CN204257121U - A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid - Google Patents
A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid Download PDFInfo
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- CN204257121U CN204257121U CN201420764039.6U CN201420764039U CN204257121U CN 204257121 U CN204257121 U CN 204257121U CN 201420764039 U CN201420764039 U CN 201420764039U CN 204257121 U CN204257121 U CN 204257121U
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- screw mandrel
- gears
- connecting rod
- pad
- rod mechanism
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Abstract
The utility model discloses a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid, a screw mandrel drive motor and guide rail is fixed wtih above this device base plate, slide block is on guide rail, screw mandrel driving machine controls the motion of back up pad on slide block by screw mandrel, back up pad there is bracing frame, stationary shaft is arranged on bracing frame through follower gear, and screw mandrel drive motor is fixed on base plate by erecting frame.By Electromechanical Control mode, automatic adjustment four-bar mechanism mid frame length, realize follower gear interlock, wink stops, reverse freely switching of three kinds of motion states, reduce the difficulty that teacher explains Gears-Connecting Rod Mechanism knowledge point, facilitate student to understand, grasp this knowledge point.This teaching aid is mainly used in the teaching relating to Gears-Connecting Rod Mechanism principle.
Description
Technical field
The utility model relates to a kind of demonstration teaching aid, specifically a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid.
Background technology
Teaching aid is used for the instrument of the aspect such as model, mechanism, principle of explaining illustration something or other when being teaching, be by the material object propagated for the purpose of science and technology, education people, can make specific knowledge, imagery.About gear in the course such as " mechanical principle " and " package packing machine "---during the explanation of double cam knowledge point, because mechanism principle is complicated, and under existing teaching condition, teacher uses software simulation to emulate, only can demonstrate a certain action, can not realize freely switching of multi-motion state, demonstrating effect is poor.Student is also difficult to accept, understand this knowledge point.
Summary of the invention
Problem to be solved in the utility model is: provide a kind of mode by Electromechanical Control, and the length of adjustment four-bar mechanism mid frame, realizes follower gear interlock, wink stops, reverses freely switching of three kinds of motion states automatically.
The technical solution of the utility model is: a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid, and its feature comprises: base plate, screw mandrel, screw mandrel drive motor, guide rail, slide block, bracing frame, back up pad, stationary shaft, follower gear, erecting frame, trip bolt, screw hole, contiguous block.A screw mandrel drive motor and guide rail is fixed wtih above base plate, screw mandrel drive motor controls the motion of back up pad on guide rail by screw mandrel, back up pad has bracing frame, and stationary shaft is arranged on bracing frame through follower gear, and screw mandrel drive motor is fixed on base plate by erecting frame.
A motion state regulating device for Gears-Connecting Rod Mechanism demonstration teaching aid, is further characterized in that: back up pad together with guide rails assembling, back up pad and slide block is all provided with hole by slide block, and back up pad is through hole, slide block is threaded hole.
A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid, be further characterized in that: screw mandrel drive motor is assembled together by axle sleeve and screw mandrel, described screw mandrel drive motor output shaft and screw mandrel are all provided with screw hole, one end of axle sleeve is fixed on the output shaft of screw mandrel drive motor by trip bolt, and the other end is fixed on screw mandrel.
A motion state regulating device for Gears-Connecting Rod Mechanism demonstration teaching aid, is further characterized in that: screw mandrel is installed together by contiguous block and back up pad, and contiguous block is provided with threaded hole, and screw mandrel is through threaded hole, and contiguous block is bolted in back up pad.
The beneficial effects of the utility model are: owing to adopting above constructional device, and this teaching aid can be made by the mode of Electromechanical Control, and adjustment screw body mid frame length, realizes follower gear interlock, wink stops, reverses freely switching of three kinds of motion states automatically.Easy to operate, with low cost, demonstrating effect is obviously directly perceived, is easy to promote.Student is made more to be conducive to understanding the knowledge point of Gears-Connecting Rod Mechanism.What be conducive to knowledge on classroom grants, and makes the communication between teacher and student more smooth and easy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is further illustrated
Accompanying drawing 1 is a kind of motion state regulating device structural representation of Gears-Connecting Rod Mechanism demonstration teaching aid;
Accompanying drawing 2 is that a kind of A of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid is to TV structure schematic diagram;
Accompanying drawing 3 is that a kind of B of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid is to TV structure schematic diagram;
Accompanying drawing 4 is connecting block structure schematic diagram of a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid.
In figure, 1, follower gear; 2, stationary shaft; 3, base plate; 4, slide block; 5, bracing frame; 6, back up pad; 7, guide rail; 8, screw mandrel; 9, axle sleeve; 10, screw mandrel drive motor; 11, erecting frame; 12, trip bolt; 13, screw hole; 14, contiguous block.
Embodiment
The technological means realized to make the utility model, creation characteristic, reaching object and effect is easy to understand, setting forth the utility model further below in conjunction with specific embodiment.
Embodiment 1: as shown in Figure 1, a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid, it is characterized in that: this device has a base plate 3, base plate 3 is fixed wtih a screw mandrel drive motor 10 and guide rail 7, slide block 4 is on guide rail 7, and screw mandrel drive motor 10 controls the motion of back up pad 6 on guide rail 7 by screw mandrel 8, back up pad 6 has bracing frame 5, bracing frame 5 is connected to a follower gear 1 by stationary shaft 2, and screw mandrel drive motor 10 is fixed on base plate 3 by erecting frame 11.
Embodiment 2: as shown in Figure 1, a kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid, be further characterized in that: this device drives top screw mandrel 8 to do interval, reciprocal rotary motion by screw mandrel drive motor 10, thus make the back up pad 6 above screw mandrel 8 do interval, to-and-fro movement, realize follower gear 1 interlock above bracing frame 6, stop in wink, reverse freely switching of three kinds of states.This installation cost is cheap, easy to operate, and demonstrating effect is obviously directly perceived, and what be conducive to knowledge on classroom grants, and makes the communication between teacher and student more smooth and easy.
Claims (5)
1. the motion state regulating device of a Gears-Connecting Rod Mechanism demonstration teaching aid, it is characterized in that: this device has a base plate (3), base plate (3) is fixed wtih a screw mandrel drive motor (10) and guide rail (7), slide block (4) is on guide rail (7), screw mandrel drive motor (10) controls back up pad (6) motion on guide rail (7) by screw mandrel (8), back up pad (6) there is bracing frame (5), bracing frame (5) is connected to a follower gear (1) by stationary shaft (2), screw mandrel drive motor (10) is fixed on base plate (3) by erecting frame (11).
2. according to the motion state regulating device of a kind of Gears-Connecting Rod Mechanism demonstration teaching aid according to claim 1, be further characterized in that: screw mandrel drive motor (10) is assembled together by axle sleeve (9) and screw mandrel (8), described screw mandrel drive motor (10) output shaft and screw mandrel (8) are all provided with screw hole (13), one end of axle sleeve (9) is fixed on the output shaft of screw mandrel drive motor (10) by trip bolt (12), and the other end is fixed on screw mandrel (8).
3. according to the motion state regulating device of a kind of Gears-Connecting Rod Mechanism demonstration teaching aid according to claim 1, be further characterized in that: screw mandrel (8) is installed together by contiguous block (14) and back up pad (6), contiguous block (14) is provided with threaded hole, screw mandrel (8) is through threaded hole, and contiguous block (14) is bolted in back up pad (6).
4. according to the motion state regulating device of a kind of Gears-Connecting Rod Mechanism demonstration teaching aid according to claim 1, be further characterized in that: back up pad (6) is installed together by slide block (4) and guide rail (7), back up pad (6) and slide block (4) are all provided with hole, back up pad (6) is upper is through hole, and slide block (4) is upper is threaded hole.
5. according to the motion state regulating device of a kind of Gears-Connecting Rod Mechanism demonstration teaching aid according to claim 1, be further characterized in that: screw mandrel drive motor (10) drives top screw mandrel (8) to do interval, reciprocal rotary motion, thus make the back up pad (6) above screw mandrel (8) do interval, to-and-fro movement, realize follower gear (1) interlock above bracing frame (5), stop in wink, reverse freely switching of three kinds of states.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764039.6U CN204257121U (en) | 2014-12-09 | 2014-12-09 | A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420764039.6U CN204257121U (en) | 2014-12-09 | 2014-12-09 | A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204257121U true CN204257121U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420764039.6U Expired - Fee Related CN204257121U (en) | 2014-12-09 | 2014-12-09 | A kind of motion state regulating device of Gears-Connecting Rod Mechanism demonstration teaching aid |
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| Country | Link |
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| CN (1) | CN204257121U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116343575A (en) * | 2023-05-24 | 2023-06-27 | 福建理工学校 | Experiment demonstration device for gear tooth bar transmission |
-
2014
- 2014-12-09 CN CN201420764039.6U patent/CN204257121U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116343575A (en) * | 2023-05-24 | 2023-06-27 | 福建理工学校 | Experiment demonstration device for gear tooth bar transmission |
| CN116343575B (en) * | 2023-05-24 | 2023-07-21 | 福建理工学校 | Experiment demonstration device for gear tooth bar transmission |
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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 |
Granted publication date: 20150408 Termination date: 20151209 |
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| EXPY | Termination of patent right or utility model |