CN206047643U - A kind of cutter positioning part - Google Patents
A kind of cutter positioning part Download PDFInfo
- Publication number
- CN206047643U CN206047643U CN201621001885.8U CN201621001885U CN206047643U CN 206047643 U CN206047643 U CN 206047643U CN 201621001885 U CN201621001885 U CN 201621001885U CN 206047643 U CN206047643 U CN 206047643U
- Authority
- CN
- China
- Prior art keywords
- boss
- locating cover
- positioning
- circle
- positioning part
- 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.)
- Expired - Fee Related
Links
Abstract
A kind of cutter positioning part, including locating cover, it is characterised in that：Described positioning cap surface is embedded to be provided with first boss and second boss, described locating cover central lower surface is provided with positioning boss, D fonts hole is provided with described positioning boss, described first boss is arranged between locating cover and positioning boss, and described locating cover adopts arc transition with first boss, second boss, the connection transition position of positioning boss.In the embedded locating cover of first boss of the present utility model, second boss, and the embedded surface of first boss, second boss is provided with difference in height h with positioning cap surface, h is not zero, and transition position adopts arc transition, this structure design avoids transition position stress concentration, the intensity of keeper is improve, service life is extended；The thickness of positioning boss increased 0.5mm, and taper keeps constant, increased the intensity of positioning boss, while ensureing to install positioning stablity.
Description
Technical field
This utility model belongs to keeper field, is specifically designed a kind of cutter positioning part.
Background technology
The all joining places of cutter positioning part for using at present are set to right angle, wherein stress concentration, first boss and second
Easy fracture when boss is used, and during normal use, cutter positioning is unstable, affects the crudy of product.
The content of the invention
The purpose of this utility model provides a kind of cutter positioning part, solves above technical problem.
What the purpose of this utility model was realized in：A kind of cutter positioning part, including locating cover, it is characterised in that：Institute
The positioning cap surface stated is embedded in and is provided with first boss and second boss, and described locating cover central lower surface is provided with convex
Platform, is provided with D fonts hole in described positioning boss, described first boss is arranged between locating cover and positioning boss, described
Locating cover and first boss, second boss, the connection transition position of positioning boss adopt arc transition.
Preferably, described locating cover is provided in round, and circular surrounding is provided with downward boss and constitutes lid, locating cover
Right-hand member is provided with curved surface projection, and all edges and corners of described locating cover are provided with rounding.
Preferably, described positioning boss is provided with taper, and the smallest end external diameter of positioning boss is set to 20.2mm.
Preferably, described first boss is set to take out shell-type and binds cylinder, embedded plane and the positioning of first boss
The upper surface of lid is provided with difference in height for h, and h is not zero.
Preferably, described second boss arranges identical shape facility, second boss and first boss with first boss
A circle is constituted by the center of circle of the circle of locating cover in two centers of circle of positioning cap upper surface projection circle respectively.
Preferably, the three round circles of described first boss, second boss and locating cover in positioning cap upper surface projection
The heart constitutes an isosceles triangle.
In the embedded locating cover of first boss of the present utility model, second boss, and the embedded surface of first boss, second boss
Positioning cap surface is provided with difference in height h, h is not zero, and transition position adopts arc transition, and this structure design avoids transition position
Stress concentration, improves the intensity of keeper, extends service life；The thickness of positioning boss increased 0.5mm, and taper keeps
It is constant, the intensity of positioning boss is increased, while ensureing to install positioning stablity.
Description of the drawings
Fig. 1 is this utility model schematic three dimensional views.
Top views of the Fig. 2 for Fig. 1.
A-A sectional views of the Fig. 3 for Fig. 2.
B-B sectional views of the Fig. 4 for Fig. 2.
In figure：1st, first boss, 2, second boss, 3, positioning boss, 4, locating cover, 5, curved surface projection.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings, but not as to restriction of the present utility model：
In the accompanying drawings：A kind of cutter positioning part, including locating cover 4, it is characterised in that：Described 4 surface of locating cover is embedded in
First boss 1 and second boss 2 are provided with, described 4 central lower surface of locating cover is provided with positioning boss 3, described positioning
D fonts hole is provided with boss 3, described first boss 1 is arranged between locating cover 4 and positioning boss 3, described locating cover 4
Arc transition, arc transition are adopted with the connection transition position of first boss 1, second boss 2, positioning boss 3, it is to avoid circular arc
Stress concentration, improves the intensity of keeper, extends service life.
Described locating cover 4 is provided in round, and circular surrounding is provided with downward boss and constitutes lid, 4 right-hand member of locating cover
Curved surface projection 5 is provided with, described 4 all edges and corners of locating cover are provided with rounding, and deburring increases the smooth of keeper
Degree.
Described positioning boss 3 is provided with taper, and the smallest end external diameter of positioning boss 3 is set to 20.2mm, increases and use
Intensity, while positioning stablity.
Described first boss 1 is set to take out shell-type and binds cylinder, embedded plane and the locating cover 4 of first boss 1
Upper surface is provided with difference in height for h, and h is not zero, and the design of difference in height avoids stress concentration.
Described second boss 2 arranges identical shape facility with first boss 1, and second boss 2 is distinguished with first boss 1
Two centers of circle that circle is projected in 4 upper surface of locating cover are constituted a circle by the center of circle of the circle of locating cover 4.
Three round center of circle structures that described first boss 1, second boss 2 and locating cover 4 are projected in 4 upper surface of locating cover
Into an isosceles triangle.
Above-described embodiment is only intended to clearly illustrate this utility model description, and the not limit to embodiment
It is fixed, the change of other multi-forms to those of ordinary skill in the art, can also be made on the basis of the above description
Or change, there is no need to be exhaustive to all of embodiment, and thus it is amplified obvious change
Or among changing still in protection domain of the present utility model.
Claims (6)
1. a kind of cutter positioning part, including locating cover（4）, it is characterised in that：Described locating cover（4）Surface is embedded to be provided with the
One boss（1）And second boss（2）, described locating cover（4）Central lower surface is provided with positioning boss（3）, described positioning
Boss（3）D fonts hole, described first boss are provided with inside（1）It is arranged on locating cover（4）With positioning boss（3）Between, it is described
Locating cover（4）With first boss（1）, second boss（2）, positioning boss（3）Connection transition position adopt arc transition.
2. a kind of cutter positioning part according to claim 1, it is characterised in that：Described locating cover（4）It is provided in round,
Circular surrounding is provided with downward boss and constitutes lid, locating cover（4）Right-hand member is provided with curved surface projection（5）, described locating cover
（4）All edges and corners are provided with rounding.
3. a kind of cutter positioning part according to claim 1, it is characterised in that：Described positioning boss（3）It is provided with cone
Shape, positioning boss（3）Smallest end external diameter be set to 20.2mm.
4. a kind of cutter positioning part according to claim 1, it is characterised in that：Described first boss（1）It is set to take out
Shell-type binds cylinder, first boss（1）Embedded plane and locating cover（4）Upper surface be provided with difference in height for h, h is not
Zero.
5. a kind of cutter positioning part according to claim 4, it is characterised in that：Described second boss（2）It is convex with first
Platform（1）Identical shape facility, second boss are set（2）With first boss（1）Respectively in locating cover（4）Upper surface projection circle
Two centers of circle are with locating cover（4）Circle be the center of circle constitute a circle.
6. a kind of cutter positioning part according to claim 5, it is characterised in that：Described first boss（1）, second boss
（2）And locating cover（4）In locating cover（4）Three round centers of circle of upper surface projection constitute an isosceles triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001885.8U CN206047643U (en) | 2016-08-31 | 2016-08-31 | A kind of cutter positioning part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621001885.8U CN206047643U (en) | 2016-08-31 | 2016-08-31 | A kind of cutter positioning part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206047643U true CN206047643U (en) | 2017-03-29 |
Family
ID=58377799
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621001885.8U Expired - Fee Related CN206047643U (en) | 2016-08-31 | 2016-08-31 | A kind of cutter positioning part |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206047643U (en) |
-
2016
- 2016-08-31 CN CN201621001885.8U patent/CN206047643U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170329 Termination date: 20200831 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |