CN104330254B - A kind of laboratory table of simulation gear combination fault and analogy method - Google Patents
A kind of laboratory table of simulation gear combination fault and analogy method Download PDFInfo
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- CN104330254B CN104330254B CN201410591289.9A CN201410591289A CN104330254B CN 104330254 B CN104330254 B CN 104330254B CN 201410591289 A CN201410591289 A CN 201410591289A CN 104330254 B CN104330254 B CN 104330254B
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Abstract
The invention belongs to experimental technique field, specifically related to a kind of can achieve the laboratory table and analogy method that variety classes, different model gear are carried out with single failure and combined failure simulation, described laboratory table includes first rotating shaft, the second rotating shaft rotating setting on base, vertical dimension between described first rotating shaft and the second rotating shaft is adjustable setting, described first rotating shaft is connected with electric machine main shaft synchronous axial system, at least two fault simulation gears are respectively provided with described first, second rotating shaft, described fault simulation gear is fixedly connected along the axial adjustable of respective place rotating shaft；Laboratory table also includes the sensor for detecting first, second rotating shaft radial vibration and axial vibration.The gear laboratory table that the present invention provides and analogy method can make in the position in rotating shaft to be engaged between the gear of different faults by adjusting fault simulation gear, inspection various faults form is on gear-driven impact, in addition, the distance between first, second rotating shaft of the present invention is adjustable, gear is readily disassembled, installs, and therefore the present invention is applied to the gear of variety classes, different model.
Description
Technical field
The present invention relates to a kind of can carry out single failure and the reality of combined failure simulation to variety classes, different model gear
Test platform and analogy method, belong to experimental technique field.
Background technology
Gear is the drive disk assembly that plant equipment is commonly used, and gear is after long time running often because friction, overload
Cause spot corrosion (the hollow point being worn is occurred on the flank of tooth), broken teeth (having flute profile to produce fracture), glued (two gears etc. reason
In engagement process, the material of a gear teeth face adheres on the flank of tooth of another gear) etc. appointing in fault, and this three
The combined failure that both or three are constituted.Existing gear laboratory table can only simulate the faults such as spot corrosion, broken teeth, gluing mostly
One of which is it is impossible to two kinds of simulation and two or more fault combine the combined failure being formed；In addition, existing laboratory table can only be directed to
One of straight-tooth or helical teeth are simulated, and can not simulate the running status of bevel gear, do not have versatility.In consideration of it, setting
Meter, exploitation be a kind of can to carry out laboratory table and the mould of single failure and combined failure simulation to variety classes, different model gear
Plan method, thus providing basis for the research and monitoring of gear complex fault, significant.
Content of the invention
The technical problem to be solved in the present invention is the defect overcoming prior art, provides one kind can simulate multiple gear trains
Close fault and be applied to Multiple Type, the laboratory table of multiple kinds of type gears and analogy method.
Technical problem of the present invention is to be realized with following technical proposals：
A kind of laboratory table of simulation gear combination fault, described laboratory table includes rotating the first rotating shaft the of setting on base
Vertical dimension between first rotating shaft and the second rotating shaft described in two rotating shafts is adjustable setting, described first rotating shaft and electric machine main shaft
Synchronous axial system connects, and described first, second rotating shaft is respectively provided with least two fault simulation gears, described fault simulation gear edge
Each the axial adjustable of place rotating shaft is fixedly connected；Laboratory table also include for detect first, second rotating shaft radial vibration and
The sensor of axial vibration；
Present invention also offers one kind carries out gear combination fault simulation using above-mentioned simulation gear combination malfunction test platform
Method, comprise the following steps that：
A. the analogy method of the different gear combination faults of realization is：Back out the screw simulating gear for persistent fault, axle
The position that is located in first rotating shaft and the second rotating shaft to movement, adjustment fault simulation gear is so that different faults in two rotating shafts
Fault simulation gear realize engagement, you can the various combination fault of simulation a pair of engaged gears, this process need to ensure first
Rotating shaft is engaged with only a pair of gear in the second rotating shaft；
B. realize variety classes or model gear replacing options are：Unload lower coupler and first, second bearing block first
Then first rotating shaft is entirely taken out by upper lid with the second rotating shaft, backs out and simulates gear and first, second rotating shaft for persistent fault
Screw, you can the fault simulation gear in rotating shaft is unloaded, thus another species of integral replacing or another model are similar to fault
The fault simulation gear of setting；
C. realizing fault simulation gear method of mutual phase transformation between parallel engagement system and Vertical Meshing mode is：Will
Latch is withdrawn from from the socket being currently located and guide, and by 90 ° of turntable rotation, so that another group of guide is alignd with plug, again
Insertion latch.
The method have technical effect that：Position in rotating shaft for the fault simulation gear can be adjusted, so that different event
Enough it is rotatably assorted between the gear of barrier, inspection various faults form is on gear-driven impact；In addition, the first of the present invention,
The distance between two rotating shafts are adjustable, be easily installed, dismantle between gear and rotating shaft, therefore the present invention can be applied to variety classes and
The gear of different model.
Brief description
Fig. 1 is the perspective view of the embodiment of the present invention 1；
Fig. 2 is the top view of the embodiment of the present invention 1；
Fig. 3 is the top view of the embodiment of the present invention 2；
Fig. 4 is the cooperation schematic diagram that in the embodiment of the present invention 2, height adjustment is realized in second rotating shaft.
The corresponding implication of each label of in figure is：10th, base, 11, first rotating shaft, the 12, second rotating shaft, 13, motor, 14,
One bearing block, 15, second bearing seat, 16, installing hole, 17, fit key, 18, screwed hole, 19, shaft coupling, 20, fault simulation tooth
Wheel, 21, axial ledge, 22, radial screw bore, 31, radial acceleration sensor, 32, axial acceleration sensor, 40, rotating disk,
41st, latch, 42, socket, 43, guide, 44, column, 45, leading screw.
Specific embodiment
Following embodiments are to further illustrate using as the explaination to the technology of the present invention content for present invention, but
The flesh and blood of the present invention is not limited in described in following embodiments, and those of ordinary skill in the art can and should know to appoint
What simple change based on true spirit or replacement all should belong to protection domain of the presently claimed invention.
As shown in Figure 1,2,3, 4, a kind of laboratory table of simulation gear combination fault, including rotating the of setting on base 10
One rotating shaft 11, the second rotating shaft 12, the vertical dimension between described first rotating shaft 11 and the second rotating shaft 12 is adjustable setting, described
First rotating shaft 11 is connected with motor 13 main shaft synchronous axial system by shaft coupling 19, and described first, second rotating shaft 11,12 is respectively provided with
At least two fault simulation gears 20, described fault simulation gear 20 is fixedly connected along the axial adjustable of respective place rotating shaft；
Laboratory table also includes the sensor for detecting first, second rotating shaft 11,12 radial vibrations and axial vibration.
Further, described first, second rotating shaft 11,12 is respectively provided with seven fault simulation gears 20, this seven faults
It is multiple that simulation gear 20 is respectively normal gear, pitting fault gear, broken teeth fault gear, glued fault gear, spot corrosion and broken teeth
Close fault gear, spot corrosion and glued combined failure gear, broken teeth and glued combined failure gear.
Further, the axial plane of described first, second rotating shaft 11,12 is equipped with the cooperation along each axially consecutive arrangement
Key 17, the hole wall of the centre bore of described each fault simulation gear 20 is provided with keyway, and described fit key 17 is coordinated with keyway and is used for
Synchronous axial system between fault simulation gear 20 and respective place rotating shaft is made to be connected；On the axle body of described first, second rotating shaft 11,12
It is provided with the screwed hole 18 of multiple uniform intervals vertically arrangement, the central aperture edge of described fault simulation gear 20 is provided with axially convex
Edge 21, described axial ledge is provided with the radial screw bore 22 running through this flange, and described fault simulation gear 20 is located with respective
Rotating shaft arranges screw by screw thread in the hole and realizes axial restraint.
Each fault simulation gear 20 can adjust its axial position in rotating shaft by removal and installation fixing screws
Put, and ensure only have a pair of fault simulation gear 20 to engage all the time, hanging, the hanging fault simulation of other fault simulation gear 20
It is a disk that gear 20 functions as, and so can realize as needed to any two in first, second rotating shaft 11,12
Fault simulation gear 20 is engaged, thus simulating following combined fault situation：Normally-normal, normal-spot corrosion, normal-disconnected
Tooth, normal-glued, normal-spot corrosion and broken teeth are combined, normal-spot corrosion and gluing are combined, normally-broken teeth and gluing is compound, point
Erosion-spot corrosion, spot corrosion-broken teeth, spot corrosion-gluing, spot corrosion-spot corrosion and broken teeth are combined, spot corrosion-spot corrosion and gluing are compound, spot corrosion-broken teeth
With gluing be combined, broken teeth-broken teeth, broken teeth-gluing, broken teeth-spot corrosion and broken teeth are compound, broken teeth-spot corrosion and gluing is compound, broken teeth-
Broken teeth and gluing are combined, glued-glued, gluing-spot corrosion and broken teeth are combined, gluing-spot corrosion is compound with gluing, gluing-broken teeth and
Glued compound, spot corrosion and broken teeth be combined-spot corrosion and broken teeth be combined, spot corrosion and broken teeth be combined-spot corrosion and gluing be combined, spot corrosion and breaking
Tooth is combined-broken teeth and gluing be combined, spot corrosion and gluing be combined-spot corrosion and gluing be combined, broken teeth and gluing are combined-broken teeth and gluing
Compound.
Further, described sensor is arranged on first, second bearing block 14,15, described first, second bearing block
14th, it is respectively provided with two radial acceleration sensors 31 and an axial acceleration sensor 32 on 15, described two radially accelerated
The detection direction of degree sensor 31 is mutually perpendicular to.Radial acceleration sensor 31 is used for the footpath of detection first, second rotating shaft 11,12
To vibration, axial acceleration sensor is used for the axial vibration of detection first, second rotating shaft 11,12.
Embodiment 1
As shown in Figure 1, 2, described first rotating shaft 11 and the second rotating shaft 12 is located in the same horizontal plane and the two is parallel to each other
Setting, described first rotating shaft 11 is arranged in first bearing seat 14, and described first bearing seat 14 is fixedly connected with base 10, described
Second rotating shaft 12 is arranged in second bearing seat 15, and described second bearing seat 15 is on base 10 along perpendicular to the second rotating shaft 12 axle
The horizontal direction of line is adjustable to be fixedly installed.
Further, described base 10 is provided with two rows for installing the installing hole 16 of second bearing seat 15, described installation
Hole 16 is along the horizontal direction uniform intervals arrangement perpendicular to first rotating shaft 11 axis.
In this embodiment, first rotating shaft 11 and the can be changed by changing the horizontal installation position of second bearing seat 15
The distance between two rotating shafts 12, so that laboratory table can adapt to the gear of different model.
Embodiment 2
As shown in Figure 3,4, all horizontally disposed and the two upper and lower arranged for interval of described first, second rotating shaft 11,12, described
One rotating shaft 11 is arranged in first bearing seat 14, and described first bearing seat 14 is fixedly connected with base 10, described second rotating shaft 12
It is arranged in second bearing seat 15, height on base for the described second bearing seat 15 is adjustable setting.
Further, described base 10 is provided with rotating disk 40, and described rotating disk 40 axis of rotation vertically is arranged on
On base 10, described second bearing seat 15 is arranged on rotating disk 40, is provided with and turns for limiting between described rotating disk 40 and base 10
The retaining mechanism that disk rotates.
Further, described rotating disk 40 is provided with column 44, and described column 44 is provided with the chute of vertical direction, and described
Two bearing bracket 15 is located in chute, and described second bearing seat 15 is provided with vertically communicated screwed hole, and described column 44 is provided with
Along the leading screw 45 of chute arrangement, described second bearing seat 15 and leading screw 45 constitute screw-nut body.Rotated with hexagonal screwdriver
Leading screw 45 just can be adjusted to the height of second bearing seat 15, and then adjusts vertical between first rotating shaft 11 and the second rotating shaft 12
Straight distance is so as to adapt to the gear of different model.
Further, described retaining mechanism includes the socket of setting on the latch 41 arranging on base 10 and rotating disk 40
42, the axis of described latch 41 is radially arranged along rotating disk 40, and described latch 41 is located in the guide 43 be fixedly installed on base 10,
Described latch 41 arranges two groups, and along rotating disk 40, circumferentially and the two is spaced 1/4 circumference to described two groups of latches 41.One of
When latch 41 is engaged with socket 42, the second rotating shaft 12 and first rotating shaft 11 are parallel to each other, and another latch 41 is engaged with socket 42
When, the second rotating shaft 12 and first rotating shaft 11 are mutually perpendicular to.
In this embodiment, rotary turnplate 40 can make to exist between the second rotating shaft 12 and first rotating shaft 11 parallel and vertical
Two stations, when the second rotating shaft 12 and first rotating shaft 11 are parallel, are mainly used in simulating spur gear or helical gear working condition,
When the second rotating shaft 12 and first rotating shaft 11 are vertical, it is mainly used in simulating the working condition of bevel gear.
The above-mentioned gear laboratory table being related to, first, second bearing block 14,15 is upper and lower dissection type, upper lid and bearing bottom
It is attached by bolt between seat.After upper lid unloads, whole rotating shaft can be unloaded, and to the fault simulation on bearing and rotating shaft
Gear 20 is dismantled, and so just can achieve and fault simulation gear 20 classification is changed, for example, originally carried out spur gear
Fault simulation, after all spur gears are pulled down can integral replacing install similar specification and fault setting one group of helical gear or cone
Gear or other types of gear.
As the preferred version of the present invention, bearing first rotating shaft 11 and the second rotating shaft 12 being used for support rotating shaft is corner connection
Tactile ball bearing, has the no axial forces such as situation and the straight-tooth engagement of axial force generation to produce for adapting to helical teeth, cone tooth engagement etc. simultaneously
Raw situation.
The method that the laboratory table of above-mentioned simulation gear combination fault carries out gear combination fault simulation is as follows：
A. the analogy method of the different gear combination faults of realization is：Back out the screw simulating gear 20 for persistent fault,
Position that axial movement, adjustment fault simulation gear 20 are located in first rotating shaft 11 and the second rotating shaft 12 is so that in two rotating shafts
Engagement realized by the fault simulation gear 20 of different faults, you can the various combination fault of simulation a pair of engaged gears, this process
Need to ensure that first rotating shaft 11 is engaged with only a pair of gear in the second rotating shaft 12；
B. realizing variety classes or model gear replacing options is that gear disassembling is with the method installed：Unload shaft coupling first
Then first rotating shaft 11 is entirely taken out with the second rotating shaft 12, is backed out use by device 19 and the upper lid of first, second bearing block 14,15
Simulate the screw of gear 20 and first, second rotating shaft 11,12, you can the fault simulation gear 20 in rotating shaft is unloaded in persistent fault
Under, thus another species of integral replacing or another model are similar to the fault simulation gear 20 of fault setting；
C. realizing fault simulation gear in parallel engagement system is to engage each other between spur gear or helical gear to nibble with vertical
Conjunction mode is that the method for mutually phase transformation between engaging each other between bevel gear is：By latch 41 from the socket 42 being currently located and
Withdraw from guide 43, and rotating disk 40 is rotated 90 °, so that another group of guide 43 is alignd with plug 42, again insertable into latch 41.
Claims (3)
1. a kind of simulation gear combination fault laboratory table it is characterised in that：Described laboratory table includes the upper rotation of base (10) and sets
The first rotating shaft (11) put, the second rotating shaft (12), the vertical dimension between described first rotating shaft (11) and the second rotating shaft (12) is
Adjustable setting, described first rotating shaft (11) is connected with motor (13) main shaft synchronous axial system, described first rotating shaft (11), second turn
At least two fault simulation gears (20) are respectively provided with axle (12), described fault simulation gear (20) is along the axle of respective place rotating shaft
It is fixedly connected to adjustable；Laboratory table is also included for detecting first rotating shaft (11), the second rotating shaft (12) radial vibration and axial direction
The sensor of vibration；
Described first rotating shaft (11), the second rotating shaft (12) be all horizontally disposed and the two upper and lower arranged for interval, described first rotating shaft
(11) it is arranged in first bearing seat (14), described first bearing seat (14) is fixedly connected with base (10), described second rotating shaft
(12) it is arranged in second bearing seat (15), height on base for the described second bearing seat (15) is adjustable setting；
Described base (10) is provided with rotating disk (40), and described rotating disk (40) axis of rotation vertically is arranged on base (10)
On, described second bearing seat (15) is arranged on rotating disk (40), is provided with for limiting between described rotating disk (40) and base (10)
The retaining mechanism that rotating disk rotates；Described retaining mechanism includes latch (41) and the upper setting of rotating disk (40) of the upper setting of base (10)
Socket (42), described latch (41) arranges two groups, and described two groups of latches (41) are along rotating disk (40) circumferentially and the two interval
1/4 circumference；When one of latch (41) is engaged with socket (42), the second rotating shaft (12) is mutually flat with first rotating shaft (11)
OK, when another latch (41) is engaged with socket (42), the second rotating shaft (12) is mutually perpendicular to first rotating shaft (11)；
Described rotating disk (40) is provided with column (44), and described column (44) is provided with the chute of vertical direction, described second bearing
Seat (15) is located in chute, and described second bearing seat (15) is provided with vertically communicated screwed hole, and described column (44) is provided with
Along the leading screw (45) of chute arrangement, described second bearing seat (15) constitutes screw-nut body with leading screw (45)；
The axis of described latch (41) is radially arranged along rotating disk (40), and described latch (41) is fixedly installed on base (10)
In guide (43).
2. according to claim 1 simulation gear combination fault laboratory table it is characterised in that：Described first rotating shaft
(11), seven fault simulation gears (20) are respectively provided with the second rotating shaft (12), this seven fault simulation gears (20) are just respectively
Often gear, pitting fault gear, broken teeth fault gear, glued fault gear, spot corrosion and broken teeth combined failure gear, spot corrosion and glue
Close combined failure gear, broken teeth and glued combined failure gear；
Fit key along each axially consecutive arrangement is equipped with described first rotating shaft (11), the axial plane of the second rotating shaft (12)
(17), the hole wall of the centre bore of described each fault simulation gear (20) is provided with keyway, and described fit key (17) is coordinated with keyway
For making synchronous axial system between fault simulation gear (20) and respective place rotating shaft be connected；Described first rotating shaft (11), second turn
The axle body of axle (12) is provided with the screwed hole (18) of multiple arrangements of uniform intervals vertically, in described fault simulation gear (20)
Heart bore edges are provided with axial ledge (21), and described axial ledge is provided with the radial screw bore (22) running through this flange, described event
Barrier simulation gear (20) arranges screw with the rotating shaft of respective place by screw thread in the hole and realizes axial restraint；
Described base (10) is provided with the installing hole (16) that two rows are used for installing second bearing seat (15), described installing hole (16) edge
Direction uniform intervals arrangement perpendicular to first rotating shaft (11) axis.
3. a kind of carry out gear combination fault using the simulation gear combination malfunction test platform described in claim 1 or 2 any one
Simulation method it is characterised in that：
A. the analogy method of the different gear combination faults of realization is：Back out the screw simulating gear (20) for persistent fault, axle
The position being located in first rotating shaft (11) and the second rotating shaft (12) to movement, adjustment fault simulation gear (20) is so that two turn
On axle, engagement realized by the fault simulation gear (20) of different faults, you can the various combination fault of simulation a pair of engaged gears,
This process need to ensure that upper only a pair of the gear of first rotating shaft (11) and the second rotating shaft (12) is engaged；
B. realize variety classes or model gear replacing options are：Unload first lower coupler (19) and first bearing seat (14),
The upper lid of two bearing bracket (15), then takes out whole to first rotating shaft (11) and the second rotating shaft (12), backs out for persistent fault
Simulation gear (20) and first, second rotating shaft (11), the screw of (12), you can the fault simulation gear (20) in rotating shaft is unloaded
Under, thus another species of integral replacing or another model are similar to the fault simulation gear (20) of fault setting；
C. realizing fault simulation gear method of mutual phase transformation between parallel engagement system and Vertical Meshing mode is：By latch
(41) withdraw from from the socket (42) being currently located and guide (43), and rotating disk (40) is rotated 90 °, make another group of guide (43)
Align with plug (42), again insertable into latch (41).
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| CN201410591289.9A CN104330254B (en) | 2014-10-29 | 2014-10-29 | A kind of laboratory table of simulation gear combination fault and analogy method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410591289.9A CN104330254B (en) | 2014-10-29 | 2014-10-29 | A kind of laboratory table of simulation gear combination fault and analogy method |
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| CN104330254B true CN104330254B (en) | 2017-03-08 |
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| CN110595766A (en) * | 2019-08-30 | 2019-12-20 | 天津工业大学 | Gear drive system axis misalignment fault simulation experiment table |
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