CN216028317U - Multifunctional composite milling cutter - Google Patents
Multifunctional composite milling cutter Download PDFInfo
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- CN216028317U CN216028317U CN202122091291.8U CN202122091291U CN216028317U CN 216028317 U CN216028317 U CN 216028317U CN 202122091291 U CN202122091291 U CN 202122091291U CN 216028317 U CN216028317 U CN 216028317U
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Abstract
The utility model discloses a multifunctional composite milling cutter, which relates to the field of machining cutters.
Description
Technical Field
The utility model relates to the field of machining cutters, in particular to a multifunctional composite milling cutter.
Background
In the machining of metal parts, it is generally necessary to mill an inner wall surface and an end surface of a through hole in a workpiece and perform chamfering processing at junctions between both ends of the through hole and the end surface, for example: the steering knuckle of the automobile, the shaft hole on the gearbox and the like. In the existing processing technology, different milling cutters are generally adopted to respectively perform the processing of milling the inner wall surface of the through hole, milling the end surface and milling the chamfer, namely, the processing is divided into a plurality of procedures, so that the processing is inconvenient. And when the tool is changed many times, need fix a position many times, produce positioning error easily, and then lead to machining precision to reduce to it is inefficient.
It is seen that improvements and enhancements to the prior art are needed.
SUMMERY OF THE UTILITY MODEL
In view of the defects of the prior art, the utility model aims to provide a multifunctional composite milling cutter, which aims to solve the problem that the efficiency is low because different milling cutters are required to be used for processing when a workpiece is subjected to through hole inner wall surface milling, end surface milling and chamfer milling.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a multi-functional compound milling cutter, includes the handle of a knife, and the one end surface mounting of handle of a knife has first blade, the handle of a knife middle part is equipped with first cutter mount pad, first cutter mount pad is fixed with second blade and third blade on being close to a terminal surface of first blade, and the distance between the axis of second blade and handle of a knife is greater than the distance between the axis of third blade and handle of a knife.
In the multifunctional composite milling cutter, the distance between the first cutter mounting seat and the first blade is greater than or equal to the depth of a through hole required for machining.
In the multifunctional composite milling cutter, a second cutter mounting seat is arranged between the first cutter mounting seat and the first cutter, the distance between the second cutter mounting seat and the first cutter is larger than or equal to the depth of a through hole required for machining, the distance between the end faces of the first cutter mounting seat and the end faces of the second cutter mounting seat, which are used for mounting the cutters, is larger than or equal to the depth of the through hole required for machining, a fourth cutter and a fifth cutter are fixed on one end face, close to the first cutter mounting seat, of the second cutter mounting seat, and the distance between the fourth cutter and the axis of the cutter handle is larger than the distance between the fifth cutter and the axis of the cutter handle.
In the multifunctional composite milling cutter, the number of the second blade, the number of the third blade, the number of the fourth blade and the number of the fifth blade are one, and the second blade and the fourth blade as well as the third blade and the fifth blade are distributed along the axial direction of the cutter handle in an axial 180-degree manner.
In the multifunctional composite milling cutter, the second blade and the third blade are arranged on a straight line passing through the center of the cutter handle of the first cutter mounting seat, and the fourth blade and the fifth blade are arranged on a straight line passing through the center of the cutter handle of the second cutter mounting seat.
In the multifunctional composite milling cutter, the number of the second blades, the number of the third blades, the number of the fourth blades and the number of the fifth blades are more than two, and the second blades, the third blades, the fourth blades and the fifth blades are distributed in an axial array along the axial direction of the cutter handle.
In the multifunctional composite milling cutter, the number of the first blades is more than two, and the more than two first blades are distributed in an axial array along the axial direction of the cutter handle.
Has the advantages that: the first cutter mounting seat and the second cutter mounting seat are arranged in the middle of the cutter handle, the first blade is fixed at one end of the cutter handle, the second blade and the third blade are fixed on the first cutter mounting seat, and the fourth blade and the fifth blade are fixed on the second cutter mounting seat, so that when a workpiece is machined, a milling cutter can be adopted, the inner wall surface of a through hole can be milled, the end surface can be milled, and the chamfer can be milled continuously.
Drawings
Fig. 1 is a perspective view one of the multi-functional compound milling cutter.
Fig. 2 is a second perspective view of the multi-functional compound milling cutter.
Fig. 3 is a front view of the multi-functional compound milling cutter.
Description of the main element symbols: 1-handle, 2-first blade, 3-first tool mounting seat, 4-second blade, 5-third blade, 6-second tool mounting seat, 7-fourth blade, and 8-fifth blade.
Detailed Description
The utility model provides a multifunctional composite milling cutter, which is further described in detail below by referring to the attached drawings and embodiments in order to make the purpose, technical scheme and effect of the utility model clearer and clearer. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and do not limit the scope of the utility model.
Referring to fig. 1, 2 and 3, the multifunctional composite milling cutter comprises a cutter handle 1, wherein a first blade 2 is fixed on the outer surface of one end of the cutter handle 1, a first cutter mounting seat 3 is arranged in the middle of the cutter handle 1, a second blade 4 and a third blade 5 are fixed on one end surface, close to the first blade 2, of the first cutter mounting seat 3, and the distance between the second blade 4 and the axis of the cutter handle 1 is larger than the distance between the third blade 5 and the axis of the cutter handle 1. The first tool mounting seat 3 is used for mounting the second blade 4 and the third blade 5, and the distances between the second blade 4 and the third blade 5 and the axis of the tool handle 1 are different.
In the above, the first blade 2 is a milling blade for milling the inner wall surface of the through hole of the workpiece, the second blade 4 is a milling blade for milling the end surface of the through hole of the workpiece, and the third blade 5 is a milling blade for milling chamfers at two ends of the through hole of the workpiece. The first blade 2 is arranged at the foremost end of the tool shank 1, the second blade 4 and the third blade 5 are arranged on a plane of the first tool mounting base 3 perpendicular to the axis of the tool shank 1, and the third blade 5 is closer to the axis of the tool shank 1 than the second blade 4.
The workpiece is fixed when the workpiece is machined, the position of a first blade 2 on the machining equipment driving milling cutter extends into the through hole of the workpiece, then the machining equipment driving milling cutter rotates along the axis of the machining equipment driving milling cutter, and then the machining equipment driving milling cutter is close to the inner wall of the through hole and moves around the inner wall of the through hole, so that the first blade 2 can cut the inner wall of the through hole. After the inner wall of the through hole is machined, the milling cutter continues to extend into the through hole, so that the second blade 4 can be in contact with the end face of the workpiece to cut the end face of the workpiece, and when the end face cutting is completed or is close to the completion, the third blade 5 is in contact with the workpiece to realize the chamfering treatment of the workpiece. And after the chamfering treatment of the workpiece, the end face milling of the workpiece is also finished. In practical application, the feeding amount for providing processing to the workpiece can be realized by moving the fixed workpiece worktable.
Therefore, the first blade 2 is arranged at one end of the cutter handle 1, the first cutter mounting seat 3 is arranged in the middle of the cutter handle 1, the second blade 4 and the third blade 5 are fixed on one end face, close to the first blade 2, of the first cutter mounting seat 3, the second blade 4 is fixed on the outer side of the first cutter mounting seat 3, the third blade 5 is fixed on the inner side of the first cutter mounting seat 3, the milling cutter is installed on machining equipment to machine a workpiece, the process processing treatment of milling the inner wall face of the through hole, milling the end face and milling the chamfer can be sequentially realized on the workpiece by one milling cutter, the milling of the inner wall face of the through hole, the milling of the end face and the milling of the chamfer can be continuously carried out, multiple tool changing is not needed, and the machining efficiency is improved.
In the above, when the depth of the through hole is greater than the distance between the second blade 4 and the first blade 2, the milling of the inner wall surface of the through hole, the milling of the end surface, and the milling of the chamfer can be performed twice, that is, after the inner wall surface of the through hole, the milling of the end surface, and the milling of the chamfer on one side of the workpiece are sequentially processed, the workpiece is turned over, and the milling of the inner wall surface of the through hole, the milling of the end surface, and the milling of the chamfer on the other side of the workpiece are performed.
In a preferred embodiment, the distance between the first tool mounting seat 3 and the first blade 2 is greater than or equal to the depth of a through hole required to be machined, so that when the inner wall surface of the through hole is milled, the milling of the inner wall surface of the through hole can be completed at one time.
In a preferred embodiment, a second tool mounting seat 6 is arranged between the first tool mounting seat 3 and the first blade 2, a fourth blade 7 and a fifth blade 8 are fixed on one end face, close to the first tool mounting seat 3, of the second tool mounting seat 6, and the distance between the fourth blade 7 and the axis of the tool holder is greater than the distance between the fifth blade and the axis of the tool holder. Specifically, a fourth blade 7 and a fifth blade 8 are installed on one side, facing the first tool mounting seat 3, of the second tool mounting seat 6, the fourth blade 7 and the second blade 4 are the same and are respectively used for milling two end faces of the workpiece, and the fifth blade 8 and the third blade 5 are the same and are respectively used for chamfering two ends of the through hole.
In the above, due to the arrangement of the second tool mounting seat 6 and the fourth and fifth blades 7 and 8 mounted on the second tool mounting seat 6, wherein the distance between the second tool mounting seat 6 and the first blade 2 is greater than or equal to the depth of the through hole required for machining, and the distance between the end surfaces of the first tool mounting seat 3 and the second tool mounting seat 6 for mounting the tool is greater than or equal to the depth of the through hole required for machining, the workpiece does not need to be turned over when being machined.
In the milling cutter, when the distance between the end faces of the first cutter mounting seat 3 and the second cutter mounting seat 6 for mounting the cutters is greater than the depth of a through hole required by machining, the first blade 2 is firstly adopted for milling the inner wall face of the through hole in the process of machining a workpiece, then the fourth blade 7 and the fifth blade 8 are adopted for milling one end face of the workpiece and chamfering one end of the through hole respectively, and finally the second blade 4 and the third blade 5 are adopted for milling the other end face of the workpiece and chamfering one end of the through hole respectively, so that the workpieces do not need to be turned over, the milling at two ends of the workpieces and the chamfering at two ends of the through hole can be realized, and the processes are reduced. When the distance between the end faces of the first cutter mounting seat 3 and the second cutter mounting seat 6 for mounting the cutters is equal to the depth of a through hole required by machining, the first blade 2 is firstly adopted to mill the inner wall face of the through hole in the process of machining the workpiece, then the second blade 4 and the fourth blade 7 are respectively and simultaneously used to mill two end faces of the workpiece, and finally the third blade 5 and the fifth blade 8 are respectively and simultaneously used to chamfer two ends of the through hole, so that the process steps are further reduced. In the above, through the setting of milling cutter for the manufacturing procedure reduces, and then has reduced the location needs to the work piece, can reduce the error of location, improves the precision of processing.
Referring to fig. 3, in a preferred embodiment, the second blade 4, the third blade 5, the fourth blade 7 and the fifth blade 8 are one, and the second blade 4 and the fourth blade 7, and the third blade 5 and the fifth blade 8 are distributed along the axial direction of the tool holder 1 at an angle of 180 °. Because the fourth blade 7 is the same as the second blade 4, and the fifth blade 8 is the same as the third blade 5, after the second blade 4, the third blade 5, the fourth blade 7 and the fifth blade 8 are installed, the center of gravity of the whole milling cutter is closer to the axis of the cutter handle 1, and the stress is more balanced during processing.
In a preferred embodiment of the present application, the second blade 4 and the third blade 5 are disposed on a straight line of the center of the same hilt 1 of the first tool mounting base 3, and the fourth blade 7 and the fifth blade 8 are disposed on a straight line of the center of the same hilt 1 of the second tool mounting base 6.
Referring to fig. 1 and 2, in a preferred embodiment, the number of the second blades 4, the third blades 5, the fourth blades 7 and the fifth blades 8 is two or more, and the second blades 4, the third blades 5, the fourth blades 7 and the fifth blades 8 are distributed in an axial array along the axial direction of the tool holder 1, so that the center of gravity of the whole milling cutter is closer to the axial center of the tool holder 1, and the stress is more balanced during machining.
Referring to fig. 1, 2 and 3, in a preferred embodiment, the number of the first blades 2 is two or more, the two or more first blades 2 are distributed in an axial array along the axial direction of the tool shank 1, and in practical applications, the number of the first blades 2 may also be one.
In the above, the tool holder 1, the first tool mounting seat 3 and the second tool mounting seat 6 are provided with grooves for mounting the first blade 2, the second blade 4, the third blade 5, the fourth blade 7 and the fifth blade 8 at corresponding positions, and the first blade 2, the second blade 4, the third blade 5, the fourth blade 7 and the fifth blade 8 are fixed at corresponding positions by screws.
According to the utility model, the first cutter mounting seat 3 and the second cutter mounting seat 6 are arranged in the middle of the cutter handle 1, the first blade 2 is fixed at one end of the cutter handle 1, the second blade 4 and the third blade 5 are fixed on the first cutter mounting seat 3, and the fourth blade 7 and the fifth blade 8 are fixed on the second cutter mounting seat 6, so that when a workpiece is machined, a milling cutter can be adopted, the process processing of milling the inner wall surface of the through hole, milling the end surface and milling the chamfer can be sequentially realized on the workpiece, the milling of the inner wall surface of the through hole, milling the end surface and milling the chamfer can be continuously carried out, multiple tool changing is not needed, the machining efficiency is improved, the machining procedures are also reduced, the positioning requirement on the workpiece is further reduced, the positioning error can be reduced, and the machining precision is improved.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; may be mechanically connected, may be electrically connected or may be in communication with each other; either directly or indirectly through intervening media, either internally or in any other suitable relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It should be understood that the technical solutions and the inventive concepts according to the present invention may be equally replaced or changed by those skilled in the art, and all such changes or substitutions should fall within the protection scope of the present invention.
Claims (7)
1. The utility model provides a multi-functional compound milling cutter, includes the handle of a knife, and the one end surface mounting of handle of a knife has first blade, its characterized in that, the handle of a knife middle part is equipped with first cutter mount pad, first cutter mount pad is fixed with second blade and third blade on being close to a terminal surface of first blade, and the distance between the axis of second blade and handle of a knife is greater than the distance between the axis of third blade and handle of a knife.
2. The multi-functional compound milling cutter according to claim 1, wherein the first tool mount is spaced apart from the first insert by a distance greater than or equal to a depth of a through-hole required for machining.
3. The multi-functional compound milling cutter according to claim 2, wherein a second tool mounting seat is provided between the first tool mounting seat and the first insert, the distance between the second tool mounting seat and the first insert is greater than or equal to the depth of the through hole required for machining, the distance between the end faces of the first tool mounting seat and the second tool mounting seat for mounting the tool is greater than or equal to the depth of the through hole required for machining, a fourth insert and a fifth insert are fixed to one end face of the second tool mounting seat close to the first tool mounting seat, and the distance between the fourth insert and the axis of the tool holder is greater than the distance between the fifth insert and the axis of the tool holder.
4. The multi-functional compound milling cutter according to claim 3, wherein the number of the second, third, fourth and fifth inserts is one, and the second and fourth, third and fifth inserts are arranged along the axial direction of the shank at an angle of 180 °.
5. The multi-functional compound milling cutter according to claim 4, wherein the second and third inserts are provided on a straight line of the same center of the throw-away holder of the first tool mounting seat, and the fourth and fifth inserts are provided on a straight line of the same center of the throw-away holder of the second tool mounting seat.
6. The multi-functional compound milling cutter according to claim 3, wherein the number of the second, third, fourth and fifth inserts is two or more, and the second, third, fourth and fifth inserts are distributed in an axial array along the axial direction of the holder.
7. The multi-functional compound milling cutter according to claim 1, wherein the number of the first inserts is two or more, and the two or more first inserts are axially arranged along the shank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122091291.8U CN216028317U (en) | 2021-08-31 | 2021-08-31 | Multifunctional composite milling cutter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122091291.8U CN216028317U (en) | 2021-08-31 | 2021-08-31 | Multifunctional composite milling cutter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216028317U true CN216028317U (en) | 2022-03-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122091291.8U Active CN216028317U (en) | 2021-08-31 | 2021-08-31 | Multifunctional composite milling cutter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216028317U (en) |
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2021
- 2021-08-31 CN CN202122091291.8U patent/CN216028317U/en active Active
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