CN109708880A - A kind of yawing speed reducer testing stand static load fatigue test device - Google Patents
A kind of yawing speed reducer testing stand static load fatigue test device Download PDFInfo
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- CN109708880A CN109708880A CN201910079898.9A CN201910079898A CN109708880A CN 109708880 A CN109708880 A CN 109708880A CN 201910079898 A CN201910079898 A CN 201910079898A CN 109708880 A CN109708880 A CN 109708880A
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- 239000003638 chemical reducing agent Substances 0.000 title claims abstract description 89
- 238000012360 testing method Methods 0.000 title claims abstract description 36
- 230000003068 static effect Effects 0.000 title claims abstract description 17
- 238000009661 fatigue test Methods 0.000 title claims abstract description 16
- 238000000034 method Methods 0.000 claims description 6
- 238000007405 data analysis Methods 0.000 claims description 3
- 239000002828 fuel tank Substances 0.000 claims description 3
- 239000007787 solid Substances 0.000 claims 1
- 238000005259 measurement Methods 0.000 description 3
- 238000001514 detection method Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The present invention provides a kind of yawing speed reducer testing stand static load fatigue test device, it include: test-bed, torque and speed sensors, sensing system, second planetary reducer, servo motor and fixed tooth, wherein, it is provided with fixed tooth on the test-bed, engages the fixed tooth with the output gear of tested yawing speed reducer；The servo motor is connect with second planetary reducer, and the torque and speed sensors are provided on the second planetary reducer, and the second planetary reducer is connect with tested yawing speed reducer；When test, by sensing system setting on tested yawing speed reducer, for measuring the operation data of tested yawing speed reducer.The present invention is able to verify that the ability of the given yaw load of yawing speed reducer transmitting, and the service life of yawing speed reducer is estimated according to periodicity, can simulate the failure mode of yawing speed reducer.
Description
Technical field
The invention belongs to yawing speed reducer inspection technology fields, and in particular to a kind of yawing speed reducer testing stand static load fatigue
Experimental rig.
Background technique
Ability and the service life that load is transmitted when yawing speed reducer operates under blower environment are critically important, and yawing speed reducer
During operation it is possible that various failure modes.In view of these factors, in order to preferably be tested before factory
Demonstrate,prove the ability of the transmitting yaw load of yawing speed reducer, the master that the service life and understanding for estimating yawing speed reducer may occur
Fail components and failure mode, how to provide a kind of new yawing speed reducer testing stand static load fatigue test device, becomes
The problem of those skilled in the art's urgent need to resolve.
Summary of the invention
In view of the deficiencies of the prior art, the present invention provides a kind of yawing speed reducer testing stand static load fatigue test device, energy
The ability of the enough yawing speed reducer transmitting load for preferably examining factory and service life, understanding yawing speed reducer can in fan operation
The main failure forms that can occur.
To solve the above problems, the technical solution adopted by the present invention are as follows:
A kind of yawing speed reducer testing stand static load fatigue test device, comprising: test-bed, torque and speed sensors, sensor
System, second planetary reducer, servo motor and fixed tooth, wherein
It is provided with fixed tooth on the test-bed, engages the fixed tooth with the output gear of tested yawing speed reducer；
The servo motor is connect with second planetary reducer, and the rotational speed and torque is provided on the second planetary reducer and is passed
Sensor, the second planetary reducer are connect with tested yawing speed reducer；
When test, by sensing system setting on tested yawing speed reducer, for measuring the fortune of tested yawing speed reducer
Row data.
Further, the sensing system includes: vibrating sensor, oil temperature sensor, table temperature sensor and noise sensing
Device, wherein
The vibrating sensor and the table temperature sensor are adsorbed on the shell of tested sensor,
The oil temperature sensor is inserted into the fuel tank of tested sensor.
Further, further includes: PLC, the PLC are connect with the torque and speed sensors and sensing system respectively, are used
It records and analyzes in computer in reaching the data measured.
Further, the second planetary reducer and tested yawing speed reducer use switching axis connection.
Further, it is provided with fixed tooth on the test-bed, makes the output of the fixed tooth and tested yawing speed reducer
Gear engagement.
Further, the servo motor is brushless servo motor, for providing the constant-torque of positive and negative rotation load.
A method of static load fatigue test, feature are carried out using yawing speed reducer testing stand static load fatigue test device
It is, comprising:
Yawing speed reducer is fixed on the experimental rig, the fixed tooth and the output gear of tested yawing speed reducer are nibbled
It closes；
Start brushless servo motor CYCLIC LOADING under given load, the vibration speed of the yawing speed reducer is recorded using sensor
Degree, torque, revolving speed, oil temperature, table temperature, noise；
Yawing speed reducer reaches the number of set CYCLIC LOADING, and period does not occur timeliness form and is then considered as success of the test；If
Yawing speed reducer fails during testing, loaded cycle number, failure components and failure mode when record fails
And its operation data is analyzed；If yawing speed reducer tests successfully, restore test again, until failing, is yawing
Retarder records loaded cycle number, failure components and failure mode at this time after there is failure and carries out to its operation data
Analysis carries out service life verifying.
The beneficial effects of the present invention are:
It is able to verify that the ability of the given yaw load of yawing speed reducer transmitting, the service life of yawing speed reducer is estimated according to periodicity,
The failure mode of yawing speed reducer can be simulated.
Detailed description of the invention
Fig. 1 is yawing speed reducer testing stand static load fatigue test apparatus structure schematic diagram of the present invention.
Wherein, test bracket 1, tested retarder 2, torque and speed sensors 3, second planetary reducer 4, brushless servo electricity
Machine 5, connecting flange 6, fixed tooth 8.
Specific embodiment
In order to make those skilled in the art more fully understand technical solution of the present invention, combined with specific embodiments below to this
Invention is described in further detail.It note that the embodiments described below is exemplary, for explaining only the invention, and
It is not considered as limiting the invention.Particular technique or condition are not specified in embodiment, according to the literature in the art institute
The technology or conditions of description are carried out according to product description.Reagents or instruments used without specified manufacturer, being can
With conventional products that are commercially available.
According to an aspect of the present invention, the present invention provides a kind of yawing speed reducer testing stand static load fatigue test dresses
It sets, Fig. 1 is yawing speed reducer testing stand static load fatigue test apparatus structure schematic diagram of the present invention, as shown in Figure 1, comprising: test
Rack, torque and speed sensors, sensing system, second planetary reducer, servo motor and fixed tooth, wherein the test
It is provided with fixed tooth on rack, engages the fixed tooth with the output gear of tested yawing speed reducer；The servo motor with
Second planetary reducer connects, and is provided with the torque and speed sensors, the secondary planet on the second planetary reducer
Retarder is connect with tested yawing speed reducer；When test, by sensing system setting on tested yawing speed reducer, it is used for
Measure the operation data of tested yawing speed reducer.
According to a particular embodiment of the invention, the sensing system includes: vibrating sensor, oil temperature sensor, table temperature
Sensor and noise transducer, wherein the vibrating sensor and the table temperature sensor are adsorbed in the shell of tested sensor
On, the oil temperature sensor is inserted into the fuel tank of tested sensor.Specifically, Specifeca tion speeification recorded in test process
Include: vibration velocity: measurement vibration B location in Fig. 1 by sensor arrangement carries out real-time vibration detection, sensor can be true
Determine the root-mean-square value of vibration velocity (mm/s).Torque and revolving speed: torque rotary speed sensor is arranged in location of C in Fig. 1, carries out real-time
Torque rotary speed detection, sensor can determine the output torque and revolving speed of motor.Oil temperature: oil temperature passes through temperature sensor measurement machine
Internal oil temperature, measuring point location A as shown in figure 1, and temperature is recorded in real time；Table temperature: table temperature passes through temperature sensor measurement body high speed
Location A in grade table temperature, measuring point such as Fig. 1, and temperature is recorded in real time.Noise: since ambient noise interference is excessive, using hand-held
Noise Acquisition device fixed point location measures noise.
According to a particular embodiment of the invention, the servo motor is brushless servo motor, for providing positive and negative rotation load
Constant-torque.Brushless servo motor carries out CYCLIC LOADING at specified load X, and driving motor rotating forward is loaded onto load X, immediately
It inverts again and is loaded onto load X, be equivalent to a CYCLIC LOADING at this time.In test, it will at load X CYCLIC LOADING it is thousands of time or
Person tens of thousands of times.The characteristics of brushless servo motor: can be under servo motor torque mode with the frequent positive and negative rotation load of constant-torque.
The work characteristics of brushless servo motor can satisfy this test method.
According to a particular embodiment of the invention, the invention also includes: PLC, the PLC respectively with the rotational speed and torque sense
Device is connected with sensing system, is recorded and is analyzed in computer for reaching the data measured.
According to a particular embodiment of the invention, the second planetary reducer is connected with tested yawing speed reducer using Coupling Shaft
It connects.
According to a particular embodiment of the invention, it is provided with fixed tooth on the test-bed, makes the fixed tooth and be tested
The output gear of yawing speed reducer engages.
According to another aspect of the present invention, the static load fatigue test of yawing speed reducer testing stand is utilized the present invention provides a kind of
The method of device progress static load fatigue test, comprising:
Yawing speed reducer is fixed on the experimental rig, the fixed tooth and the output gear of tested yawing speed reducer are nibbled
It closes；
Start brushless servo motor CYCLIC LOADING under given load, the vibration speed of the yawing speed reducer is recorded using sensor
Degree, torque, revolving speed, oil temperature, table temperature, noise；
Yawing speed reducer reaches the number of set CYCLIC LOADING, and period does not occur timeliness form and is then considered as success of the test；If
Yawing speed reducer fails during testing, loaded cycle number, failure components and failure mode when record fails
And its operation data is analyzed；If yawing speed reducer tests successfully, restore test again, until failing, is yawing
Retarder records loaded cycle number, failure components and failure mode at this time after there is failure and carries out to its operation data
Analysis carries out service life verifying.
According to a particular embodiment of the invention, tested retarder is arranged on test-bed, is fixed on by connecting flange
Test-bed, fixed tooth are fixed on test-bed, so that tested retarder is meshed with fixed tooth, are driven by brushless servo motor
Device controls brushless servo motor, to realize to the CYCLIC LOADING of tested retarder, passes through torque rotary speed sensor during test
Detect motor output torque and revolving speed.
According to a particular embodiment of the invention, experimental condition of the invention are as follows: yawing speed reducer output pinion is fixed,
It is loaded in yawing speed reducer input terminal
Yawing speed reducer testing stand static load fatigue test device of the invention in summary, can preferably examine the yaw of factory
Retarder transmits ability and the service life of load, understands the dominant failure shape that yawing speed reducer may occur in fan operation
Formula.
In the description of the present invention, it is to be understood that, term " first ", " second " are used for description purposes only, and cannot
It is interpreted as indication or suggestion relative importance or implicitly indicates the quantity of indicated technical characteristic.Define as a result, " the
One ", the feature of " second " can explicitly or implicitly include one or more of the features.
In the present invention unless specifically defined or limited otherwise, term " installation ", " connected ", " connection ", " fixation " etc.
Term shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral；It can be mechanical connect
It connects, is also possible to be electrically connected；It can be directly connected, can also can be in two elements indirectly connected through an intermediary
The interaction relationship of the connection in portion or two elements.It for the ordinary skill in the art, can be according to specific feelings
Condition understands the concrete meaning of above-mentioned term in the present invention.
In the present invention unless specifically defined or limited otherwise, fisrt feature in the second feature " on " or " down " can be with
It is that the first and second features directly contact or the first and second features pass through intermediary mediate contact.Moreover, fisrt feature exists
Second feature " on ", " top " and " above " but fisrt feature be directly above or diagonally above the second feature, or be merely representative of
First feature horizontal height is higher than second feature.Fisrt feature can be under the second feature " below ", " below " and " below "
One feature is directly under or diagonally below the second feature, or is merely representative of first feature horizontal height less than second feature.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or spy described in conjunction with this embodiment or example
Point is included at least one embodiment or example of the invention.In the present specification, schematic expression of the above terms are not
It must be directed to identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be any
It can be combined in any suitable manner in a or multiple embodiment or examples.In addition, without conflicting with each other, the skill of this field
Art personnel can tie the feature of different embodiments or examples described in this specification and different embodiments or examples
It closes and combines.
Although the embodiments of the present invention has been shown and described above, it is to be understood that above-described embodiment is example
Property, it is not considered as limiting the invention, those skilled in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, modifies, replacement and variant, at the same time, for those skilled in the art, the think of according to the application
Think, there will be changes in the specific implementation manner and application range.
Claims (7)
1. a kind of yawing speed reducer testing stand static load fatigue test device characterized by comprising test-bed, rotational speed and torque
Sensor, sensing system, second planetary reducer, servo motor and fixed tooth, wherein
It is provided with fixed tooth on the test-bed, engages the fixed tooth with the output gear of tested yawing speed reducer；
The servo motor is connect with second planetary reducer, and the rotational speed and torque is provided on the second planetary reducer and is passed
Sensor, the second planetary reducer are connect with tested yawing speed reducer；
When test, by sensing system setting on tested yawing speed reducer, for measuring the fortune of tested yawing speed reducer
Row data.
2. the apparatus according to claim 1, which is characterized in that the sensing system includes: vibrating sensor, and oil temperature passes
Sensor, table temperature sensor and noise transducer, wherein
The vibrating sensor and the table temperature sensor are adsorbed on the shell of tested sensor,
The oil temperature sensor is inserted into the fuel tank of tested sensor.
3. device according to claim 1 or 2, which is characterized in that further include: PLC, the PLC respectively with the revolving speed
Torque sensor is connected with sensing system, is recorded and is analyzed in computer for reaching the data measured.
4. the apparatus according to claim 1, which is characterized in that the second planetary reducer makes with tested yawing speed reducer
With switching axis connection.
5. the apparatus according to claim 1, which is characterized in that be provided with fixed tooth on the test-bed, make described solid
Fixed tooth is engaged with the output gear of tested yawing speed reducer.
6. the apparatus according to claim 1, which is characterized in that the servo motor is brushless servo motor, for providing
The constant-torque of positive and negative rotation load.
7. a kind of method for carrying out static load fatigue test using the described in any item devices of claim 1 ~ 6, which is characterized in that packet
It includes:
Yawing speed reducer is fixed on the experimental rig, the fixed tooth and the output gear of tested yawing speed reducer are nibbled
It closes；
Start brushless servo motor CYCLIC LOADING under given load, the vibration speed of the yawing speed reducer is recorded using sensor
Degree, torque, revolving speed, oil temperature, table temperature, noise；
Yawing speed reducer reaches the number of set CYCLIC LOADING, and period does not occur timeliness form and is then considered as success of the test；If
Yawing speed reducer fails during testing, loaded cycle number, failure components and failure mode when record fails
And its operation data is analyzed；If yawing speed reducer tests successfully, restore test again, until failing, is yawing
Retarder records loaded cycle number, failure components and failure mode at this time after there is failure and carries out to its operation data
Analysis carries out service life verifying.
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| CN201910079898.9A CN109708880A (en) | 2019-01-28 | 2019-01-28 | A kind of yawing speed reducer testing stand static load fatigue test device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110567711A (en) * | 2019-08-27 | 2019-12-13 | 格特拉克（江西）传动***有限公司 | gear pulse load type fatigue life test method and device |
| CN114323607A (en) * | 2021-12-17 | 2022-04-12 | 山东豪迈机械科技股份有限公司 | Overspeed test device and method for aluminum alloy closed impeller |
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