CN213379501U - Combined indexable three-edge milling cutter - Google Patents
Combined indexable three-edge milling cutter Download PDFInfo
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- CN213379501U CN213379501U CN202022056987.2U CN202022056987U CN213379501U CN 213379501 U CN213379501 U CN 213379501U CN 202022056987 U CN202022056987 U CN 202022056987U CN 213379501 U CN213379501 U CN 213379501U
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- milling cutter
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Abstract
The utility model relates to a combined indexable three-edge milling cutter, which comprises a milling cutter body and blades, wherein the milling cutter body comprises a plurality of front and back single cutter bodies, a plurality of cutter grooves are arranged on the milling cutter body along the circumferential direction, and threaded holes are drilled in the cutter grooves along the axial direction; the cutter is characterized in that a pressing block is arranged in the cutter groove, the longitudinal section of the pressing block is of a wedge surface structure with a wide upper part and a narrow lower part, the blade is clamped in a gap between the pressing block and the cutter groove, the pressing block is provided with a central hole matched with the aperture of the threaded hole from top to bottom, a fastener is arranged in the central hole, the fastener is matched with the threaded hole in the cutter groove, and the wedge surface structure of the pressing block is utilized to press and fix the blade on. The utility model relates to an ingenious, simple structure, low cost, convenient operation, cutter body reuse, cutting efficiency is high, and the precision is high, and the auxiliary time is few, satisfies the processing in different width grooves, realizes the processing in wide groove and the processing of coplanar parallel groove, has improved the work efficiency, to prior art, has fine market prospect and development space.
Description
Technical Field
The utility model relates to a processing tool equipment technical field of groove or step in the machining, concretely relates to but combination formula transposition trilateral sword milling cutter.
Background
In the machining process, various grooves or steps are often machined, a three-edge milling cutter is often adopted to machine the groove body during batch production, and the grooves which cannot be milled by a standard cutter at one time are mostly machined by a small-size cutter for multiple times.
The existing milling cutter has the following problems: the existing milling cutter blade and the cutter body are of an integral structure, blades made of various materials cannot be quickly selected according to a machined object, the disassembly is inconvenient, and when one side of a blade groove is damaged, the whole cutter needs to be replaced. The width of the cutter cannot be adjusted according to the installation position of the blade, the machining of grooves with different widths cannot be met, and the machining of wide grooves and the machining of parallel grooves on the same plane cannot be realized; the cutter body can not be reused, the installation auxiliary time is long, and the work efficiency is very slow.
How to design a design benefit, simple structure, low cost, convenient operation, cutter body reuse, cutting efficiency is high, and the precision is high, and the auxiliary time is few, satisfies the processing in different width grooves, realizes the processing in wide groove and the processing in coplanar parallel groove, has improved the work efficiency, and the combined type indexable three-edge milling cutter who increases the performance of enterprises is the problem that needs to solve at present.
SUMMERY OF THE UTILITY MODEL
The cutter comprises a cutter body, a cutter head, a cutter groove, a cutter head, a cutter. The width of the cutter cannot be adjusted according to the installation position of the blade, the machining of grooves with different widths cannot be met, and the machining of wide grooves and the machining of parallel grooves on the same plane cannot be realized; the cutter body can not reuse, and the installation auxiliary time is many, and the work efficiency waits technical problem very slowly, the utility model provides a but combination formula transposition trilateral sword milling cutter realizes design benefit, simple structure, low cost, convenient operation, but cutter body reuse, and cutting efficiency is high, and the precision is high, and auxiliary time is few, satisfies the processing in different width grooves, realizes the processing in wide groove and the processing in coplanar parallel groove, has improved the purpose of work efficiency.
The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be: the combined indexable three-face milling cutter comprises a milling cutter body and blades, wherein the milling cutter body comprises a plurality of front and rear single cutter bodies, a plurality of cutter grooves are formed in the milling cutter body along the circumferential direction, and threaded holes are drilled in the cutter grooves along the axial direction; the milling cutter blade is characterized in that a pressing block is arranged in the cutter groove, the longitudinal section of the pressing block is of a wedge surface structure with a wide upper part and a narrow lower part, the blade is clamped in a gap between the pressing block and the cutter groove, the pressing block is provided with a central hole matched with the aperture of the threaded hole from top to bottom, a fastener is arranged in the central hole, the fastener is matched with the threaded hole in the cutter groove, and the wedge surface structure of the pressing block is utilized to press and fix the blade on.
The blade is a three-edge blade.
The fastener is a socket head cap screw.
The milling cutter body is also provided with a plurality of through holes along the radial direction, and connecting pieces are arranged in the through holes to connect the milling cutter bodies together in a combined manner.
Compared with the prior art, the beneficial effects of the utility model are that:
1) the utility model comprises a milling cutter body and blades, wherein the milling cutter body comprises a plurality of front and back single cutter bodies, a plurality of cutter grooves are arranged on the milling cutter body along the circumferential direction, and threaded holes are drilled in the cutter grooves along the axial direction; the cutter is characterized in that a pressing block is arranged in the cutter groove, the longitudinal section of the pressing block is of a wedge surface structure with a wide upper part and a narrow lower part, the blade is clamped in a gap between the pressing block and the cutter groove, the pressing block is provided with a central hole matched with the aperture of the threaded hole from top to bottom, a fastener is arranged in the central hole, and the blade is pressed and fixed on a cutter body of the milling cutter through the wedge surface structure of the pressing block by utilizing the wedge surface structure of the pressing block; the width of the cutter can be adjusted according to the installation position of the blade, so that the machining of grooves with different widths can be met; the cutter body can be repeatedly used, the economy is good, the cutting efficiency is high, the precision is high, the auxiliary time is short, and the work efficiency is improved;
2) the milling cutter body is also provided with a plurality of through holes along the radial direction, connecting pieces are arranged in the through holes to connect the milling cutter bodies together in a combined mode, and a plurality of three-edge milling cutters can be combined together through the through holes of the milling cutter bodies, so that the machining of wide grooves and the machining of parallel grooves in the same plane are achieved.
Drawings
FIG. 1 is a schematic view of the cross-sectional structure of the longitudinal section of the present invention;
FIG. 2 is a schematic cross-sectional view of a single blade body of the present invention;
FIG. 3 is a schematic view of the structure of the pressing block of the present invention;
fig. 4 is a schematic side view of the present invention;
the labels in the figure are: 1. the milling cutter comprises a milling cutter body, 2, blades, 3, pressing blocks, 4, fasteners, 5, cutter grooves, 6, threaded holes, 7, a central hole, 8 and through holes.
Detailed Description
The following describes embodiments of the present invention in further detail with reference to the accompanying drawings.
As shown in the figure, the combined indexable three-face milling cutter comprises a milling cutter body 1 and blades 2, wherein the milling cutter body 1 comprises a plurality of front and rear single cutter bodies, a plurality of cutter grooves 5 are formed in the milling cutter body 1 along the circumferential direction, and threaded holes 6 are drilled in the cutter grooves 5 along the axial direction; the milling cutter is characterized in that a pressing block 3 is arranged in the cutter groove 5, the longitudinal section of the pressing block 3 is of a wedge surface structure with a wide upper part and a narrow lower part, the blade 2 is clamped in a gap between the pressing block 3 and the cutter groove 5, the pressing block 3 is provided with a central hole 7 matched with the aperture of the threaded hole 6 from top to bottom, a fastening piece 4 is arranged in the central hole 7, and the blade 2 is pressed downwards and fixed on the milling cutter body 1 by the aid of the wedge surface structure of the pressing block 3 through cooperation of the fastening piece 4 and the.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: such as a three-edged blade, for the blade 2.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: if the fastener 4 is a socket head cap screw.
The basic implementation manner of the present invention can be further improved, perfected and limited on the basis: if a plurality of through holes 8 are arranged on the milling cutter body 1 along the radial direction, connecting pieces are arranged in the through holes 8 to combine and connect a plurality of milling cutter bodies 1 together.
During operation, as shown in the figure, the working process of the utility model is as follows: the front face and the rear face of a milling cutter body 1 are respectively provided with a plurality of cutter grooves 5 distributed along the circumferential direction, threaded holes 6 are drilled in the cutter grooves 5 along the axial direction, the milling cutter body is provided with a plurality of through holes 8 distributed in the radial direction, and under the matching action of an inner hexagonal fastening screw and the threaded holes 6 in the cutter grooves 5, the wedge surface of a pressing block 3 is pressed downwards to fix the blade 2 and the milling cutter body 1 through the pressing block 3 with a central hole 7.
In practical application, the blade 2 is used as an independent functional element, the blade 2 made of various materials can be selected according to a machining object, the dismounting is convenient, and even if one side of the blade groove is damaged, only the clamping angle of the blade needs to be changed, so that the replacement of the whole cutter is avoided. The width of the cutter can be adjusted according to the installation position of the blade, and the processing of grooves with different widths can be met. A plurality of three-edge milling cutters can be combined together through the through holes of the cutter body and the fastening bolts, so that the machining of wide grooves and the machining of parallel grooves in the same plane are realized.
The utility model relates to an ingenious, simple structure, low cost, convenient operation, cutter body reuse, cutting efficiency is high, the precision is high, the assistance time is few, satisfies the processing in different width grooves, realizes the processing in wide groove and the processing of coplanar parallel groove, has improved the work efficiency, solves current milling cutter blade and cutter body and is overall structure, can't be according to the blade of the various materials of processing object quick selection, dismantles inconveniently, when the blade groove has one side to damage, needs the change of whole cutter. The width of the cutter cannot be adjusted according to the installation position of the blade, the machining of grooves with different widths cannot be met, and the machining of wide grooves and the machining of parallel grooves on the same plane cannot be realized; the cutter body can not be reused, the installation auxiliary time is long, the work efficiency is slow, and the like.
The preferred embodiments and examples of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the embodiments and examples, and various changes can be made without departing from the concept of the present invention within the knowledge of those skilled in the art.
Claims (4)
1. Modular three-edge milling cutter that can shift, its characterized in that: the milling cutter comprises a milling cutter body (1) and blades (2), wherein the milling cutter body (1) comprises a plurality of front and rear single cutter bodies, a plurality of cutter grooves (5) are formed in the milling cutter body (1) along the circumferential direction, and threaded holes (6) are drilled in the cutter grooves (5) along the axial direction; the milling cutter is characterized in that a pressing block (3) is arranged in the cutter groove (5), the longitudinal section of the pressing block (3) is of a wedge surface structure with a wide upper part and a narrow lower part, the blade (2) is clamped in a gap between the pressing block (3) and the cutter groove (5), the pressing block (3) is provided with a center hole (7) matched with the aperture of the threaded hole (6) from top to bottom, a fastening piece (4) is installed in the center hole (7), the fastening piece (4) is matched with the threaded hole (6) in the cutter groove (5), and the blade (2) is pressed downwards and fixed on the milling cutter body (1) by utilizing the wedge surface structure of the pressing block.
2. The modular indexable three-sided milling cutter as set forth in claim 1, wherein: the blade (2) is a three-edge blade.
3. The modular indexable three-sided milling cutter as set forth in claim 1, wherein: the fastener (4) is an inner hexagonal fastening screw.
4. The modular indexable three-sided milling cutter as set forth in claim 1, wherein: the milling cutter body (1) is further provided with a plurality of through holes (8) along the radial direction, and connecting pieces are arranged in the through holes (8) to connect the milling cutter bodies (1) together in a combined mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056987.2U CN213379501U (en) | 2020-09-18 | 2020-09-18 | Combined indexable three-edge milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022056987.2U CN213379501U (en) | 2020-09-18 | 2020-09-18 | Combined indexable three-edge milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213379501U true CN213379501U (en) | 2021-06-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022056987.2U Active CN213379501U (en) | 2020-09-18 | 2020-09-18 | Combined indexable three-edge milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213379501U (en) |
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2020
- 2020-09-18 CN CN202022056987.2U patent/CN213379501U/en active Active
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