CN204010493U - A kind of speed reduction unit apparatus for demonstrating - Google Patents
A kind of speed reduction unit apparatus for demonstrating Download PDFInfo
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- CN204010493U CN204010493U CN201420288258.1U CN201420288258U CN204010493U CN 204010493 U CN204010493 U CN 204010493U CN 201420288258 U CN201420288258 U CN 201420288258U CN 204010493 U CN204010493 U CN 204010493U
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- gear
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- shaft
- output shaft
- tachogenerator
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Abstract
The utility model discloses a kind of speed reduction unit apparatus for demonstrating, comprise deceleration assembly, transparent casing, the first tachogenerator, the second tachogenerator, single chip processing module and display module; Deceleration assembly is contained in transparent casing, and deceleration assembly comprises input shaft and output shaft, and the rotating speed of input shaft is greater than the rotating speed of output shaft; The first tachogenerator test input axle rotating speed, the second tachogenerator test output shaft rotating speed; The first tachogenerator and the second tachogenerator are electrically connected to single chip processing module respectively, and single chip processing module receives and process input shaft rotating speed value and output shaft tachometer value; Display module is electrically connected to single chip processing module, and display module receives and shows input shaft rotating speed value and output shaft tachometer value from single chip processing module.So that the gear operation of teachers and students' direct viewing deceleration assembly is also convenient to flexible mobile teachers and students' speed reduction unit apparatus for demonstrating.There are two kinds of different output speeds, enriched the demo content of deceleration assembly.
Description
Technical field
The utility model relates to physical construction Instructional Design field, particularly a kind of speed reduction unit apparatus for demonstrating.
Background technology
Speed reduction unit is a kind of individual components by being enclosed in gear drive in stiff case or worm drive or gear-worm drive and forming.Also be a kind of relatively accurate machinery, as the speed reduction gearing between prime mover and working machine, in modern mechanical, application is very extensive.
But at physical construction teaching field, current speed reduction unit majority is encapsulated in metal shell, is not easy to the internal components course of work that teachers and students watch speed reduction unit.Most speed reduction unit quality are larger, are not easy to shift position.
Utility model content
In order to overcome the problems referred to above, the utility model embodiment provides a kind of speed reduction unit apparatus for demonstrating.Described technical scheme is as follows:
A speed reduction unit apparatus for demonstrating, described speed reduction unit apparatus for demonstrating comprises deceleration assembly, transparent casing, the first tachogenerator, the second tachogenerator, single chip processing module and display module; Described deceleration assembly is contained in described transparent casing, and described deceleration assembly comprises input shaft and output shaft, and the rotating speed of described input shaft is greater than the rotating speed of described output shaft; Described the first tachogenerator is tested described input shaft rotating speed, and described the second tachogenerator is tested described output shaft rotating speed; Described the first tachogenerator and described the second tachogenerator are electrically connected to described single chip processing module respectively, and described single chip processing module receives and process described input shaft rotating speed value and described output shaft tachometer value; Described display module is electrically connected to described single chip processing module, and described display module receives and shows described input shaft rotating speed value and described output shaft tachometer value from described single chip processing module.
Wherein, described deceleration assembly also comprises intermediate shaft, reversing shaft, input gear, tumbler gear, the first neutral gear, the second neutral gear, the first output gear, the second output gear, input shaft shift fork and output shaft shift fork;
Described input gear coupling is sheathed on described input shaft, and described input shaft shift fork is for the mobile position that changes described input gear; Described intermediate shaft is located in the middle of described input shaft and described output shaft, described the first neutral gear and described the second neutral gear pitch match are sheathed on described intermediate shaft, described reversing shaft is located between described intermediate shaft and described input shaft, and described tumbler gear coupling is sheathed on described reversing shaft; Described input gear is through described tumbler gear and match meshingly with described the first neutral gear, or described input gear and described the second neutral gear match meshing; Described the first output gear is different with the number of gears of described the second output gear, and all coupling is sheathed on described output shaft, described output shaft shift fork is for the mobile position that changes described the first output gear and described the second output gear, make described the first output gear and described the first neutral gear Corresponding matching meshing, or described the second output gear and described the second neutral gear Corresponding matching meshing.
Wherein, when described input gear mates meshing connection with described tumbler gear, described tumbler gear also mates meshing connection with described the first neutral gear, and when described the first neutral gear also mates meshing connection with described the first output gear, described output shaft obtains the first output speed;
When described input gear mates meshing connection with described the second neutral gear, when described the second neutral gear mates meshing connection with described the second output gear, described output shaft obtains the second output speed, and described the second output speed is different from opposite direction and the numerical value of described the first output speed.
Wherein, described input shaft shift fork comprises the first annular ring and the first shifting part; Described the first annular snare coupling is sheathed on described input shaft, and described the first annular ring is fixedly connected with described input gear; On described transparent casing, offer the first connection hole slot, described the first shifting part is external along the described glass box of extending radially outwardly to of described the first annular ring, and adaptation is fixed on described first and connects in hole slot, changes the position of described input gear by stirring described the first shifting part.
Wherein, described output shaft shift fork comprises the second annular ring and the second shifting part; Described the second annular snare coupling is sheathed on described output shaft, and described the second annular ring is fixedly connected with described the first output gear and described the second output gear; On described transparent casing, offer the second connection hole slot, described the second shifting part is external along the described glass box of extending radially outwardly to of described the second annular ring, and adaptation is fixed on described second and connects in hole slot, changes the position of described the first output gear and described the second output gear by stirring described the second shifting part.
Wherein, the first end of described input shaft is fixed on described transparent casing through the first closed bearing end cap, the second end of described input shaft is fixed on described transparent casing through the first open bearing end cap, and described the first tachogenerator is electrically connected on the second end of described input shaft.
Wherein, the first end of described output shaft is fixed on described transparent casing through the second closed bearing end cap, the second end of described output shaft is fixed on described transparent casing through the second open bearing end cap, and described the second tachogenerator is electrically connected on the second end of described output shaft.
Wherein, described input gear, described tumbler gear, described the first neutral gear, described the second neutral gear, described the first output gear, described the second output gear are light-weight metal gear.
Wherein, described transparent casing is tempered glass casing.
In the speed reduction unit apparatus for demonstrating providing at the utility model embodiment, deceleration assembly is installed in transparent casing, and the gear of deceleration assembly all adopts light-weight metal gear, so that the gear operation of teachers and students' direct viewing deceleration assembly is also convenient to flexible mobile teachers and students' speed reduction unit apparatus for demonstrating.And teachers and students' speed reduction unit apparatus for demonstrating is also provided with the first tachogenerator, the second tachogenerator, single chip processing module and display module, described display module presents the first output speed value, the second output speed value and the ratio of gear under current state in real time, can more strengthen teachers and students' visual impression.In addition, described deceleration assembly also has two kinds of different output speeds, has enriched the demo content of deceleration assembly, has improved student's learning interest.
Accompanying drawing explanation
Fig. 1 is the structural representation of the speed reduction unit apparatus for demonstrating that provides of the utility model embodiment;
Fig. 2 is the modular structure schematic diagram that the utility model embodiment provides.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model embodiment is described in further detail.
Referring to Fig. 1, the utility model embodiment provides a kind of speed reduction unit apparatus for demonstrating 200, for demonstrating the running of deceleration component internal gear, is convenient to the internal components course of work that teachers and students watch deceleration assembly, thus the principle of work of ocular demonstration speed reduction unit.
Speed reduction unit apparatus for demonstrating 200 comprises deceleration assembly, transparent casing 110, the first tachogenerator 120, the second tachogenerators 130, single chip processing module 140 and display module 150.
Deceleration assembly is contained in transparent casing 110.Transparent casing 110 is glass casing, and deceleration assembly employing light metal material, thereby is beneficial to the course of work of teachers and students' direct viewing deceleration assembly, and the lighter weight of this speed reduction unit apparatus for demonstrating 200, is convenient to according to user's request and flexible shift position.
Deceleration assembly comprises input shaft 10 and output shaft 20, and the rotating speed of input shaft 10 is greater than the rotating speed of output shaft 20, to realize the function of deceleration.
Referring to Fig. 2, the first tachogenerator 120 test input axle 10 rotating speeds, the second tachogenerator 130 test output shaft 20 rotating speeds.Single chip processing module 140 receives and processes input shaft 10 tachometer values and output shaft 20 tachometer values.Display module 150 receives and shows input shaft 10 tachometer values and output shaft 20 tachometer values from single chip processing module 140.Structurally, the first tachogenerator 120 and the second tachogenerator 130 are electrically connected to single chip processing module 140 respectively, and display module 150 is electrically connected to single chip processing module 140.In present embodiment, single chip processing module 140 is also processed input shaft 10 tachometer values and output shaft 20 tachometer values, draws the ratio of gear of deceleration assembly.And demonstrate on display module 150.Display module 150 can be LCDs.
Refer again to Fig. 1, for fear of deceleration assembly, can only export a kind of tachometer value, the deceleration assembly in the utility model embodiment has two output speeds.
Deceleration assembly also comprises intermediate shaft 30, reversing shaft 40, input gear 11, tumbler gear 41, the first neutral gear 31, the second neutral gear 32, the first output gear 21, the second output gear 22, input shaft shift fork 50 and output shaft shift fork 60.Wherein, input gear 11, tumbler gear 41, the first neutral gear 31, the second neutral gear 32, the first output gear 21, the second output gear 22 are light-weight metal gear, and optional light-weight metal has aluminium alloy, magnesium alloy.Transparent casing 110 is tempered glass casing.
Input shaft 10, reversing shaft 40, intermediate shaft 30, output shaft 20 be parallel being set up in parallel successively.
Input gear 11 couplings are sheathed on input shaft 10, and input shaft shift fork 50 is for the mobile position that changes input gear 11.The first end of input shaft 10 is fixed on transparent casing 110 through the first closed bearing end cap (not indicating in figure), the second end of input shaft 10 is fixed on transparent casing 110 through the first open bearing end cap 12, and the first tachogenerator 120 is electrically connected on the second end of input shaft 10.
Intermediate shaft 30 is located in the middle of input shaft 10 and output shaft 20, and the first neutral gear 31 and the second neutral gear 32 pitch match are sheathed on intermediate shaft 30.
Reversing shaft 40 is located between intermediate shaft 30 and input shaft 10, and tumbler gear 41 couplings are sheathed on reversing shaft 40.Input gear 11 is through tumbler gear 41 and match meshingly with the first neutral gear 31, or input gear 11 and the second neutral gear 32 match meshing.Known according to the physical principle of gear operation, adopt after reversing shaft 40 and tumbler gear 41, the first neutral gear 31 is different from switched in opposite and the tachometer value of the second neutral gear 32.
The first end of output shaft 20 is fixed on transparent casing 110 through the second closed bearing end cap 23, and the second end of output shaft 20 is fixed on transparent casing 110 through the second open bearing end cap, and the second tachogenerator 130 is electrically connected on the second end of output shaft 20.
The first output gear 21 is different with the number of gears of the second output gear 22, and all coupling is sheathed on output shaft 20.Output shaft shift fork 60 is for the mobile position that changes the first output gear 21 and the second output gear 22.Make the first output gear 21 and the first neutral gear 31 Corresponding matchings meshing, or make the second output gear 22 and the second neutral gear 32 Corresponding matchings meshing.
Take different gear mesh modes, to realize different rotating speed output at output shaft 20 places.Its principle is:
When input gear 11 and 41 meshing connections of coupling of tumbler gear, tumbler gear 41 also mates meshing connections with the first neutral gear 31, and when the first neutral gear 31 also mates meshing connection with the first output gear 21, output shaft 20 obtains the first output speed.
When input gear 11 and the second 32 meshing connections of coupling of neutral gear, the second neutral gear 32 is with the second output gear 22 couplings during meshing connection, and output shaft 20 obtains the second output speed, and the second output speed is different from opposite direction and the numerical value of the first output speed.
Manually stir input shaft shift fork 50, the position of removable change input gear 11.Input shaft shift fork 50 comprises the first annular ring 51 and the first shifting part 52.The first annular ring 51 cover couplings are sheathed on input shaft 10, and the first annular ring 51 is fixedly connected with input gear 11.On transparent casing 110, offer the first connection hole slot (not indicating in figure), the first shifting part 52 is outside the transparent casing 110 of extending radially outwardly to of the first annular ring 51, and adaptation is fixed in the first connection hole slot, changes the position of input gear 11 by stirring the first shifting part 52.
Manually stir output shaft shift fork 60, the position of removable change the first output gear 21 and the second output gear 22.Output shaft shift fork 60 comprises the second annular ring (not indicating in figure) and the second shifting part; The second annular snare coupling is sheathed on output shaft 20, and the second annular ring is fixedly connected with the first output gear 21 and the second output gear 22; On transparent casing 110, offer the second connection hole slot (not indicating in figure), the second shifting part is outside the transparent casing 110 of extending radially outwardly to of the second annular ring, and adaptation is fixed in the second connection hole slot, changes the position of the first output gear 21 and the second output gear 22 by stirring the second shifting part.In present embodiment, output shaft shift fork 60 is located between the first output gear 21 and the second output gear 22.In other embodiments, output shaft shift fork 60 can be located at the side of the first output gear 21 or the second output gear 22.
In the speed reduction unit apparatus for demonstrating providing at the utility model embodiment, deceleration assembly is installed in transparent casing 110, and the gear of deceleration assembly all adopts light-weight metal gear, so that the gear operation of teachers and students' direct viewing deceleration assembly is also convenient to flexible mobile teachers and students' speed reduction unit apparatus for demonstrating.And teachers and students' speed reduction unit apparatus for demonstrating is also provided with the first tachogenerator 120, the second tachogenerator 130, single chip processing module 140 and display module 150, display module 150 presents the first output speed value, the second output speed value and the ratio of gear under current state in real time, can more strengthen teachers and students' visual impression.In addition, deceleration assembly also has two kinds of different output speeds, has enriched the demo content of deceleration assembly, has improved student's learning interest.
These are only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (9)
1. a speed reduction unit apparatus for demonstrating, is characterized in that, described speed reduction unit apparatus for demonstrating comprises deceleration assembly, transparent casing, the first tachogenerator, the second tachogenerator, single chip processing module and display module; Described deceleration assembly is contained in described transparent casing, and described deceleration assembly comprises input shaft and output shaft, and the rotating speed of described input shaft is greater than the rotating speed of described output shaft; Described the first tachogenerator is tested described input shaft rotating speed, and described the second tachogenerator is tested described output shaft rotating speed; Described the first tachogenerator and described the second tachogenerator are electrically connected to described single chip processing module respectively, and described single chip processing module receives and process described input shaft rotating speed value and described output shaft tachometer value; Described display module is electrically connected to described single chip processing module, and described display module receives and shows described input shaft rotating speed value and described output shaft tachometer value from described single chip processing module.
2. speed reduction unit apparatus for demonstrating as claimed in claim 1, it is characterized in that, described deceleration assembly also comprises intermediate shaft, reversing shaft, input gear, tumbler gear, the first neutral gear, the second neutral gear, the first output gear, the second output gear, input shaft shift fork and output shaft shift fork;
Described input gear coupling is sheathed on described input shaft, and described input shaft shift fork is for the mobile position that changes described input gear; Described intermediate shaft is located in the middle of described input shaft and described output shaft, described the first neutral gear and described the second neutral gear pitch match are sheathed on described intermediate shaft, described reversing shaft is located between described intermediate shaft and described input shaft, and described tumbler gear coupling is sheathed on described reversing shaft; Described input gear is through described tumbler gear and match meshingly with described the first neutral gear, or described input gear and described the second neutral gear match meshing; Described the first output gear is different with the number of gears of described the second output gear, and all coupling is sheathed on described output shaft, described output shaft shift fork is for the mobile position that changes described the first output gear and described the second output gear, make described the first output gear and described the first neutral gear Corresponding matching meshing, or described the second output gear and described the second neutral gear Corresponding matching meshing.
3. speed reduction unit apparatus for demonstrating as claimed in claim 2, is characterized in that,
When described input gear mates meshing connection with described tumbler gear, described tumbler gear also mates meshing connection with described the first neutral gear, when described the first neutral gear also mates meshing connection with described the first output gear, described output shaft obtains the first output speed;
When described input gear mates meshing connection with described the second neutral gear, when described the second neutral gear mates meshing connection with described the second output gear, described output shaft obtains the second output speed, and described the second output speed is different from opposite direction and the numerical value of described the first output speed.
4. speed reduction unit apparatus for demonstrating as claimed in claim 2, is characterized in that, described input shaft shift fork comprises the first annular ring and the first shifting part; Described the first annular snare coupling is sheathed on described input shaft, and described the first annular ring is fixedly connected with described input gear; On described transparent casing, offer the first connection hole slot, described the first shifting part is external along the described glass box of extending radially outwardly to of described the first annular ring, and adaptation is fixed on described first and connects in hole slot, changes the position of described input gear by stirring described the first shifting part.
5. speed reduction unit apparatus for demonstrating as claimed in claim 2, is characterized in that, described output shaft shift fork comprises the second annular ring and the second shifting part; Described the second annular snare coupling is sheathed on described output shaft, and described the second annular ring is fixedly connected with described the first output gear and described the second output gear; On described transparent casing, offer the second connection hole slot, described the second shifting part is external along the described glass box of extending radially outwardly to of described the second annular ring, and adaptation is fixed on described second and connects in hole slot, changes the position of described the first output gear and described the second output gear by stirring described the second shifting part.
6. speed reduction unit apparatus for demonstrating as claimed in claim 2, it is characterized in that, the first end of described input shaft is fixed on described transparent casing through the first closed bearing end cap, the second end of described input shaft is fixed on described transparent casing through the first open bearing end cap, and described the first tachogenerator is electrically connected on the second end of described input shaft.
7. speed reduction unit apparatus for demonstrating as claimed in claim 2, it is characterized in that, the first end of described output shaft is fixed on described transparent casing through the second closed bearing end cap, the second end of described output shaft is fixed on described transparent casing through the second open bearing end cap, and described the second tachogenerator is electrically connected on the second end of described output shaft.
8. speed reduction unit apparatus for demonstrating as claimed in claim 2, it is characterized in that, described input gear, described tumbler gear, described the first neutral gear, described the second neutral gear, described the first output gear, described the second output gear are light-weight metal gear.
9. speed reduction unit apparatus for demonstrating as claimed in claim 2, is characterized in that, described transparent casing is tempered glass casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288258.1U CN204010493U (en) | 2014-05-30 | 2014-05-30 | A kind of speed reduction unit apparatus for demonstrating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420288258.1U CN204010493U (en) | 2014-05-30 | 2014-05-30 | A kind of speed reduction unit apparatus for demonstrating |
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| Publication Number | Publication Date |
|---|---|
| CN204010493U true CN204010493U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420288258.1U Expired - Fee Related CN204010493U (en) | 2014-05-30 | 2014-05-30 | A kind of speed reduction unit apparatus for demonstrating |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938674A (en) * | 2016-05-30 | 2016-09-14 | 南京康尼机电股份有限公司 | Transparent RV decelerator apparatus used for teaching demonstration |
| CN106530944A (en) * | 2017-01-03 | 2017-03-22 | 华巧燕 | Gear transmission teaching instrument |
-
2014
- 2014-05-30 CN CN201420288258.1U patent/CN204010493U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105938674A (en) * | 2016-05-30 | 2016-09-14 | 南京康尼机电股份有限公司 | Transparent RV decelerator apparatus used for teaching demonstration |
| CN106530944A (en) * | 2017-01-03 | 2017-03-22 | 华巧燕 | Gear transmission teaching instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141210 Termination date: 20150530 |
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| EXPY | Termination of patent right or utility model |