CN218646589U - Speed reducer angle precision test equipment - Google Patents
Speed reducer angle precision test equipment Download PDFInfo
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- CN218646589U CN218646589U CN202223422327.7U CN202223422327U CN218646589U CN 218646589 U CN218646589 U CN 218646589U CN 202223422327 U CN202223422327 U CN 202223422327U CN 218646589 U CN218646589 U CN 218646589U
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- angle encoder
- speed reducer
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- motor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The utility model relates to a speed reducer angular accuracy testing device, a lathe bed is provided with a left supporting seat, a middle supporting seat and a right supporting seat, and a tested speed reducer is arranged in a speed reducer connecting flange arranged on the middle supporting seat; an output angle encoder and a motor are respectively installed on the left support seat and the right support seat, the motor is connected with the input angle encoder through a coupling, the input angle encoder is connected with a speed reducer connecting flange through an angle encoder connecting flange, and the output angle encoder is connected with a speed reducer to be tested through a speed reducer output flange, so that the motor, the input angle encoder, the speed reducer to be tested and the output angle encoder are coaxially installed; the precision of the output angle encoder is the same as that of the input angle encoder, and the output angle encoder and the input angle encoder are connected to the same digital display device; the input and output rotation angles of the tested speed reducer are detected by the input and output angle encoders through the input torque of the motor, and are displayed and compared on the digital display device, so that the angle transmission precision of the tested speed reducer is obtained. The device has the advantages of compact structure and high test accuracy.
Description
Technical Field
The utility model relates to a reduction gear angle accuracy test equipment.
Background
The speed reducer is widely applied to the field of industrial robots as a core component, and the transmission performance of the speed reducer directly influences the positioning precision and the working performance of the industrial robot. With the continuous development of the intelligent industrial production technology, the performance requirement on the speed reducer is higher, and the angular transmission error is taken as one of important performance indexes of the speed reducer, so that the positioning accuracy and the operation safety of the robot work are directly influenced.
Most of the speed reducer testing machines in the prior art are operated in a calculation mode of motor rotation angle data and speed reducer output angle encoder data, and the commercially available speed reducer testing machines have the following problems: because the rotation angle of the stepping motor, especially the motor with low precision has larger error, and the rotation angle of the motor is not equal to the input angle of the speed reducer because a gap exists between the motor and the coupler, the error of the testing mode is extremely large.
Disclosure of Invention
The utility model aims at providing a reduction gear angle precision test equipment that test accuracy is high to current problem.
The utility model aims at realizing the equipment for testing the angular precision of the speed reducer, which is characterized in that a left supporting seat, a middle supporting seat and a right supporting seat are arranged on a lathe bed, the middle supporting seat is provided with a speed reducer connecting flange, and the tested speed reducer is coaxially arranged in the speed reducer connecting flange through a speed reducer gear shaft; an output angle encoder and a motor are respectively installed on the left supporting seat and the right supporting seat, the motor is connected with the input angle encoder through a coupling, the input angle encoder is connected with a speed reducer connecting flange through an angle encoder connecting flange, and the output angle encoder is connected with a speed reducer to be tested through a speed reducer output flange, so that the motor, the input angle encoder, the speed reducer to be tested and the output angle encoder are coaxially installed; the precision of the output angle encoder is the same as that of the input angle encoder, and the output angle encoder and the input angle encoder are connected to the same digital display device through respective interfaces; the input angle encoder and the output angle encoder are used for detecting the input and output rotating angles of the detected speed reducer and displaying and comparing the input and output rotating angles on the digital display device through the input torque of the motor, so that the angle transmission precision of the detected speed reducer is obtained.
The utility model discloses, the motor adopts servo motor, through electric control unit to motor frequency conversion control.
The utility model discloses, adopt two angle encoders to input angle encoder, output angle encoder directly and be worth on being surveyed the reduction gear promptly, so the test accuracy greatly improves.
The following examples are provided to further illustrate the present invention in conjunction with the accompanying drawings.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present invention;
fig. 2 is a block diagram of the operating principle of the embodiment of fig. 1.
In the figure, 1, a lathe bed; 2. a left support seat; 3. an output angle encoder; 4. an output flange of the speed reducer; 5. a tested speed reducer; 6. a reducer gear shaft; 7. a middle support seat; 8. the reducer is connected with a flange; 9. the angle encoder is connected with a flange; 10. an input angle encoder; 11. a coupling; 12. a right support seat; 13. an electric motor.
Detailed Description
Referring to fig. 1 and 2, in the embodiment, the angular accuracy testing device for the speed reducer is characterized in that a left support seat 2, a middle support seat 7 and a right support seat 12 are arranged on a lathe bed 1, the middle support seat is provided with a speed reducer connecting flange 8, and a tested speed reducer 5 is coaxially arranged in the speed reducer connecting flange through a speed reducer gear shaft 6; the left support seat and the right support seat are respectively provided with an output angle encoder 3 and a motor 13, the motor is connected with an input angle encoder 10 through a coupling 11, the input angle encoder is connected with a speed reducer connecting flange through an angle encoder connecting flange 9, the output angle encoder is connected with a speed reducer to be tested through a speed reducer output flange 4, and the motor, the input angle encoder, the speed reducer to be tested and the output angle encoder are coaxially arranged; the precision of the output angle encoder is the same as that of the input angle encoder, and the output angle encoder and the input angle encoder are connected to the same digital display device through respective interfaces; the input angle encoder and the output angle encoder are used for detecting the input and output rotation angles of the reducer to be detected and displaying and comparing the rotation angles on the digital display device through the motor input torque, so as to obtain the angle transmission precision of the reducer to be detected; the motor adopts a servo motor and is subjected to variable frequency control through an electric control unit.
The utility model discloses, preferred adopts the VB language to compile data analysis software, directly utilizes theoretical quantity relation and actual measurement error between input angle, output angle and the velocity ratio of measuring the surveyed reduction gear, carries out contrastive analysis through the digital display to input angle encoder's input rotation angle and output angle encoder output rotation angle. On the aspect of reducing electrical errors, two identical high-precision angle encoders and a digital display device with two input interfaces are adopted, low-speed serial port transmission is abandoned, data are transmitted at high speed in an Ethernet mode, data transmission hysteresis is eliminated, and value taking precision is improved. The utility model discloses, adopt mechanical body unit, electrical control accuse unit, the integrated back of data analysis unit, can make things convenient for effectually to be tested reduction gear angle precision.
The utility model discloses, being surveyed the reduction gear installation back, opening test software and setting up corresponding parameter, click and begin, stop the sampling after sampling output angle reaches 360 degrees, test sampling time is 2-3 minutes. Compared with the conventional speed reducer testing machine on the market in a mode of sampling by moving and stopping, the speed reducer testing machine has higher efficiency and higher speed due to the adoption of continuous rotary sampling. On the detection result, a mode of combining full-automatic data analysis and imaging is adopted, and the operation difficulty is reduced. Taking the tested speed reducer with the model number of JLRV-110E as an example, the speed ratio is 1:161, the forward drive error value was measured to be 35.70 seconds and the reverse drive error value was measured to be 36.91 seconds.
Claims (2)
1. The utility model provides a reduction gear angle accuracy test equipment which characterized in that: a left supporting seat (2), a middle supporting seat (7) and a right supporting seat (12) are arranged on a lathe bed (1), the middle supporting seat is provided with a reducer connecting flange (8), and a detected reducer (5) is coaxially arranged in the reducer connecting flange through a reducer gear shaft (6);
an output angle encoder (3) and a motor (13) are respectively installed on the left supporting seat and the right supporting seat, the motor is connected with an input angle encoder (10) through a coupler (11), the input angle encoder is connected with a speed reducer connecting flange through an angle encoder connecting flange (9), the output angle encoder is connected with a speed reducer to be tested through a speed reducer output flange (4), and the motor, the input angle encoder, the speed reducer to be tested and the output angle encoder are coaxially installed;
the precision of the output angle encoder is the same as that of the input angle encoder, and the output angle encoder and the input angle encoder are connected to the same digital display device through respective interfaces; the input angle encoder and the output angle encoder are used for detecting the input and output rotating angles of the detected speed reducer and displaying and comparing the input and output rotating angles on the digital display device through the input torque of the motor, so that the angle transmission precision of the detected speed reducer is obtained.
2. The angular accuracy testing apparatus for a decelerator according to claim 1, wherein: the motor adopts a servo motor and is subjected to variable frequency control through an electric control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223422327.7U CN218646589U (en) | 2022-12-19 | 2022-12-19 | Speed reducer angle precision test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223422327.7U CN218646589U (en) | 2022-12-19 | 2022-12-19 | Speed reducer angle precision test equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218646589U true CN218646589U (en) | 2023-03-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223422327.7U Active CN218646589U (en) | 2022-12-19 | 2022-12-19 | Speed reducer angle precision test equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218646589U (en) |
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2022
- 2022-12-19 CN CN202223422327.7U patent/CN218646589U/en active Active
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