CN215767689U - Electric motor car wheel hub life-span accredited testing organization - Google Patents
Electric motor car wheel hub life-span accredited testing organization Download PDFInfo
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- CN215767689U CN215767689U CN202122378447.0U CN202122378447U CN215767689U CN 215767689 U CN215767689 U CN 215767689U CN 202122378447 U CN202122378447 U CN 202122378447U CN 215767689 U CN215767689 U CN 215767689U
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- rotating arm
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Abstract
The utility model provides a service life testing mechanism for a hub of an electric vehicle, which enables the whole hub to be convenient to assemble, is suitable for fast assembling hubs of different models, and ensures the convenience of testing. It includes: a base; a servo deceleration motor; mounting a supporting frame; one end of the base is provided with a servo speed reducing motor, an output shaft of the servo speed reducing motor is fixedly sleeved with a rotating arm, two guide grooves which are arranged about the center are arranged on the rotating arm along the length direction of the rotating arm, each guide groove is connected with the inner end of a corresponding screw rod, and the outer end of each screw rod is forward-convex; the mounting support frame is provided with a hub protruding shaft supporting groove, the bottom of the mounting support frame is supported on the dovetail groove sliding table, and the mounting support frame is far away from or close to the outer end of the screw rod and is movably arranged.
Description
Technical Field
The utility model relates to the technical field of electric vehicle testing, in particular to a service life testing mechanism for an electric vehicle hub.
Background
The motor of the small-sized car light alloy wheel hub of the electric car and the balance car needs to be subjected to radial load fatigue test, the speed reducer is directly connected onto the wheel hub through the output shaft and the connecting flange by the existing test tool, and the wheel hub needs to be manually assembled in a whole-course supporting mode, so that the labor intensity of workers is high. And the flange of every model only can correspond the wheel hub of a size, and then makes flange need constantly change just can adapt to the wheel hub test of different models for the convenience of test is not high.
Disclosure of Invention
Aiming at the problems, the utility model provides a service life testing mechanism for a hub of an electric vehicle, which enables the whole hub to be convenient to assemble, and the whole structure is suitable for the rapid assembly of hubs of different models, so that the convenience of testing is ensured.
The utility model provides an electric motor car wheel hub life-span accredited testing organization which characterized in that, it includes:
a base;
a servo deceleration motor;
mounting a supporting frame;
one end of the base is provided with a servo speed reducing motor, an output shaft of the servo speed reducing motor is fixedly sleeved with a rotating arm, two guide grooves which are arranged about the center are arranged on the rotating arm along the length direction of the rotating arm, each guide groove is connected with the inner end of a corresponding screw rod, and the outer end of each screw rod is forward-convex;
the mounting support frame is provided with a hub protruding shaft supporting groove, the bottom of the mounting support frame is supported on the dovetail groove sliding table, and the mounting support frame is far away from or close to the outer end of the screw rod and is movably arranged.
It is further characterized in that:
the screw rod is a high-strength screw rod, the inner end of the screw rod is connected to the guide groove through a double-nut structure, and the screw rod is movably arranged along the guide groove, so that the pair of screw rods can adapt to hubs with different diameters;
the servo speed reducing motor is supported on the upper surface of the fixed seat, so that the operation is convenient;
the servo speed reducing motor specifically comprises a servo motor and a speed reducer, wherein the output end of the servo motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly sleeved with a rotating arm;
the periphery of the rotating arm and the screw rod is covered with a tool protective cover;
the top of the tool protective cover is connected with a turnover cover plate through a hinge, and the turnover cover plate is opened to facilitate the observation and assembly of the inside;
the bottom of the mounting support frame is embedded in the dovetail groove sliding table, and an adjusting screw of the driving hand wheel is in threaded connection with the bottom of the mounting frame.
After the technical scheme is adopted, the convex shaft of the hub is embedded in the hub convex shaft supporting groove of the mounting supporting frame, then the mounting supporting frame advances towards the outer end of the screw rod along the dovetail groove sliding table, the two groups of screw rods are adjusted to proper positions along the guide groove according to the diameter of the hub, then the screw rod is in threaded connection with the corresponding connecting hole of the hub in a rotating mode, then the mounting supporting frame is far away from the hub, the servo speed reduction motor rotates to drive the rotating arm to rotate, further the hub is driven to rotate to a certain speed, the servo motor starts a torque mode and stops rotating, the built-in motor of the hub starts to rotate and drives the servo speed reduction motor to rotate, and the hub stops after working for a certain time; the test steps are repeated after a certain time interval, so that the whole hub is convenient to assemble, the whole structure is suitable for the quick assembly of hubs of different models, and the convenience of the test is ensured.
Drawings
FIG. 1 is a first perspective view of the present invention;
FIG. 2 is a perspective view of the present invention
FIG. 3 is a schematic front view of the present invention;
FIG. 4 is a schematic view of section A-A of FIG. 3;
the names corresponding to the sequence numbers in the figure are as follows:
the device comprises a base 10, a servo speed reducing motor 20, a servo motor 21, a speed reducer 22, an installation supporting frame 30, a hub protruding shaft supporting groove 31, a rotating arm 40, a guide groove 41, a screw 50, a dovetail groove sliding table 60, a double-nut structure 70, a fixed seat 80, a tooling protective cover 90, a hub 100, a hinge 110, a turnover cover plate 120, a driving hand wheel 130, a wheel 140, a handle structure 150 and a connecting frame 160.
Detailed Description
A wheel hub life testing mechanism of an electric vehicle is shown in figures 1-4 and comprises a base 10, a servo speed reducing motor 20 and a mounting support frame 30;
one end of the base 10 is provided with a servo deceleration motor 20, an output shaft of the servo deceleration motor 20 is fixedly sleeved with a rotating arm 40, two guide grooves 41 which are arranged relative to the center are arranged on the rotating arm 40 along the length direction of the rotating arm, each guide groove 41 is connected with the inner end of a corresponding screw 50, and the outer end of each screw 50 is forward-convex;
the mounting support frame 30 is provided with a hub protruding shaft supporting groove 31, the bottom of the mounting support frame 30 is supported on the dovetail groove sliding table 60, and the mounting support frame 30 is movably arranged far away from or close to the outer end of the screw 50.
In specific implementation, the screws 50 are high-strength screws, the inner ends of the screws 50 are connected to the guide grooves 41 through the double-nut structure 70, and the screws 50 are movably arranged along the guide grooves 41, so that the pair of screws 50 can adapt to hubs 100 with different diameters;
the servo speed reducing motor 20 is supported on the upper surface of the fixed seat 80, so that the operation is convenient;
the servo speed reducing motor 20 specifically comprises a servo motor 21 and a speed reducer 22, wherein the output end of the servo motor 21 is connected with the input end of the speed reducer 22, and the output end of the speed reducer 22 is fixedly sleeved with a rotating arm 40;
a tool protective cover 90 covers the periphery of the rotating arm 40 and the screw 50;
the top of the tool protective cover 90 is connected with a turnover cover plate 120 through a hinge 110, and the turnover cover plate 120 is opened to facilitate the observation and assembly of the inside;
the bottom of the mounting support frame 30 is embedded in the dovetail groove sliding table 60, and the adjusting screw of the driving hand wheel 130 is in threaded connection with the bottom of the mounting support frame 30.
In the embodiment, the tool protective cover 90 is supported at the corresponding position of the fixing base 80 through the connecting frame 160, the wheels 140 are disposed at four corners of the bottom of the base 10, and the handle structures 150 are disposed on the upper surfaces of two sides of the base 10.
The working principle is as follows: the convex shaft of the hub is embedded in a hub convex shaft supporting groove of the mounting supporting frame, then the mounting supporting frame advances towards the outer end of the screw rod along the dovetail groove sliding table, two groups of screw rods are adjusted to proper positions along the guide groove according to the diameter of the hub, then the screw rod is in threaded connection with a corresponding connecting hole of the hub in a rotating mode, then the mounting supporting frame is far away from the hub, the servo gear motor rotates to drive the rotating arm to rotate, further the hub is driven to rotate to a certain speed, the servo motor starts a torsion mode and stops autorotation, the motor arranged in the hub starts to rotate and drives the servo gear motor to rotate, and the operation is stopped after a certain time; the test steps are repeated after a certain time interval, so that the whole hub is convenient to assemble, the whole structure is suitable for the quick assembly of hubs of different models, and the convenience of the test is ensured.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides an electric motor car wheel hub life-span accredited testing organization which characterized in that, it includes:
a base;
a servo deceleration motor;
mounting a supporting frame;
one end of the base is provided with a servo speed reducing motor, an output shaft of the servo speed reducing motor is fixedly sleeved with a rotating arm, two guide grooves which are arranged about the center are arranged on the rotating arm along the length direction of the rotating arm, each guide groove is connected with the inner end of a corresponding screw rod, and the outer end of each screw rod is forward-convex;
the mounting support frame is provided with a hub protruding shaft supporting groove, the bottom of the mounting support frame is supported on the dovetail groove sliding table, and the mounting support frame is far away from or close to the outer end of the screw rod and is movably arranged.
2. The electric vehicle hub life testing mechanism of claim 1, characterized in that: the screw rod is specifically the high strength screw rod, the inner of screw rod through two nut structures connect in the guide way, the screw rod removes the setting along the guide way.
3. The electric vehicle hub life testing mechanism of claim 1, characterized in that: the servo speed reduction motor is supported on the upper surface of the fixed seat.
4. The electric vehicle hub life testing mechanism of claim 1, characterized in that: the servo speed reducing motor specifically comprises a servo motor and a speed reducer, wherein the output end of the servo motor is connected with the input end of the speed reducer, and the output end of the speed reducer is fixedly sleeved with a rotating arm.
5. The electric vehicle hub life testing mechanism of claim 4, characterized in that: the periphery cover of swinging boom and screw rod is equipped with the frock protection casing.
6. The electric vehicle hub life testing mechanism of claim 5, characterized in that: the top of the tool protective cover is connected with a turnover cover plate through a hinge.
7. The electric vehicle hub life testing mechanism of claim 1, characterized in that: the bottom of the mounting support frame is embedded in the dovetail groove sliding table, and an adjusting screw of the driving hand wheel is in threaded connection with the bottom of the mounting support frame.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378447.0U CN215767689U (en) | 2021-09-29 | 2021-09-29 | Electric motor car wheel hub life-span accredited testing organization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122378447.0U CN215767689U (en) | 2021-09-29 | 2021-09-29 | Electric motor car wheel hub life-span accredited testing organization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215767689U true CN215767689U (en) | 2022-02-08 |
Family
ID=80092179
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122378447.0U Active CN215767689U (en) | 2021-09-29 | 2021-09-29 | Electric motor car wheel hub life-span accredited testing organization |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215767689U (en) |
-
2021
- 2021-09-29 CN CN202122378447.0U patent/CN215767689U/en active Active
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