CN212019419U - Numerical control blade mounting structure - Google Patents
Numerical control blade mounting structure Download PDFInfo
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- CN212019419U CN212019419U CN202020277536.9U CN202020277536U CN212019419U CN 212019419 U CN212019419 U CN 212019419U CN 202020277536 U CN202020277536 U CN 202020277536U CN 212019419 U CN212019419 U CN 212019419U
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- blade
- positioning surface
- cutter
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Abstract
A numerical control blade mounting structure comprises a cutter body and a blade, wherein the cutter body comprises a longitudinal cutter positioning surface and a transverse cutter positioning surface, and the longitudinal cutter positioning surface and a vertical surface form an acute angle; the blade comprises a blade transverse positioning surface and a blade longitudinal positioning surface, the blade transverse positioning surface is provided with a blade mounting hole, the left end and the right end of the blade mounting hole are provided with arc-shaped blade pressing surfaces, the blade longitudinal positioning surface and the longitudinal cutter positioning surface have the same inclination angle, and the top end of the screw is provided with a conical surface; the utility model discloses a problem that the too big easy deformation of mounting screw atress has been solved to the structure. The mounting and positioning surface of the cutter body provides an inclination angle, so that the force which is generated by the cutter blade in the process of cutting parts and is perpendicular to the cutting direction is borne by the screw and the longitudinal cutter positioning surface, the mounting strength of the numerical control cutter blade is higher, and the requirement on the strength of the screw is reduced.
Description
Technical Field
The utility model relates to a numerical control machining field, concretely relates to numerical control blade mounting structure.
Background
In the conventional installation method of the numerical control blade with the hole in the market, the blade is usually fixed on a tool body through a screw, the cutting force of the blade is mainly borne by the screw, and the positioning structure part of the tool body cannot share the force borne by the screw, so that the installation strength of the numerical control blade is not high enough, and the installation screw is very easy to deform when an object with large cutting resistance is machined, and the machining precision has errors.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a numerical control blade mounting method and structure that intensity is higher to be suitable for the use occasion at great cutting resistance. A numerical control blade mounting structure comprises a tool body and a blade, wherein the blade is mounted on the tool body through a screw;
the cutter body comprises a longitudinal cutter positioning surface and a transverse cutter positioning surface, a groove is formed at the junction of the longitudinal cutter positioning surface and the transverse cutter positioning surface, a cutter body mounting hole is formed in the transverse cutter positioning surface, and the longitudinal cutter positioning surface and the vertical surface form an acute angle;
the blade comprises a blade transverse positioning surface and a blade longitudinal positioning surface, the blade transverse positioning surface is provided with a blade mounting hole, the left end and the right end of the blade mounting hole are provided with arc-shaped blade pressing surfaces, and the blade longitudinal positioning surface and the longitudinal cutter positioning surface have the same inclination angle;
the screw top is equipped with the conical surface, conical surface top surface diameter is greater than bottom surface diameter down, conical surface top surface diameter is greater than arc blade clamping surface minimum interval.
Furthermore, the longitudinal cutter positioning surface and the vertical surface form an angle of 15-30 degrees.
Further, the groove is a square groove, and the depth of the groove is larger than the distance between the longitudinal positioning surface and the vertical surface of the blade.
Further, the upper surface and the lower surface of the blade are both transverse blade positioning surfaces, the left surface and the right surface of the blade are both longitudinal blade positioning surfaces, and the blade can be used in a forward and reverse mode.
Further, the front end of the transverse blade positioning surface is provided with a cutting and breaking structure.
Further, when the blade is mounted on the tool body, a position difference is arranged between the axis of the blade mounting hole and the axis of the tool body mounting hole.
Compared with the prior art, the invention has the beneficial effects that:
(1) the utility model discloses a problem that the too big easy deformation of mounting screw atress has been solved to the structure. The mounting and positioning surface of the cutter body provides an inclination angle, so that the force which is generated by the cutter blade in the process of cutting parts and is perpendicular to the cutting direction is borne by the screw and the longitudinal cutter positioning surface, the mounting strength of the numerical control cutter blade is higher, and the requirement on the strength of the screw is reduced.
(2) The utility model discloses the blade install in be equipped with the position difference between blade mounting hole axis and the cutter body mounting hole axis during the cutter body and can hold in the in-service use because the fit clearance of screw thread and screw and the deformation of screw or factors such as machining error of screw thread, make the screw warp and do not influence numerical control blade machining precision yet.
(3) The utility model discloses be equipped with the recess in vertical cutter locating surface and horizontal cutter locating surface juncture, the cutting and the structure of cutting of bottom can not be because of damaging with the contact of the sword body when can making the blade installation.
Drawings
For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.
FIG. 1 is a view of the installation structure of the present invention;
FIG. 2 is a structural view of the knife body of the present invention;
fig. 3 is a view of the blade structure of the present invention.
Detailed Description
The following detailed description of the present invention will be made in conjunction with the accompanying drawings, but the following examples are merely illustrative of preferred embodiments, which are provided to assist understanding of the present invention, and are not to be construed as limiting the present invention.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout.
The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Example 1
As shown in fig. 1-3, the numerical control blade mounting structure comprises a blade body 1 and a blade 2, wherein the blade 2 is mounted on the blade body 1 through a screw 3;
the cutter body 1 comprises a longitudinal cutter positioning surface 4 and a transverse cutter positioning surface 5, a groove 6 is formed at the junction of the longitudinal cutter positioning surface 4 and the transverse cutter positioning surface 5, a cutter body mounting hole 7 is formed in the transverse cutter positioning surface 5, and an included angle of 15-30 degrees is formed between the longitudinal cutter positioning surface 4 and the vertical surface;
the blade 2 comprises a blade transverse positioning surface 8 and a blade longitudinal positioning surface 9, the blade transverse positioning surface 8 is provided with a blade mounting hole 10, the left end and the right end of the blade mounting hole 10 are provided with arc-shaped blade pressing surfaces 11, the front end of the blade transverse positioning surface 8 is provided with a cutting and breaking structure 13, and the blade longitudinal positioning surface 9 and the longitudinal cutter positioning surface 4 have the same inclination angle;
the top end of the screw 3 is provided with a conical surface 12, the diameter of the upper top surface of the conical surface 12 is larger than that of the lower bottom surface, and the diameter of the upper top surface of the conical surface 12 is larger than the minimum distance between the arc-shaped blade pressing surfaces 11.
The groove 6 is a square groove 6, and the depth of the groove 6 is larger than the distance between the longitudinal blade positioning surface 9 and the vertical surface.
The upper surface and the lower surface of the blade 2 are both blade transverse positioning surfaces 8, the left surface and the right surface of the blade 2 are both blade longitudinal positioning surfaces 9, and the blade 2 can be used in a positive and negative mode.
When the blade 2 is installed on the tool body 1, a position difference is arranged between the axis of the blade installation hole 10 and the axis of the tool body installation hole 7.
Example 2
When the cutter is installed, the cutter is placed on the transverse cutter positioning surface, the axis of the cutter mounting hole is overlapped with the axis of the cutter body mounting hole, the screw is installed in the mounting hole, and the screw and the arc-shaped cutter pressing surface form a state that the cutter moves towards the longitudinal cutter positioning surface along the transverse cutter positioning surface in the matching and pressing process until the longitudinal cutter positioning surface is overlapped with the longitudinal cutter positioning surface of the cutter, and the cutting and breaking structure extends into the groove. After the pressing, the longitudinal cutter positioning surface and the blade longitudinal positioning surface of the blade are overlapped to form a longitudinal combined positioning surface, the transverse cutter positioning surface and the blade transverse positioning surface are overlapped to form a transverse combined positioning surface, and a position difference is arranged between the axis of the blade mounting hole and the axis of the cutter body mounting hole. In the actual use process, the axis of the blade mounting hole and the axis of the tool body mounting hole can also form an acute angle due to the fit clearance between the threads and the screw, the deformation of the screw, the machining error of the threads and the like.
When the tool is used specifically, the blade cuts a machined part, the stress of the blade is shared by the screw and the longitudinal tool positioning surface, the processing strength of the screw is reduced, and after the cutting and breaking structure at one end is worn, the blade is detached and replaced, and the cutting and breaking structure at the other end is installed on the tool body for continuous use.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A kind of numerical control blade mounting structure, characterized by: the blade (2) mounting structure comprises a tool body (1) and a blade (2), wherein the blade (2) is mounted on the tool body (1) through a screw (3);
the cutter body (1) comprises a longitudinal cutter positioning surface (4) and a transverse cutter positioning surface (5), a groove (6) is formed at the junction of the longitudinal cutter positioning surface (4) and the transverse cutter positioning surface (5), a cutter body mounting hole (7) is formed in the transverse cutter positioning surface (5), and an acute angle is formed between the longitudinal cutter positioning surface (4) and the vertical plane;
the blade (2) comprises a blade transverse positioning surface (8) and a blade longitudinal positioning surface (9), a blade mounting hole (10) is formed in the blade transverse positioning surface (8), arc-shaped blade pressing surfaces (11) are arranged at the left end and the right end of the blade mounting hole (10), and the blade longitudinal positioning surface (9) and the longitudinal cutter positioning surface (4) have the same inclination angle;
the top end of the screw (3) is provided with a conical surface (12), the diameter of the upper top surface of the conical surface (12) is larger than that of the lower bottom surface, and the diameter of the upper top surface of the conical surface (12) is larger than the minimum distance between the arc-shaped blade pressing surfaces (11).
2. The numerically controlled blade mounting structure according to claim 1, wherein: the longitudinal cutter positioning surface (4) and the vertical surface form an angle of 15-30 degrees.
3. The numerically controlled blade mounting structure according to claim 1, wherein: the groove (6) is a square groove (6), and the depth of the groove (6) is larger than the distance between the longitudinal blade positioning surface (9) and the vertical surface.
4. The numerically controlled blade mounting structure according to claim 1, wherein: the upper surface and the lower surface of the blade (2) are both transverse blade positioning surfaces (8), the left surface and the right surface of the blade (2) are both longitudinal blade positioning surfaces (9), and the blade (2) can be used in a positive and negative mode.
5. The numerically controlled blade mounting structure according to claim 1, wherein: the front end of the transverse blade positioning surface (8) is provided with a cutting and breaking structure (13).
6. The numerically controlled blade mounting structure according to claim 1, wherein: when the blade (2) is installed on the tool body (1), a position difference is arranged between the axis of the blade installation hole (10) and the axis of the tool body installation hole (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020277536.9U CN212019419U (en) | 2020-03-09 | 2020-03-09 | Numerical control blade mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020277536.9U CN212019419U (en) | 2020-03-09 | 2020-03-09 | Numerical control blade mounting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212019419U true CN212019419U (en) | 2020-11-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020277536.9U Active CN212019419U (en) | 2020-03-09 | 2020-03-09 | Numerical control blade mounting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212019419U (en) |
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2020
- 2020-03-09 CN CN202020277536.9U patent/CN212019419U/en active Active
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Legal Events
| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220216 Address after: 264006 No. 356-8, Changjiang Road, Yantai Economic and Technological Development Zone, Shandong Province Patentee after: Yantai Aidi Ruineng superhard cutting tool Co.,Ltd. Address before: 264006 No.356 Changjiang Road, Yantai Development Zone, Shandong Province Patentee before: YANTAI EDDIE PRECISION MACHINERY Co.,Ltd. |