CN215881334U - Rotation test device - Google Patents
Rotation test device Download PDFInfo
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- CN215881334U CN215881334U CN202121348584.3U CN202121348584U CN215881334U CN 215881334 U CN215881334 U CN 215881334U CN 202121348584 U CN202121348584 U CN 202121348584U CN 215881334 U CN215881334 U CN 215881334U
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- bearing
- blade
- shell
- blade clamping
- fastener
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Abstract
The utility model discloses a rotation test device which comprises a blade clamping shell, a first bearing, a second bearing, a steel wire retainer ring, a first positioning pin and a first fastener, wherein the first bearing is arranged on the blade clamping shell; the front end of the blade clamping shell is provided with a blade mounting hole; a blind hole is formed in one side, close to the front end, of the bottom end face of the blade clamping shell; one side of the bottom end surface of the blade clamping shell, which is close to the tail end, is provided with a threaded hole; the paddle simulation piece is arranged in the paddle mounting hole through a first bearing and a second bearing which are distributed at intervals front and back; the steel wire check ring is arranged on the end surface of the second bearing close to one side of the first bearing; the first positioning pin is arranged in the blind hole; the first fastener is installed in the threaded hole. The utility model has simple structure, easy production and manufacture, stable blade clamping and improves the accuracy of measured data.
Description
Technical Field
The utility model relates to the field of blade detection clamps, in particular to a rotation test device.
Background
The propeller is a key part in a power machine of a rotor plane, the quality of the propeller needs to be detected and checked, and the composite propeller is particularly important to clamp in the process of detecting the blades.
However, the existing clamping mode usually adopts a V-shaped iron device, so that the structure is complex, the clamping is unstable, and the precision deviation is caused to the measurement data of the blade.
Therefore, it is an urgent need to solve the problem of providing a rotation testing device with a simple structure.
SUMMERY OF THE UTILITY MODEL
In view of the above, the present invention provides a rotation testing apparatus to solve the above problems in the prior art.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a rotation test device comprises a blade clamping shell, a first bearing, a second bearing, a steel wire retainer ring, a first positioning pin and a first fastener;
the front end of the blade clamping shell is provided with a blade mounting hole; a blind hole is formed in one side, close to the front end, of the bottom end face of the blade clamping shell; one side, close to the tail end, of the bottom end surface of the blade clamping shell is provided with a threaded hole; the blade simulation piece is arranged in the blade mounting hole through the first bearing and the second bearing which are distributed at intervals in the front-back direction; the steel wire check ring is arranged on the end face of the second bearing close to one side of the first bearing; the first positioning pin is arranged in the blind hole; the first fastener is mounted within the threaded bore.
By adopting the technical scheme, the utility model has the beneficial effects that:
simple structure easily produces and makes, and the paddle clamping is firm, has improved the measured data accuracy.
Further, the blade clamping shell comprises an upper shell and a lower shell; the tail ends of the upper shell and the lower shell are connected through a second positioning pin and fastened together through a second fastener.
Further, the second fastener comprises a bolt and a first nut; the bolt vertically penetrates through the tail ends of the upper shell and the lower shell; the first nut is screwed and fastened at the extending end part of the bolt, and a first flat gasket is installed between the first nut and the bottom wall of the lower shell.
Adopt the beneficial effect that above-mentioned further technical scheme produced to do, can improve overall structure's steadiness.
Further, the first fastener comprises a stud, a second nut and a second flat washer; one end of the stud is coated with cementing agent, and is arranged in the threaded hole through a steel wire thread insert which is screwed and fastened in the threaded hole; the second nut is screwed and fastened at the other end of the stud; the second flat washer is mounted between the stud and the bottom wall of the lower housing.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a rotation testing apparatus according to the present invention;
fig. 2 is a schematic structural diagram of a blade simulator provided by the utility model.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-2, the embodiment of the utility model discloses a rotation test device, which comprises a blade clamping shell 1, a first bearing 2, a second bearing 3, a steel wire retainer ring 4, a first positioning pin 5 and a first fastener 6; the front end of the blade clamping shell 1 is provided with a blade mounting hole; a blind hole is formed in one side, close to the front end, of the bottom end surface of the blade clamping shell 1; one side of the bottom end surface of the blade clamping shell 1, which is close to the tail end, is provided with a threaded hole; the blade simulation piece 7 is arranged in the blade mounting hole through the first bearing 2 and the second bearing 3 which are distributed at intervals in the front and back; the steel wire retainer ring 4 is arranged on the end surface of the second bearing 3 close to one side of the first bearing 2; the first positioning pin 5 is arranged in the blind hole; the first fastening member 6 is mounted in the threaded hole. The utility model has simple structure, easy production and manufacture, stable blade clamping and improves the accuracy of measured data.
Specifically, the blade clamping shell 1 comprises an upper shell 11 and a lower shell 12; the tail ends of the upper shell 11 and the lower shell 12 are connected by a second positioning pin 8 and fastened together by a second fastener 9.
Specifically, the second fastener 9 includes a bolt 91 and a first nut 92; the bolt 91 vertically penetrates through the tail ends of the upper shell 11 and the lower shell 12; a first nut 92 is screw-fastened to the extended end of the bolt 91, and a first flat washer 93 is mounted between the first nut 92 and the bottom wall of the lower case 12.
Specifically, the first fastener 6 includes a stud 61, a second nut 62, and a second flat washer 63; one end of the stud 61 is coated with cementing agent and is arranged in the threaded hole through a steel wire thread sleeve 64 which is screwed and fastened in the threaded hole; a second nut 62 is screwed and fastened at the other end of the stud 61; a second flat washer 63 is mounted between the stud 61 and the bottom wall of the lower housing 12.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A rotation test device is characterized by comprising a blade clamping shell, a first bearing, a second bearing, a steel wire retainer ring, a first positioning pin and a first fastener;
the front end of the blade clamping shell is provided with a blade mounting hole; a blind hole is formed in one side, close to the front end, of the bottom end face of the blade clamping shell; one side, close to the tail end, of the bottom end surface of the blade clamping shell is provided with a threaded hole; the blade simulation piece is arranged in the blade mounting hole through the first bearing and the second bearing which are distributed at intervals in the front-back direction; the steel wire check ring is arranged on the end face of the second bearing close to one side of the first bearing; the first positioning pin is arranged in the blind hole; the first fastener is mounted within the threaded bore.
2. A rotation test device according to claim 1, wherein the blade holding housing comprises an upper housing and a lower housing; the tail ends of the upper shell and the lower shell are connected through a second positioning pin and fastened together through a second fastener.
3. A rotation testing device according to claim 2, wherein said second fastener comprises a bolt and a first nut; the bolt vertically penetrates through the tail ends of the upper shell and the lower shell; the first nut is screwed and fastened at the extending end part of the bolt, and a first flat gasket is installed between the first nut and the bottom wall of the lower shell.
4. A rotation testing device according to any one of claims 1-3, wherein said first fastener comprises a stud, a second nut and a second flat washer; one end of the stud is coated with cementing agent, and is arranged in the threaded hole through a steel wire thread insert which is screwed and fastened in the threaded hole; the second nut is screwed and fastened at the other end of the stud; the second flat washer is mounted between the stud and the bottom wall of the lower housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348584.3U CN215881334U (en) | 2021-06-17 | 2021-06-17 | Rotation test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121348584.3U CN215881334U (en) | 2021-06-17 | 2021-06-17 | Rotation test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215881334U true CN215881334U (en) | 2022-02-22 |
Family
ID=80346512
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121348584.3U Active CN215881334U (en) | 2021-06-17 | 2021-06-17 | Rotation test device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215881334U (en) |
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2021
- 2021-06-17 CN CN202121348584.3U patent/CN215881334U/en active Active
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