CN207181033U - A kind of Gear Fault Diagnosis testing stand - Google Patents
A kind of Gear Fault Diagnosis testing stand Download PDFInfo
- Publication number
- CN207181033U CN207181033U CN201721077179.6U CN201721077179U CN207181033U CN 207181033 U CN207181033 U CN 207181033U CN 201721077179 U CN201721077179 U CN 201721077179U CN 207181033 U CN207181033 U CN 207181033U
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- China
- Prior art keywords
- gear
- box
- motor
- output shaft
- fault diagnosis
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Abstract
It the utility model is related to a kind of Gear Fault Diagnosis testing stand, including base（1）, in base（1）On be fixedly connected mutually corresponding to motor（2）, gear-box（3）And brake（4）, motor（2）Tooth connection roller box（3）, in gear-box（3）Output end connection gear group（5）, gear train（5）Connecting brake（4）, in gear-box（3）On be fixedly connected with vibrating sensor device（7）；In base（1）On be also connected with static controller（6）, controller（6）Control connection motor（2）.The advantages of the utility model：The present apparatus can diagnose to the various faults in gear drive, gear being capable of quick-replaceable, can simulated failure gear with carry and Light Condition under vibration signal, the gear of one to three different faults is changed according to actual conditions, so as to obtain the vibration signal of single fault vibration signal and different faults synthesis superposition.
Description
Technical field
Gear distress detection technique field is the utility model is related to, more particularly to a kind of Gear Fault Diagnosis testing stand.
Background technology
Gear drive is a kind of type of belt drive most widely used in machine driving, because it bears for a long time in the course of the work
Various alternate loads, impact and the effect of frictional force or the defects of itself leave in the fabrication process, thus easily occur therefore
Barrier even damages, and for the gear train assembly of failure, light meeting produces noise, acceleration equipment abrasion, reduces equipment
Life-span, serious meeting directly damage equipment, influence to produce, and bring economic loss, particularly to some special important applied fields
Close, once equipment breaks down, its loss is inestimable.Therefore, it is former in order to reduce these uncertain gear mechanisms as far as possible
The caused economic loss of barrier, it would be desirable at failure initial stage with regard to diagnosis can be made, for arrangement as early as possible overhaul the science that provides according to
According to.It is exactly a kind of applicable method of relatively science that Gearbox vibration signal, which is analyzed,.
For Fault Diagnosis of Gear Case, its most basic task is exactly by dividing the observation signal of gear-box
Analysis, processing, to identify the state of gear-box, alternatively Fault Diagnosis of Gear Case is exactly the state of gear-box to a certain extent
Identification, and the identification for gearbox fault is needed based on certain theoretical foundation, therefore the research and analysis of correlation theory is
The premise of Fault Identification；In research process, if using the gear-box in practical application as research object, its event occurred
Barrier is probably the synthesis of single or several failures, but the species of gear distress is very more, substantially can not possibly be in a reality
Occur simultaneously in gear-box in the application of border, and the failure mode that think tank to be designed should be more as far as possible, therefore existing rank
Section needs a kind of experimental provision that can include a variety of gear distresses simultaneously so that present research uses.
Utility model content
The purpose of this utility model is to solve to carry out a kind of event in gear drive fault diagnosis research at this stage
The detection of barrier, to multiple faults while the shortcomings that detecting can not occur, and a kind of Gear Fault Diagnosis testing stand proposed.
To achieve these goals, the utility model employs following technical scheme：
A kind of Gear Fault Diagnosis testing stand, it is characterised in that：Including base, it is fixedly connected on base mutually corresponding
Motor, gear-box and brake, motor connection gear-box, in the output end connection gear group of gear-box, gear train connection braking
Device, vibrating sensor device is fixedly connected with gear-box；
Static controller, controller control connection motor are also connected with base.
On the basis of above-mentioned technical proposal, there can be technical scheme further below：
The gear-box uses epicyclic gearbox, and it includes casing, and the planet carrier for connecting the motor is provided with casing,
One group of planetary gear is connected in planet carrier, gear ring is socketed in planetary outside；
Main output shaft and one group of transition axis are additionally provided with casing, on main output shaft be socketed first transmission travelling gear and
Second travelling gear, the first transmission travelling gear are engaged with planetary gear, and a First Transition is socketed on each transition axis
Gear and second transition gear, each First Transition gear engage with the second travelling gear；
It is additionally provided with casing with one group from output shaft, the 3rd travelling gear is each socketed from output shaft, often
Individual 3rd travelling gear engages with corresponding second transition gear.
Opening is equipped with the relative both sides of the casing, opening is connected input end cap, another wherein
Individual opening, which is connected, exports end cap, and the planet carrier is supported and fixed on input and covered, the main output shaft, the transition axis
It is supported and fixed on output end with described from output shaft and covers.
The gear train includes intermeshing drive gear and parallel gears, and drive gear and parallel gears are arranged at
The outside of the casing.
The planet carrier includes two clamping plates be arrangeding in parallel, and one group of connecting rod is provided between two clamping plates, one of them
Clamping plate connection rotating shaft, another clamping plate are provided with through hole.
The vibrating sensor device includes the fixed plate of T-shaped, and one is equipped with three adjacent faces of fixed plate
Mounting hole, a vibrating sensor is fixedly connected with each mounting hole.
The brake uses magnetic powder brake, and the controller is turned using frequency converter and PL controllers to the motor
Speed is controlled.
The utility model has the advantage of：
1st, the present apparatus can diagnose to the various faults in gear drive, at the same gear can quick-replaceable, meet
To the demand of frequently replacing parts in research work.
2nd, being capable of vibration signal of the simulated failure gear under with load and Light Condition by the loading of magnetic powder brake.
3rd, multiple same axis are mounted in parallel in gear-box, and the gear of one to three different faults is changed according to actual conditions,
So as to obtain the vibration signal of single fault vibration signal and different faults synthesis superposition.
4th, also can be manually by the starting, parking and the speed of service of PLC Internal Control Procedure automatic control motors
Carry out the speed of regulation motor, and carry out closed loop feedback control.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is gear-box decomposing schematic representation；
Fig. 3 is vibrating sensor apparatus structure schematic diagram.
Embodiment
In order that the utility model is more clearly understood, the present apparatus is described in detail below in conjunction with accompanying drawing, it is described herein
Specific embodiment only explaining the utility model, be not used to limit the utility model.
As shown in figure 1, a kind of Gear Fault Diagnosis testing stand provided by the utility model, including base 1, on base 1
Mutually corresponding motor 2, gear-box 3 and brake 4 are fixedly connected with, the tooth connection roller box 3 of motor 2, is connected in the output end of gear-box 3
Gear train 5 is connect, the connecting brake 4 of gear train 5, vibrating sensor device 7 is fixedly connected with gear-box 3, is also connected on base 1
Connect static controller 6, the control connection motor 2 of controller 6.The brake 4 uses magnetic powder brake, and the controller 6 uses
Frequency converter and PLC are controlled to the rotating speed of the motor 2.
The gear-box 3 uses epicyclic gearbox, and it includes casing 3a, and opening is equipped with the relative both sides of casing 3a
3b, the input end cap 23 that is connected wherein at an opening 3b, another opening 3b mating connection output end caps 24, in casing
The planet carrier 8 for connecting the motor 2 is provided with 3a, planet carrier 8 includes two clamping plates 19 be arrangeding in parallel, two clamping plates 19 it
Between be provided with one group of connecting rod 20, one of connection rotating shaft 21 of clamping plate 19, another clamping plate 19 is provided with through hole 22, and rotating shaft 21 passes through
Bearing block is arranged on input end cap 23, and rotating shaft 21 connects the output shaft of motor 2 by shaft coupling.
Three planetary gears 9 are provided between two clamping plates 19 of planet carrier 8, three planetary gears 9 are arranged on clamping plate
On same circumference of 19 center for circle, each planetary gear 9 is fastened on two clamping plates 19 by gear shaft,
The outside socket gear ring 10 of three planetary gears 9.
Main output shaft 11 and three transition axises 14 are additionally provided with casing 3a, the both sides of main output shaft 11 pass through an axle
Bearing is separately fixed on corresponding clamping plate 19 and output end cap 24, and the first transmission travelling gear 12 is socketed on main output shaft 11
With the second travelling gear 13, the first transmission travelling gear 12 is arranged on the centre of three planetary gears 9, and the first transmission driving cog
Wheel 12 engages with three planetary gears 9.A First Transition gear 15 and one second are socketed on each transition axis 14
Transition gear 16, each First Transition gear 15 engage with corresponding second travelling gear 13.
It is additionally provided with casing 3a with one group from output shaft 17, the 3rd driving cog is each socketed from output shaft 17
Wheel 18, each 3rd travelling gear 18 engages with corresponding second transition gear 16.The main output shaft 11, the transition axis
14 and it is described from output shaft 17 be supported and fixed on output end cap 24 on.
The gear train 5 includes intermeshing drive gear 25 and parallel gears 26, drive gear 25 and parallel gears
26 are arranged at the outside of the casing 3a, and drive gear 25 is socketed on main output shaft 11, and each parallel gears 26 is socketed
Accordingly from output shaft 17, and drive gear 25 is arranged among three parallel gears 26.
Two-stage parallel-gear drive and the primary planet pinion transmission that the gear-box 3 uses, meet Gear Fault Diagnosis
In to the demand of different type gear transmission mode, while this structure design is easy to disassemble, it is only necessary to opens upper box, you can
All inner bodies are changed, meet frequent the needs of changing parts during the Study on Fault.
The vibrating sensor device 7 includes the fixed plate 27 of T-shaped, is equipped with three adjacent faces of fixed plate 27
One mounting hole, the X, Y in three mounting hole corresponding three-dimensional spaces, Z-direction, a vibration is fixedly connected with each mounting hole
Sensor 28, vibration signal of the gear-box in three directions can be measured by three vibrating sensors 28, in fixed plate 27
On be additionally provided with two ladder holes 29, each ladder hole 29 by screw fixed plate 27 be connected to output end cap 24
On.
In practical operation, according to the actual demand of research, the gear of different faults is replaced with, passes through the reality of failure gear
Border operating measurement goes out vibration signal, to carry out signal analysis and processing.By adjusting the size of magnetic powder brake braking torque come mould
Intend vibration signal of the gear train assembly under different loads situation.Pass through rising for PLC Internal Control Procedure automatic control motors
Dynamic, parking and the speed of service, or manually carry out the speed of regulation motor, so as to simulate fortune of the gear-box in real work
Row situation.
Claims (5)
- A kind of 1. Gear Fault Diagnosis testing stand, it is characterised in that：Including base（1）, in base（1）On be fixedly connected mutually it is right The motor answered（2）, gear-box（3）And brake（4）, motor（2）Tooth connection roller box（3）, in gear-box（3）Output end connection Gear train（5）, gear train（5）Connecting brake（4）, in gear-box（3）On be fixedly connected with vibrating sensor device（7）；In base（1）On be also connected with static controller（6）, controller（6）Control connection motor（2）；The gear-box（3）Using epicyclic gearbox, it includes casing（3a）, in casing（3a）Interior be provided with connects the motor （2）Planet carrier（8）, planet carrier（8）One group of planetary gear of upper connection（9）, in planetary gear（9）Outside socket gear ring （10）；In casing（3a）Inside it is additionally provided with main output shaft（11）With one group of transition axis（14）, in main output shaft（11）Upper socket first passes Nutating gear（12）With the second travelling gear（13）, the first transmission travelling gear（12）With planetary gear（9）Engagement, each Transition axis（14）On be socketed a First Transition gear（15）With second transition gear（16）, each First Transition gear （15）With the second travelling gear（13）Engagement；In casing（3a）Inside it is additionally provided with one group from output shaft（17）, each from output shaft（17）On be socketed one the 3rd transmission Gear（18）, each 3rd travelling gear（18）With corresponding second transition gear（16）Engagement；The gear train（5）Including intermeshing drive gear（25）And parallel gears（26）, drive gear（25）With it is parallel Gear（26）It is arranged at the casing（3a）Outside.
- A kind of 2. Gear Fault Diagnosis testing stand according to claim 1, it is characterised in that：In the casing（3a）Relatively Both sides be equipped with opening（3b）, one is open wherein（3b）Place, which is connected, inputs end cap（23）, another opening（3b） Be connected output end cap（24）, the planet carrier（8）It is supported and fixed on input end cap（23）On, the main output shaft（11）、 The transition axis（14）With described from output shaft（17）It is supported and fixed on output end cap（24）On.
- A kind of 3. Gear Fault Diagnosis testing stand according to claim 1, it is characterised in that：The planet carrier（8）Including Two clamping plates be arrangeding in parallel（19）, in two clamping plates（19）Between be provided with one group of connecting rod（20）, one of clamping plate（19）Even Switch through axle（21）, another clamping plate（19）It is provided with through hole（22）.
- A kind of 4. Gear Fault Diagnosis testing stand according to claim 1, it is characterised in that：The vibrating sensor device （7）Fixed plate including T-shaped（27）, in fixed plate（27）Three adjacent faces on be equipped with a mounting hole, in each peace Dress is fixedly connected with a vibrating sensor in hole（28）.
- A kind of 5. Gear Fault Diagnosis testing stand according to claim 1, it is characterised in that：The brake（4）Using Magnetic powder brake, the controller（6）Using frequency converter and PLC to the motor（2）Rotating speed be controlled.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721077179.6U CN207181033U (en) | 2017-08-26 | 2017-08-26 | A kind of Gear Fault Diagnosis testing stand |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721077179.6U CN207181033U (en) | 2017-08-26 | 2017-08-26 | A kind of Gear Fault Diagnosis testing stand |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207181033U true CN207181033U (en) | 2018-04-03 |
Family
ID=61739014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721077179.6U Expired - Fee Related CN207181033U (en) | 2017-08-26 | 2017-08-26 | A kind of Gear Fault Diagnosis testing stand |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207181033U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827627A (en) * | 2018-05-28 | 2018-11-16 | 河北工业大学 | A kind of gear mesh force detection device |
| CN109681615A (en) * | 2019-01-07 | 2019-04-26 | 中南大学 | A kind of detachable Multi-stage transmission gear-box |
| CN110631828A (en) * | 2019-10-25 | 2019-12-31 | 西安工程大学 | Testing device and testing method for power split gear transmission system |
-
2017
- 2017-08-26 CN CN201721077179.6U patent/CN207181033U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108827627A (en) * | 2018-05-28 | 2018-11-16 | 河北工业大学 | A kind of gear mesh force detection device |
| CN109681615A (en) * | 2019-01-07 | 2019-04-26 | 中南大学 | A kind of detachable Multi-stage transmission gear-box |
| CN110631828A (en) * | 2019-10-25 | 2019-12-31 | 西安工程大学 | Testing device and testing method for power split gear transmission system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180403 Termination date: 20200826 |