CN105654833B - Mechanical principle rotary teaching aid instrument - Google Patents
Mechanical principle rotary teaching aid instrument Download PDFInfo
- Publication number
- CN105654833B CN105654833B CN201410643434.3A CN201410643434A CN105654833B CN 105654833 B CN105654833 B CN 105654833B CN 201410643434 A CN201410643434 A CN 201410643434A CN 105654833 B CN105654833 B CN 105654833B
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- rotator
- side rotator
- spur gear
- rotating body
- mechanism demonstration
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Abstract
The invention relates to a mechanical principle rotation teaching aid instrument, which mainly comprises a base, a middle rotating body, a right-angle bracket, a left rotating body, a right rotating body and the like, wherein the effect that a power source drives the whole teaching aid system to move is realized by adjusting the mechanical motion form and changing the position of the mechanical motion form, so that the motion demonstration of more than 40 mechanical principle teaching aids is realized.
Description
The technical field is as follows:
the invention belongs to the technical field of teaching instruments, and particularly relates to a mechanical principle rotating teaching aid instrument.
Background art:
the mechanical principle subject is an important course of must taking over in the teaching, and the demonstration of machinery teaching aid then is the necessary link in this subject, but as far as present, traditional machinery teaching aid usually has numerous defects, for example, ordinary machinery teaching aid function singleness, the volume is great, the form singleness just can not make up the demonstration at will, need teacher manual operation when the operation, not only wastes time and energy, still lacks the novelty.
The invention content is as follows:
the invention aims to provide a mechanical principle rotary teaching aid instrument, which realizes the effect of driving the whole teaching aid system to move by a power source by adjusting the mechanical motion form and changing the position of the mechanical motion form.
The middle rotating body consists of a demonstration panel provided with a connecting rod mechanism demonstration part, a gear mechanism demonstration part and a cam mechanism demonstration part, is connected with the double-ring fixing frame through the clamping groove, and is fixed through the lead screw. The base and the middle rotating body slide in contact with the double rows of supporting pulleys through the double-ring fixing frame, and the left rotating body and the right rotating body are connected with the base through the right-angle support and the L-shaped slide way; various mechanisms on each surface of the intermediate rotating body are fixedly connected with the plate surface through a rotating shaft, and are linked through a straight gear and a synchronous toothed belt, so that more than 40 motion demonstration of a connecting rod, a gear, a cam mechanism and the like can be realized together, and the various mechanisms can realize the effect of independent demonstration or synchronous demonstration of the mechanisms through an elastic shaft fixing device.
In order to complete the transmission demonstration among different mechanisms, the invention is provided with an elastic shaft fixing device, and a shaft fixing bolt can move up and down under the action of a spring to change the position of a transmission shaft, so that the power source drives a single mechanism to demonstrate or a plurality of mechanisms to demonstrate, and different demonstration effects are achieved.
The motor spindle in the left rotating body is connected with the transmission bevel gear and the transmission straight gear through the key slot, and is meshed with the middle rotating body through the straight gear for linkage, so that power can be transmitted to the right rotating body, and meanwhile, the power can be transmitted to the whole middle rotating body panel through the synchronous toothed belt, and the effect that the power source drives the whole teaching aid system to move is achieved.
The invention has the beneficial effects that: the device has the advantages of variability, automation, intuition, convenience, high efficiency, reasonable structure, small occupied space and strong function.
Description of the drawings:
FIG. 1 is an overall schematic view of a mechanical principle rotary teaching aid;
FIG. 2a is a partial schematic view of an intermediate rotating body, and FIG. 2b is a partial schematic view of a two-sided rotating body;
FIG. 3 is a partial schematic view of the power transmission;
fig. 4a, 4b, 4c and 4d are partial schematic views of the innovative mechanism.
The specific implementation mode is as follows:
referring to fig. 1, the present invention mainly comprises a base 101, a right-angle support 102, a left-side rotating body 105, a right-side rotating body 103, and an intermediate rotating body 104, wherein the right-angle support 102 is connected to the base 101, the left-side rotating body 105 and the right-side rotating body 103 are fixed to the right-angle support 102 through a rotating shaft 206, and the intermediate rotating body 104 is connected to a double-ring fixing frame 204 and fixed through a screw 203.
Referring to fig. 1 and 2a, the base 101 and the intermediate rotating body 104 are in contact with the double row of supporting pulleys 202 through the double ring fixing frame 204.
Referring to fig. 1, 2a, 2b and 4c, the intermediate rotating body 104 is composed of a link mechanism demonstration panel, a cam mechanism demonstration panel and a gear mechanism demonstration panel, the link mechanism demonstration panel is provided with a link mechanism demonstration part, the cam mechanism demonstration panel is provided with a cam mechanism demonstration part, the gear mechanism demonstration part is provided on the gear mechanism panel, and the intermediate rotating body 104 is connected with the double-ring fixing frame 204 through a clamping groove and fixed by the lead screw 203.
Referring to fig. 1, 2b and 4c, the left rotating body 105 and the right rotating body 103 are connected and fixed to the right angle bracket 102 through the rotating shaft 206 and the nut 205, and the left rotating body 105 and the right rotating body 103 are connected and fixed to the L-shaped slide rail 408 through the fixing pin 201.
Referring to fig. 2b, fig. 3, fig. 4c and fig. 4d, the left rotary body 105 is connected with the middle rotary body 104 through a timing belt 306, a bevel gear 302 on a motor spindle 304 is connected with a grooved pulley 208 and a constant width cam 207 on the left rotary body 103, and a transmission spur gear 303 on a motor 301 is meshed with a middle rotary body spur gear 305.
Referring to fig. 4a and 4b, the elastic shaft fixing device 401 is composed of a shaft fixing bolt 403, a spring 402 and a spring rail 404, and the cam mechanism demonstration panel is provided with a T-shaped groove 405 and a heart-shaped groove 406, which are fixed with a cam fixing frame 407 in an interference fit manner.
In specific implementation, the left rotating body 105 and the right rotating body 103 are moved out of the middle rotating body 104 through the L-shaped slide rail 408 of the base 101, and are rotated and adjusted to proper positions; the middle rotating body 104 is rotated to respectively display a connecting rod mechanism demonstration panel, a cam mechanism demonstration panel and a gear mechanism demonstration panel, the fixed shaft bolt 403 is moved up and down to change the position of the transmission shaft, the left rotating body 105 is moved forward and is in plane butt joint with the middle rotating body 104, the motor 301 is moved right, the starting motor 301 drives the gear to move, the gear drives the middle rotating body 104 and the right rotating body 103 to move, and finally the operation demonstration of the mechanical principle teaching instrument is realized.
Claims (4)
1. The utility model provides a rotatory teaching aid appearance of theory of mechanics which characterized in that: comprises a base (101), a right-angle bracket (102), a left-side rotator (105), a right-side rotator (103), an intermediate rotator (104) and an elastic shaft fixing device (401), wherein the right-angle bracket (102) is connected with the base (101), the left-side rotator (105) and the right-side rotator (103) are fixed on the right-angle bracket (102) through a rotating shaft (206), the intermediate rotator (104) is connected with a double-ring fixing frame (204), a motor main shaft (304) inside the left-side rotator (105) is connected with a transmission bevel gear (302) and a transmission spur gear (303) through key slots, the transmission spur gear (303) on the motor main shaft (304) of the left-side rotator (105) is meshed with a left-side spur gear (305) on the intermediate rotator (104), the left-side rotator (105) and the right-side rotator (103) are connected with an L-shaped slideway (408), a transmission spur gear (303) on the motor (301) is meshed with a middle rotating body spur gear (305), and a synchronous toothed belt (306) is connected with the middle rotating body spur gear (305) and a right side spur gear (307);
the base (101) and the intermediate rotating body (104) are in contact with the double rows of supporting pulleys (202) through a double-ring fixing frame (204).
2. The mechanical principle rotary teaching aid instrument according to claim 1, characterized in that: middle rotator (104) comprises four panels, include link mechanism demonstration panel respectively, cam mechanism demonstration panel and two gear mechanism demonstration panels, link mechanism demonstration part is equipped with on the link mechanism demonstration panel, cam mechanism demonstration part is equipped with on the cam mechanism demonstration panel, gear mechanism demonstration part is equipped with on the panel of gear mechanism, middle rotator (104) is connected through the draw-in groove with two ring mount (204), then it is fixed through lead screw (203), cam mechanism demonstration panel is equipped with T type groove (405) and heart-shaped groove (406), be connected with cam mount (407).
3. The mechanical principle rotary teaching aid instrument according to claim 1, characterized in that: the elastic shaft fixing device (401) consists of a shaft fixing bolt (403), a spring (402) and a spring rail (404), wherein the spring (402) is connected with the spring rail (404), and the spring rail (404) is fixed on the shaft fixing bolt (403).
4. The mechanical principle rotary teaching aid instrument according to claim 1, characterized in that: the right side rotator (103) and the left side rotator (105) are connected with the right angle bracket (102) through a rotating shaft (206), the right side rotator (103) and the left side rotator (105) are provided with a grooved wheel (208) and an equal-width cam (207), a right side spur gear (307) is meshed with an inner spur gear (308) on the right side rotator (103), and the right side rotator (103) comprises a cam mechanism demonstration part and a connecting rod mechanism demonstration part.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643434.3A CN105654833B (en) | 2014-11-14 | 2014-11-14 | Mechanical principle rotary teaching aid instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410643434.3A CN105654833B (en) | 2014-11-14 | 2014-11-14 | Mechanical principle rotary teaching aid instrument |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105654833A CN105654833A (en) | 2016-06-08 |
| CN105654833B true CN105654833B (en) | 2020-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410643434.3A Expired - Fee Related CN105654833B (en) | 2014-11-14 | 2014-11-14 | Mechanical principle rotary teaching aid instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105654833B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108550314B (en) * | 2018-03-07 | 2020-04-17 | 重庆工业职业技术学院 | Teaching device for mechatronics |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4032403A1 (en) * | 1990-10-12 | 1992-04-16 | Lucas Nuelle Lehr Und Messgera | Computer controlled mechanical model for teaching machine processes - has machine tool in holder by drive under control of computer program |
| CN2258642Y (en) * | 1996-10-18 | 1997-07-30 | 深圳市恩格劳普工贸有限公司 | Unit mechanism dies with dynamic property analyzing for experiment |
| CN101984482A (en) * | 2010-11-18 | 2011-03-09 | 浙江亚龙教育装备股份有限公司 | Comprehensive training assessment device for mechanical assembly and adjustment technology |
| CN103886803A (en) * | 2014-04-17 | 2014-06-25 | 重庆交通大学 | Integrated mechanical teaching aid |
| CN104008700A (en) * | 2014-05-29 | 2014-08-27 | 长春理工大学 | Multifunctional linkage type box-type teaching aid capable of being unfolded |
| CN203812488U (en) * | 2014-04-23 | 2014-09-03 | 湖北工业大学 | Rotary type multi-configuration machine demonstrating and experimenting table |
| CN203931330U (en) * | 2014-05-22 | 2014-11-05 | 杭州电子科技大学 | Typical case's gear train overview display teaching aid |
| CN204257113U (en) * | 2014-11-14 | 2015-04-08 | 长春工业大学 | Mechanical principle rotates teaching aid instrument |
-
2014
- 2014-11-14 CN CN201410643434.3A patent/CN105654833B/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4032403A1 (en) * | 1990-10-12 | 1992-04-16 | Lucas Nuelle Lehr Und Messgera | Computer controlled mechanical model for teaching machine processes - has machine tool in holder by drive under control of computer program |
| CN2258642Y (en) * | 1996-10-18 | 1997-07-30 | 深圳市恩格劳普工贸有限公司 | Unit mechanism dies with dynamic property analyzing for experiment |
| CN101984482A (en) * | 2010-11-18 | 2011-03-09 | 浙江亚龙教育装备股份有限公司 | Comprehensive training assessment device for mechanical assembly and adjustment technology |
| CN103886803A (en) * | 2014-04-17 | 2014-06-25 | 重庆交通大学 | Integrated mechanical teaching aid |
| CN203812488U (en) * | 2014-04-23 | 2014-09-03 | 湖北工业大学 | Rotary type multi-configuration machine demonstrating and experimenting table |
| CN203931330U (en) * | 2014-05-22 | 2014-11-05 | 杭州电子科技大学 | Typical case's gear train overview display teaching aid |
| CN104008700A (en) * | 2014-05-29 | 2014-08-27 | 长春理工大学 | Multifunctional linkage type box-type teaching aid capable of being unfolded |
| CN204257113U (en) * | 2014-11-14 | 2015-04-08 | 长春工业大学 | Mechanical principle rotates teaching aid instrument |
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| CN105654833A (en) | 2016-06-08 |
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Granted publication date: 20201120 Termination date: 20211114 |