CN210435798U - Circular flexible hinge for fast knife servo - Google Patents
Circular flexible hinge for fast knife servo Download PDFInfo
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- CN210435798U CN210435798U CN201921171203.1U CN201921171203U CN210435798U CN 210435798 U CN210435798 U CN 210435798U CN 201921171203 U CN201921171203 U CN 201921171203U CN 210435798 U CN210435798 U CN 210435798U
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Abstract
The utility model discloses a be used for servo circular flexible hinge of fast sword. The circular flexible hinge comprises a flexible hinge I, a flexible hinge II and a flexible hinge III which are sequentially fixed from left to right and have the same outer diameter; the flexible hinge I is of a T-shaped axisymmetric revolution body structure, the left side is a large-end disc, and the right side is a shaft lever; the flexible hinge II and the flexible hinge III have the same structure and are of circular ring structures, and the center of the flexible hinge II is provided with a center positioning hole; the flexible hinge II and the flexible hinge III sequentially penetrate through a shaft lever of the flexible hinge I, and a right-side thread section of the shaft lever is connected with a large nut; the three are evenly distributed with corresponding assembly positioning holes and screw holes along the circumferential outer edge for positioning and fixing. The circular flexible hinge adopts an axisymmetric structure to realize the characteristics of axial weak rigidity and radial all-directional rigidity which are the same, the performance of the fast cutter servo cutter is improved, the application range of the fast cutter servo cutter is expanded, and the fast cutter servo cutter has the capability of processing more various surface micro-features.
Description
Technical Field
The utility model belongs to the machining field, concretely relates to be used for servo circular flexible hinge of fast sword.
Background
In the fast cutter servo machining process, the flexible hinge mechanism used as the cutter rest has great influence on the position precision, frequency response and real-time performance of the cutter, and the rigidity of the flexible hinge in all directions has great influence on various machining types and the structure of the machining surface of the cutter. The conventional and traditional fast knife servo flexible hinge structure is generally a plane symmetrical structure, the rigidity of the structure is always shown to be anisotropic, and the requirement cannot be met when some special surface micro-features are machined.
Disclosure of Invention
The utility model aims to solve the technical problem that a circular flexible hinge for fast sword is servo is provided.
The utility model discloses a be used for servo circular flexible hinge of fast sword, its characteristics are: the circular flexible hinge for the fast knife servo comprises a flexible hinge I, a flexible hinge II and a flexible hinge III which are sequentially fixed from left to right; the outer diameters of the flexible hinge I, the flexible hinge II and the flexible hinge III are the same;
the flexible hinge I is of a T-shaped axisymmetric revolution body structure, the left side is a large-end disc, and the right side is a shaft lever; the large-end disc of the flexible hinge I is divided into three annular areas, namely an outer annular area, a middle annular area and an inner annular area, the thicknesses of the outer annular area and the inner annular area are equal, and the thicknesses of the outer annular area and the inner annular area are larger than the thickness of the middle annular area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the right shaft lever is provided with a cylindrical section, and the right end of the cylindrical section is provided with a thread matched with the large nut;
the flexible hinge II and the flexible hinge III have the same structure and are of circular ring structures, the circular ring structures are divided into three annular areas, namely an outer ring area, a middle ring area and an inner ring area, which correspond to the large-end disc of the flexible hinge I, the thicknesses of the outer ring area and the inner ring area are equal, and the thicknesses of the outer ring area and the inner ring area are greater than the thickness of the middle ring area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the centers of the flexible hinge II and the flexible hinge III are provided with central positioning holes;
the central positioning holes of the flexible hinges II and III are in transition fit with the cylindrical section of the shaft lever of the flexible hinge I; the flexible hinge II and the flexible hinge III sequentially penetrate through a shaft lever of the flexible hinge I, and a right-side thread section of the shaft lever is connected with a large nut;
the outer rings of the flexible hinge I, the flexible hinge II and the flexible hinge III are uniformly distributed with corresponding assembling positioning holes and screw holes along the circumferential direction, the flexible hinge I, the flexible hinge II and the flexible hinge III are positioned through the assembling positioning holes, and the flexible hinge I, the flexible hinge II and the flexible hinge III are fixed through screwing screws and small nuts which are assembled with the screw holes.
And the outer rings of the flexible hinge I, the flexible hinge II and the flexible hinge III are uniformly distributed with corresponding assembling positioning holes and screw holes which are staggered along the circumferential direction.
The utility model discloses a be used for servo circular flexible hinge of fast sword has adopted the axial symmetry structure to realize the weak rigidity of axial, radial each the same characteristic of rigidity, has improved the servo cutter's of fast sword performance, has enlarged the application scope of the servo cutter of fast sword for the servo cutter of fast sword has had the ability of processing more multiple kind of surperficial microfeature.
Drawings
FIG. 1 is a front isometric view of a circular flexible hinge for fast knife servo of the present invention;
FIG. 2 is a back isometric view of the circular flexible hinge for fast knife servo of the present invention;
FIG. 3 is a front view of a flexible hinge I used in a circular flexible hinge for fast knife servo according to the present invention;
FIG. 4 is a cross-sectional view of a flexible hinge I used in a circular flexible hinge for fast knife servo according to the present invention;
FIG. 5 is a cross-sectional view of a flexible hinge II of the circular flexible hinge for fast tool servo of the present invention;
FIG. 6 is a front view of a flexible hinge II of the circular flexible hinge for fast knife servo of the present invention;
in the figure, 1, a flexible hinge I2, a flexible hinge II3, a flexible hinge III 4, a small nut 5, a large nut 6, a screw 7, an assembly positioning hole 8, a large end disc 9, a shaft rod 10, a central positioning hole 81, an outer ring 82, an intermediate ring 83 and an inner ring are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 to 6, the circular flexible hinge for fast knife servo of the present invention comprises a flexible hinge I1, a flexible hinge II2, and a flexible hinge III3 fixed in sequence from left to right; the outer diameters of flexible hinge I1, flexible hinge II2 and flexible hinge III3 are the same;
the flexible hinge I1 is a T-shaped axisymmetric revolving body structure, the left side is a large-end disc 8, and the right side is a shaft lever 9; the large end disk 8 of the flexible hinge I1 is divided into three annular areas, namely an outer annular area, a middle annular area and an inner annular area, the thicknesses of the outer annular area and the inner annular area are equal, and the thicknesses of the outer annular area and the inner annular area are far larger than the thickness of the middle annular area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the right shaft lever 9 is provided with a cylindrical section, and the right end of the cylindrical section is provided with a thread matched with the large nut 5;
the flexible hinge II2 and the flexible hinge III3 have the same structure and are of circular ring structures, the circular ring structures are divided into three annular areas, namely an outer annular area, a middle annular area and an inner annular area, which correspond to the large-end disc 8 of the flexible hinge I1, the thicknesses of the outer annular area and the inner annular area are equal, and the thicknesses of the outer annular area and the inner annular area are far larger than the thickness of the middle annular area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the centers of the flexible hinge II2 and the flexible hinge III3 are provided with a central positioning hole 10;
the central positioning holes 10 of the flexible hinges II2 and III3 are in transition fit with the cylindrical section of the shaft lever 9 of the flexible hinge I1; the flexible hinge II2 and the flexible hinge III3 sequentially penetrate through the shaft lever 9 of the flexible hinge I1, and the right thread section of the shaft lever 9 is connected with the large nut 5;
the outer rings of the flexible hinge I1, the flexible hinge II2 and the flexible hinge III3 are uniformly distributed with corresponding assembling positioning holes 7 and screw holes along the circumferential direction, the flexible hinge I1, the flexible hinge II2 and the flexible hinge III3 are positioned through the assembling positioning holes 7, and the flexible hinge I1, the flexible hinge II2 and the flexible hinge III3 are fixed through screwing screws 6 and small nuts 4 which are assembled with the screw holes.
The outer rings of the flexible hinge I1, the flexible hinge II2 and the flexible hinge III3 are uniformly distributed with corresponding staggered assembly positioning holes 7 and screw holes along the circumferential direction.
Claims (2)
1. A circular flexible hinge for fast sword servo, its characterized in that: the round flexible hinge for the fast knife servo comprises a flexible hinge I (1), a flexible hinge II (2) and a flexible hinge III (3) which are sequentially fixed from left to right; the outer diameters of the flexible hinge I (1), the flexible hinge II (2) and the flexible hinge III (3) are the same;
the flexible hinge I (1) is of a T-shaped axisymmetric revolving body structure, a large-end disc (8) is arranged on the left side, and a shaft lever (9) is arranged on the right side; the large-end disc (8) of the flexible hinge I (1) is divided into three annular areas, namely an outer annular area, a middle annular area and an inner annular area, the thicknesses of the outer annular area and the inner annular area are equal, and the thicknesses of the outer annular area and the inner annular area are larger than the thickness of the middle annular area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the right shaft lever (9) is provided with a cylindrical section, and the right end of the cylindrical section is provided with a thread matched with the large nut (5);
the flexible hinge II (2) and the flexible hinge III (3) have the same structure and are of circular ring structures, the circular ring structures are divided into three annular areas, namely an outer annular area, a middle annular area and an inner annular area, the three annular areas correspond to the large-end disc (8) of the flexible hinge I (1), the thicknesses of the outer annular area and the inner annular area are equal, and the thicknesses of the outer annular area and the inner annular area are larger than the thickness of the middle annular area; the middle ring is in transition with the inner ring and the outer ring through an oblique angle; the centers of the flexible hinge II (2) and the flexible hinge III (3) are provided with a central positioning hole (10);
the central positioning holes (10) of the flexible hinges II (2) and the flexible hinges III (3) are in transition fit with the cylindrical sections of the shaft levers (9) of the flexible hinges I (1); the flexible hinge II (2) and the flexible hinge III (3) sequentially penetrate through a shaft lever (9) of the flexible hinge I (1), and a right-side thread section of the shaft lever (9) is connected with the large nut (5);
the outer ring shape of flexible hinge I (1), flexible hinge II (2) and flexible hinge III (3) have corresponding assembly locating hole (7) and screw hole along circumference evenly distributed, flexible hinge I (1), flexible hinge II (2) and flexible hinge III (3) are fixed through assembly locating hole (7), flexible hinge I (1), flexible hinge II (2) and flexible hinge III (3) are fixed through screwing up screw (6) and little nut (4) of joining in marriage the dress with the screw hole.
2. The circular flexible hinge for fast knife servo of claim 1, wherein: and the outer rings of the flexible hinge I (1), the flexible hinge II (2) and the flexible hinge III (3) are uniformly distributed with corresponding assembling positioning holes (7) and screw holes which are staggered along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171203.1U CN210435798U (en) | 2019-07-24 | 2019-07-24 | Circular flexible hinge for fast knife servo |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921171203.1U CN210435798U (en) | 2019-07-24 | 2019-07-24 | Circular flexible hinge for fast knife servo |
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| Publication Number | Publication Date |
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| CN210435798U true CN210435798U (en) | 2020-05-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921171203.1U Active CN210435798U (en) | 2019-07-24 | 2019-07-24 | Circular flexible hinge for fast knife servo |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328549A (en) * | 2019-07-24 | 2019-10-15 | 中国工程物理研究院机械制造工艺研究所 | Circular flexible hinge for fast tool servo |
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2019
- 2019-07-24 CN CN201921171203.1U patent/CN210435798U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110328549A (en) * | 2019-07-24 | 2019-10-15 | 中国工程物理研究院机械制造工艺研究所 | Circular flexible hinge for fast tool servo |
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