CN208076124U - A kind of multi-state change specification transmission shaft vibration measurement device - Google Patents
A kind of multi-state change specification transmission shaft vibration measurement device Download PDFInfo
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- CN208076124U CN208076124U CN201820626128.2U CN201820626128U CN208076124U CN 208076124 U CN208076124 U CN 208076124U CN 201820626128 U CN201820626128 U CN 201820626128U CN 208076124 U CN208076124 U CN 208076124U
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Abstract
The utility model is related to a kind of multi-states to become specification transmission shaft vibration measurement device, belong to transmission shaft vibration detection field.Including the first rack, driving device, holder device, the second rack, load device, driving-shaft assembly, first rack and the second rack are fixed on experiment ground, first rack is located on the left of the second rack, it connects and fixes by a pair of bolts nut, driving device is fixed on the first rack, holder device is fixed on the first rack and the second rack, and load device is fixed on the second rack, and driving-shaft assembly is fixed on holder device.The utility model has the advantages that：Using electric closure system, driving motor uses constant speed control, load motor is controlled using permanent torque, the quantitative matching of different rotating speeds and torque can be provided, the horizontal transverse movement that driving device horizontally vertically moves with load device is realized by pan drive motor, realize the adjusting of transmission shaft difference between centers angle, and easy to operate.
Description
Technical field
The utility model belongs to transmission shaft vibration detection field, especially simulates different size transmission shaft under different operating modes and shakes
Dynamic measuring device.
Background technology
For a long time, industry of the auto industry as Chinese emphasis investment and development, have been achieved with it is certain it is gratifying at
Achievement.If weighed with scale, China has become the world's largest manufacture and country of consumption, but core technology missing, from chief creating
The problems such as new scarce capacity, is still very prominent.In recent years, high-comfort in terms of heavy-duty car have become one and important grind
Study carefully direction.For this purpose, the research for the transmission shaft vibration of one of transmission system key components and parts is extremely necessary.
Transmission shaft plays very important effect in car transmissions, it by by gearbox speed change start it is motor-driven
Power is transmitted to rear-end gear reduction, and driving driving wheel makes automobile move forward and backward, and the vibration of transmission shaft is for automobile driver's body
Sense comfort level, noise and degree of safety play the influence that can not be ignored.When being driven shaft vibration more than normal range (NR), may cause
Matching loose between the apparent noise of cab vibration, transmission shaft, each parts, causes drive shafts fracture when serious
Initiation accident.So being tested the vibration of transmission shaft, analyzing and be of great significance with improvement.
Due to the variable speed at candan universal joint both ends, it can not achieve absolute dynamic balancing, complicated traveling road conditions etc. no
The presence of factor can be eliminated, therefore transmission shaft presence can not eliminate vibration.But the factor larger to transmission shaft vibration some images,
Such as：The manufacture and assembly precision of transmission shaft, the connection angle of crossed universal shaft, the position of intermediate supports and rigidity, amount of unbalance
It is excessive etc., then controllably with can study.It is driven amplitude, frequency, the vibration source of shaft vibration in order to obtain, and it is vibrated point
Then analysis achievees the purpose that reduce vibration by adjusting the corresponding image factor, designs driving-shaft assembly vibration-testing testing stand
It is necessary and feasible.
Existing transmission shaft vibration measurement device has the following problems both at home and abroad at present：
1. existing transmission shaft testing stand is chiefly used in the measurement and compensation of the unbalancing value of transmission shaft.
2. existing transmission shaft testing stand relates only to the measurement of single-ended transmission shaft.
3. existing transmission shaft testing stand cannot simulate practical vehicle operating condition, cannot especially provide big more than 1000Nm
Torque test operating mode can not provide the operating condition of test that angle between transmission shafts is 7 ° or more, also can not simulated engine, speed change
The vibration of device, rear-end gear reduction.
4. existing testing stand cannot angle between dynamic mapping transmission shafts during the test.
Invention content
The utility model provides a kind of multi-state and becomes specification transmission shaft vibration measurement device, simulate the torque of operating mode, rotating speed,
Between centers angular range is big, it can be achieved that not coax segments number, different rotating speeds, different torques, different between centers angles, different intermediate supports
The Work condition analogue of dynamic regulation between centers angle in rigidity, different inputted vibrations, experiment, and transmission shaft is measured under each operating mode
Vibration Condition.
The technical scheme adopted by the utility model is that：Including the first rack, driving device, holder device, the second rack, bear
Carry set, driving-shaft assembly, the first rack and the second rack be fixed on experiment ground, and the first rack is located on the left of the second rack,
Connect and fix by a pair of bolts nut, driving device is fixed on the first rack, holder device be fixed on the first rack with
On second rack, load device is fixed on the second rack, and driving-shaft assembly is fixed on holder device.
First rack described in the utility model includes first base, first base top plate, the first translational drive mechanism,
One protective cover, the second protective cover, third protective cover, the first guide rail, the second guide rail, third guide rail, first baffle, wherein：First
Guide rail, the second guide rail, third guide rail are arranged in parallel in first base both sides compared on low degree respectively, and the first protective cover is installed on
On one guide rail, the second protective cover is installed on the second guide rail, and third protective cover is installed on third guide rail, and first baffle is installed on
First base left side, it is more than stroke to prevent protective cover；First base top plate is connected by bolt and T-type sliding block with first base
It connects, the first translational drive mechanism includes the first pan drive motor, the first retarder, first gear, the first rack；First translation
Driving motor is installed on the first retarder, and the first retarder is installed on first base top plate left end, and the first retarder passes through the
One base deck is connect with first gear, is formed rack-and-pinion with the first rack for being fixed on first base, is realized the first bottom
Horizontal longitudinal translation of the seat top plate along first base.
Driving device described in the utility model includes driving motor, the first torque and speed sensors, first shaft coupling,
Two shaft couplings, the first supporting rack, wherein：Driving motor is installed on first base top plate, the first torque and speed sensors left end
It is coaxially connected by first shaft coupling with driving motor, and be fixed on first base top plate by the first supporting rack；First turn
Fast torque sensor right end is connect by second shaft coupling with input flange axis mechanism, realizes the transmission of rotating speed and torque.
Holder device described in the utility model includes input terminal holder group, intermediate support brace group, output end holder group
And the first protective cradle group, the second protective cradle group；Wherein output end holder group is identical as input terminal holder group structure, and second
Protective cradle group is identical as the first protective cradle group structure.
Input terminal holder group described in the utility model includes input terminal stake body, the first isolation rubber, connecting plate, input method
Blue axis mechanism, input transition ring flange, the first vibrating motor, the second vibrating motor, third vibrating motor；The input flange axis
Mechanism includes splined shaft, ring flange, bearing, axle sleeve, bearing (ball) cover；Input terminal stake body is installed on plane on first base top plate
Right side, and bottom is lined with the first isolation rubber, input flange axis mechanism is connect by bolt with connecting plate, connecting plate and input terminal
Stake body left side plane is fixedly connected, and the second vibrating motor and the first vibrating motor are completely the same, are respectively arranged in input terminal branch
On frame body right side plan, third vibrating motor is installed on lower plane in the middle part of input terminal stake body；Input flange axis mechanism right end with
Input transition ring flange connects.
Intermediate support brace group described in the utility model includes intermediate support brace body, the second isolation rubber, the first support
Piece, the second support chip, connection sheet, sensor mounting plate, upper geometrical clamp, lower geometrical clamp, wherein intermediate support brace body pass through spiral shell
Bolt is installed on first base with T-type sliding block, is connected the first support chip and the second support chip by connection sheet, sensor peace
Loading board both ends are connected to the first support chip and the second support chip side, the first support chip and the second support chip by bolt with
T-type sliding block is installed on intermediate support brace body, upper geometrical clamp and lower geometrical clamp respectively in the first support chip and the second support chip
Side is fixedly connected.
First protective cradle group described in the utility model includes protective cradle body, safe pin.
Second rack described in the utility model includes second base, second base top plate, the second translational drive mechanism, the 4th
Protective cover, the 4th guide rail, second baffle, third baffle, wherein：4th guide rail is installed on second base top plate, the 4th protection
Cover is installed on the 4th guide rail, and second baffle is installed on second base top plate left side, and third baffle is installed on second base top
Plate right side, second base top plate are linked by bolt and T-type sliding block with second base.
Second translational drive mechanism described in the utility model includes the second pan drive motor, the second retarder, the second tooth
Wheel, the second rack；Second pan drive motor is installed on the second retarder, after the second retarder is installed on second base top plate
Side, the second retarder are connect across second base top plate with second gear, and tooth is formed with the second rack for being fixed on second base
Rack-and-pinion realizes that second base top plate is translated along the horizontal cross of second base, wherein the installation of the second translational drive mechanism
Mode is identical as the first translational drive mechanism.
Load device described in the utility model includes load motor, the second torque and speed sensors, third shaft coupling,
Four shaft couplings, the second supporting rack, load motor are installed on second base top plate, the second torque and speed sensors right end and load
Motor is coaxially connected by third shaft coupling, and is fixed on second base top plate by the second supporting rack；Second rotational speed and torque
Sensor left end is connect by the 4th shaft coupling with output end holder group.
Driving-shaft assembly head end described in the utility model is connect by bolt and nut with input terminal holder group, and tail end passes through
Bolt and nut is connect with output end holder group, and intermediate supports are installed in intermediate support brace group.
The utility model has the advantages that：
1. the utility model uses electric closure system, driving motor that constant speed control, load motor is used to use permanent torque
Control, it is possible to provide the quantitative matching of different rotating speeds and torque.
2. the utility model devises the Level tune of angle between transmission shafts, avoid since load device is overweight and nothing
The problem of method is adjusted vertically.The horizontal cross that driving device horizontally vertically moves with load device is realized by pan drive motor
It is mobile, realize the adjusting of transmission shaft difference between centers angle, and easy to operate.
3. the utility model can angle between dynamic mapping transmission shafts during the test.
4. input terminal holder group can be carried with the vibrating motor in output end holder group by frequency control in the utility model
For the axial vibrational perturbation with vertical radial direction, realizes and engine luggine, gearbox vibration, rear axle vibration under actual condition are determined
Property simulation.
5. intermediate support brace group provides the support to driving-shaft assembly intermediate supports, and it can realize and press from both sides between transmission shafts
Fine tuning of the angle in horizontal cross and vertical direction.
6. the utility model is designed with input, output counter flange disk in driving-shaft assembly two ends, reduce due to anti-
Multiple installing and dismounting driving-shaft assembly is worn caused by ring flange in input, output flange axis mechanism, solves vulnerable part flange
The high problem of disk manufacturing cost.
7. the utility model can provide the number for increasing intermediate support brace group, the vibration to different hop count transmission shafts is realized
It measures.
8. the utility model is designed with isolation rubber under input rack body, output bracket body and intermediate support brace body,
It prevents the vibration of rack from reaching driving-shaft assembly by stake body, and causes vibration interference.
Description of the drawings
Fig. 1 is the utility model external structure schematic diagram；
Fig. 2 is the utility model internal structure schematic diagram；
Fig. 3 is the utility model the first rack structural schematic diagram；
Fig. 4 is the portions the utility model the first rack I enlarged drawing；
Fig. 5 is the structural schematic diagram of the first translational drive mechanism of the utility model；
Fig. 6 is the structural schematic diagram of the utility model driving device；
Fig. 7 is the structural schematic diagram of the utility model input terminal holder group；
Fig. 8 is the structural schematic diagram of the utility model input flange axis；
Fig. 9 is the structural schematic diagram of the utility model intermediate support brace group；
Figure 10 is the structural schematic diagram of the utility model intermediate support brace group, and sensor mounting plate is eliminated in figure；
Figure 11 is the structural schematic diagram of the utility model the first protective cradle group；
Figure 12 is the structural schematic diagram of the second rack of the utility model；
Figure 13 is the structural schematic diagram of the second translational drive mechanism of the utility model；
Figure 14 is the structural schematic diagram of the utility model load device；
Figure 15 is the structural schematic diagram of the utility model driving-shaft assembly；
First rack 1, driving device 2, holder device 3, the second rack 4, load device 5, driving-shaft assembly 6, in figure
One pedestal 101, first base top plate 102, the first translation driving device 103, the first protective cover 104, the second protective cover 105,
Three protective covers 106, the first guide rail 107, the second guide rail 108, third guide rail 109, first baffle 110, the first pan drive motor
10301, the first retarder 10302, first gear 10303, the first rack 10304, driving motor 201, the first speed/torque pass
Sensor 202, first shaft coupling 203, second shaft coupling 204, the first supporting rack 205, input terminal holder group 301, intermediate supports branch
Frame group 302, output end holder group 303, the first protective cradle group 304, the second protective cradle group 305, input terminal stake body
30101, the first isolation rubber 30102, connecting plate 30103, input flange axis mechanism 30104, input transition ring flange 30105,
First vibrating motor 30106, the second vibrating motor 30107, third vibrating motor 30108, intermediate support brace body 30201,
Two isolation rubbers 30202, the first support chip 30203, the second support chip 30204, connection sheet 30205, sensor mounting plate
30206, upper geometrical clamp 30207, lower geometrical clamp 30208, protective cradle body 30401, safe pin 30402, splined shaft
3010401, ring flange 3010402, bearing 3010403, axle sleeve 3010404, bearing (ball) cover 3010405, second base 401,
Two base decks 402, the second translational drive mechanism 403, the 4th protective cover 404, the 4th guide rail 405, second baffle 406, third
Baffle 407, the second pan drive motor 40301, the second retarder 40302, second gear 40303, the second rack 40304, in
Between support 601.
Specific implementation mode
As shown in Fig. 2, including the first rack 1, driving device 2, holder device 3, the second rack 4, load device 5, transmission
Axle assembly 6, the first rack 1 and the second rack 4 are fixed on experiment ground, and the first rack 1 is located at 4 left side of the second rack, passes through one
Bolt and nut is connected and is fixed, driving device 2 is fixed on the first rack 1, and holder device 3 is fixed on the first rack 1 and
On two racks 4, load device 5 is fixed on the second rack 4, and driving-shaft assembly 6 is fixed on holder device 3.
As shown in Figure 1, Figure 2, Figure 3 and Figure 4, first rack 1 includes first base 101, first base top plate
102, the first translational drive mechanism 103, the first protective cover 104, the second protective cover 105, third protective cover 106, the first guide rail
107, the second guide rail 108, third guide rail 109, first baffle 110, wherein：First guide rail 107, the second guide rail 108, third guide rail
109 are arranged in parallel in 101 both sides of first base compared on low degree respectively, and the first protective cover 104 is installed on the first guide rail 107,
Second protective cover 105 is installed on the second guide rail 108, and third protective cover 106 is installed on third guide rail 109, and it is anti-to provide experiment
Shield；First baffle 110 is installed on 101 left side of first base, and it is more than stroke to prevent protective cover；First base top plate 102 passes through
Bolt and T-type sliding block are connect with first base 101, as shown in figure 5, the first translational drive mechanism 103 includes the first driven in translation
Motor 10301, the first retarder 10302, first gear 10303, the first rack 10304；First pan drive motor 10301 is pacified
Loaded on the first retarder 10302, the first retarder 10302 is installed on 102 left end of first base top plate, the first retarder
10302 connect across first base top plate 102 with first gear 10303, with the first rack for being fixed on first base 101
10304 form rack-and-pinion, realize horizontal longitudinal translation of the first base top plate 102 along first base 101.
As shown in fig. 6, the driving device 2 includes driving motor 201, the first torque and speed sensors 202, first
Axis device 203, second shaft coupling 204, the first supporting rack 205, wherein：Driving motor 201 is installed on first base top plate 102,
And 10301 right side of the first pan drive motor, 202 left end of the first torque and speed sensors pass through first with driving motor 201
Axis device 203 is coaxially connected, and is fixed on first base top plate 102 by the first supporting rack 205；First torque and speed sensors
202 right ends are connect by second shaft coupling 204, using resilient membrane type coupling with input flange axis mechanism 30104, are realized and are turned
The transmission of speed and torque.
As shown in Fig. 2, the holder device 3 includes input terminal holder group 301, intermediate support brace group 302, output end
Holder group 303 and the first protective cradle group 304, the second protective cradle group 305；Wherein output end holder group 303 and input terminal
301 structure of holder group is identical, and the second protective cradle group 305 is identical as 304 structure of the first protective cradle group,
As described in Figure 7, the input terminal holder group 301 include input terminal stake body 30101, the first isolation rubber 30102,
Connecting plate 30103, input flange axis mechanism 30104, input transition ring flange 30105, the first vibrating motor 30106, second shake
Dynamic motor 30107, third vibrating motor 30108；As shown in figure 8, the input flange axis mechanism 30104 includes splined shaft
3010401, ring flange 3010402, bearing 3010403, axle sleeve 3010404, bearing (ball) cover 3010405；Input terminal stake body
30101 are installed on first base top plate 102 on the right side of plane, and bottom is lined with the first isolation rubber 30102, input flange axis
Mechanism 30104 is connect by bolt with connecting plate 30103, and connecting plate 30103 is fixed with 30101 left side plane of input terminal stake body
Support of the input terminal stake body 30101 to input flange axis mechanism 30104 is realized in connection；Second vibrating motor 30107 and
One vibrating motor 30106 is completely the same, is respectively arranged on 30101 right side plan of input terminal stake body, third vibrating motor
30108 are installed on 30101 middle part lower plane of input terminal stake body；30104 right end of input flange axis mechanism and input transition flange
Disk 30105 connects, and power passes through input flange axis mechanism 30104, and driving-shaft assembly is passed to by input transition flange 30105
6,
As shown in Figure 9, Figure 10, the intermediate support brace group 302 includes intermediate support brace body 30201, the second shock insulation
It is rubber 30202, the first support chip 30203, the second support chip 30204, connection sheet 30205, sensor mounting plate 30206, upper solid
Clamp 30207, lower geometrical clamp 30208, wherein intermediate support brace body 30201 are installed on the first bottom by bolt and T-type sliding block
Seat 101, is connected the first support chip 30203 and the second support chip 30204 by connection sheet 30205, sensor mounting plate
30206 both ends are connected to 30204 side of the first support chip 30203 and the second support chip, the first support chip 30203 and
Two support chips 30204 are installed on intermediate support brace body 30201, upper geometrical clamp 30207 and lower fixation by bolt and T-type sliding block
Folder 30208 is fixedly connected with the first support chip 30203 with 30204 inside of the second support chip respectively, and intermediate supports 601 pass through upper solid
The annulus that clamp 30207 is formed with lower geometrical clamp 30208, is fastened with bolt；
As shown in figure 11, the first protective cradle group 304 includes protective cradle body 30401, safe pin 30402；
As shown in figure 12, second rack 4 includes second base 401, second base top plate 402, the second driven in translation
Mechanism 403, the 4th protective cover 404, the 4th guide rail 405, second baffle 406, third baffle 407, wherein：4th guide rail 405 is pacified
Loaded on second base top plate 402, the 4th protective cover 404 is installed on the 4th guide rail 405, provides test safety；Second baffle
406 are installed on 402 left side of second base top plate, and third baffle 407 is installed on 402 right side of second base top plate, prevent
Four protective covers 404 are more than stroke；Second base top plate 402 is linked by bolt and T-type sliding block with second base 401,
As shown in figure 13, second translational drive mechanism 403 slows down including the second pan drive motor 40301, second
Device 40302, second gear 40303, the second rack 40304；Second pan drive motor 40301 is installed on the second retarder
On 40302, the second retarder 40302 is installed on 402 rear side of second base top plate, and the second retarder 40302 passes through second base
Top plate 402 is connect with second gear 40303, and rack-and-pinion is formed with the second rack 40304 for being fixed on second base 401,
Realize that second base top plate 402 is translated along the horizontal cross of second base 401, wherein the installation of the second translational drive mechanism 403
Mode is identical as the first translational drive mechanism 103.
As shown in figure 14, the load device 5 includes load motor 501, the second torque and speed sensors 502, third
Shaft coupling 503, the 4th shaft coupling 504, the second supporting rack 505, load motor 501 are installed on (second on second base top plate 402
40301 front side of pan drive motor), 502 right end of the second torque and speed sensors passes through third shaft coupling with load motor 501
With 503 axis connections, and it is fixed on second base top plate 402 by the second supporting rack 505；Second torque and speed sensors 502
Left end is connect by the 4th shaft coupling 504 with output end holder group 303, realizes the transmission of rotating speed and torque, wherein load motor
501 is completely the same with driving motor 201, the second torque and speed sensors 502 and the first speed/torque sensor 201 complete one
It causing, third shaft coupling 503 and first shaft coupling 203 are completely the same, and the 4th shaft coupling 504 and second shaft coupling 204 are completely the same,
Second supporting rack 505 and the first supporting rack 205 are completely the same.
As shown in figure 15,6 head end of driving-shaft assembly is connect by bolt and nut with input terminal holder group 301, tail
End is connect by bolt and nut with output end holder group 303, and intermediate supports 601 are installed in intermediate support brace group 302.
Experiment process：
Testing program one：It is 0~3000Nm that the utility model, which is suitable for torque,；Rotating speed is 0~2000r/min；Between centers presss from both sides
Angle is 0~30 °；Transmission shaft hop count is the operating condition of test of single hop or multistage.It is double that three representative universal joints are only introduced herein
Section axis, parameters are when normal operation：Torque 1500Nm；Rotating speed 1000r/min；9 ° of between centers angle.
Testing a specific implementation process includes：Early-stage preparations, experiment process, last phase tidying up.
The early-stage preparations of experiment one are as follows：
1. checkout facility platform whether there is security risk；
It is required 2. whether checkout facility platform meets startup；
3. check control system, measuring system whether normal operation；
4. preparing to be tested driving-shaft assembly 6.
The experiment process of experiment one is as follows：
1. installing driving-shaft assembly 6；
2. adjusting 6 between centers angle of driving-shaft assembly；
3. installing sensor；
4. being closed protective cover；
5. firing test platform；
6. acquiring and recording vibration parameters；
7. closing testing stand；
8. dismantling driving-shaft assembly.
The post-processing of experiment one is as follows：
1. the vibration parameters recorded are analyzed through row；
2. obtaining the drive characteristic of each vibration effect factor and the coupled characteristic of each vibration effect factor；
3. driving-shaft assembly is adjusted or is improved according to analysis result.
Key operation is as follows with test procedure：
1. before experiment, when adjusting driving-shaft assembly between centers angle, input terminal holder group 301 and intermediate supports rigidity 302
It is motionless, by controlling the second pan drive motor 40301, adjust the opposite position of second base top plate 402 and second base 401
It sets so that output end holder group 303 is moved relative to second base 401, realizes the adjusting of driving-shaft assembly between centers angle.
2. in test, can the second pan drive motor of dynamic control 40301, adjust second base top plate 402 and second
The relative position of pedestal 401 so that output end holder group 303 is moved relative to second base 401, realizes driving-shaft assembly between centers folder
The dynamic regulation at angle.
3. adjusting rotating speed by controlling driving motor 201, torque is adjusted by controlling load motor 501, passes through control the
One vibrating motor 30106, the second vibrating motor 30107 adjust input terminal axial vibration disturbance, by controlling third vibrating motor
30108 adjust input terminals vertical radial vibrations disturbance, so realize to different between centers angles, different rotating speeds, different torques, no
With the simulation of vibrational perturbation.
4. in experiment, it should first progress single argument experiment (including：Rotating speed, torque, between centers angle, input terminal vibrational perturbation,
Output end vibrational perturbation), then carry out Multivariable Coupling experiment.
Testing program two：The utility model can also provide the measurement to single hop axis, multistage axis, measurable transmission shaft
Length range meets the vibration measurement needs of the various driving-shaft assemblies of a variety of models of market passage in 400mm -6000mm.
1. being directed to the vibration measurement of single hop axis, intermediate support brace group 302 can not be used, passes through the first translation of control
Driving motor 10301 adjusts the relative position of first base top plate 102 and first base 101 to suitable, and by driving-shaft assembly
Head end tail end is connected respectively at input terminal holder group 301 and output end holder group 303.
2. being directed to the vibration measurement of multistage axis, 302 numbers of intermediate support brace group can be increased, make itself and intermediate supports
601 numbers are consistent.
Claims (7)
1. a kind of multi-state becomes specification transmission shaft vibration measurement device, it is characterised in that：Including the first rack, driving device, branch
Rack device, the second rack, load device, driving-shaft assembly, the first rack and the second rack are fixed on experiment ground, the first rack
On the left of the second rack, connects and fix by a pair of bolts nut, driving device is fixed on the first rack, holder device
It is fixed on the first rack and the second rack, load device is fixed on the second rack, and driving-shaft assembly is fixed on holder device
On.
2. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
First rack includes first base, first base top plate, the first translational drive mechanism, the first protective cover, the second protective cover, third
Protective cover, the first guide rail, the second guide rail, third guide rail, first baffle, wherein：First guide rail, the second guide rail, third guide rail point
It is not arranged in parallel in first base both sides compared on low degree, the first protective cover is installed on the first guide rail, the installation of the second protective cover
In on the second guide rail, third protective cover is installed on third guide rail, and first baffle is installed on first base left side, prevents from protecting
Cover is more than stroke；First base top plate is connect by bolt and T-type sliding block with first base, and the first translational drive mechanism includes the
One pan drive motor, the first retarder, first gear, the first rack；First pan drive motor is installed on the first retarder
On, the first retarder is installed on first base top plate left end, and the first retarder is connect across first base top plate with first gear,
Rack-and-pinion is formed with the first rack for being fixed on first base, realizes that first base top plate is longitudinal along the level of first base
Translation.
3. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
Driving device includes driving motor, the first torque and speed sensors, first shaft coupling, second shaft coupling, the first supporting rack,
In：Driving motor is installed on first base top plate, and the first torque and speed sensors left end passes through the first shaft coupling with driving motor
Device is coaxially connected, and is fixed on first base top plate by the first supporting rack；First torque and speed sensors right end passes through
Two shaft couplings are connect with input flange axis mechanism, realize the transmission of rotating speed and torque.
4. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
Holder device includes input terminal holder group, intermediate support brace group, output end holder group and the first protective cradle group, the second guarantor
Protect holder group；Wherein output end holder group is identical as input terminal holder group structure, the second protective cradle group and the first protective cradle
Group structure is identical；
The input terminal holder group includes input terminal stake body, the first isolation rubber, connecting plate, input flange axis mechanism, input
Counter flange disk, the first vibrating motor, the second vibrating motor, third vibrating motor；The input flange axis mechanism includes spline
Axis, ring flange, bearing, axle sleeve, bearing (ball) cover；Input terminal stake body is installed on first base top plate on the right side of plane, and bottom
It is lined with the first isolation rubber, input flange axis mechanism is connect by bolt with connecting plate, connecting plate and input terminal stake body left side
Plane is fixedly connected, and the second vibrating motor and the first vibrating motor are completely the same, is respectively arranged in flat on the right side of input terminal stake body
On face, third vibrating motor is installed on lower plane in the middle part of input terminal stake body；Input flange axis mechanism right end and input transition method
Blue disk connection；
The intermediate support brace group include intermediate support brace body, the second isolation rubber, the first support chip, the second support chip,
Connection sheet, sensor mounting plate, upper geometrical clamp, lower geometrical clamp, wherein intermediate support brace body are installed by bolt and T-type sliding block
In first base, the first support chip and the second support chip are connected by connection sheet, sensor mounting plate both ends connect respectively
It is connected to the first support chip and the second support chip side, the first support chip is installed on the second support chip by bolt and T-type sliding block
Intermediate support brace body, upper geometrical clamp are fixedly connected on the inside of the first support chip and the second support chip respectively with lower geometrical clamp；
The first protective cradle group includes protective cradle body, safe pin.
5. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
Two racks include second base, second base top plate, the second translational drive mechanism, the 4th protective cover, the 4th guide rail, second gear
Plate, third baffle, wherein：4th guide rail is installed on second base top plate, and the 4th protective cover is installed on the 4th guide rail, and second
Baffle is installed on second base top plate left side, and third baffle is installed on second base top plate right side, and second base top plate is logical
It crosses bolt and T-type sliding block is linked with second base；
Second translational drive mechanism includes the second pan drive motor, the second retarder, second gear, the second rack；The
Two pan drive motors are installed on the second retarder, and the second retarder is installed on rear side of second base top plate, the second retarder
It is connect with second gear across second base top plate, forms rack-and-pinion with the second rack for being fixed on second base, realize
Second base top plate is translated along the horizontal cross of second base, wherein the mounting means of the second translational drive mechanism and the first translation
Driving mechanism is identical.
6. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
Load device includes load motor, the second torque and speed sensors, third shaft coupling, the 4th shaft coupling, the second supporting rack, load
Motor is installed on second base top plate, and the second torque and speed sensors right end is coaxially connected with load motor by third shaft coupling
It connects, and is fixed on second base top plate by the second supporting rack；Second torque and speed sensors left end passes through the 4th shaft coupling
It is connect with output end holder group.
7. a kind of multi-state according to claim 1 becomes specification transmission shaft vibration measurement device, it is characterised in that：Described
Driving-shaft assembly head end is connect by bolt and nut with input terminal holder group, and tail end is connected by bolt and nut and output end holder group
It connects, intermediate supports are installed in intermediate support brace group.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279106A (en) * | 2018-04-27 | 2018-07-13 | 吉林大学 | A kind of multi-state change specification transmission shaft vibration measurement device |
| CN111054579A (en) * | 2019-12-11 | 2020-04-24 | 沈阳航天三菱汽车发动机制造有限公司 | Glue spreading machine for engine oil pressure switch of plug-in hybrid electric vehicle |
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2018
- 2018-04-27 CN CN201820626128.2U patent/CN208076124U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108279106A (en) * | 2018-04-27 | 2018-07-13 | 吉林大学 | A kind of multi-state change specification transmission shaft vibration measurement device |
| CN111054579A (en) * | 2019-12-11 | 2020-04-24 | 沈阳航天三菱汽车发动机制造有限公司 | Glue spreading machine for engine oil pressure switch of plug-in hybrid electric vehicle |
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