CN209570218U - It can carry out the speed reducer standard testing bed of predictive maintenance - Google Patents
It can carry out the speed reducer standard testing bed of predictive maintenance Download PDFInfo
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- CN209570218U CN209570218U CN201920603100.1U CN201920603100U CN209570218U CN 209570218 U CN209570218 U CN 209570218U CN 201920603100 U CN201920603100 U CN 201920603100U CN 209570218 U CN209570218 U CN 209570218U
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Abstract
The utility model discloses the speed reducer standard testing beds that can carry out predictive maintenance, industrial personal computer is connect with test experimental bed and monitor signal respectively, test experimental bed includes bottom plate, normal reach, test section, gear-box and data collector, normal reach and test section are arranged on bottom plate by axial symmetry of gear-box, normal reach and test section include driving motor, main shaft, torque sensor, encoder and speed reducer, driving motor is sequentially connected with through main shaft and speed reducer and gear-box, torque sensor is set on the main shaft of speed reducer two sides, encoder is set on the main shaft of speed reducer two sides, torque sensor and encoder are connect with data collector signal.The utility model can acquire the multinomial performance parameter of speed reducer simultaneously, establish fault diagnosis model and Life Prediction Model, specific aim maintenance is carried out to speed reducer, improve the service life of speed reducer, additionally it is possible to the accuracy for the sensor arranged on industrial robot shell is verified using the speed reducer data detected.
Description
Technical field
The utility model relates to speed reducer the field of test technology, and the speed reducer standard that can especially carry out predictive maintenance is surveyed
Try bed.
Background technique
Industrial robot is the important equipment in modern industry manufacture, is mainly used for crawl, places object, in automobile system
Make, weld, carrying, assembling and all kinds of machinings manufacture in be used widely.Wherein speed reducer is important transmission parts
One of, it researchs and develops high performance speed reducer and ensures that the safe and economic operation of speed reducer is the urgent need of existing market.
The Specifeca tion speeification of speed reducer includes: idle running, angular transmission error, machine driving precision, staring torque, torsion
Rigidity etc., the failure aging of speed reducer are also mainly showed by these types parameter.Once speed reducer, which breaks down, will lead to
The transmission accuracy of robot reduces even interrupting movement, causes extreme loss to production.For obtain speed reducer working condition and
The information such as remaining life need to acquire the state parameter of speed reducer operation, carry out data analysis by modes such as modelings.Existing skill
In art, in order to detect the service life of speed reducer in industrial robot, sensor can only be attached to mechanical arm shell and detected,
But the sensor due to being arranged on shell can not with the speed reducer of robot interior is practical contacts so that detection can not be determined
The accuracy of data.
Currently, speed reducer is disassembled to the equipment for coming out and detecting from industrial robot can obtain accurate performance number
According to, but it is merely able to the single performance parameter of measurement speed reducer, it repeatedly measures repeated disassembled and assembled and also results in large error, meanwhile, it passes
The speed reducer testboard of system is less for the research and realization of predictive maintenance technology, and continually dismounting speed reducer also can be to deceleration
Machine itself and the other component of industrial robot damage, therefore need to develop a set of deceleration for having predictive maintenance function
Apparatus test device.
Utility model content
The purpose of the utility model is to provide the speed reducer standard testing bed that one kind can carry out predictive maintenance, this dresses
The number such as vibration, sound emission, temperature, revolving speed, load, the voltage and current of speed reducer under operation can be acquired simultaneously by setting
According to establishing fault diagnosis model and Life Prediction Model, predict the operating status and remaining life of speed reducer, and then adopt
Targetedly treating method is taken, the working performance and service life of speed reducer are improved.The utility model can also utilize inspection simultaneously
Correction is adjusted to the sensor arranged on industrial robot shell in measured data.
In order to solve the above technical problems, the utility model adopts the following technical solutions:
The speed reducer standard testing bed of predictive maintenance, including test experimental bed, industrial personal computer and display can be carried out, it is described
Industrial personal computer is connect with test experimental bed signal, and the industrial personal computer is also connect with monitor signal, and the test experimental bed includes bottom
Plate, normal reach, test section, gear-box and data collector, the normal reach and test section are arranged in by axial symmetry of gear-box
On bottom plate, the normal reach and test section include driving motor, main shaft, two torque sensors, two encoders and deceleration
Machine, the driving motor are sequentially connected with through main shaft and speed reducer and gear-box, and described two torque sensors are respectively arranged on deceleration
On the main shaft of machine two sides, described two encoders are respectively arranged on the main shaft of speed reducer two sides, and are located at speed reducer and torque biography
Between sensor, the torque sensor and encoder are connect through data line with data collector.It arranges and compiles in speed reducer two sides
Code device, it is therefore an objective to obtain driving error using two sides decoders-Synchronous monitoring calculation, and then transmission accuracy calculate and really
It is fixed.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, data collector is connect with industrial personal computer signal.
It is collected by operation data of the data collector to speed reducer and passes to industrial personal computer.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, the speed reducer in normal reach is normal condition
Speed reducer, the speed reducer in test section are failure speed reducer.The speed reducer of normal condition provides normal operation data, be used to and
The operation data of failure speed reducer compares.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, normal reach and test section also include bearing
Seat, normal reach and test section are respectively provided with two bearing blocks, described two bearing blocks be respectively arranged on speed reducer and two encoders it
Between main shaft on.Bearing block is capable of providing a mounting platform, may be mounted at bearing for acquiring the sensor of other data
On seat.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, normal reach and test section also include vibration and pass
Sensor, the vibrating sensor are set on bearing block, and vibrating sensor is also connect with data collector signal.Vibrating sensor can
With monitoring vibration acceleration change, and then obtain the vibration severity of speed reducer.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, normal reach and test section also include sound emission
Sensor, the acoustic emission sensor are set on bearing block, and acoustic emission sensor is also connect with data collector signal.Sound emission
Sensor can perceive the stress wave that local defects generate inside speed reducer, can obtain the vibration that local generates inside speed reducer
Data.
In the aforementioned speed reducer standard testing bed for carrying out predictive maintenance, normal reach and test section also include temperature biography
Sensor, the temperature sensor are set on bearing block, and temperature sensor is also connect with data collector signal.Temperature sensor can
To obtain the temperature variation data of speed reducer at work.
Compared with prior art, the utility model have the beneficial effect that the utility model give one kind can carry out it is pre-
The speed reducer standard testing bed of the property surveyed maintenance, can acquire simultaneously speed reducer vibration under operation, sound emission, temperature,
The data such as revolving speed, load, voltage and current are compared by the operation data to normal speed reducer and failure speed reducer, are built
Vertical fault diagnosis model and Life Prediction Model, realize the prediction to speed reducer operating status and remaining life, and according to prediction
As a result specific aim maintenance is carried out to failure speed reducer, improves the service life of speed reducer.The utility model can also utilize test
The speed reducer data detected on platform carry out the accuracy for the sensor arranged on verifier people's shell.
Detailed description of the invention
Fig. 1 is the flow diagram of the utility model；
Fig. 2 is the structural schematic diagram of the utility model test experimental bed；
Fig. 3 is the structural schematic diagram of the utility model bearing block.
The meaning of appended drawing reference: 100- test experimental bed, 200- industrial personal computer, 300- display, 1- bottom plate, 2- normal reach,
3- test section, 4- gear-box, 5- data collector, 6- driving motor, 7- main shaft, 8- matrix sensor, 9- encoder, 10- subtract
Fast machine, 11- vibrating sensor, 12- acoustic emission sensor, 13- temperature sensor, 14- bearing block.
The utility model is further described with reference to the accompanying drawings and detailed description.
Specific embodiment
The embodiments of the present invention 1: as shown in Figure 1, the speed reducer standard testing bed of predictive maintenance can be carried out, including
Test experimental bed 100, industrial personal computer 200 and display 300, the industrial personal computer 200 is connect with 100 signal of test experimental bed, described
Industrial personal computer 200 is also connect with 300 signal of display, as shown in Fig. 2, the test experimental bed 100 include bottom plate 1, normal reach 2,
Test section 3, gear-box 4 and data collector 5, the normal reach 2 and test section 3 are that axial symmetry is arranged in bottom plate 1 with gear-box 4
On, the normal reach 2 and test section 3 include driving motor 6,7, two, the main shaft encoder 9 of torque sensor 8, two and subtract
Fast machine 10, the driving motor 6 are sequentially connected with through main shaft 7 and speed reducer 10 and gear-box 4, and described two torque sensors 8 wrap
Two are included, is respectively arranged on the main shaft 7 of 10 two sides of speed reducer；Described two encoders 8 include two, are respectively arranged on speed reducer 10
On the main shaft of two sides, and between speed reducer 10 and torque sensor 8；The torque sensor 8 and encoder 9 are and data
The connection of 5 signal of collector.Normal reach 2 and test section 3 design irrelevant variable when can guarantee test with gear-box 4 for axial symmetry
As unified as possible, obtained result is more acurrate.
Embodiment 2: in the speed reducer standard testing bed for carrying out predictive maintenance, data collector 5 and industrial personal computer
The connection of 200 signals.It is connected by data line or is carried out data transmission by being wirelessly connected specifically, can be.
Embodiment 3: in the speed reducer standard testing bed for carrying out predictive maintenance, the speed reducer 10 in normal reach 2
For the speed reducer of normal condition, the speed reducer 10 in test section 3 is failure speed reducer.The speed reducer 10 of normal condition is added and is surveyed
Examination, can obtain the normal operation data of speed reducer 10 under the present circumstances, and data can be made more intuitively to be compared.
Embodiment 4: as shown in Fig. 2, in the speed reducer standard testing bed for carrying out predictive maintenance, 2 He of normal reach
Test section 3 also includes bearing block 14, and normal reach 2 and test section 3 are respectively provided with two bearing blocks 14, and described two bearing blocks 14 divide
It She Yu not be on the main shaft 7 between speed reducer 10 and two encoders 9.14 installation site of bearing block is close to speed reducer 10, Ke Yi
Installation is for providing the sensor of supplementary data on bearing block 14.
Embodiment 5: as shown in figure 3, in the speed reducer standard testing bed for carrying out predictive maintenance, 2 He of normal reach
Test section 3 also includes vibrating sensor 11, and the vibrating sensor 11 is set on each bearing block 14, vibrating sensor 11 also with
The connection of 5 signal of data collector.The effect of vibrating sensor 11 is the body vibration data obtained when speed reducer 10 is run, is slowed down
The vibrated normal work that will affect speed reducer 10 itself greatly of machine 10, can also impact component adjacent thereto.
Embodiment 6: as shown in figure 3, in the speed reducer standard testing bed for carrying out predictive maintenance, 2 He of normal reach
Test section 3 also includes acoustic emission sensor 12, and the acoustic emission sensor 12 is set on each bearing block 14, acoustic emission sensor
12 also connect with 5 signal of data collector.Acoustic emission sensor 12, can for obtaining 10 inside local Vibration Condition of speed reducer
The state of each component in speed reducer 10 is monitored.
Embodiment 7: as shown in figure 3, in the speed reducer standard testing bed for carrying out predictive maintenance, 2 He of normal reach
Test section 3 also includes temperature sensor 13, and the temperature sensor 13 is set on each bearing block 14, temperature sensor 13 also with
The connection of 5 signal of data collector.Temperature sensor 13 is used to perceive temperature change when speed reducer 10 is run under different load,
This is also the important indicator that can speed reducer 10 work normally.
Working principle of the utility model is: first splitting out failure speed reducer from industrial robot, and apply the present apparatus
The operation conditions of speed reducer 10 is tested, then carries out data comparison with the speed reducer of normal condition, is obtaining multiple groups pair
After data, fault diagnosis model and Life Prediction Model can be established by industrial personal computer 200, and utilize data iteration optimization mould
Type can be realized the prediction of the working condition to speed reducer 10, and can take targetedly maintenance scheme according to prediction result.
The speed reducer 10 split out is installed back in industrial robot and run, sensor is installed on industrial robot shell
The operation data of speed reducer 10 is acquired, due to having been obtained for the related data of the speed reducer 10, Ke Yiju using the present apparatus
This is corrected sensor, improves the accuracy of sensor, and sensor can be made to collect the truthful data of speed reducer 10.In
In work later, speed reducer 10 can be detected by sensor, it is not necessary to speed reducer 10 be split out into detection, reduced to speed reducer
10 and industrial robot damage.
Claims (7)
1. the speed reducer standard testing bed of predictive maintenance can be carried out, it is characterised in that: including test experimental bed (100), industry control
Machine (200) and display (300), the industrial personal computer (200) connect with test experimental bed (100) signal, the industrial personal computer (200)
Also it is connect with display (300) signal；The test experimental bed (100) includes bottom plate (1), normal reach (2), test section (3), tooth
Roller box (4) and data collector (5), the normal reach (2) and test section (3) are that axial symmetry is arranged in bottom plate with gear-box (4)
(1) on, the normal reach (2) and test section (3) include driving motor (6), main shaft (7), two torque sensors (8), two
A encoder (9) and speed reducer (10), the driving motor (6) sequentially connect through main shaft (7) and speed reducer (10) and gear-box (4)
It connects, two torque sensors (8) are respectively arranged on the main shaft (7) of speed reducer (10) two sides；Two encoders (9), are respectively arranged on
On the main shaft (7) of speed reducer (10) two sides, and between speed reducer (10) and torque sensor (8)；The torque sensor
(8) it is connect with data collector (5) signal with encoder (9).
2. the speed reducer standard testing bed according to claim 1 for carrying out predictive maintenance, it is characterised in that: the number
It is connect according to collector (5) with industrial personal computer (200) signal.
3. the speed reducer standard testing bed according to claim 1 for carrying out predictive maintenance, it is characterised in that: normal reach
(2) speed reducer (10) in is the speed reducer of normal condition, and the speed reducer (10) in test section (3) is failure speed reducer.
4. the speed reducer standard testing bed according to claim 3 for carrying out predictive maintenance, it is characterised in that: normal reach
(2) it is also included bearing block (14) with test section (3), normal reach (2) and test section (3) are respectively provided with two bearing blocks (14), institute
It states on the main shaft (7) that two bearing blocks (14) are respectively arranged between speed reducer (10) and two encoders (9).
5. the speed reducer standard testing bed according to claim 4 for carrying out predictive maintenance, it is characterised in that: normal reach
(2) it is also included vibrating sensor (11) with test section (3), the vibrating sensor (11) is set on bearing block (14), vibration
Sensor (11) is also connect with data collector (5) signal.
6. the speed reducer standard testing bed according to claim 4 for carrying out predictive maintenance, it is characterised in that: normal reach
(2) it being also included acoustic emission sensor (12) with test section (3), the acoustic emission sensor (12) is set on bearing block (14),
Acoustic emission sensor (12) is also connect with data collector (5) signal.
7. the speed reducer standard testing bed according to claim 4 for carrying out predictive maintenance, it is characterised in that: normal reach
(2) it is also included temperature sensor (13) with test section (3), the temperature sensor (13) is set on bearing block (14), temperature
Sensor (13) is also connect with data collector (5) signal.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920603100.1U CN209570218U (en) | 2019-04-28 | 2019-04-28 | It can carry out the speed reducer standard testing bed of predictive maintenance |
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| CN201920603100.1U CN209570218U (en) | 2019-04-28 | 2019-04-28 | It can carry out the speed reducer standard testing bed of predictive maintenance |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974790A (en) * | 2019-04-28 | 2019-07-05 | 机械工业仪器仪表综合技术经济研究所 | Gearbox standard test bed for predictive maintenance and method of operation |
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2019
- 2019-04-28 CN CN201920603100.1U patent/CN209570218U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109974790A (en) * | 2019-04-28 | 2019-07-05 | 机械工业仪器仪表综合技术经济研究所 | Gearbox standard test bed for predictive maintenance and method of operation |
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