CN209124983U - A kind of three sword unequal blade spacing appearance forming cutters - Google Patents
A kind of three sword unequal blade spacing appearance forming cutters Download PDFInfo
- Publication number
- CN209124983U CN209124983U CN201822036360.3U CN201822036360U CN209124983U CN 209124983 U CN209124983 U CN 209124983U CN 201822036360 U CN201822036360 U CN 201822036360U CN 209124983 U CN209124983 U CN 209124983U
- Authority
- CN
- China
- Prior art keywords
- cutter tooth
- cutter
- knife
- tooth
- sword
- 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.)
- Active
Links
Landscapes
- Milling Processes (AREA)
Abstract
The utility model discloses a kind of three sword unequal blade spacing appearance forming cutters, belong to molding cutter technical field, including knife bar and the cutter head being fixedly connected with knife bar, cutter head is by successively in the counterclockwise direction around the first cutter tooth of knife bar central axis circle distribution, second cutter tooth and third cutter tooth, position angle between first cutter tooth and the second cutter tooth is a1, a1 is 115 °~125 °, position angle between second cutter tooth and third cutter tooth is a2, a2 is 125 °~135 °, position angle between third cutter tooth and the first cutter tooth is a3, a3 is 105 °~115 °, a3 is less than a1, a1 is less than a2；It is designed using the structure to break the resonant conditions generated in processing, to stablize cutting process, so that Tool in Cutting is more brisk, the service life is longer.
Description
Technical field
The utility model relates to molding cutter technical fields, more particularly to a kind of three sword unequal blade spacing appearances molding
Knife.
Background technique
When being related to the processing of product of external form contour machining structure, such as mobile phone frame etc. in machining, require
It uses milling cutter and carries out machining；In the prior art, milling cutter has had national standard, has a large amount in variety, specification；It is existing to be used for
The limitation that the milling cutter of external form profile cut processing is designed due to its structure, the service efficiency of milling cutter is low, is easy in cutting process
Resonance is generated, to influence the cutting stability of cutter, so that the Product Precision processed is unstable, also reduces making for milling cutter
Use the service life.
Utility model content
In order to overcome the drawbacks of the prior art, the technical problem to be solved by the utility model is to propose three swords of one kind not
Equal tooth pitches appearance forming cutter, by setting 115 °~125 ° for the position angle between the first cutter tooth and the second cutter tooth, second
Position angle between cutter tooth and third cutter tooth is 125 °~135 °, and the position angle between third cutter tooth and the first cutter tooth is
It 105 °~115 °, so that non-uniform Distribution is arranged between the first cutter tooth, the second cutter tooth and third cutter tooth, is designed using the structure
Break the resonant conditions that generate in processing, thus stablize cutting process, so that Tool in Cutting is more brisk, service life
It is longer.
For this purpose, the utility model uses following technical scheme: a kind of three sword unequal blade spacing appearance forming cutters, including
Knife bar and the cutter head being fixedly connected with the knife bar, the cutter head is by successively in the counterclockwise direction around knife bar central axis circle
The first cutter tooth, the second cutter tooth and the third cutter tooth composition of week distribution, the position between first cutter tooth and second cutter tooth
Setting angle is a1, and the a1 is 115 °~125 °, and the position angle between second cutter tooth and the third cutter tooth is a2, institute
State a2 be 125 °~135 °, the position angle between the third cutter tooth and first cutter tooth is a3, the a3 be 105 °~
115 °, the a3 is less than the a1, and the a1 is less than the a2.
Optionally, the end face width of first cutter tooth is w1, and the w1 is 1.9mm~2.1mm, second cutter tooth
End face width is w2, and the w2 is 3.9mm~4.1mm, and the end face width of the third cutter tooth is w3, the w3 be 2.9mm~
3.1mm。
Optionally, between first cutter tooth and second cutter tooth, between second cutter tooth and the third cutter tooth
And the helicla flute being distributed in counter-clockwise helical, the helicla flute are offered between the third cutter tooth and first cutter tooth
Spiral angle be c1, the c1 be 32 °~38 °.
Optionally, before the rake face and the third cutter tooth of the rake face of first cutter tooth, second cutter tooth
The roughness of knife face is α, and the α is 0.1 μm~0.2 μm.
Optionally, the knife anterior angle of first cutter tooth, second cutter tooth and the third cutter tooth is b, and the b is
6 °~8 °.
Optionally, first cutter tooth, second cutter tooth and the third cutter tooth all have the first knife relief angle, second
Knife relief angle and third knife relief angle, the first knife relief angle are d1, and the d1 is 4 °~5 °, and the second knife relief angle is d2, described
D2 is 12 °~14 °, and the third knife relief angle is d3, and the d3 is 28 °~32.
The utility model has the following beneficial effects: the utility model is by pressing from both sides the position between the first cutter tooth and the second cutter tooth
Angle is set as 115 °~125 °, and the position angle between the second cutter tooth and third cutter tooth is 125 °~135 °, third cutter tooth and
Position angle between one cutter tooth is 105 °~115 °, so that non-homogeneous between the first cutter tooth, the second cutter tooth and third cutter tooth
Distribution setting is designed using the structure to break the resonant conditions generated in processing, to stablize cutting process, so that knife
Tool cutting is more brisk, and the service life is longer.
Detailed description of the invention
Fig. 1 is that the three sword unequal blade spacing appearance forming cutter overall structure of one kind that specific embodiment of the present invention provides is shown
It is intended to.
Fig. 2 is the three sword unequal blade spacing appearance forming cutter top view of one kind that specific embodiment of the present invention provides.
Fig. 3 is the position the A-A partial sectional view of Fig. 1.
In figure: 1, cutter head；2, knife bar；11, the first cutter tooth；12, the second cutter tooth；13, third cutter tooth；3, helicla flute.
Specific embodiment
Further illustrate the technical solution of the utility model below with reference to the accompanying drawings and specific embodiments.
As depicted in figs. 1 and 2, a kind of three sword unequal blade spacing appearance forming cutters, including knife bar 2 and be fixedly connected with knife bar 2
Cutter head 1, cutter head 1 is by successively the first cutter tooth 11 around 2 central axis circle distribution of knife bar, the second cutter tooth 12 in the counterclockwise direction
And third cutter tooth 13 forms, the position angle between the first cutter tooth 11 and the second cutter tooth 12 is a1, and a1 is 115 °~125 °, the
Position angle between two cutters tooth 12 and third cutter tooth 13 is a2, and a2 is 125 °~135 °, third cutter tooth 13 and the first cutter tooth 11
Between position angle be a3, a3 is 105 °~115 °, and a3 is less than a1, and a1 is less than a2；Specifically, the first knife in the present embodiment
11 point of a knife point of tooth and 1 central point of cutter head form the first line, and 12 point of a knife point of the second cutter tooth and 1 central point of cutter head form second and connect
Line, 13 point of a knife point of third cutter tooth and 1 central point of cutter head form third line, form angle between the first line and the second line
A1 forms angle a2 between the second line and third line, angle a3 is formed between third line and the first line；By by
Position angle between one cutter tooth 11 and the second cutter tooth 12 is set as 115 °~125 °, between the second cutter tooth 12 and third cutter tooth 13
Position angle be 125 °~135 °, the position angle between third cutter tooth 13 and the first cutter tooth 11 is 105 °~115 ° so that
Non-uniform Distribution is arranged between first cutter tooth 11, the second cutter tooth 12 and third cutter tooth 13, is designed using the structure to break and add
The resonant conditions generated in work, to stablize cutting process, so that Tool in Cutting is more brisk, the service life is longer；This
Preferred a1 is 120 ° in embodiment, a2 is 130 °, a3 is 110 °.
Optionally, as shown in Fig. 2, the end face width of the first cutter tooth 11 is w1, w1 is 1.9mm~2.1mm, the second cutter tooth 12
End face width be w2, w2 is 3.9mm~4.1mm, and the end face width of third cutter tooth 13 is w3, and w3 is 2.9mm~3.1mm；Tool
For body, when carrying out fluting processing to cutter in the present embodiment, is slotted using unequal blade spacing, make the first cutter tooth after opening up
11 end face width are 1.9mm~2.1mm, and the end face width of the second cutter tooth 12 is 3.9mm~4.1mm, the end face of third cutter tooth 13
Width is 2.9mm~3.1mm, and the stabilization shape of tool cutting process is more preferable, and molding Product Precision is stablized, in the present embodiment preferably
W1 is 2mm, w2 4mm, w3 3mm.
Optionally, as shown in Figure 1, between the first cutter tooth 11 and the second cutter tooth 12, the second cutter tooth 12 and third cutter tooth 13 it
Between and third cutter tooth 13 and the first cutter tooth 11 between offer in counter-clockwise helical be distributed helicla flute 3, the spiral shell of helicla flute 3
Swing angle degree is c1, and c1 is 32 °~38 °；Specifically, using helicla flute 3 can guarantee cutter rigid nature simultaneously so that
Also good cutting power has been taken into account at the minimum outer diameter of cutter, c1 is preferably 35 ° in the present embodiment.
Optionally, as shown in Figure 1, the rake face and third cutter tooth 13 of the rake face of the first cutter tooth 11, the second cutter tooth 12
The roughness of rake face be α, α is 0.1 μm~0.2 μm；Specifically, guarantee the roughness of rake face 0.1 μm~0.2
μm, while guaranteeing that manufacturing cost is not too high, so that the precision of Tool in Cutting process is guaranteed well.
Optionally, as shown in Fig. 2, the knife anterior angle of the first cutter tooth 11, the second cutter tooth 12 and third cutter tooth 13 is b, b is
6 °~8 °.
Optionally, as shown in figure 3, the first cutter tooth 11, the second cutter tooth 12 and third cutter tooth 13 all have the first knife relief angle,
Second knife relief angle and third knife relief angle, the first knife relief angle are d1, and d1 is 4 °~5 °, and the second knife relief angle is d2, and d2 is 12 °~14 °,
Third knife relief angle is d3, and d3 is 28 °~32 °；Specifically, the first cutter tooth 11, the second knife can be guaranteed using structure design
The blade position structural strength of tooth 12 and third cutter tooth 13 is good, and abrasion resistance properties are high, further increases cutting-tool's used life.
The utility model is described with reference to the preferred embodiments, and those skilled in the art know, is not departing from this reality
In the case where with novel spirit and scope, various changes or equivalence replacement can be carried out to these features and embodiment.This reality
It is not limited to the particular embodiment disclosed with novel, other embodiments fallen into claims hereof all belong to
In the range of the utility model protection.
Claims (6)
1. a kind of three sword unequal blade spacing appearance forming cutters, it is characterised in that:
Including knife bar (2) and the cutter head (1) being fixedly connected with the knife bar (2), the cutter head (1) is by successively in the counterclockwise direction
The first cutter tooth (11), the second cutter tooth (12) and third cutter tooth (13) around the knife bar (2) central axis circle distribution form,
Position angle between first cutter tooth (11) and second cutter tooth (12) is a1, and the a1 is 115 °~125 °, described
Position angle between second cutter tooth (12) and the third cutter tooth (13) is a2, and the a2 is 125 °~135 °, the third
Position angle between cutter tooth (13) and first cutter tooth (11) is a3, and the a3 is 105 °~115 °, and the a3 is less than institute
A1 is stated, the a1 is less than the a2.
2. three sword unequal blade spacing appearance forming cutters of one kind as described in claim 1, it is characterised in that:
The end face width of first cutter tooth (11) is w1, and the w1 is 1.9mm~2.1mm, the end of second cutter tooth (12)
Face width is w2, and the w2 is 3.9mm~4.1mm, and the end face width of the third cutter tooth (13) is w3, and the w3 is 2.9mm
~3.1mm.
3. three sword unequal blade spacing appearance forming cutters of one kind as described in claim 1, it is characterised in that:
Between first cutter tooth (11) and second cutter tooth (12), second cutter tooth (12) and the third cutter tooth (13)
Between and the third cutter tooth (13) and first cutter tooth (11) between offer in counter-clockwise helical be distributed spiral
Slot (3), the spiral angle of the helicla flute (3) are c1, and the c1 is 32 °~38 °.
4. three sword unequal blade spacing appearance forming cutters of one kind as described in claim 1, it is characterised in that:
Before the rake face of first cutter tooth (11), the rake face of second cutter tooth (12) and the third cutter tooth (13)
The roughness of knife face is α, and the α is 0.1 μm~0.2 μm.
5. three sword unequal blade spacing appearance forming cutters of one kind as described in claim 1, it is characterised in that:
The knife anterior angle of first cutter tooth (11), second cutter tooth (12) and the third cutter tooth (13) is b, the b
It is 6 °~8 °.
6. three sword unequal blade spacing appearance forming cutters of one kind as described in claim 1, it is characterised in that:
First cutter tooth (11), second cutter tooth (12) and the third cutter tooth (13) all have the first knife relief angle,
Two knife relief angles and third knife relief angle, the first knife relief angle are d1, and the d1 is 4 °~5 °, and the second knife relief angle is d2, institute
Stating d2 is 12 °~14 °, and the third knife relief angle is d3, and the d3 is 28 °~32 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822036360.3U CN209124983U (en) | 2018-12-05 | 2018-12-05 | A kind of three sword unequal blade spacing appearance forming cutters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822036360.3U CN209124983U (en) | 2018-12-05 | 2018-12-05 | A kind of three sword unequal blade spacing appearance forming cutters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209124983U true CN209124983U (en) | 2019-07-19 |
Family
ID=67248158
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822036360.3U Active CN209124983U (en) | 2018-12-05 | 2018-12-05 | A kind of three sword unequal blade spacing appearance forming cutters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209124983U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002003A (en) * | 2019-12-24 | 2020-04-14 | 常州利德切削技术有限公司 | Efficient and long-service-life hydraulic valve main hole machining method |
-
2018
- 2018-12-05 CN CN201822036360.3U patent/CN209124983U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111002003A (en) * | 2019-12-24 | 2020-04-14 | 常州利德切削技术有限公司 | Efficient and long-service-life hydraulic valve main hole machining method |
| CN111002003B (en) * | 2019-12-24 | 2021-04-23 | 常州利德切削技术有限公司 | Efficient and long-service-life hydraulic valve main hole machining method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207770936U (en) | A kind of four blade milling cutters | |
| CN209124983U (en) | A kind of three sword unequal blade spacing appearance forming cutters | |
| CN207735606U (en) | A kind of bloom side set rose reamer | |
| CN207563808U (en) | For the round nose milling cutter of die casting processing | |
| CN209110268U (en) | Accurate high rigidity side set dovetail forming cutter | |
| CN207255325U (en) | A kind of side set stepped knife | |
| CN207873228U (en) | A kind of novel mini word knife | |
| CN206122771U (en) | Milling cutter is held firmly to height | |
| CN108856757A (en) | A kind of processing and forming cutter | |
| CN210996736U (en) | Forming milling cutter | |
| CN108971531A (en) | A kind of turning bloom blade | |
| CN207563803U (en) | A kind of indexable insert tip, throw away tip for big-feed milling | |
| CN207857932U (en) | A kind of processing high-temperature alloy blades hard alloy bulb milling cutter | |
| CN108971594A (en) | A kind of appearance molding composite cutter | |
| CN201519790U (en) | Dual lead end milling cutter | |
| CN206169369U (en) | Numerically -controlled milling cutter with four teeth | |
| CN207431362U (en) | A kind of single side side milling forming cutter | |
| CN206169368U (en) | Be provided with numerically -controlled milling cutter of three tooth | |
| CN205551583U (en) | Twolip milling cutter | |
| CN205660219U (en) | Turbine rotor doffing is with fir milling cutter that appears | |
| CN205289882U (en) | Triangular distribution formula T type slot mill | |
| CN208322242U (en) | A kind of tungsten steel forming milling cutter | |
| CN208696416U (en) | A kind of detachable slotting cutter | |
| CN209491378U (en) | A kind of round nose milling cutter | |
| CN209223213U (en) | One time forming cutting tool and lathe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A three edge unequal pitch appearance forming knife Effective date of registration: 20220125 Granted publication date: 20190719 Pledgee: Bank of China Limited Jing'an sub branch Pledgor: JIANGXI JIEHAO CARBIDE TOOL Co.,Ltd. Registration number: Y2022980001134 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |