CN217071454U - Micro-shaft coaxiality adjusting structure - Google Patents
Micro-shaft coaxiality adjusting structure Download PDFInfo
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- CN217071454U CN217071454U CN202220001681.3U CN202220001681U CN217071454U CN 217071454 U CN217071454 U CN 217071454U CN 202220001681 U CN202220001681 U CN 202220001681U CN 217071454 U CN217071454 U CN 217071454U
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Abstract
The utility model aims at providing a miniature axle axiality adjustment structure. The utility model comprises an installation adjusting component, the installation adjusting component comprises a clamping shaft and a middle rotating shaft, one end of the clamping shaft is provided with a clamping jaw part for accommodating the miniature shaft, the other end of the clamping shaft is provided with an adjusting flange, an adjusting groove with the size larger than that of the adjusting flange is arranged on the end face of the middle rotating shaft, one end of the adjusting flange far away from the clamping claw part is attached to the bottom of the adjusting groove, threaded holes are arranged on four side walls of the adjusting groove, the directions of the threaded holes on the adjacent side walls are mutually vertical, the threaded holes penetrate through the outer surface of the middle rotating shaft, adjusting screws are arranged in the threaded holes of the two adjacent side walls, fixing screws and springs are arranged in the threaded holes of the two remaining side walls, and the adjusting screws and the springs are abutted to the side faces of the adjusting flanges. The utility model discloses be applied to the technical field of axiality adjustment.
Description
Technical Field
The utility model discloses be applied to the technical field of axiality adjustment, in particular to miniature axle axiality adjustment structure.
Background
In the prior art, the coaxiality of the testing shaft is generally adjusted by directly installing a tool, one end of the testing shaft is directly pushed by four screws, the dial indicator is used for detecting the coaxiality precision on the surface of the testing shaft, and the coaxiality of the miniature shaft is adjusted in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome prior art not enough, provide a miniature axle axiality adjustment structure.
The utility model adopts the technical proposal that: the utility model comprises an installation adjusting component, the installation adjusting component comprises a clamping shaft and a middle rotating shaft, one end of the clamping shaft is provided with a clamping jaw part for accommodating the miniature shaft, the other end of the clamping shaft is provided with an adjusting flange, an adjusting groove with the size larger than that of the adjusting flange is arranged on the end face of the middle rotating shaft, one end of the adjusting flange far away from the clamping claw part is attached to the bottom of the adjusting groove, threaded holes are arranged on four side walls of the adjusting groove, the directions of the threaded holes on the adjacent side walls are mutually vertical, the threaded holes penetrate through the outer surface of the middle rotating shaft, adjusting screws are arranged in the threaded holes of the two adjacent side walls, fixing screws and springs are arranged in the threaded holes of the two remaining side walls, and the adjusting screws and the springs are abutted to the side faces of the adjusting flanges.
It can be seen by above-mentioned scheme that the clamping jaw portion of pressing from both sides the tight axle is used for the little axle of clamping, the terminal surface of the adjustment flange of pressing from both sides the tight axle axial direction's of clamp motion has been restricted with the adjustment groove butt of mesoaxis, the adjustment flange can the adjustment of minizone on the adjustment groove bottom, the set screw is used for supporting the spring, the spring butt adjacent both sides face of adjustment flange, for example upside and right side, the adjustment screw butt the other both sides of adjustment flange, for example left side and downside, only need twist the axial position that the adjustment screw can change the tight axle of clamp when adjusting the axiality.
Preferably, the mounting and adjusting assembly further comprises a locking plate, the adjusting flange is located between the locking plate and the middle rotating shaft, a plurality of locking screws are arranged on the locking plate, and the locking screws are abutted to one end, close to the clamping jaw, of the adjusting flange.
According to the scheme, the locking plate is used for blocking the adjusting flange, the locking screws are used for pressing the adjusting flange, the locking screws are loosened when the coaxiality is adjusted, so that the clamping shaft can move, and the locking screws are screwed after the coaxiality is adjusted, so that the coaxiality is kept.
Preferably, the clamping jaw part is in a circular truncated cone shape, and the clamping jaw part comprises a plurality of clamping pieces distributed in an annular shape.
According to the scheme, the clamping jaw is convenient to clamp the miniature shaft.
Preferably, the installation and adjustment assembly further comprises a clamping nut, an external thread is arranged on a shaft body of the clamping shaft, the clamping nut is in threaded fit with the clamping shaft, and the clamping nut is provided with a conical contraction port.
According to the scheme, after the micro shaft is installed on the clamping jaw portion, the clamping nut is screwed on the clamping shaft, the clamping jaw portion is extruded by the conical shrinkage opening to fix the micro shaft, and the reliability of clamping is guaranteed.
One preferred scheme is that the micro-axis coaxiality adjusting structure further comprises an optical photographing positioning assembly, wherein the optical photographing positioning assembly comprises a camera and a light source, and a lens end of the camera is aligned to the clamping jaw portion.
According to the scheme, the camera is used for taking a phase of the miniature shaft, comparing the real-time position of the miniature shaft with the reference position on a computer in real time, and conveniently and accurately adjusting the coaxiality.
Preferably, the light source is an annular light source, and the light source is disposed between the camera and the jaw portion.
According to the scheme, the annular light source provides a good optical environment, so that the camera has better phase taking quality and more accurate coaxiality adjustment.
Preferably, one end of the middle rotating shaft, which is far away from the adjusting groove, is connected to a spindle of the motor.
According to the scheme, the coaxiality precision can be adjusted directly on the motor at the operation end, and the later-stage installation error is reduced.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the installation adjustment assembly;
FIG. 3 is an exploded view of the installation adjustment assembly;
FIG. 4 is a sectional view taken along line A-A of FIG. 2;
fig. 5 is a sectional view taken along line B-B in fig. 2.
Detailed Description
As shown in fig. 1 to 5, in this embodiment, the present invention includes a mounting adjustment assembly, the mounting adjustment assembly includes a clamping shaft 1 and a middle rotating shaft 2, one end of the clamping shaft 1 is provided with a clamping jaw 3 for accommodating a miniature shaft 15, the other end of the clamping shaft 1 is provided with an adjustment flange, an adjustment groove having a size larger than that of the adjustment flange is provided on the end surface of the middle rotating shaft 2, one end of the adjustment flange away from the clamping jaw 3 is attached to the bottom of the adjustment groove, four side walls of the adjustment groove are provided with threaded holes, wherein the side walls on the upper side and the right side are provided with three threaded holes, the side walls on the left side and the lower side are provided with a threaded hole, the directions of the threaded holes on the adjacent side walls are perpendicular to each other, the threaded holes penetrate through the outer surface of the middle rotating shaft 2, and adjustment screws 4 are provided in the threaded holes on the left side and the side walls, and the threaded holes on the side walls on the upper side and the right side are internally provided with fixing screws 5 and springs 6, and the adjusting screws 4 and the springs 6 are abutted against the side surfaces of the adjusting flanges.
In this embodiment, the installation and adjustment assembly further includes a locking plate 7, the adjustment flange is located between the locking plate 7 and the middle rotating shaft 2, two locking screws 8 are arranged on the locking plate 7, and the locking screws 8 are abutted to one end of the adjustment flange close to the clamping jaw portion 3.
In the present embodiment, the clamping jaw portion 3 is in a circular truncated cone shape, and the clamping jaw portion 3 includes four clamping pieces distributed in a ring shape.
In this embodiment, the installation and adjustment assembly further includes a clamping nut 9, an external thread is provided on the shaft body of the clamping shaft 1, the clamping nut 9 is in threaded fit with the clamping shaft 1, and the clamping nut 9 is provided with a tapered contraction port.
In this embodiment, the coaxial adjusting structure of the micro shaft 15 further includes an optical photographing positioning assembly, the optical photographing positioning assembly includes a camera 10 and a light source 11, and a lens end of the camera 10 faces the clamping claw portion 3.
In the present embodiment, the light source 11 is an annular light source, and the light source 11 is disposed between the camera 10 and the clamping jaw portion.
In this embodiment, one end of the middle rotating shaft 2 far away from the adjusting groove is connected to a main shaft of the motor 12.
In this embodiment, the motor 12 is mounted on a motor mounting bracket 13.
In this embodiment, the optical camera positioning assembly is mounted on a camera mounting bracket 14.
The utility model discloses an installation flow: firstly, the miniature shaft 15 is placed in the clamping jaw part of the clamping shaft 1, the miniature shaft 15 is clamped by the clamping nut 9, the adjusting flange of the clamping shaft 1 is placed in the adjusting groove of the middle rotating shaft 2, then the clamping shaft 1 and the middle rotating shaft 2 are locked together by the locking plate 7 for adjustment, finally, the installed part is locked on the main shaft of the motor 12, and the optical photographing positioning component is arranged on the other opposite side.
The utility model discloses a axiality adjustment flow: after all the components are installed, camera software is opened, the miniature shaft 15 is photographed and a reference circle is drawn, then the main shaft of the motor 12 is slowly rotated by hands to drive the miniature shaft 15 to rotate, after the miniature shaft 15 rotates 90 degrees, the coaxiality deviation between the image of the miniature shaft 15 and the reference circle is compared, the coaxiality between the miniature shaft 15 and the reference circle is adjusted through the adjusting screw 4, and the whole coaxiality between the miniature shaft 15 and the main shaft of the motor 12 is finally enabled to be within a preset range through continuous rotation and continuous adjustment.
Claims (7)
1. The utility model provides a micro-axis axiality adjusts structure which characterized in that: the clamping device comprises a mounting and adjusting assembly, wherein the mounting and adjusting assembly comprises a clamping shaft (1) and a middle rotating shaft (2), a clamping claw part (3) for accommodating a miniature shaft (15) is arranged at one end of the clamping shaft (1), an adjusting flange is arranged at the other end of the clamping shaft (1), an adjusting groove with the size larger than that of the adjusting flange is arranged on the end surface of the middle rotating shaft (2), one end, far away from the clamping claw part (3), of the adjusting flange is attached to the bottom of the adjusting groove, threaded holes are formed in four side walls of the adjusting groove, the directions of the threaded holes in two adjacent side walls are mutually perpendicular, and the threaded holes penetrate through the outer surface of the middle rotating shaft (2); adjusting screws (4) are arranged in the threaded holes of the two side walls, fixing screws (5) and springs (6) are arranged in the threaded holes of the rest two side walls, and the adjusting screws (4) and the springs (6) are abutted to the side faces of the adjusting flanges.
2. The micro-axis coaxiality adjusting structure according to claim 1, wherein: the installation and adjustment assembly further comprises a locking plate (7), the adjustment flange is located between the locking plate (7) and the middle rotating shaft (2), a plurality of locking screws (8) are arranged on the locking plate (7), and the locking screws (8) are abutted to one end, close to the clamping jaw part (3), of the adjustment flange.
3. The micro-axis coaxiality adjusting structure according to claim 2, wherein: the clamping jaw part (3) is in a circular truncated cone shape, and the clamping jaw part (3) comprises a plurality of clamping pieces which are distributed annularly.
4. A micro-axis coaxiality adjusting structure according to claim 3, wherein: the mounting and adjusting assembly further comprises a clamping nut (9), an external thread is arranged on the shaft body of the clamping shaft (1), the clamping nut (9) is in threaded fit with the clamping shaft (1), and the clamping nut (9) is provided with a conical contraction opening.
5. The micro-axis coaxiality adjusting structure according to claim 1, wherein: the micro-shaft coaxiality adjusting structure further comprises an optical photographing positioning assembly, the optical photographing positioning assembly comprises a camera (10) and a light source (11), and the lens end of the camera (10) is aligned to the clamping claw part (3).
6. The micro-axis coaxiality adjusting structure according to claim 5, wherein: the light source (11) is an annular light source, and the light source (11) is arranged between the camera (10) and the clamping claw part (3).
7. The micro-axis coaxiality adjusting structure according to claim 1, wherein: one end of the middle rotating shaft (2), which is far away from the adjusting groove, is connected to a main shaft of the motor (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220001681.3U CN217071454U (en) | 2022-01-04 | 2022-01-04 | Micro-shaft coaxiality adjusting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220001681.3U CN217071454U (en) | 2022-01-04 | 2022-01-04 | Micro-shaft coaxiality adjusting structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217071454U true CN217071454U (en) | 2022-07-29 |
Family
ID=82542145
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220001681.3U Active CN217071454U (en) | 2022-01-04 | 2022-01-04 | Micro-shaft coaxiality adjusting structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217071454U (en) |
-
2022
- 2022-01-04 CN CN202220001681.3U patent/CN217071454U/en active Active
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