CN208450738U - Shovel milling cutter - Google Patents
Shovel milling cutter Download PDFInfo
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- CN208450738U CN208450738U CN201820805215.4U CN201820805215U CN208450738U CN 208450738 U CN208450738 U CN 208450738U CN 201820805215 U CN201820805215 U CN 201820805215U CN 208450738 U CN208450738 U CN 208450738U
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- backing
- cutter
- sword
- cutter hub
- knife handle
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Abstract
The utility model provides a kind of shovel milling cutter, cutter hub including knife handle and set on described knife handle one end, the front end of the cutter hub is equipped with backing-off cutting portion, the front end in the backing-off cutting portion is equipped with end sword, the end sword is obliquely installed relative to the axis of the cutter hub, the intermediate position of the end sword is designed as the arc surface of an entirety, and the arc surface processes the curved surface that part outline is dome arc by the processing method of backing-off cutting.The middle section of the end sword is designed as the circular arc of an entirety by the molding angle R by the shovel milling cutter, backing-off cutting processing method is changed to by traditional Milling Process mode, the consistency of the effective circular arc for guaranteeing product to be processed, while improving processing efficiency and processing quality.
Description
Technical field
The utility model relates to machining apparatus technical field more particularly to a kind of shovel milling cutters.
Background technique
In machining, it is the curved surface of dome arc for part outline, is generally carried out using profile cutter
Processing.In order to guarantee the integraty of product arc surface processing, make it without connecing tool marks, common molding cutter design be using lateral plus
Work.Small-sized cost is processed, because product is smaller, adds man-hour requirement whole plate material batch machining in order to save product raw material,
It needs additionally increase a folder position using lateral processing, causes product processing cost high, influence processing efficiency and processing quality.
Utility model content
In view of this, it is necessary to provide a kind of novel shovel milling cutters to solve the above problems.
The front end of a kind of shovel milling cutter, the cutter hub including knife handle and set on described knife handle one end, the cutter hub is equipped with backing-off cutting portion,
The front end in the backing-off cutting portion is equipped with end sword, and the end sword is obliquely installed relative to the axis of the cutter hub, the centre of the end sword
Position is the arc surface of an entirety so that as backing-off cutting sword, the backing-off cutting sword is at least partly outer by the processing method processing of backing-off cutting
Shape profile is the part of dome arc surface.
Further, the cutter hub is cylindrical, the backing-off cutting portion in the form of sheets body and be set to the cutter hub front center,
The width in the backing-off cutting portion is equal to the diameter of the cutter hub.
Further, the end sword includes lip surface and rear blade surface, and the range of the relief angle of the lip surface is 58 ° to 60 °,
The range of the relief angle of blade surface is 54 ° to 57 ° after described.
Further, the diameter of the cutter hub is 4mm, and the length in the backing-off cutting portion is 3mm, the backing-off cutting portion with a thickness of
1mm, the width of the lip surface are 0.15mm.
Further, the radius of curvature at the molding angle R of the backing-off cutting sword is 4.675mm, and the width of the backing-off cutting sword is greater than
2.5mm and the width for being less than the end sword, the two sides of the backing-off cutting sword are respectively equipped with inclined-plane as to knife point.
Further, the front end of the cutter hub is additionally provided with two cutter grooves, and two cutter grooves are respectively arranged on the two of the backing-off cutting portion
Side, the front end of the cutter hub are set there are two inclined-plane, the side in backing-off cutting portion described in each inclined-plane face and with the backing-off cutting portion
Corresponding side surface connection, the corresponding side surface in each inclined-plane and the backing-off cutting portion constitutes the corresponding cutter groove.
Further, the angle between two inclined-planes is 64 °, the respective side on each inclined-plane and the backing-off cutting portion
Face is connected by fillet, and the radius of curvature of the fillet is 0.3mm.
Further, the side wall of the knife handle is equipped with card slot, and the side wall of the card slot from the knife handle is recessed inwardly shape
At the card slot is used to the shovel milling cutter being fixed on clamping fixture.
Further, the knife handle is cylinder, and the diameter of the knife handle is 6mm, and the depth of the card slot is 1mm, institute
State card slot in the length in the axial direction of the knife handle 1 be 6mm.
Further, the shovel milling cutter further includes transition part, and the transition part connects the knife handle and the cutter hub, described
The both ends diameter of transition part is respectively equal to the diameter of the knife handle and the diameter of the cutter hub, and the diameter of the transition part is described in
The direction of knife handle towards the cutter hub is gradually reduced.
The middle section of the end sword is designed as an entirety by the molding angle R by the shovel milling cutter of the utility model
Circular arc is changed to backing-off cutting processing method by traditional Milling Process mode, the consistency of the effective circular arc for guaranteeing product to be processed,
Processing efficiency and processing quality are improved simultaneously.
Detailed description of the invention
Fig. 1 is the stereoscopic schematic diagram of the shovel milling cutter in the embodiments of the present invention.
Fig. 2 is the stereoscopic schematic diagram of another angle of shovel milling cutter shown in Fig. 1.
Fig. 3 is the front view that milling cutter is shoveled shown in Fig. 2.
Fig. 4 is the side view that milling cutter is shoveled shown in Fig. 2.
Fig. 5 is the relief angle schematic diagram of the end sword of shovel milling cutter shown in Fig. 2.
Main element symbol description
| Shovel milling cutter | 10 |
| Knife handle | 1 |
| Card slot | 11 |
| Cutter hub | 2 |
| Backing-off cutting portion | 21 |
| Hold sword | 211 |
| Backing-off cutting sword | 2111 |
| To knife point | 2112 |
| Cutter groove | 22 |
| Inclined-plane | 221 |
| Transition part | 3 |
The following detailed description will be further explained with reference to the above drawings the utility model.
Specific embodiment
Below in conjunction with the attached drawing in the utility model embodiment, to the technical solution in the utility model embodiment
It being clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model, without
It is whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making creation
Property labour under the premise of every other embodiment obtained, fall within the protection scope of the utility model.
It should be noted that it can directly on the other element when element is referred to as " being fixed on " another element
Or there may also be elements placed in the middle.When an element is considered as " connection " another element, it, which can be, is directly connected to
To another element or it may be simultaneously present centering elements.When an element is considered as " being set to " another element, it
It can be and be set up directly on another element or may be simultaneously present centering elements.Term as used herein is " vertical
", " horizontal ", "left", "right" and similar statement for illustrative purposes only.
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 is identical.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 as used herein " and/or " packet
Include any and all combinations of one or more related listed items.
The embodiments of the present invention provides a kind of shovel milling cutter, the cutter hub including knife handle and set on described knife handle one end,
The front end of the cutter hub is equipped with backing-off cutting portion, and the front end in the backing-off cutting portion is equipped with end sword, axis of the end sword relative to the cutter hub
Line is obliquely installed, and the intermediate position of the end sword is the arc surface of an entirety so that as backing-off cutting sword, the backing-off cutting sword passes through shovel
The processing method processing at least partly appearance profile cut is the part of dome arc surface.
With reference to the accompanying drawing, it elaborates to some embodiments of the utility model.In the absence of conflict, under
The feature in embodiment and embodiment stated can be combined with each other.
Referring to Figure 1 and Fig. 2, the shovel milling cutter 10 of the utility model include knife handle 1 and cutter hub 2.The cutter hub 2 is set to
One end of the knife handle 1.When the shovel milling cutter 10 is processed, being obliquely fixed on clamping fixture with state 45 shown in Fig. 1 °, (figure is not
Show) in.The processing method processing at least partly appearance profile that the shovel milling cutter 10 passes through backing-off cutting is the part of dome arc surface.
The knife handle 1 is generally cylindrical.In the present embodiment, the diameter of the knife handle 1 is 6mm.The knife handle 1
Side wall is equipped with card slot 11.The side wall of the card slot 11 from the knife handle 1, which is recessed inwardly, to be formed.The card slot 11 is used for will be described
Shovel milling cutter 10 is fixed in clamping fixture (not shown).The card slot 11 is generally rectangular.In the present embodiment, the card
The depth of slot 11 is 1mm, and the card slot 11 is 6mm in the length in the axial direction of the knife handle 1.
The cutter hub 2 is generally cylindrical.In the present embodiment, the diameter of the cutter hub 2 is 4mm.The cutter hub 2
Front end is equipped with backing-off cutting portion 21.The backing-off cutting portion 21 substantially in the form of sheets body and be set to the cutter hub 2 front center.In this embodiment party
In formula, the width in the backing-off cutting portion 21 is equal to the diameter of the cutter hub 2, and the length in the backing-off cutting portion 21 is 3mm, the backing-off cutting portion
21 thickness h1For 1mm.The side in the backing-off cutting portion 21 is burnishing surface, in favor of chip removal.
Please referring also to Fig. 3 to Fig. 5, the front end in the backing-off cutting portion 21 are equipped with end sword 211.The end sword 211 is relative to institute
The axis for stating cutter hub 2 is obliquely installed.The end sword 211 includes lip surface and rear blade surface.The relief angle α of the lip surface1Range
It is 58 ° to 60 °, the relief angle α of the rear blade surface2Range be 54 ° to 57 °.In the present embodiment, the width of the lip surface
h2For 0.15mm.
The intermediate position of the end sword 211 is designed as the arc surface of an entirety as backing-off cutting sword 2111 by forming the angle R.
In the present embodiment, the radius of curvature at the molding angle R of the backing-off cutting sword 2111 is 4.675mm.The backing-off cutting sword 2111 passes through
Grinding wheel is formed by refine.In the present embodiment, the width of the backing-off cutting sword 2111 is greater than 2.5mm and is less than the end sword
211 width.The two sides of the backing-off cutting sword 2111 are respectively equipped with inclined-plane and are used as to knife point 2112.
The front end of the cutter hub 2 is additionally provided with two cutter grooves 22.Two cutter grooves 22 are respectively arranged on the two sides in the backing-off cutting portion 21.
Specifically, the front end of the cutter hub 2 is set there are two inclined-plane 221, the side in backing-off cutting portion 21 described in each 221 face of inclined-plane,
And each inclined-plane 221 is connected with the corresponding side surface in the backing-off cutting portion 21 by fillet.Each inclined-plane 221 and the shovel
The corresponding side surface for cutting portion 21 constitutes the corresponding cutter groove 22.In the present embodiment, the angle between two inclined-planes 221
β is equal to 64 °；The radius of curvature of fillet γ between each inclined-plane 221 and the corresponding side surface in the backing-off cutting portion 21 is
0.3mm。
Preferably, the shovel milling cutter 10 further includes transition part 3.The transition part 3 connects the knife handle 1 and the cutter hub 2.
The both ends diameter of the transition part 3 is respectively equal to the diameter of the knife handle 1 and the diameter of the cutter hub 2.The transition part 3 it is straight
The direction of the knife handle 1 towards the cutter hub 2 is gradually reduced without leave.In the present embodiment, 10 overall length of shovel milling cutter is
75mm, the length of the cutter hub 2 are 9mm, and the length of front end to the card slot 11 of the cutter hub 2 is 25.5mm.
The middle section of the end sword 211 is designed as one by the molding angle R by the shovel milling cutter 10 of the utility model
Whole circular arc, is changed to backing-off cutting processing method by traditional Milling Process mode, the effective circular arc for guaranteeing product to be processed
Consistency, while improving processing efficiency and processing quality.
It is understood that for those of ordinary skill in the art, it can be with technology structure according to the present utility model
Think of makes various other changes and modifications, and all these changes and deformation all should belong to the utility model claims
Protection scope.
Claims (10)
1. a kind of shovel milling cutter, the cutter hub including knife handle and set on described knife handle one end, it is characterised in that: the front end of the cutter hub is set
There is backing-off cutting portion, the front end in the backing-off cutting portion is equipped with end sword, and the end sword is obliquely installed relative to the axis of the cutter hub, the end
The intermediate position of sword is the arc surface of an entirety so that as backing-off cutting sword, the backing-off cutting sword is machined to by the processing method of backing-off cutting
Small part appearance profile is the part of dome arc surface.
2. shovel milling cutter as described in claim 1, it is characterised in that: the cutter hub is cylindrical, backing-off cutting portion body in the form of sheets
And it is set to the front center of the cutter hub, the width in the backing-off cutting portion is equal to the diameter of the cutter hub.
3. shovel milling cutter as claimed in claim 2, it is characterised in that: the end sword includes lip surface and rear blade surface, the front edge
The range of the relief angle in face is 58 ° to 60 °, and the range of the relief angle of the rear blade surface is 54 ° to 57 °.
4. shovel milling cutter as claimed in claim 3, it is characterised in that: the diameter of the cutter hub is 4mm, the length in the backing-off cutting portion
For 3mm, the backing-off cutting portion with a thickness of 1mm, the width of the lip surface is 0.15mm.
5. shovel milling cutter as claimed in claim 4, it is characterised in that: the radius of curvature at the molding angle R of the backing-off cutting sword is
The width of 4.675mm, the backing-off cutting sword are greater than 2.5mm and are less than the width of the end sword, and the two sides of the backing-off cutting sword are set respectively
There is inclined-plane as to knife point.
6. shovel milling cutter as claimed in claim 2, it is characterised in that: the front end of the cutter hub is additionally provided with two cutter grooves, two knives
Slot is respectively arranged on the two sides in the backing-off cutting portion, and the front end of the cutter hub is set there are two inclined-plane, shovels described in each inclined-plane face
It cuts the side in portion and is connect with the corresponding side surface in the backing-off cutting portion, the corresponding side surface in each inclined-plane and the backing-off cutting portion is constituted
The corresponding cutter groove.
7. shovel milling cutter as claimed in claim 6, it is characterised in that: the angle between two inclined-planes is 64 °, each described
Inclined-plane is connected with the corresponding side surface in the backing-off cutting portion by fillet, and the radius of curvature of the fillet is 0.3mm.
8. shovel milling cutter as described in claim 1, it is characterised in that: the side wall of the knife handle is equipped with card slot, and the card slot is certainly
The side wall of the knife handle is recessed inwardly to be formed, and the card slot is used to the shovel milling cutter being fixed on clamping fixture.
9. shovel milling cutter as claimed in claim 8, it is characterised in that: the knife handle is cylinder, and the diameter of the knife handle is
6mm, the depth of the card slot are 1mm, and the card slot is 6mm in the length in the axial direction of the knife handle.
10. shovel milling cutter as described in claim 1, it is characterised in that: the shovel milling cutter further includes transition part, and the transition part connects
Connect the knife handle and the cutter hub, the both ends diameter of the transition part be respectively equal to the knife handle diameter and the cutter hub it is straight
Diameter, the diameter of the transition part are gradually reduced from the knife handle towards the direction of the cutter hub.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805215.4U CN208450738U (en) | 2018-05-28 | 2018-05-28 | Shovel milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820805215.4U CN208450738U (en) | 2018-05-28 | 2018-05-28 | Shovel milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208450738U true CN208450738U (en) | 2019-02-01 |
Family
ID=65149944
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820805215.4U Active CN208450738U (en) | 2018-05-28 | 2018-05-28 | Shovel milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208450738U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039119A (en) * | 2019-05-07 | 2019-07-23 | 深圳市华维诺电子有限公司 | A kind of perching knife adapter |
-
2018
- 2018-05-28 CN CN201820805215.4U patent/CN208450738U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110039119A (en) * | 2019-05-07 | 2019-07-23 | 深圳市华维诺电子有限公司 | A kind of perching knife adapter |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 048000 No. 1216, Lanhua Road, Jincheng Development Zone, Shanxi Province Patentee after: Jincheng Fulian Hongren Technology Co.,Ltd. Address before: 048026 No. 1216 Lanhua Road, Jincheng Economic Development Zone, Shanxi Province Patentee before: JINCHENG HONGREN TECHNOLOGY Co.,Ltd. |