CN206036137U - Non - round gear drive characteristic testing arrangement - Google Patents
Non - round gear drive characteristic testing arrangement Download PDFInfo
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- CN206036137U CN206036137U CN201620609273.0U CN201620609273U CN206036137U CN 206036137 U CN206036137 U CN 206036137U CN 201620609273 U CN201620609273 U CN 201620609273U CN 206036137 U CN206036137 U CN 206036137U
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Abstract
The utility model provides a non - round gear drive characteristic testing arrangement, includes a second grade gear reducer, and first order gear pair type of belt drive is knuckle -tooth wheel set (11, 13) transmission in the reduction gear, installs respectively on input shaft (9) and jackshaft (6), and gear pair centre -to -centre spacing is 135mm, second level gear pair type of belt drive is vice (5, 7) the transmission of non -circular gear, installs respectively on jackshaft (6) and output shaft (4), and gear pair centre -to -centre spacing is 135mm, wherein each gear passes through the button head parallel key and is connected with input shaft (9), jackshaft (6), output shaft (4), and each gear passes through the shaft shoulder and sleeve location, on the each shaft all is fixed in the reduction case through angular contact ball bearing, and the one end of input shaft (9) passes through bearing end plate and seals in the reduction gear, and the other end stretches out, and the one end of jackshaft (6) is passed through bearing end plate and is sealed in the reduction gear, and the other end stretches out, and the both ends of output shaft (4) are stretches out the structure, the reduction case wall mounting has three -dimensional acceleration sensor.
Description
Technical field
This utility model is related to gear drive characteristic test device.
Background technology
Compared with most commonly seen Knucle-gear, the pitch curve of non-circular gear has no longer been circle, and can be designed as appointing
Meaning complicated shape, therefore can realize non-at the uniform velocity than transmission.Have benefited from the development of Gear Manufacturing Technology, people devise various inhomogeneities
The non-circular gear of type and it is applied in industrial products, from elliptic gear to helical line gear, even shape is increasingly complex
Not rounded helical gear.And be developed before being applied to reality in all kinds of non-circular gears, it is necessary to test its drive characteristic to determine this
Whether gear disclosure satisfy that actually used demand, at present to the analysis of non-circular gear drive characteristic mostly by theory analysis with it is soft
Part the Realization of Simulation, but its to there is simulated environment excessively preferable, it is difficult to completely real to reproduce transmission process, test data is single,
As a result inaccurate the shortcomings of, and the gear drive specificity analysises being unfavorable under actual working conditions.
The content of the invention
The purpose of this utility model is to provide a kind of non-circular gear drive characteristic test device.
This utility model is a kind of non-circular gear drive characteristic test device, including a secondary gear reducer, is slowed down
In device, first order gear pair type of belt drive is driven for knuckle-tooth wheel set 11,13, is respectively arranged on input shaft 9 and jackshaft 6, gear
Sub-center is away from for 135mm；Second level gear pair type of belt drive be noncircular gear pair 5,7 be driven, be respectively arranged in jackshaft 6 with it is defeated
On shaft 4, gear pair centre-to-centre spacing is 135mm；Wherein each gear is connected with input shaft 9, jackshaft 6, output shaft 4 by round end flat key
Connect, and each gear is positioned with sleeve by the shaft shoulder；Each axle is fixed on reduction case by angular contact ball bearing, and is input into
One end of axle 9 is closed in decelerator by bearing (ball) cover, and the other end stretches out, and one end of jackshaft 6 is closed by bearing (ball) cover
In decelerator, the other end stretches out, and the two ends of output shaft 4 are stretches out structure；Three-dimensional acceleration is installed on reduction-gear housing body wall
Degree sensor.
The beneficial effects of the utility model be can test and obtain variety classes, different order, different loads under the conditions of
Non-circular gear drive characteristic and vibration characteristics, with application it is extensive, interchangeability is good the features such as.The device can not only be true
Reflect transmission process of the tested non-circular gear under actual working conditions, and can test its more structurally sound transmission parameter with
Vibration characteristics, for providing reference frame using the selection of early stage design parameter.
Description of the drawings
Fig. 1 is structural representation of the present utility model, and Fig. 2 is device assembling plan view, and Fig. 3 is device assembling front view,
Fig. 4 be identical central away from lower single order non-circular gear tooth profile engagement figure, Fig. 5 is that identical central is nibbled away from lower 2-3 ranks non-circular gear tooth profile
Close figure.Reference and correspondence are entitled：Cabinet base 1, bearing (ball) cover 2, screw 3, output shaft 4, non-circular gear 5, jackshaft
6, non-circular gear 7, bearing (ball) cover 8, input shaft 9, round end flat key 10, Knucle-gear 11, sleeve 12, Knucle-gear 13, felt circle 14, pad
Piece 15, bearing 16, foundation bolt 17, oil seal ring 18, plug cock 19, suspension hook 20, case lid 21, alignment pin 22, bolt 23, nut 24,
Spring washer 25.
Specific embodiment
As shown in figure 1, basic structure of the present utility model is made up of three parts：1. mechanical structure portion, 2. electrical control
Part, 3. test software part.Mechanical structure portion is mainly by non-circular gear reduction box drive system and transmission parameter test
Collecting device（Primary and secondary side shaft encoder, acceleration transducer etc.）；Electric control system is mainly by converter, data acquisition
And the composition such as storage device, tension controller and all kinds of electric-controlled switchs, it is responsible for realizing setting relevant parameter in transmission process
Fixed and change and the storage and extraction of each test parameter；The setting of test software part control system operational factor, uploads aobvious
The each transmission data surveyed during showing noncircular gear pair system test and vibration data, and data are carried out post processing to generate
Each transmission parameter and vibration change curve.
As shown in Fig. 2 this utility model includes a secondary gear reducer, first order gear auxiliary driving shape in decelerator
Formula is driven for knuckle-tooth wheel set 11,13, is respectively arranged on input shaft 9 and jackshaft 6, and gear pair centre-to-centre spacing is 135mm；The second level
Gear pair type of belt drive is driven for noncircular gear pair 5,7, is respectively arranged on jackshaft 6 and output shaft 4, and gear pair centre-to-centre spacing is
135mm；Wherein each gear is connected with input shaft 9, jackshaft 6, output shaft 4 by round end flat key, and each gear by the shaft shoulder with
Sleeve is positioned；Each axle is fixed on reduction case by angular contact ball bearing, and one end of input shaft 9 passes through bearing (ball) cover
It is closed in decelerator, the other end stretches out, one end of jackshaft 6 is closed in decelerator by bearing (ball) cover, and the other end stretches out,
The two ends of output shaft 4 are stretches out structure；Three-dimensional acceleration transducer is installed on reduction-gear housing body wall.
Non-circular gear drive characteristic test device of the present utility model,（1）Single order helical line gear pair centre-to-centre spacing is 135mm,
The number of teeth isZ 1=Z 2=53, modulus ism=2.5, its pitch curve equation is respectively：
；
（2）2-3 rank helical line gear pairs centre-to-centre spacing is 135mm, and the number of teeth isZ 1=44,Z 2=66, modulus ism=2.5, its section
Curvilinear equation is respectively：
；
In upper two formula,r 1It is drivewheel pitch curve in each rank helical line gear pair to footpath,r 2For in each rank helical line gear pair from
To footpath, θ 1 is drivewheel corner to driving wheel pitch curve, and θ 2 is driven pulley corner.
It is used for frequency conversion motor is installed at the external part of input shaft of the present utility model 9, is used for pacifying at the external part of jackshaft 6
Dress hollow axle disk light beam encoder, an external part of output shaft 4 are used for installing hollow axle disk light beam encoder, and another stretch
Go out end for installing magnetic powder brake.
In Fig. 2 and Fig. 3, frequency conversion motor is connected with input shaft 9 by transmission belt, is connected by flat key 10 on input shaft 9
Knucle-gear 11 is installed, Knucle-gear 13 and non-circular gear 7 on jackshaft 6, is separately installed with, output shaft 4 is provided with non-circular gear 5,
Output shaft 4 is connected with magnetic powder brake by Timing Belt.When frequency conversion motor is to 9 input power of input shaft, axle 9 drives Knucle-gear
11 rotate, and drive the synchronous axial system of jackshaft 6 and non-circular gear 7 by the engaged transmission of Knucle-gear 11 and Knucle-gear 13, non-
Knucle-gear 7 and the rotation of the engaged transmission drive output shaft 4 of non-circular gear 5, to realize the output of power, complete non-circular gear biography
Dynamic whole process.As knuckle-tooth wheel set can realize the at the uniform velocity transmission of two between centers, it is known that the rotation of input shaft 9 and jackshaft 6
It is uniform rotation, and its pitch curve of non-circular gear synetion is non-circular, therefore output speed is all in engaged transmission transmission process
It is change, therefore the speed right and wrong of output shaft 4 is at the uniform velocity, and output speed change curve depends on the gear ratio of noncircular gear pair
Function.Disk light beam encoder is separately installed with one end of jackshaft 6 with the other end of output shaft 4, in non-circular gear drive mistake
The umber of pulse of its real-time sample point can be measured in journey to record the transmission angular displacement parameter of two axles, it is possible to thus converted
The transmission parameter such as angular velocity, angular acceleration and gear ratio of noncircular gear pair is obtained, transmission parameter change curve is managed with which
Drive characteristic of the noncircular gear pair under actual working conditions, processing and rigging error can be analyzed by curve comparison.Slowing down
Acceleration transducer is installed at case case lid 21, for gathering amplitude of the drive system in transmission process in all directions.
The load condition of the magnetic powder brake analog systemss of the opposite side of output shaft 4 is installed on, can be used for test different negative
The drive characteristic and vibration characteristics of noncircular gear pair in the case of load, different input speeds, is design and processing, the dress of non-circular gear
The inherent character put provides foundation with the Dynamic Response.Elastic-plastic deformation can be produced due to loading when backgear is secondary to be engaged, and
After loading, whole conventional apparatus can also produce larger vibration, affect the engaged transmission of gear pair so that the survey of each transmission parameter
Amount result change, therefore compared with the motion simulation of noncircular gear pair for, its test result is closer to the reality of commercial Application
Border situation.
Fig. 4 show the different orders of two couple being installed at jackshaft 6 and output shaft 4 from Fig. 5（Single order, 2-3 ranks）It is non-
Knuckle-tooth wheel set（Helical line gear）Flank profil engagement figure, which has identical centre-to-centre spacing.
This utility model solves the technical scheme adopted by its technical problem：Realized by the form of two stage reducer non-
The transmission process of knuckle-tooth wheel set, the wherein first order are knuckle-tooth wheel set, and the second level centers away from enclosed type not rounded for any type of
Gear pair, a secondary gear wheel set have identical centre-to-centre spacing.Wherein, knuckle-tooth wheel set is used for power intake（Frequency conversion motor）With it is non-
Transition between knuckle-tooth wheel set is improving the stability of the input speed of secondary gear wheel set.It is connected with noncircular gear pair outfan
Magnetic powder brake, for producing reverse load torque to simulate load effect of the drive system under actual working conditions.Pass through
Acceleration and deceleration button adjusts frequency conversion motor output with the size of control input rotating speed, is respectively provided with one in noncircular gear pair shaft end
Individual hollow axle disk light beam encoder, is respectively used to measure the real-time angular displacement transmission parameter of two axles, it is hereby achieved that drive line angle
The real time data of every transmission index such as speed, angular acceleration, gear ratio, is provided with accelerometer on reduction case surface,
For collecting amount of acceleration of the whole drive system in the course of the work on three directions, and it is converted into displacement vibration parameter
Storage.Every transmission parametric data is preserved to memory module by PLC storage controls with vibration data, and flat by VB programmings
Platform is converted into each transmission parametric line and is exported in computer display terminal with oscillating curve.The size of loading moment passes through
Tension controller is controlled, and produces different load effects to simulate, and can be investigated noncircular gear pair by this and be turned in different inputs
Vibration characteristics under speed and loading condition.The device can accurately measure the actual transmission characteristic of noncircular gear pair and in different works
Vibration characteristics under the conditions of condition.
Claims (2)
1. a kind of non-circular gear drive characteristic test device, including a secondary gear reducer, it is characterized by：In decelerator
One-stage gear auxiliary driving form is knuckle-tooth wheel set（11、13）Transmission, is respectively arranged in input shaft（9）With jackshaft（6）On, gear
Sub-center is away from for 135mm；Second level gear pair type of belt drive is noncircular gear pair（5、7）Transmission, is respectively arranged in jackshaft（6）
With output shaft（4）On, gear pair centre-to-centre spacing is 135mm；Wherein each gear passes through round end flat key and input shaft（9）, jackshaft
（6）, output shaft（4）Connection, and each gear is by the shaft shoulder and sleeve positioning；Each axle is fixed on deceleration by angular contact ball bearing
On device casing, and input shaft（9）One end be closed in decelerator by bearing (ball) cover, the other end stretches out, jackshaft（6）One
End is closed in decelerator by bearing (ball) cover, and the other end stretches out, output shaft（4）Two ends be and stretch out structure；Reduction-gear housing
Three-dimensional acceleration transducer is installed on body wall；
When second level noncircular gear pair（5、7）For single order helical line gear pair, its pitch curve equation is as follows：
（1）Single order helical line gear pair centre-to-centre spacing is 135mm, and the number of teeth isZ 1=Z 2=53, modulus ism=2.5, its pitch curve equation
Respectively：
；
When second level noncircular gear pair（5、7）For 2-3 rank helical line gear pairs, its pitch curve equation is as follows：
（2）2-3 rank helical line gear pairs centre-to-centre spacing is 135mm, and the number of teeth isZ 1=44,Z 2=66, modulus ism=2.5, its pitch curve
Equation is respectively：
；
In upper two formula,r 1It is drivewheel pitch curve in each rank helical line gear pair to footpath,r 2For driven pulley in each rank helical line gear pair
To footpath, θ 1 is drivewheel corner to pitch curve, and θ 2 is driven pulley corner.
2. non-circular gear drive characteristic test device according to claim 1, its feature also include：Input shaft（9）Stretch out
For installing frequency conversion motor, jackshaft at end（6）External part at for installing hollow axle disk light beam encoder, output shaft（4）
An external part be used for install install hollow axle disk light beam encoder, and another external part be used for magnetic powder brake is installed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620609273.0U CN206036137U (en) | 2016-06-21 | 2016-06-21 | Non - round gear drive characteristic testing arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620609273.0U CN206036137U (en) | 2016-06-21 | 2016-06-21 | Non - round gear drive characteristic testing arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206036137U true CN206036137U (en) | 2017-03-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620609273.0U Expired - Fee Related CN206036137U (en) | 2016-06-21 | 2016-06-21 | Non - round gear drive characteristic testing arrangement |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101824A (en) * | 2017-05-03 | 2017-08-29 | 东莞市纽格尔行星传动设备有限公司 | A kind of planetary reducer torque detecting apparatus |
| CN107489754A (en) * | 2017-09-26 | 2017-12-19 | 南京工程学院 | Even change-speed gearing and its active designs method |
| CN108969052A (en) * | 2018-06-29 | 2018-12-11 | 杭州光启医疗科技发展有限公司 | A kind of dedicated orthopaedics saw of bone surgery |
| CN112728011A (en) * | 2020-12-25 | 2021-04-30 | 中国船舶重工集团公司第七0三研究所 | Gear transmission structure for testing transmission performance of alignment bevel gear |
-
2016
- 2016-06-21 CN CN201620609273.0U patent/CN206036137U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107101824A (en) * | 2017-05-03 | 2017-08-29 | 东莞市纽格尔行星传动设备有限公司 | A kind of planetary reducer torque detecting apparatus |
| CN107101824B (en) * | 2017-05-03 | 2019-02-12 | 深圳市合发齿轮机械有限公司 | A kind of planetary reducer torque detecting apparatus |
| CN107489754A (en) * | 2017-09-26 | 2017-12-19 | 南京工程学院 | Even change-speed gearing and its active designs method |
| CN107489754B (en) * | 2017-09-26 | 2019-08-16 | 南京工程学院 | Even-transmission gear and its active designs method |
| CN108969052A (en) * | 2018-06-29 | 2018-12-11 | 杭州光启医疗科技发展有限公司 | A kind of dedicated orthopaedics saw of bone surgery |
| CN112728011A (en) * | 2020-12-25 | 2021-04-30 | 中国船舶重工集团公司第七0三研究所 | Gear transmission structure for testing transmission performance of alignment bevel gear |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20170322 Termination date: 20180621 |