further includes the second connection sword, which is connected to second side edge
Between second shear blade, the second connection sword company that is substantially in arc-shaped so that second side edge and second shear blade smoothly transit
It connects.
Further, each first chip pocket is in arc-shaped close to one end of the ontology end face, each first appearance bits
Arc radius of the slot close to one end of the ontology end face is 0.08~0.15 times of sword diameter, wherein above-mentioned sword diameter is to the ontology
The farthest side edge of central axis rotate around center axis obtained diameter of a circle.
Further, each second chip pocket is in arc-shaped close to one end of the ontology end face, each second appearance bits
Arc radius of the slot close to one end of the ontology end face is 0.06~0.1 times of the sword diameter.
Further, which is close to the distance of center the tip of the axis to corresponding first shear blade of the ontology
0.18~0.25 times of the sword diameter.
Further, each second chip pocket close to the end face of the ontology one end to first shear blade accordingly most
Short distance is 0.06~0.1 times of the sword diameter.
Further, the edge of each second chip pocket and the intersection point of the major first flank to corresponding second shear blade
Distance be 0.12~0.18 times of the sword diameter.
Above-mentioned milling cutter passes through center axis rotation symmetrical two first equipped with opposing body respectively on the end face of ontology
Chip pocket and two the second chip pockets, and two the first chip pockets and two the second chip pockets all cambers, improve the first appearance
Consider slot and the chip space of the second chip pocket and being smoothly discharged convenient for scrap to be worth doing, thus avoid because viscous bits, chip removal is unsmooth due to cause
Collapse tooth phenomenon, improve the service life of milling cutter.
Detailed description of the invention
Fig. 1 is the milling cutter stereoscopic schematic diagram in an embodiment of the present invention.
Fig. 2 is the enlarged drawing of the local I I of milling cutter shown in FIG. 1.
Fig. 3 is the bottom view of milling cutter shown in FIG. 1.
Main element symbol description
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
It clearly and completely describes, it is clear that described embodiment is only the utility model a part of the embodiment, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can be directly to separately when an element is considered as " connection " another element
One element may be simultaneously present the element being centrally located.When an element is considered as " setting exists " another element,
It, which can be, is set up directly on another element or may be simultaneously present the element being centrally located.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain communicates.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term " and or " used herein includes
Any and all combinations of one or more related listed items.
Referring to Fig. 1, the utility model provide it is a kind of for carrying out milling groove (not shown) to workpiece (not shown)
Milling cutter 100.Milling cutter 100 includes knife handle 10 and cutter head 20.Knife handle 10 is substantially cylindrical.Knife handle 10 is for being external in processing dress
(not shown) is set to drive milling cutter 100 to rotate, so that the groove to workpiece carries out milling.Cutter head 20 connects on one end of knife handle 10
Milling is carried out with the groove to workpiece.In present embodiment, knife handle 10 and cutter head 20 are made of hard alloy, but not limited to this.
Please refer to Fig. 1 and Fig. 2, cutter head 20 includes ontology 21 and four chip spaces 22.Ontology 21 is substantially cylindrical.
Ontology 21 is connected on the one end of knife handle 10 far from processing unit (plant) (not shown) and concentric with knife handle 10.Four chip spaces 22 are opened
It is extended spirally on ontology 21 and around the central axis A of ontology 21.
Please refer to Fig. 2 and Fig. 3, set that there are two the second cutters tooth of the first cutter tooth 211, two 212, two the on ontology 21
One chip pocket 213 and two the second chip pockets 214.Two the first cutters tooth, 211, two the second cutters tooth, 212, two the first chip pockets
213 and two the second chip pocket 214 all opposing bodies 21 central axis A it is (as shown in Figure 1) rotational symmetry.Each first chip pocket
213 and each second chip pocket 214 be located between corresponding first cutter tooth 211 and corresponding second cutter tooth 212.
Each first cutter tooth 211 includes knife before the first side edge 2111, the first shear blade 2112, first connection sword 2113, first
Face 2114 and major first flank 2115.First side edge 2111 is located on the peripheral wall (not indicating) of ontology 21 and is located at corresponding chip removal
The edge of slot 22 carries out machining with the peripheral wall (not shown) to workpiece groove to be processed.First shear blade 2112 is located at ontology
Machining is carried out with the bottom surface (not shown) to workpiece groove to be processed on 21 end faces far from knife handle 10.First shear blade 2112
Towards the central axis A extension (as shown in Figure 1) of ontology 21.First connection sword 2113 is connected to the first side edge 2111 and the first shear blade
Between 2112.First connection sword 2113 is substantially in arc-shaped so that 2112 company of smoothly transitting of the first side edge 2111 and the first shear blade
It connects.Major first face 2114 is opened on the bottom surface (not indicating) of corresponding chip space 22.Major first face 2114 is plane.The
One flank 2115 is located on end face of the ontology 21 far from knife handle 10.The intersection of major first flank 2115 and major first face 2114
Place forms the first shear blade 2112.
Each second cutter tooth 212 includes knife before the second side edge 2121, the second shear blade 2122, second connection sword 2123, second
Face 2124 and the second flank 2125.Second side edge 2121 is located on the peripheral wall (not indicating) of ontology 21 and is located at corresponding chip removal
The edge of slot 22 carries out machining with the peripheral wall (not shown) to workpiece groove to be processed.Second shear blade 2122 is located at ontology
Machining is carried out with the bottom surface (not shown) to workpiece groove to be processed on 21 end faces far from knife handle 10.Second shear blade 2122
Towards the central axis A extension (as shown in Figure 1) of ontology 21.Second connection sword 2123 is connected to the second side edge 2121 and the second shear blade
Between 2122.Second connection sword 2123 is substantially in arc-shaped so that 2122 company of smoothly transitting of the second side edge 2121 and the second shear blade
It connects.Second rake face 2124 is opened on the bottom surface (not indicating) of corresponding chip space 22.Second rake face 2124 is plane.The
Two flanks 2125 are located on end face of the ontology 21 far from knife handle 10.The intersection of second flank 2125 and the second rake face 2124
Place forms the second shear blade 2122.
Two the first chip pockets 213 are generally curved and the central axis A of opposing body 21 rotational symmetry (as shown in Figure 1).
Each first chip pocket 213 is opened on the end face of ontology 21 and communicates with corresponding chip space 22.Each first chip pocket 213
Connect with corresponding major first face 2114.Each first chip pocket 213 is substantially in arc-shaped close to one end of 21 end face of ontology
And intersect with corresponding second shear blade 2122.In the present embodiment, the one end of each first chip pocket 213 close to ontology 21 end face
Arc radius is 0.08~0.15 times of sword diameter, wherein above-mentioned sword diameter is to the central axis A of ontology 21 farthest side edge around center
The axis A obtained diameter of a circle of rotation (as shown in Figure 1).
Two the second chip pockets 214 are generally curved and the central axis A of opposing body 21 rotational symmetry (as shown in Figure 1).
Each second chip pocket 214 is opened on the end face of ontology 21 and communicates with corresponding chip space 22.Each second chip pocket 214
Connect with corresponding second rake face 2124.Each second chip pocket 214 communicated with corresponding first chip pocket 213 and with it is corresponding
Major first flank 2115 connect.Each second chip pocket 214 is substantially in arc-shaped close to one end of 21 end face of ontology.This implementation
In example, arc radius of each second chip pocket 214 close to one end of 21 end face of ontology is 0.06~0.1 times of sword diameter.
In the present embodiment, the second shear blade 2122 is close to the end of the central axis A (as shown in Figure 1) of ontology 21 to corresponding
The distance L1 of one shear blade 2112 is 0.18~0.25 times of sword diameter.The one end of each second chip pocket 214 close to 21 end face of ontology
Shortest distance L2 to corresponding first shear blade 2112 is 0.06~0.1 times of sword diameter.The edge of each second chip pocket 214 with
The distance L3 of the intersection point O of major first flank 2115 to corresponding second shear blade 2122 is 0.12~0.18 times of sword diameter.
Each first cutter tooth 211 includes knife before the first side edge 2111, the first shear blade 2112, first connection sword 2113, first
Face 2114 and major first flank 2115, each second cutter tooth 212 include the second side edge 2121, the connection of the second shear blade 2122, second
Sword 2123, the second rake face 2124 and the second flank 2125, but not limited to this, in other embodiments, the first connection sword
2113 and second connection sword 2123 can remove, the first side edge 2111 is connected directly with the first shear blade 2112, the second side edge
2121 are connected directly with the second shear blade 2122, have no effect on milling cutter 100 and carry out processing groove to workpiece.
Above-mentioned milling cutter 100 passes through the central axis A rotational symmetry equipped with difference opposing body 21 on the end face of ontology 21
Two the first chip pockets 213 and two the second chip pockets 214, and two the first chip pockets 213 and two the second chip pockets 214 are all
Camber improves the first chip pocket 213 and the second chip space of chip pocket 214 and being smoothly discharged convenient for scrap, thus
Avoid because viscous bits, chip removal it is unsmooth caused by collapse tooth phenomenon, improve the service life of milling cutter 100.
In addition, those skilled in the art can also do other variations within the spirit of the present invention, certainly, these are according to this reality
The variation made of novel spirit should all be included in the utility model range claimed.
Claims (10)
1. a kind of milling cutter, for work pieces process groove, which to include knife handle and cutter head, which is connected to the one of the knife handle
On end, which includes ontology and four chip spaces being opened on the ontology, it is characterised in that: sets that there are two the on the ontology
One cutter tooth, two the second cutters tooth, two the first chip pockets and two the second chip pockets, two first cutters tooth, two this second
Cutter tooth, two first chip pockets and two second chip pockets are all symmetrical with respect to the center axis rotation of the ontology, it is each this
One chip pocket and each second chip pocket are arc-shaped and are located at corresponding first cutter tooth and corresponding second knife
Between tooth, each first chip pocket and each second chip pocket be opened on the end face of the ontology and respectively with it is corresponding
The chip space communicates, and each first chip pocket intersects with corresponding second cutter tooth, each second chip pocket with it is corresponding
First chip pocket communicates and connects with corresponding first cutter tooth.
2. milling cutter as described in claim 1, it is characterised in that: each first cutter tooth includes the first side edge, the first shear blade, the
One rake face and major first flank, first side edge are located at the edge on the peripheral wall of the ontology and being located at corresponding chip space,
First shear blade is located at the ontology far from the end face of the knife handle, and the central axis of first shear blade towards the ontology extends, this
One rake face is opened on the bottom surface of the corresponding chip space, which is plane, which is located at this
For body far from the end face of the knife handle, the intersection of the major first flank and the major first face forms first shear blade, each should
First chip pocket connects with the corresponding major first face, and each second chip pocket connects with the corresponding major first flank.
3. milling cutter as claimed in claim 2, it is characterised in that: each first cutter tooth further includes the first connection sword, this first
Connection sword be connected between first side edge and first shear blade, this first connection sword be in arc-shaped so that first side edge and should
First shear blade smoothly transits connection.
4. milling cutter as claimed in claim 3, it is characterised in that: each second cutter tooth includes the second side edge, the second shear blade, the
Two rake faces and the second flank, second side edge are located at the edge on the peripheral wall of ontology and being located at corresponding chip space, should
Second shear blade is located at ontology far from the end face of knife handle, and the central axis of second shear blade towards the ontology extends, the knife before second
Face is opened on the bottom surface of the corresponding chip space, which is plane, and it is separate which is located at the ontology
The intersection of the end face of the knife handle, second flank and second rake face forms second shear blade, each first appearance bits
Slot intersects close to one end of ontology end face with corresponding second shear blade.
5. milling cutter as claimed in claim 4, it is characterised in that: each second cutter tooth further includes the second connection sword, this second
Connection sword is connected between second side edge and second shear blade, which is substantially in arc-shaped so that second side edge
It smoothly transits connection with second shear blade.
6. milling cutter as claimed in claim 5, it is characterised in that: each first chip pocket is in close to one end of the ontology end face
Arc-shaped, arc radius of each first chip pocket close to one end of the ontology end face are 0.08~0.15 times of sword diameter,
In, above-mentioned sword diameter is to rotate around center axis obtained diameter of a circle to the farthest side edge of the central axis of the ontology.
7. milling cutter as claimed in claim 6, it is characterised in that: each second chip pocket is in close to one end of the ontology end face
Arc-shaped, arc radius of each second chip pocket close to one end of the ontology end face are 0.06~0.1 times of the sword diameter.
8. milling cutter as claimed in claim 7, it is characterised in that: second shear blade close to the ontology center the tip of the axis to phase
The distance for first shear blade answered is 0.18~0.25 times of the sword diameter.
9. milling cutter as claimed in claim 8, it is characterised in that: the one end of each second chip pocket close to the end face of the ontology
The shortest distance to corresponding first shear blade is 0.06~0.1 times of the sword diameter.
10. milling cutter as claimed in claim 9, it is characterised in that: the edge and the major first flank of each second chip pocket
The distance of intersection point to corresponding second shear blade be 0.12~0.18 times of the sword diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820419236.2U CN208178532U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820419236.2U CN208178532U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208178532U true CN208178532U (en) | 2018-12-04 |
Family
ID=64438488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820419236.2U Active CN208178532U (en) | 2018-03-27 | 2018-03-27 | Milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208178532U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113967758A (en) * | 2020-07-22 | 2022-01-25 | 上海飞机制造有限公司 | Spiral milling cutter |
-
2018
- 2018-03-27 CN CN201820419236.2U patent/CN208178532U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113967758A (en) * | 2020-07-22 | 2022-01-25 | 上海飞机制造有限公司 | Spiral milling cutter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231123 Address after: 518109, 1st Floor, Building B3, Foxconn Industrial Park, No. 2 East Ring 2nd Road, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Fulian Jingjiang Technology Co.,Ltd. Address before: 516100 twelve village section of gate village group of Xia Liao village, Longxi Town, Boluo County, Huizhou, Guangdong Patentee before: JI ZHUN PRECISION INDUSTRY (HUI ZHOU) Co.,Ltd. |
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| TR01 | Transfer of patent right |