CN104064099A - Gear train teaching aid - Google Patents
Gear train teaching aid Download PDFInfo
- Publication number
- CN104064099A CN104064099A CN201410264040.7A CN201410264040A CN104064099A CN 104064099 A CN104064099 A CN 104064099A CN 201410264040 A CN201410264040 A CN 201410264040A CN 104064099 A CN104064099 A CN 104064099A
- Authority
- CN
- China
- Prior art keywords
- gear
- shaft
- fixed
- interior framework
- output shaft
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a gear train teaching aid. A gear train teaching aid high in integration level is not available in the prior art. The gear train teaching aid comprises an outer rack, an inner rack, a power input component, an inner rack driving component and a planetary gear train. The planetary gear train comprises a planetary carrier, a planetary carrier shaft, a sun gear, a transmission shaft component and an output shaft component. The sun gear is fixedly connected with the inner rack, the planetary carrier is fixed to the planetary carrier shaft, the power input component drives the planetary carrier shaft, a transmission shaft input gear of the transmission shaft component is meshed with the sun gear, a first output shaft gear, a second output shaft gear and an elliptical gear are all fixed to an output shaft, transmission shaft output gears in three types are meshed with the first output shaft gear, the second output shaft gear and the elliptical gear respectively, one end of a connecting head is connected with the planetary carrier shaft through a bearing, the other end of the connecting head is fixed to one end of the output shaft, and the inner rack driving component drives an inner rack. The gear train teaching aid meets the needs for aided teaching of gear grain classification, planetary gear trains, elliptical gear transmission characteristics and conversion gear trains.
Description
Technical field
The invention belongs to instruments used for education field, be specifically related to a kind of gear train teaching aid.
Background technology
The theoretical property of mechanical principle middle gear system is strong, the particularly transforming relationship of planet circular system and change train, the description of textbook word can not give student with lively, a vivid displaying, can only rely on student's self understandability to imagine, limit to a certain extent understanding and the cognition of student to gear train.On market, relevant multifunctional gear is that the product category of teaching aid is less, cannot meet the auxiliary demand of teaching.And most products only lays particular emphasis on an aspect, or only there is the demo function of fixed shaft gear train, or only there is the demo function of planet circular system, or only there is the demo function of change train, not the much higher function gear train of integrated level teaching aid.
Summary of the invention
The object of the invention is for the deficiencies in the prior art, a kind of gear train teaching aid is provided, meet the aided education of train classification, planet circular system, Elliptical Gears Transmission characteristic, change train.
The present invention includes outer frame, interior framework, power input part, interior framework driver part and planet circular system; The both sides, top of described outer frame are all fixed with outer frame flange; The both sides, top of interior framework are all fixed with interior framework flange, and two interior framework flanges are bearing in two outer frame flanges by bearing respectively; Described planet circular system comprises planet carrier, planet carrier shaft, sun gear, transmission shaft parts and output shaft assembly; Described sun gear and interior framework are fixed, and planet carrier shaft is bearing in sun gear by bearing; Described planet carrier is fixed on planet carrier shaft.
Described power input part comprises the first driving gear, planet carrier drive motor, handwheel, hand input shaft and the first follower gear.Described hand input shaft is bearing in an interior framework flange by bearing, and one end and handwheel are fixed, and one end of the other end and coupling sleeve is connected by screw, and the other end of described coupling sleeve and one end of planet carrier shaft are fixed; Base and the interior framework of described planet carrier drive motor are fixed; The output shaft of planet carrier drive motor and the first driving gear are fixed; The first described follower gear is fixed on planet carrier shaft, and engages with the first driving gear.
Described transmission shaft parts comprise transmission shaft output gear, transmission shaft and transmission shaft input gear; Described transmission shaft is connected by bearing with the bottom of planet carrier, and described transmission shaft input gear and transmission shaft output gear are separately fixed at the two ends of transmission shaft; Described transmission shaft input gear engages with sun gear.
Described output shaft assembly comprises connector, the first output shaft gear, the second output shaft gear, elliptic gear and output shaft; Described output shaft is bearing in another interior framework flange by bearing, and described the first output shaft gear, the second output shaft gear and elliptic gear are all fixed on output shaft; Have three kinds of multi-form transmission shaft output gears replaceable, the transmission shaft output gear of three kinds of forms engages with the first output shaft gear, the second output shaft gear and elliptic gear respectively; One end of connector is connected by bearing with the other end of planet carrier shaft; The other end of connector and one end of output shaft are fixed.
Described interior framework driver part comprises the second follower gear, the second driving gear and interior framework drive motor.Base and the outer frame of described interior framework drive motor are fixed; The second described driving gear is fixed on the output shaft of interior framework drive motor, and engages with the second follower gear; Described the second follower gear and interior framework flange are fixed.
The bottom of described outer frame is provided with feet; Described interior framework is arranged in outer frame, and is connected by screw with outer frame.
The top of described interior framework is fixed with interior framework counterweight; The top of described planet carrier is fixed with planet carrier counterweight.
The base of described planet carrier drive motor is connected by two bolts with interior framework, and a bolt is arranged in the arc chute of interior framework.
The other end of described output shaft is fixed with pointer.
Beneficial effect of the present invention:
1, the first driving gear of the present invention and the engagement of the first follower gear, can assist explanation fixed shaft gear train knowledge point; By regulating interior framework drive motor to make the rotating speed opposite sign but equal magnitude of rotating speed and the planet carrier of interior framework, realize the auxiliary explanation in change train knowledge point with this; Integrated explanation fixed shaft gear train, planet circular system and change train, and realize the different output effects of output shaft by changing in planet circular system three kinds of multi-form transmission shaft output gears.
2, integrated level of the present invention is high, merges many teaching knowledges point, can not only explanation knowledge point in teaching process, more can allow student realize the exquisite of train transmission, student can be in operating process the motion of profound understanding gear train; Compact conformation, simple to operate, two kinds of patterns of motor input power and hand input power can be changed.
Brief description of the drawings
Fig. 1 is one-piece construction cut-open view of the present invention;
Fig. 2 is one-piece construction stereographic map of the present invention;
Fig. 3 is kinematic sketch of mechanism of the present invention;
Fig. 4 is the left view of Fig. 1.
In figure: 1, outer frame, 1-1, feet, 1-2, outer frame flange, 2, interior framework, 2-1, interior framework flange, 2-2, interior framework counterweight, 3, the second follower gear, 4, the second driving gear, 5, transmission shaft output gear, 6, transmission shaft, 7, planet carrier, 8, transmission shaft input gear, 9, planet carrier counterweight, 10, the first driving gear, 11, planet carrier drive motor, 12, handwheel, 13, hand input shaft, 14, coupling sleeve, 15, planet carrier shaft, 16, the first follower gear, 17, sun gear, 18, connector, 19, the first output shaft gear, 20, the second output shaft gear, 21, elliptic gear, 22, pointer, 23, output shaft, 24, interior framework drive motor.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.
As shown in Figure 1,2 and 3, a kind of gear train teaching aid, comprises outer frame 1, interior framework 2, power input part, interior framework driver part and planet circular system; The bottom of outer frame 1 is provided with feet 1-1, and both sides, top are all fixed with outer frame flange 1-2; Interior framework 2 is arranged in outer frame 1, and is connected by screw with outer frame 1; The both sides, top of interior framework 2 are all fixed with interior framework flange 2-1, and two interior framework flange 2-1 are bearing in two outer frame flange 1-2 by bearing respectively; Interior framework counterweight 2-2 is fixed on interior framework 2 tops; Planet circular system comprises planet carrier 7, planet carrier shaft 15, sun gear 17, transmission shaft parts and output shaft assembly; Sun gear 17 is fixing with interior framework 2, and planet carrier shaft 15 is bearing in sun gear 17 by bearing; Planet carrier 7 is fixed on planet carrier shaft 15, and the top of planet carrier 7 is fixed with planet carrier counterweight 9.
As shown in Fig. 1,2 and 4, power input part comprises the first driving gear 10, planet carrier drive motor 11, handwheel 12, hand input shaft 13 and the first follower gear 16.Hand input shaft 13 is bearing in an interior framework flange 2-1 by bearing, and one end and handwheel 12 are fixing, and one end of the other end and coupling sleeve 14 is connected by screw, and one end of the other end of coupling sleeve 14 and planet carrier shaft 15 is fixed; The base of planet carrier drive motor 11 is connected by two bolts with interior framework 2, and a bolt is arranged in the arc chute 2-3 of interior framework; The output shaft of planet carrier drive motor 11 and the first driving gear 10 are fixing; The first follower gear 16 is fixed on planet carrier shaft 15, and engages with the first driving gear 10; Be fixed on accumulator on interior framework and provide power for planet carrier drive motor 11.
Transmission shaft parts comprise transmission shaft output gear 5, transmission shaft 6 and transmission shaft input gear 8; Transmission shaft 6 is connected by bearing with the bottom of planet carrier 7, and transmission shaft input gear 8 and transmission shaft output gear 5 are separately fixed at the two ends of transmission shaft 6; Transmission shaft input gear 8 engages with sun gear 17.
Output shaft assembly comprises connector 18, the first output shaft gear 19, the second output shaft gear 20, elliptic gear 21, pointer 22 and output shaft 23; Output shaft 23 is bearing in another interior framework flange 2-1 by bearing, and the first output shaft gear 19, the second output shaft gear 20 and elliptic gear 21 are all fixed on output shaft 23; There are three kinds of multi-form transmission shaft output gears 5 replaceable, the transmission shaft output gear 5 of three kinds of forms engages with the first output shaft gear 19, the second output shaft gear 20 and elliptic gear 21 respectively, at the uniform velocity exports, oppositely at the uniform velocity output and speed change swing output at the forward that planet carrier 7 is unidirectional realizes respectively output shaft 23 at the uniform velocity import power in the situation that; One end of connector 18 is connected by bearing with the other end of planet carrier shaft 15; One end of the other end of connector 18 and output shaft 23 is fixed; The other end of output shaft 23 is fixed with pointer 22.
Interior framework driver part comprises the second follower gear 3, the second driving gear 4 and interior framework drive motor 24.The base of interior framework drive motor 24 and outer frame 1 are fixing; The second driving gear 4 is fixed on the output shaft of interior framework drive motor 24, and engages with the second follower gear 3; The second follower gear 3 is fixed with interior framework flange 2-1.
The principle of work of this gear train teaching aid:
Motor input power: drive planet carrier drive motor 11, power is passed to the first follower gear 16 and planet carrier shaft 15 through the first driving gear 10, and planet carrier shaft 15 drives planet carrier 7 to rotate, and realizes the motion of planet circular system.
Hand input power: by unscrewing the bolt in the arc chute 2-3 of interior framework, motor cabinet is rotated, the first driving gear 10 and the first follower gear 16 are thrown off, the motion conditions of then observing planet circular system by rotating handwheel 12.
The transmission shaft output gear 5 of changing on transmission shaft 6 reaches different output effects: have three kinds of multi-form transmission shaft output gears 5 replaceable, the transmission shaft output gear 5 of three kinds of forms engages with the first output shaft gear 19, the second output shaft gear 20 and elliptic gear 21 respectively, at the uniform velocity exports, oppositely at the uniform velocity output and speed change swing output at the forward that planet carrier 7 is unidirectional realizes respectively output shaft 23 at the uniform velocity import power in the situation that; By the demonstration of three kinds of output effects, allow student acquire a deep understanding of feature and the advantage of planet circular system transmission.
The demonstration of conversion train: take off with the screw of outer frame 1 connecting interior framework 2, now interior framework 2 is free to rotate; Start planet carrier drive motor 11 and drive planet carrier 7 to rotate, then start interior framework drive motor 24, and make the rotating speed opposite sign but equal magnitude of rotating speed and the planet carrier 7 of interior framework 2 by speed governing, realize change train with this.
Claims (5)
1. a gear train teaching aid, comprises outer frame, interior framework, power input part, interior framework driver part and planet circular system, it is characterized in that:
The both sides, top of described outer frame are all fixed with outer frame flange; The both sides, top of interior framework are all fixed with interior framework flange, and two interior framework flanges are bearing in two outer frame flanges by bearing respectively; Described planet circular system comprises planet carrier, planet carrier shaft, sun gear, transmission shaft parts and output shaft assembly; Described sun gear and interior framework are fixed, and planet carrier shaft is bearing in sun gear by bearing; Described planet carrier is fixed on planet carrier shaft;
Described power input part comprises the first driving gear, planet carrier drive motor, handwheel, hand input shaft and the first follower gear; Described hand input shaft is bearing in an interior framework flange by bearing, and one end and handwheel are fixed, and one end of the other end and coupling sleeve is connected by screw, and the other end of described coupling sleeve and one end of planet carrier shaft are fixed; Base and the interior framework of described planet carrier drive motor are fixed; The output shaft of planet carrier drive motor and the first driving gear are fixed; The first described follower gear is fixed on planet carrier shaft, and engages with the first driving gear;
Described transmission shaft parts comprise transmission shaft output gear, transmission shaft and transmission shaft input gear; Described transmission shaft is connected by bearing with the bottom of planet carrier, and described transmission shaft input gear and transmission shaft output gear are separately fixed at the two ends of transmission shaft; Described transmission shaft input gear engages with sun gear;
Described output shaft assembly comprises connector, the first output shaft gear, the second output shaft gear, elliptic gear and output shaft; Described output shaft is bearing in another interior framework flange by bearing, and described the first output shaft gear, the second output shaft gear and elliptic gear are all fixed on output shaft; Have three kinds of multi-form transmission shaft output gears replaceable, the transmission shaft output gear of three kinds of forms engages with the first output shaft gear, the second output shaft gear and elliptic gear respectively; One end of connector is connected by bearing with the other end of planet carrier shaft; The other end of connector and one end of output shaft are fixed;
Described interior framework driver part comprises the second follower gear, the second driving gear and interior framework drive motor; Base and the outer frame of described interior framework drive motor are fixed; The second described driving gear is fixed on the output shaft of interior framework drive motor, and engages with the second follower gear; Described the second follower gear and interior framework flange are fixed.
2. a kind of gear train teaching aid according to claim 1, is characterized in that: the bottom of described outer frame is provided with feet; Described interior framework is arranged in outer frame, and is connected by screw with outer frame.
3. a kind of gear train teaching aid according to claim 1, is characterized in that: the top of described interior framework is fixed with interior framework counterweight; The top of described planet carrier is fixed with planet carrier counterweight.
4. a kind of gear train teaching aid according to claim 1, is characterized in that: the base of described planet carrier drive motor is connected by two bolts with interior framework, and a bolt is arranged in the arc chute of interior framework.
5. a kind of gear train teaching aid according to claim 1, is characterized in that: the other end of described output shaft is fixed with pointer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410264040.7A CN104064099B (en) | 2014-06-13 | 2014-06-13 | A kind of gear train teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410264040.7A CN104064099B (en) | 2014-06-13 | 2014-06-13 | A kind of gear train teaching aid |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104064099A true CN104064099A (en) | 2014-09-24 |
| CN104064099B CN104064099B (en) | 2016-04-13 |
Family
ID=51551783
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410264040.7A Expired - Fee Related CN104064099B (en) | 2014-06-13 | 2014-06-13 | A kind of gear train teaching aid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104064099B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104575233A (en) * | 2014-12-29 | 2015-04-29 | 玉林师范学院 | Composite gear transmission time instrument teaching aid |
| CN107680468A (en) * | 2014-11-23 | 2018-02-09 | 合肥龙精灵信息技术有限公司 | Train teaching aid |
| CN107993556A (en) * | 2018-01-28 | 2018-05-04 | 北京工业大学 | A kind of multi-functional differential gear train transmission demonstration teaching aid |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896564A (en) * | 1973-12-03 | 1975-07-29 | Atkins & Merrill | Truck driver training apparatus |
| CN2811667Y (en) * | 2004-05-31 | 2006-08-30 | 林洴晞 | Solar system planet motion mechanism model |
| JP2009192950A (en) * | 2008-02-15 | 2009-08-27 | Yamazaki Kyoiku System Kk | Gearbox kit for teaching material |
| CN102194362A (en) * | 2011-05-17 | 2011-09-21 | 湖南长庆机电科教有限公司 | Gear shaping machine tool for teaching |
| CN102748448A (en) * | 2012-06-29 | 2012-10-24 | 深圳职业技术学院 | System for ball circulation |
| CN103745645A (en) * | 2013-10-31 | 2014-04-23 | 马登云 | Multifunctional mechanical principle teaching demonstration instrument |
| CN203910161U (en) * | 2014-06-13 | 2014-10-29 | 浙江理工大学 | Gear train teaching aid |
-
2014
- 2014-06-13 CN CN201410264040.7A patent/CN104064099B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3896564A (en) * | 1973-12-03 | 1975-07-29 | Atkins & Merrill | Truck driver training apparatus |
| CN2811667Y (en) * | 2004-05-31 | 2006-08-30 | 林洴晞 | Solar system planet motion mechanism model |
| JP2009192950A (en) * | 2008-02-15 | 2009-08-27 | Yamazaki Kyoiku System Kk | Gearbox kit for teaching material |
| CN102194362A (en) * | 2011-05-17 | 2011-09-21 | 湖南长庆机电科教有限公司 | Gear shaping machine tool for teaching |
| CN102748448A (en) * | 2012-06-29 | 2012-10-24 | 深圳职业技术学院 | System for ball circulation |
| CN103745645A (en) * | 2013-10-31 | 2014-04-23 | 马登云 | Multifunctional mechanical principle teaching demonstration instrument |
| CN203910161U (en) * | 2014-06-13 | 2014-10-29 | 浙江理工大学 | Gear train teaching aid |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107680468A (en) * | 2014-11-23 | 2018-02-09 | 合肥龙精灵信息技术有限公司 | Train teaching aid |
| CN107680469A (en) * | 2014-11-23 | 2018-02-09 | 合肥龙精灵信息技术有限公司 | Train teaching aid |
| CN104575233A (en) * | 2014-12-29 | 2015-04-29 | 玉林师范学院 | Composite gear transmission time instrument teaching aid |
| CN104575233B (en) * | 2014-12-29 | 2017-07-18 | 玉林师范学院 | A kind of train Composite Transmission time instrument teaching aid |
| CN107993556A (en) * | 2018-01-28 | 2018-05-04 | 北京工业大学 | A kind of multi-functional differential gear train transmission demonstration teaching aid |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104064099B (en) | 2016-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202145360U (en) | Mechanical drive integrative demonstration teaching aid | |
| CN203910161U (en) | Gear train teaching aid | |
| CN104064099B (en) | A kind of gear train teaching aid | |
| CN204576961U (en) | A kind of single-power mechanical drive integrated demonstration instrument | |
| CN105805233A (en) | Harmonic gear speed reducer | |
| CN103629305A (en) | Herringbone-tooth planet gearbox | |
| CN202628954U (en) | Planetary reducer for large plate bending machine | |
| CN201610922U (en) | Harmonic gear tandem reducer | |
| CN208569988U (en) | A kind of multi-functional differential gear train transmission demonstration teaching aid | |
| CN204463675U (en) | A kind of mechanical linkage apparatus for demonstrating | |
| CN200999828Y (en) | Vertical type double split flow speed reducer | |
| WO2017069830A3 (en) | Coaxial split torque gear box | |
| CN203560360U (en) | Hypoid gear reducer | |
| CN104930151A (en) | Planetary and harmonic combined speed reducer | |
| CN205881298U (en) | Automotive differential auxiliary teaching aid | |
| CN202971752U (en) | Two-level vertical double-worm transmission speed reducer | |
| CN204010493U (en) | A kind of speed reduction unit apparatus for demonstrating | |
| CN203858808U (en) | Mechanical and electric integration teaching model with link mechanism | |
| CN202926969U (en) | High-speed planetary gear box | |
| CN101813162A (en) | Reducer combining cylindrical and bevel gears and planetary gear train | |
| CN208038095U (en) | A kind of device based on raising petroleum waste water filter efficiency | |
| CN203770543U (en) | Double-helical-tooth planetary gearbox | |
| CN205810235U (en) | Machinery cross shaft coupling drive mechanism demonstration teaching aid | |
| CN206021706U (en) | Machine driving generation model | |
| CN204312628U (en) | Speed reducer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| 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: 20160413 Termination date: 20170613 |