CN209372415U - Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading - Google Patents
Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading Download PDFInfo
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- CN209372415U CN209372415U CN201920182833.2U CN201920182833U CN209372415U CN 209372415 U CN209372415 U CN 209372415U CN 201920182833 U CN201920182833 U CN 201920182833U CN 209372415 U CN209372415 U CN 209372415U
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- gear
- shaft
- case
- rotating disk
- clutch
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Abstract
Misalign the gear fatigue tester with flank of tooth unbalance loading the utility model discloses a kind of consideration gear, the gear fatigue tester by testing gears case (1), torque clutch (3), input shaft (4), shaft coupling (5), motor (6), rotating disk case (10), output shaft (8) and loading clutch (9) is accompanied to assembly；The utility model is controlled by the amount of misaligning and unbalance loading amount of the easy mechanical device to gearbox medium gear pair, so that the vibration signal for gear-box is monitored, it is simple for structure, it is applied widely, it efficiently accomplishes misaligning for different gear parameters and is simulated with the experiment of unbalance loading failure.
Description
Technical field
The utility model relates to gear fatigue testers, and in particular to it is tired with the gear of flank of tooth unbalance loading to consider that gear is misaligned
Labor testing machine.
Background technique
Gear-box is one of very important intermediate power transmission part in mechanical driving device.Its major function is to change
The rotation speed of shaft, transmitting torque and dynamic branch etc..Gear-box in the process of running, due to by Gear shape process error,
The influence of alternating load or system installation error, inevitably causing gear-box, there are case crush, spot corrosion, gear peaces
Dress, which is misaligned, installs the fault types such as unbalance loading with the flank of tooth, to cause the vibration and noise of gear-box, and then shortens gear-box tooth
The service life of wheel leads to bigger loss of economic benefit and casualties.Therefore, we gearbox fault generation in early stage
It can be monitored by vibration signal and effectively be prejudged, and be made up using appropriate method, unnecessary warp will be avoided
Ji and personal casualty loss.
The basic principle that gear-box carries out fault simulation is: firstly, carrying out gear distress simulation using failure gear-box；So
Afterwards, vibration signals collecting is carried out using data acquisition device, obtains the vibration fault under different faults type, different faults degree
Signal；Finally, being analyzed using signal processing method vibration signal, obtain under different faults type and different faults degree
Fault signature, carry out the diagnosis of fault type.
Currently, general gear testing machine is easy simulation gear faults itself, such as: rippling, case crush, tooth root crackle
Simulation.But the general more difficult simulation completed Basis of Gear Deviation Load and misalign failure of gear testing machine.Meanwhile for testing machine
Load, more testing machine loaded using magnetic powder brake, there are maximum loads relatively small, upkeep cost compared with
The deficiencies of high.Moreover, general gear testing machine is often bath lubrication, can not effectively eliminate gearbox temperature in short term,
It is difficult to be operated for a long time, therefore is difficult to monitor the vibration signal of the whole life cycle of gear fatigue damage.
The fault diagnosis research of gear has become a research hotspot.How effective laboratory facilities progress failure letter is passed through
Number simulation play an important roll.General gear testing machine is limited to the overall structure of transmission, and gear box structure is carried out
The simulation tool with unbalance loading is misaligned to acquire a certain degree of difficulty.It can only carry out simply operating test simultaneously for common gear-box, very
The test of gear fatigue life experiment can be carried out in long time running less.
Summary of the invention
The purpose of this utility model is: a kind of gear fatigue tester for considering gear and misaligning with flank of tooth unbalance loading is designed,
Gear-box the long-play situation Imitating gear of oil jet lubrication misalign with flank of tooth unbalance loading failure and carry out gear fatigue
Damage check.
To achieve the goals above, technical solution provided by the utility model is: the gear fatigue tester includes
Testing gears case, input shaft, shaft coupling, motor, accompanies rotating disk case, output shaft and loading clutch at torque clutch, tests tooth
Installation test gear mesh in roller box accompanies in rotating disk case installation to accompany rotating disk pair, motor, accompany rotating disk case and testing gears case and
Ground face contact platform is fixedly mounted using foundation bolt, and testing gears case passes through torque clutch with the input terminal of rotating disk case is accompanied
Device, input shaft are connected with each other, and testing gears case is mutually interconnected with the output end of rotating disk case is accompanied by output shaft, loading clutch
It connects, motor accompanies the input terminal of rotating disk case through shaft coupling connection, and overall structure considers that gear misaligns the gear with flank of tooth unbalance loading
Fatigue tester；In bulk testing machine, accompany rotating disk to, it is test gear mesh, torque clutch, input shaft, loading clutch, defeated
Shaft is rotating member, and power transmission process is: motor generates power, exports by shaft coupling to rotating disk case is accompanied, drives
Accompany rotating disk to rotation；On the one hand by power transmission to output shaft and loading clutch；On the other hand by power transmission to input
Axis is simultaneously transferred to torque clutch along straight line, and torque clutch drives the testing gears pair of testing gears case, and power is transferred to survey
Examination gear-box simultaneously outputs power to loading clutch；The power of testing gears case is being loaded with the power from output shaft at this time
Converge at clutch.
Further, testing gears case with to accompany the internal structure of rotating disk case be identical；The testing gears case
Or accompanying rotating disk case includes cabinet, octadentate rectangular spline driving shaft, octadentate rectangular spline driven shaft, driving gear and driven tooth
Wheel, octadentate rectangular spline driving shaft, octadentate rectangular spline driven shaft pass through rolling bearing respectively and are installed in parallel in cabinet, cabinet
The center of interior octadentate rectangular spline driving shaft is installed by driving gear, the center installation of the intracorporal octadentate rectangular spline driven shaft of case
The two sides of driven gear, driving gear engagement driven gear, driving gear and driven gear are all symmetrical successively to install gear
Retaining ring, adjustment axle sleeve and end ring, install compressed spring between rolling bearing two-by-two, the setting-up screw axis being mounted on cabinet
To the outer ring of the rolling bearing of corresponding octadentate rectangular spline driven shaft.
Further, the position that setting-up screw is corresponded on cabinet sets instruction vernier.
The beneficial effects of the utility model are:
1, the simulation of gear teeth face unbalance loading is carried out using the installation site that axle sleeve is adjusted flexibly, while passing through two pairs of roll adjustment spiral shells
The combination of bolt and compressed spring realizes that angle misaligns and simulation of the center away from error fault, testing gears case guarantee center away from
Gear parameter is adjusted flexibly under it is required that complete requirement of experiment.
2, the testing machine is integrally connect with ground, and for principal and subordinate's movable tooth, the positioning on axis has been all made of end ring, has adjusted
Bearing set, gear retaining ring complete the positioning of gear in axial direction, and shaft end is connect using octadentate rectangular spline with test gear, had
There is higher stability, while relatively large load torque can be undertaken.
3, power output is input to from power and has been all made of concentric shaft part transmitting power, not using V belt translation, chain conveyer etc.
Other power transmission forms avoid interference of other intermediate power transmission devices to acquisition vibration signal.
4, adjusting is misaligned using the cooperation realization gear shaft between compressed spring and setting-up screw, passes through two pairs of control
The adjustment distance of setting-up screw realizes the adjusting of the transmission shaft difference angle amount of misaligning and deviation of centre distance amount.
5, control of the testing gears to unbalance loading amount between the flank of tooth is realized by adjusting the position of gear two sides different-thickness axle sleeve
System, flexibly realizes the setting of different unbalance loading amounts.
6, it is connected between testing gears and gear shaft for octadentate rectangular spline clearance fit, easy disassembly, is guaranteeing gear
Center can flexibly replace different gear mesh parameters away from the case where.
7, the utility model is structurally reasonable, easy to operate, is suitble to various complex working conditions.
Detailed description of the invention
Fig. 1 is the principles of the present invention structural schematic diagram.
Fig. 2 is the schematic diagram of internal structure of the testing gears case of Fig. 1.
Fig. 3 is the 3D solid structure chart of the testing gears case of Fig. 1.
The testing gears case that Fig. 4 is Fig. 1 controls unbalance loading Principles of Regulation figure；(a) before unbalance loading is adjusted；(b) unbalance loading is adjusted
Later.
Fig. 5 is that the testing gears case of Fig. 1 misaligns Principles of Regulation figure；(a) standard scheme of installation；(b) angle misaligns
Adjust schematic diagram；(c) center is away from regulating error schematic diagram.
In figure: 1- testing gears case；2- tests gear mesh；3- torque clutch；4- input shaft；5- shaft coupling；6- motor；
7- accompanies rotating disk pair；8- output shaft；9- loading clutch；10- accompanies rotating disk case；11- cabinet；12- octadentate rectangular spline is actively
Axis；13- octadentate rectangular spline driven shaft；14- driving gear；15- driven gear；16- rolling bearing；17- gear retaining ring；18-
Adjust axle sleeve；19- end ring；20- compressed spring；21- setting-up screw；22- indicates vernier；23- foundation bolt；4-1 adjustment
The thickness of axle sleeve；The axle sleeve position that 4-2 need to be adjusted；Axle sleeve position after 4-3 adjustment；4-4 unbalance loading amount adjusted；5-1 is left
Side setting-up screw adjusts distancem(angle misaligns)；The angle 5-2 misaligns angleθ；Setting-up screw adjusts distance on the left of 5-3k1；5-4
Right side setting-up screw adjusts distancek2。
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples, mainly to the technology in implementation
Scheme carries out clear, complete description, and described function is only that a part is implemented, rather than all implements function.
Fig. 1 is the principles of the present invention structural schematic diagram；Fig. 2 is the schematic diagram of internal structure of the testing gears case of Fig. 1；
Fig. 3 is the 3D solid structure chart of the testing gears case of Fig. 1.
As shown in Figure 1, the gear fatigue tester includes testing gears case 1, torque clutch 3, input shaft 4, shaft coupling
5, motor 6, accompany rotating disk case 10, output shaft 8 and loading clutch 9, installation test gear mesh 2, accompanies and turns tooth in testing gears case 1
Installation accompanies rotating disk to 7 in roller box 10, and motor 6 accompanies rotating disk case 10 and testing gears case 1 and ground face contact platform using lower margin
Bolt 23 is fixedly mounted, and testing gears case 1 is interconnected with the input terminal of rotating disk case 10 is accompanied by torque clutch 3,4 phase of input shaft
It connects, testing gears case 1 is connected with each other with the output end of rotating disk case 10 is accompanied by output shaft 8, loading clutch 9, and motor 6 is through joining
Axis device 5 connects the input terminal for accompanying rotating disk case 10, and overall structure considers that gear misaligns the gear fatigue test with flank of tooth unbalance loading
Machine；In bulk testing machine, accompany rotating disk to 7, test gear mesh 2, torque clutch 3, input shaft 4, loading clutch 9, output
Axis 8 is rotating member, and power transmission process is: motor 6 generates power, by the output of shaft coupling 5 to accompanying rotating disk case 10, band
It is dynamic that rotating disk is accompanied to rotate to 7；On the one hand by power transmission to output shaft 8 and loading clutch 9；On the other hand extremely by power transmission
Input shaft 4 is simultaneously transferred to torque clutch 3 along straight line, and torque clutch 3 drives the testing gears of testing gears case to 2, power
It is transferred to testing gears case and outputs power to loading clutch 9；At this time the power of testing gears case with from output shaft 8
Power converges at loading clutch 9.
As shown in Figure 2 and Figure 3, testing gears case 1 with to accompany the internal structure of rotating disk case 10 be identical；The test
Gear-box or to accompany rotating disk case include cabinet 11, octadentate rectangular spline driving shaft 12, octadentate rectangular spline driven shaft 13, driving tooth
Wheel 14 and driven gear 15, octadentate rectangular spline driving shaft 12, octadentate rectangular spline driven shaft 13 pass through rolling bearing 16 respectively
It is installed in parallel in cabinet 11, driving gear 14, cabinet 11 are installed in the center of the octadentate rectangular spline driving shaft 12 in cabinet 11
Driven gear 15 is installed at the center of interior octadentate rectangular spline driven shaft 13, and driving gear 14 engages driven gear 15, driving tooth
The two sides of wheel 14 and driven gear 15 are all symmetrical successively to install gear retaining ring 17, adjusts axle sleeve 18 and end ring 19, and two
Compressed spring 20 is installed between two rolling bearings, the axial corresponding octadentate rectangular spline of the setting-up screw 21 being mounted on cabinet 11 from
The outer ring of the rolling bearing of moving axis 13.
Further, the position that setting-up screw 21 is corresponded on cabinet 11 sets instruction vernier 22.
Embodiment 1: testing gears case controls unbalance loading and adjusts
As shown in figure 4, the testing gears case for Fig. 1 controls unbalance loading Principles of Regulation figure；Wherein: before (a) unbalance loading is adjusted；
(b) after unbalance loading is adjusted；Specific unbalance loading regulating step is as follows: when needing to adjust unbalance loading amountlWhen, find the tune of respective thickness
Bearing covers 4-1, and before gear installation, octadentate rectangular spline driven shaft is extracted out from gear-box, and the adjustment axle sleeve in left side is moved
It moves to the position 4-3 of adjustment axle sleeve on the right side of shaft part, and completes the installation of remaining parts in turn, to realize that unbalance loading amount istThe flank of tooth
Unbalance loading 4-4 installation.
Embodiment 2: testing gears case misaligns adjusting
As shown in figure 5, the testing gears case for Fig. 1 misaligns Principles of Regulation figure；Wherein: (a) standard scheme of installation；
(b) angle misaligns adjusting schematic diagram；(c) center is away from regulating error schematic diagram；Specific angle misaligns and center is away from error tune
Steps are as follows for section: when needing to carry out gear angle to misalign adjusting, independent adjusting left side setting-up screw (or on the right side of individually adjusting
Setting-up screw, left side are motionless), right side bolt remains stationary, and effective shaft part length under bearing support isn, left side compression at this time
Length bem(see 5-1 in figure), the length are obtained by observation instruction vernier, then the angle amount of misaligning at this timeθFor
(see 5-2 in figure):
(1)
Adjusting for center away from error adjusts the setting-up screw of left and right sides simultaneously at this time, and driven shaft is made to complete whole move
Dynamic, the registration for reading left and right sides roll adjustment spring at this time is respectivelyk1,k2 (see 5-3 and 5-4 in figure, which passes through finger respectively
Show that vernier is directly read), then the center of the adjustment is away from errorkAre as follows:
(2)
Adjusting of the center away from error is then completed at this time.
Although the implementation of the utility model is described above, for those skilled in the art, it is readily understood that；
But carry out that a variety of variations are adjusted, modifications and variations are to be applicable in the improvement of actual condition according to operating condition, still fall within the utility model
Protection scope.
Claims (3)
1. considering that gear misaligns the gear fatigue tester with flank of tooth unbalance loading, it is characterized in that: the gear fatigue tester includes
Testing gears case (1), input shaft (4), shaft coupling (5), motor (6), accompanies rotating disk case (10), output shaft at torque clutch (3)
(8) and loading clutch (9), installation test gear mesh (2) in testing gears case (1) is accompanied in rotating disk case (10) installation to accompany and is turned
Gear mesh (7), motor (6) accompany rotating disk case (10) and testing gears case (1) and ground face contact platform using foundation bolt (23)
It is fixedly mounted, testing gears case (1) passes through torque clutch (3), input shaft (4) mutually with the input terminal for accompanying rotating disk case (10)
Connection, testing gears case (1) are mutually interconnected with the output end of rotating disk case (10) is accompanied by output shaft (8), loading clutch (9)
It connects, motor (6) accompanies the input terminal of rotating disk case (10) through shaft coupling (5) connection, and overall structure consideration gear misaligns and the flank of tooth
The gear fatigue tester of unbalance loading；In bulk testing machine, accompany rotating disk to (7), test gear mesh (2), torque clutch (3),
Input shaft (4), loading clutch (9), output shaft (8) are rotating member, and power transmission process is: motor (6) generates power,
By shaft coupling (5) output to accompanying rotating disk case (10), drive accompanies rotating disk to rotate (7)；On the one hand by power transmission to defeated
Shaft (8) and loading clutch (9)；Another aspect by power transmission to input shaft (4) and is transferred to torque clutch along straight line
(3), for the testing gears of torque clutch (3) driving testing gears case to (2), power is transferred to testing gears case and power is defeated
Out to loading clutch (9)；The power of testing gears case is with the power from output shaft (8) at loading clutch (9) at this time
Converge.
2. consideration gear according to claim 1 misaligns the gear fatigue tester with flank of tooth unbalance loading, it is characterized in that: surveying
It is identical that gear-box (1), which is tried, with the internal structure for accompanying rotating disk case (10)；The testing gears case accompanies rotating disk luggage
Include cabinet (11), octadentate rectangular spline driving shaft (12), octadentate rectangular spline driven shaft (13), driving gear (14) and driven tooth
It takes turns (15), octadentate rectangular spline driving shaft (12), octadentate rectangular spline driven shaft (13) are parallel by rolling bearing (16) respectively
It is mounted in cabinet (11), driving gear (14) are installed at the center of the octadentate rectangular spline driving shaft (12) in cabinet (11), case
Driven gear (15) are installed at the center of octadentate rectangular spline driven shaft (13) in body (11), and driving gear (14) engages driven tooth
It takes turns (15), the two sides of driving gear (14) and driven gear (15) are all symmetrical successively to install gear retaining ring (17), adjustment axis
(18) and end ring (19) are covered, compressed spring (20) are installed between rolling bearing two-by-two, the roll adjustment being mounted on cabinet (11)
Bolt (21) axially corresponds to the outer ring of the rolling bearing of octadentate rectangular spline driven shaft (13).
3. consideration gear according to claim 2 misaligns the gear fatigue tester with flank of tooth unbalance loading, it is characterized in that:
The position that setting-up screw (21) is corresponded on cabinet (11) sets instruction vernier (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920182833.2U CN209372415U (en) | 2019-02-01 | 2019-02-01 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920182833.2U CN209372415U (en) | 2019-02-01 | 2019-02-01 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
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| Publication Number | Publication Date |
|---|---|
| CN209372415U true CN209372415U (en) | 2019-09-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920182833.2U Withdrawn - After Issue CN209372415U (en) | 2019-02-01 | 2019-02-01 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
Country Status (1)
| Country | Link |
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| CN (1) | CN209372415U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738185A (en) * | 2019-02-01 | 2019-05-10 | 江苏省金象传动设备股份有限公司 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
| CN111735624A (en) * | 2020-08-03 | 2020-10-02 | 浙江捷众科技股份有限公司 | Double-sided meshing detector for transmission gear for lifting automobile window glass |
| CN114509258A (en) * | 2022-01-12 | 2022-05-17 | 安徽科技学院 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
-
2019
- 2019-02-01 CN CN201920182833.2U patent/CN209372415U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109738185A (en) * | 2019-02-01 | 2019-05-10 | 江苏省金象传动设备股份有限公司 | Consider that gear misaligns the gear fatigue tester with flank of tooth unbalance loading |
| CN109738185B (en) * | 2019-02-01 | 2023-09-26 | 江苏省金象传动设备股份有限公司 | Gear fatigue testing machine considering gear misalignment and gear surface unbalanced load |
| CN111735624A (en) * | 2020-08-03 | 2020-10-02 | 浙江捷众科技股份有限公司 | Double-sided meshing detector for transmission gear for lifting automobile window glass |
| CN111735624B (en) * | 2020-08-03 | 2021-01-19 | 浙江捷众科技股份有限公司 | Double-sided meshing detector for transmission gear for lifting automobile window glass |
| CN114509258A (en) * | 2022-01-12 | 2022-05-17 | 安徽科技学院 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
| CN114509258B (en) * | 2022-01-12 | 2023-09-12 | 安徽科技学院 | Vibration and noise integrated testing machine for experimental study of gear characteristics of speed reducer |
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| GR01 | Patent grant | ||
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20190910 Effective date of abandoning: 20230926 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20190910 Effective date of abandoning: 20230926 |