CN102507183B - Gear train experimental apparatus capable of freely transforming gear train types - Google Patents
Gear train experimental apparatus capable of freely transforming gear train types Download PDFInfo
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- CN102507183B CN102507183B CN201110322707.0A CN201110322707A CN102507183B CN 102507183 B CN102507183 B CN 102507183B CN 201110322707 A CN201110322707 A CN 201110322707A CN 102507183 B CN102507183 B CN 102507183B
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Abstract
The invention relates to a gear train experimental apparatus and particularly relates to a gear train experimental apparatus capable of freely transforming gear train types, and the gear train experimental apparatus can be used for solving the problem that a gear train experimental apparatus capable of freely transforming gear train types does not exist in the prior art. The gear train experimental apparatus capable of freely transforming the gear train types comprises a supporting system, a driving system, a gear transmission system and an electrical control system, wherein the gear transmission system comprises a left gear train and a right gear train; the left gear train comprises a first pinion gear arranged at the output shaft of an alternating current motor, a gear shaft, a first bull gear and a left inner gear; the middle part of the gear shaft is supported on a first bearing; the first bull gear is arranged at the left part of the gear shaft; and the left inner gear is fixed at the right surface of a first bearing seat. The gear train experimental apparatus provided by the invention can be used for effectively solving the problem that the gear train experimental apparatus capable of freely transforming the gear train types does not exist in the prior art, integrates gear train type transformation and gear train performance detection, is compact in structure, can be used as an experimental apparatus in the field of machine foundation and also can be used as a teaching experimental apparatus.
Description
Technical field
The present invention relates to gear train experimental apparatus, specifically a kind of gear train experimental apparatus that freely can convert wheel set type.
Background technology
The gearing that train is made up of series of gears, it is usually between prime mover and topworks, and for topworks is passed in the motion of prime mover and power, in engineering reality, conventional its realizes speed change, commutation and high-power transmission etc.The type of train has diversity, generally includes: fixed shaft gear train, differential gear train, planet circular system and compound gear train.In mechanical principle teaching Process of experiment, the train usually for every type provides a kind of train experiment table, for helping student from understanding in fact the forms of motion of train and carrying out train gear ratio calculation or motion analysis.But consider that between various train experiment table, structure Iarge-scale system repeats, and often kind of train experiment table all needs 1-2 motor to drive, train for every type designs, manufacture a kind of train experiment table certainly will cause required motor increased number in teaching Process of experiment, causes the basic structure quantity of train experiment table greatly to increase simultaneously.Given this, if a kind of gear train experimental apparatus that freely can convert wheel set type can be invented, then in teaching Process of experiment, effectively can save motor use number, effectively reduce the basic structure quantity of gear train experimental apparatus simultaneously.But there is no so a kind of gear train experimental apparatus at present.
Summary of the invention
The present invention there is no a kind of problem that freely can convert the gear train experimental apparatus of wheel set type at present in order to solve, and provides a kind of gear train experimental apparatus that freely can convert wheel set type.
The present invention adopts following technical scheme to realize: the gear train experimental apparatus that freely can convert wheel set type, comprises support system, drive system, gear train assembly, electric control system; Described support system comprises base, is installed on the clutch shaft bearing seat of base upper surface left part, is installed on the second bearing seat in the middle part of base upper surface and is installed on the 3rd bearing seat of base upper surface right part; Clutch shaft bearing seat is provided with clutch shaft bearing; Second bearing seat is provided with the second bearing; 3rd bearing seat is provided with the 3rd bearing; Described drive system comprises the servomotor being installed on base upper surface right part and the alternating current generator being installed on base upper surface left part; Described gear train assembly comprises left side train and right side train; Described left side train comprises the first pinion wheel be installed on alternating current generator output shaft, the gear shaft be supported in the middle part of it on clutch shaft bearing, is installed on the first gear of gear shaft left part and is fixed on the left inside gear of clutch shaft bearing seat right lateral surface; First gear and the first pinion wheel engage each other; Described right side train comprises planet carrier shaft, is installed on the planet carrier of planet carrier shaft left part, sliding is placed in the right inside gear in the middle part of planet carrier shaft, the second largest gear being installed on planet carrier shaft right part and the second pinion wheel be installed on servo motor output shaft; Second largest gear and the second pinion wheel engage each other; Right inside gear right part is supported on the second bearing; Servo motor output shaft left support is on the 3rd bearing; Planet carrier is supported with planet wheel spindle; Planet wheel spindle left part is provided with the first row star-wheel respectively with gear shaft right part and left inside gears meshing; Planet wheel spindle right part is provided with the second planetary gear with right inside gears meshing; The axis of gear shaft, the axis of left inside gear, the axis of planet carrier shaft are located along the same line; Described electric control system comprises the first tachometer disc be installed on alternating current generator output shaft, is installed on the second tachometer disc on right inside gear and is installed on the 3rd tachometer disc on the second pinion wheel; First tachometer disc, the second tachometer disc, the 3rd tachometer disc are all provided with photoelectric sensor, and the output terminal of photoelectric sensor is connected with observing and controlling case.
During use, stir planet carrier and planet carrier shaft vertically, freely can convert out and multiplely take turns set type.Train type conversion process is specific as follows: one, stir planet carrier and planet carrier shaft to the right vertically, and the first row star-wheel is departed from left inside gear and engages, the second planetary gear and right inside gear keep engaging.Then in the 3rd bearing seat, insert bearing pin, guarantee that servomotor, the second pinion wheel, second largest gear, planet carrier shaft keep stationary state.Alternating current generator outputting power, drive the first pinion rotation, the first pinion wheel implements Movement transmit by first gear, gear shaft, the first row star-wheel, the second planetary gear successively, is finally exported by right inside gear and rotates, the gear train assembly obtained thus is fixed shaft gear train, as shown in Figure 3.Two, stir planet carrier and planet carrier shaft left vertically, make the first row star-wheel and left inside gear keep engaging, the second planetary gear departs from right inside gear and engages.Alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, and then carry out motion transform by gear shaft by rotating to be input in the planet circular system be made up of left inside gear, the first row star-wheel, planet carrier, by planet carrier shaft, rotation is input to the second fixed shaft gear train be made up of second largest gear and the second pinion wheel again, finally exported by the second pinion wheel and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a planet circular system, as shown in Figure 4.Three, stir planet carrier and planet carrier shaft to the right vertically, the first row star-wheel is departed from left inside gear and engages, the second planetary gear and right inside gear keep engaging.Alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, the second fixed shaft gear train that driven by servomotor is made up of second largest gear and the second pinion wheel rotates, the rotation of the first fixed shaft gear train, the rotation of the second fixed shaft gear train is input to by gear shaft simultaneously, the first row star-wheel, second planetary gear, right inside gear, motion transform is carried out in the differential gear train of planet carrier composition, finally exported by right inside gear and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a differential gear train, as shown in Figure 5.Four, stir planet carrier and planet carrier shaft vertically, make the first row star-wheel and left inside gear keep engaging, the second planetary gear and right inside gear keep engaging.Alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, the second fixed shaft gear train that driven by servomotor is made up of the second pinion wheel and second largest gear rotates, the rotation of the first fixed shaft gear train, the rotation of the second fixed shaft gear train is input to by gear shaft simultaneously, left inside gear, the first row star-wheel, second planetary gear, right inside gear, motion transform is carried out in the differential gear train of planet carrier composition, finally exported by right inside gear and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a differential gear train, as shown in Figure 6.In above-mentioned conversion process, the first tachometer disc, the second tachometer disc, the 3rd tachometer disc test the speed respectively by the rotation of photoelectric sensor to the rotation on the rotation on alternating current generator output shaft, right inside gear, the second pinion wheel.Observing and controlling case can connect host computer, after tachometer signal transfers to observing and controlling case, carries out subsequent treatment by host computer to it.Based on above-mentioned conversion process, namely the gear train experimental apparatus that freely can convert wheel set type of the present invention achieves freely converting of wheel set type, in teaching Process of experiment, effectively save motor thus use number, effectively reduce the basic structure quantity of gear train experimental apparatus simultaneously.
The present invention efficiently solves and there is no a kind of problem that freely can convert the gear train experimental apparatus of wheel set type at present; it integrates train type conversion and train Performance Detection; compact conformation; an experimental provision achieves a tractor serves several purposes; easy to operate; interactivity is strong; both can be used as a kind of experimental provision of Mechanical Fundamentals field; the auxiliary performance of scientific research personnel to various train is analyzed; also can be used as a kind of experiment device for teaching, the experimental teaching of and relevant speciality mechanical principle course mechanical for colleges and universities.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is planar structure schematic diagram of the present invention.
Fig. 3 is the first using state reference diagram of the present invention.
Fig. 4 is the second using state reference diagram of the present invention.
Fig. 5 is the third using state reference diagram of the present invention.
Fig. 6 is the 4th kind of using state reference diagram of the present invention.
In figure: 1-base, 2-clutch shaft bearing seat, 3-second bearing seat, 4-the 3rd bearing seat, 5-clutch shaft bearing, 6-second bearing, 7-the 3rd bearing, 8-servomotor, 9-alternating current generator, 10-first pinion wheel, 11-gear shaft, the first gear of 12-, the left inside gear of 13-, 14-planet carrier shaft, 15-planet carrier, the right inside gear of 16-, the second largest gear of 17-, 18-second pinion wheel, 19-planet wheel spindle, 20-the first row star-wheel, 21-second planetary gear, 22-first tachometer disc, 23-second tachometer disc, 24-the 3rd tachometer disc.
Embodiment
Freely can convert the gear train experimental apparatus of wheel set type, comprise support system, drive system, gear train assembly, electric control system;
Described support system comprises base 1, is installed on the clutch shaft bearing seat 2 of base 1 upper surface left part, is installed on the second bearing seat 3 of base 1 upper surface middle part and is installed on the 3rd bearing seat 4 of base 1 upper surface right part; Clutch shaft bearing seat 2 is provided with clutch shaft bearing 5; Second bearing seat 3 is provided with the second bearing 6; 3rd bearing seat 4 is provided with the 3rd bearing 7;
Described drive system comprises the servomotor 8 being installed on base 1 upper surface right part and the alternating current generator 9 being installed on base 1 upper surface left part;
Described gear train assembly comprises left side train and right side train; Described left side train comprises the first pinion wheel 10 be installed on alternating current generator 9 output shaft, the gear shaft 11 be supported in the middle part of it on clutch shaft bearing 5, is installed on the first gear 12 of gear shaft 11 left part and is fixed on the left inside gear 13 of clutch shaft bearing seat 2 right lateral surface; First gear 12 and the first pinion wheel 10 engage each other; Described right side train comprises planet carrier shaft 14, is installed on the planet carrier 15 of planet carrier shaft 14 left part, sliding is placed in the right inside gear 16 in the middle part of planet carrier shaft 14, the second largest gear 17 being installed on planet carrier shaft 14 right part and the second pinion wheel 18 be installed on servomotor 8 output shaft; Second largest gear 17 and the second pinion wheel 18 engage each other; Right inside gear 16 right part is supported on the second bearing 6; Servomotor 8 output shaft left support is on the 3rd bearing 7; Planet carrier 15 is supported with planet wheel spindle 19; Planet wheel spindle 19 left part is provided with the first row star-wheel 20 engaged with gear shaft 11 right part and left inside gear 13 respectively; Planet wheel spindle 19 right part is provided with the second planetary gear 21 engaged with right inside gear 16; The axis of the axis of gear shaft 11, the axis of left inside gear 13, planet carrier shaft 14 is located along the same line;
The 3rd tachometer disc 24 that described electric control system comprises the first tachometer disc 22 be installed on alternating current generator 9 output shaft, is installed on the second tachometer disc 23 on right inside gear 16 and is installed on the second pinion wheel 18; First tachometer disc 22, second tachometer disc 23, the 3rd tachometer disc 24 are all provided with photoelectric sensor, and the output terminal of photoelectric sensor is connected with observing and controlling case;
During concrete enforcement, the width of the second pinion wheel 18 is greater than the width of second largest gear 17, can correct engagement when ensureing that second largest gear slides axially along the second pinion wheel.
Claims (1)
1. freely can convert a gear train experimental apparatus for wheel set type, it is characterized in that: comprise support system, drive system, gear train assembly, electric control system;
Described support system comprises base (1), is installed on the clutch shaft bearing seat (2) of base (1) upper surface left part, is installed on second bearing seat (3) of base (1) upper surface middle part and is installed on the 3rd bearing seat (4) of base (1) upper surface right part; Clutch shaft bearing seat (2) is provided with clutch shaft bearing (5); Second bearing seat (3) is provided with the second bearing (6); 3rd bearing seat (4) is provided with the 3rd bearing (7);
Described drive system comprises the servomotor (8) being installed on base (1) upper surface right part and the alternating current generator (9) being installed on base (1) upper surface left part;
Described gear train assembly comprises left side train and right side train; Described left side train comprises the first pinion wheel (10) be installed on alternating current generator (9) output shaft, the gear shaft (11) be supported in the middle part of it on clutch shaft bearing (5), is installed on the first gear (12) of gear shaft (11) left part and is fixed on the left inside gear (13) of clutch shaft bearing seat (2) right lateral surface; First gear (12) and the first pinion wheel (10) engage each other; Described right side train comprises planet carrier shaft (14), is installed on the planet carrier (15) of planet carrier shaft (14) left part, slide the right inside gear (16) being placed in planet carrier shaft (14) middle part, the second largest gear (17) being installed on planet carrier shaft (14) right part and the second pinion wheel (18) be installed on servomotor (8) output shaft; Second largest gear (17) and the second pinion wheel (18) engage each other; Right inside gear (16) right part is supported on the second bearing (6); Servomotor (8) output shaft left support is on the 3rd bearing (7); Planet carrier (15) is supported with planet wheel spindle (19); Planet wheel spindle (19) left part is provided with the first row star-wheel (20) engaged with gear shaft (11) right part and left inside gear (13) respectively; Planet wheel spindle (19) right part is provided with the second planetary gear (21) engaged with right inside gear (16); The axis of the axis of gear shaft (11), left inside gear (13), the axis of planet carrier shaft (14) are located along the same line;
Described electric control system comprises the first tachometer disc (22) be installed on alternating current generator (9) output shaft, is installed on the second tachometer disc (23) on right inside gear (16) and is installed on the 3rd tachometer disc (24) on the second pinion wheel (18); First tachometer disc (22), the second tachometer disc (23), the 3rd tachometer disc (24) are all provided with photoelectric sensor, and the output terminal of photoelectric sensor is connected with observing and controlling case;
Stir planet carrier and planet carrier shaft vertically, freely can convert out and multiplely take turns set type, train type conversion process is specific as follows: one, stir planet carrier and planet carrier shaft to the right vertically, and the first row star-wheel is departed from left inside gear and engages, the second planetary gear and right inside gear keep engaging, then in the 3rd bearing seat, insert bearing pin, guarantee that servomotor, the second pinion wheel, second largest gear, planet carrier shaft keep stationary state, alternating current generator outputting power, drive the first pinion rotation, first pinion wheel implements Movement transmit by first gear, gear shaft, the first row star-wheel, the second planetary gear successively, and finally exported by right inside gear and rotate, the gear train assembly obtained thus is fixed shaft gear train, two, stir planet carrier and planet carrier shaft left vertically, make the first row star-wheel and left inside gear keep engaging, the second planetary gear departs from right inside gear and engages, alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, and then carry out motion transform by gear shaft by rotating to be input in the planet circular system be made up of left inside gear, the first row star-wheel, planet carrier, by planet carrier shaft, rotation is input to the second fixed shaft gear train be made up of second largest gear and the second pinion wheel again, finally exported by the second pinion wheel and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a planet circular system, three, stir planet carrier and planet carrier shaft to the right vertically, the first row star-wheel is departed from left inside gear and engages, the second planetary gear and right inside gear keep engaging, alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, the second fixed shaft gear train that driven by servomotor is made up of second largest gear and the second pinion wheel rotates, the rotation of the first fixed shaft gear train, the rotation of the second fixed shaft gear train are input in the differential gear train be made up of gear shaft, the first row star-wheel, the second planetary gear, right inside gear, planet carrier simultaneously carries out motion transform, finally exported by right inside gear and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a differential gear train, four, stir planet carrier and planet carrier shaft vertically, make the first row star-wheel and left inside gear keep engaging, the second planetary gear and right inside gear keep engaging, alternating current generator drives the first fixed shaft gear train be made up of the first pinion wheel and first gear to rotate, the second fixed shaft gear train that driven by servomotor is made up of the second pinion wheel and second largest gear rotates, the rotation of the first fixed shaft gear train, the rotation of the second fixed shaft gear train is input to by gear shaft simultaneously, left inside gear, the first row star-wheel, second planetary gear, right inside gear, motion transform is carried out in the differential gear train of planet carrier composition, finally exported by right inside gear and rotate, the gear train assembly obtained thus is the compound gear train be made up of two fixed shaft gear trains and a differential gear train.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110322707.0A CN102507183B (en) | 2011-10-21 | 2011-10-21 | Gear train experimental apparatus capable of freely transforming gear train types |
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| CN201110322707.0A CN102507183B (en) | 2011-10-21 | 2011-10-21 | Gear train experimental apparatus capable of freely transforming gear train types |
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| CN102507183A CN102507183A (en) | 2012-06-20 |
| CN102507183B true CN102507183B (en) | 2014-12-17 |
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| CN102996720B (en) * | 2012-12-27 | 2015-03-11 | 北京林业大学 | Multifunctional fault diagnosis gear box for gears |
| CN104392882B (en) * | 2014-10-14 | 2017-02-01 | 中国电子科技集团公司第四十八研究所 | Extraction electrode drive device of ion implanter |
| CN107665629A (en) * | 2014-11-23 | 2018-02-06 | 合肥龙精灵信息技术有限公司 | Train teaching aid |
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| US6907773B2 (en) * | 2002-02-20 | 2005-06-21 | Torque-Tracton Technologies, Inc. | Method of independently measuring bearing preload in an axle assembly |
| CN1766535A (en) * | 2005-11-18 | 2006-05-03 | 上海应用技术学院 | Multifunctional gear rotor bearing system testing apparatus |
| CN100510679C (en) * | 2007-08-24 | 2009-07-08 | 中国北方车辆研究所 | Planet wheel bearing test device |
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