CN205381063U - Mathematics drawing teaching board based on gaussian - Google Patents
Mathematics drawing teaching board based on gaussian Download PDFInfo
- Publication number
- CN205381063U CN205381063U CN201620116392.2U CN201620116392U CN205381063U CN 205381063 U CN205381063 U CN 205381063U CN 201620116392 U CN201620116392 U CN 201620116392U CN 205381063 U CN205381063 U CN 205381063U
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- China
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- connecting rod
- revolute pair
- link
- rocker
- support arm
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- Expired - Fee Related
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Abstract
The utility model discloses a mathematics drawing teaching board based on gaussian is by support, support arm, first rocker, second rocker, a rocker arm, the 2nd rocker arm, first connecting rod, second connecting rod, third connecting rod, fourth connecting rod, five -bar linkage, the 6th connecting rod, the 7th connecting rod and the 8th connecting rod composition. The support frame is equipped with the recess, can adorn little article such as chalk, little ruler, pencil, sway fourth connecting rod and the 8th connecting rod respectively through a rocker arm and the 2nd rocker arm, fourth connecting rod and the 8th connecting rod drive that install on the support arm first rocker and the second rocker carries out crank circular motion to carry out normal curve's drawing. The utility model discloses the flexible operation is light, and observability and maneuverability are strong, only needs to rotate the fourth connecting rod and can carry out the exercise switching, makes things convenient for the student to operate and understand, convenient teaching.
Description
Technical field
The present invention relates to Higher Mathematics Teaching field, be specifically related to a kind of mathematics drawing teaching plate based on Gauss model.
Background technology
In order to help student to form clear and definite concept, improve student learning interest in teaching process, enriching perceptual knowledge, teaching aid arises at the historic moment, with for the observation ability of Developing Students ' and ability of thinking.But major part teaching aid is primarily servicing student, and lacks the function of auxiliary teacher's teaching.In Higher Mathematics Teaching, exercise amount is big, chi is fixed on blackboard table and carries out writing and affect teaching process, and it is very inconvenient that teacher writes exercise, but the exercise switch boards of present stage is practical not, complicated operation, and mobility is little.
Summary of the invention
In view of the foregoing, a kind of mathematics drawing teaching plate based on Gauss model provided by the invention, facilitate exercise switching to impart knowledge to students.
The present invention reaches above-mentioned purpose by the following technical programs: a kind of mathematics drawing teaching plate based on Gauss model, is made up of support, support arm, the first rocking bar, the second rocking bar, the first rocking lever, the second rocking lever, first connecting rod, second connecting rod, third connecting rod, fourth link, the 5th connecting rod, six-bar linkage, seven-link assembly and the 8th connecting rod.
Support arm is fixed on support central authorities, first rocking bar first link is connected by first link of the first revolute pair and support arm, second rocking bar first link is connected by second link of the second revolute pair and support arm, first connecting rod one end and second connecting rod one end are connected by second link of the 3rd revolute pair and the first rocking bar, the first connecting rod other end and third connecting rod one end are connected by second link of the 4th revolute pair and the second rocking bar, the third connecting rod other end is connected with fourth link one end by the 5th revolute pair, the fourth link other end is connected with the second connecting rod other end and first rocking lever one end by the 6th revolute pair；The first rocking lever other end is connected by the 3rd link of the 11st revolute pair and support arm；
5th connecting rod one end and six-bar linkage one end are connected by the 3rd link of the 7th revolute pair and the first rocking bar, the 5th connecting rod other end and seven-link assembly one end are connected by the 3rd link of the 8th revolute pair and the second rocking bar, the seven-link assembly other end is connected with the 8th connecting rod one end by the 9th revolute pair, the 8th connecting rod other end is connected with the seven-link assembly other end and second rocking lever one end by the tenth revolute pair, and the second rocking lever other end is connected by the 4th link of the 12nd revolute pair and support arm.
Described first revolute pair and the second revolute pair axis are parallel to each other, and the 3rd revolute pair, the 4th revolute pair, the 5th revolute pair, the 6th revolute pair, the 7th revolute pair, the 8th revolute pair, the 9th revolute pair, the tenth revolute pair, the 11st revolute pair, the 12nd revolute pair axis are parallel to each other.
Described support arm is provided with groove, it is possible to the little article such as dress chalk, little ruler, pencil.
Described fourth link and the 8th connecting rod are provided with arcuate groove, are used for drawing normal curve
Described exercise switching board of education operation principle is: the first rocking lever and the second rocking lever shake fourth link and the 8th connecting rod respectively, fourth link and the 8th connecting rod drive and are arranged on support arm the first rocking bar and the second rocking bar carries out crank circular motion, and then the motion of the parallelogram consisted of rod member makes exercise plate carry out the drafting of normal curve.
Useful benefit of the present utility model has:
1, it is used for drawing normal curve, is adjusted parameter of curve drawing curve simultaneously；
2, support arm is provided with groove, it is possible to the dress little article such as chalk, little ruler, pencil, and support also ensure that two vertical lines are parallel to each other and vertically, attractive in appearance
3, flexible operation is light, ornamental and workable, facilitates student to operate and understands, only needing moving handle that comparison frame can be driven to move, convenient teaching.
Accompanying drawing explanation
Fig. 1 is a kind of mathematics drawing teaching plate structural representation based on Gauss model of the present invention.
Fig. 2 is that a kind of mathematics drawing teaching based on Gauss model of the present invention hardens structure front view.
Fig. 3 is that a kind of mathematics drawing teaching based on Gauss model of the present invention hardens structure oblique view.
Detailed description of the invention
Below in conjunction with drawings and Examples, technical scheme is described further.
Comparison Fig. 1, the present invention reaches above-mentioned purpose by the following technical programs: a kind of mathematics drawing teaching plate based on Gauss model, is made up of support, support arm, the first rocking bar, the second rocking bar, the first rocking lever, the second rocking lever, first connecting rod, second connecting rod, third connecting rod, fourth link, the 5th connecting rod, six-bar linkage, seven-link assembly and the 8th connecting rod.
Support arm 2 is fixed on support 1 central authorities, first rocking bar 3 first link is connected by 2 first links of the first revolute pair 15 and support arm, second rocking bar 4 first link is connected by 2 second links of the second revolute pair 16 and support arm, first connecting rod 5 one end and second connecting rod 13 one end are connected by 3 second links of the 3rd revolute pair 17 and the first rocking bar, first connecting rod 5 other end and third connecting rod 9 one end are connected by 4 second links of the 4th revolute pair 17 and the second rocking bar, third connecting rod 9 other end is connected with fourth link 8 one end by the 5th revolute pair 22, fourth link 8 other end is connected with second connecting rod 13 other end and first rocking lever 7 one end by the 6th revolute pair；First rocking lever 7 other end is connected by the 3rd link of the 11st revolute pair 20 and support arm 2；
5th connecting rod 6 one end and six-bar linkage 14 one end are connected by the 3rd link of the 7th revolute pair 18 and the first rocking bar 3,5th connecting rod 6 other end and seven-link assembly 12 one end are connected by the 3rd link of the 8th revolute pair 19 and the second rocking bar 4, seven-link assembly 12 other end is connected with the 8th connecting rod 11 one end by the 9th revolute pair 25,8th connecting rod 11 other end is connected with seven-link assembly 13 other end and second rocking lever 10 one end by the tenth revolute pair 24, and second rocking lever 10 other end is connected by the 4th link of the 12nd revolute pair 23 and support arm 2.
Described first revolute pair and the second revolute pair axis are parallel to each other, and the 3rd revolute pair, the 4th revolute pair, the 5th revolute pair, the 6th revolute pair, the 7th revolute pair, the 8th revolute pair, the 9th revolute pair, the tenth revolute pair, the 11st revolute pair and the 12nd revolute pair axis are parallel to each other.
Described support arm is provided with groove, it is possible to the little article such as dress chalk, little ruler, pencil.
Described fourth link and the 8th connecting rod are provided with arcuate groove, are used for drawing normal curve
As shown in Figure 1, described exercise switching board of education operation principle is: the first rocking lever and the second rocking lever shake fourth link and the 8th connecting rod respectively, fourth link and the 8th connecting rod drive and are arranged on support arm the first rocking bar and the second rocking bar carries out crank circular motion, and then the motion of the parallelogram consisted of rod member makes exercise plate carry out the drafting of normal curve.
Claims (2)
1. the mathematics drawing teaching plate based on Gauss model, it is made up of support, support arm, the first rocking bar, the second rocking bar, the first rocking lever, the second rocking lever, first connecting rod, second connecting rod, third connecting rod, fourth link, the 5th connecting rod, six-bar linkage, seven-link assembly and the 8th connecting rod, it is characterised in that:
Support arm is fixed on support central authorities, first rocking bar first link is connected by first link of the first revolute pair and support arm, second rocking bar first link is connected by second link of the second revolute pair and support arm, first connecting rod one end and second connecting rod one end are connected by second link of the 3rd revolute pair and the first rocking bar, the first connecting rod other end and third connecting rod one end are connected by second link of the 4th revolute pair and the second rocking bar, the third connecting rod other end is connected with fourth link one end by the 5th revolute pair, the fourth link other end is connected with the second connecting rod other end and first rocking lever one end by the 6th revolute pair；The first rocking lever other end is connected by the 3rd link of the 11st revolute pair and support arm；
5th connecting rod one end and six-bar linkage one end are connected by the 3rd link of the 7th revolute pair and the first rocking bar, the 5th connecting rod other end and seven-link assembly one end are connected by the 3rd link of the 8th revolute pair and the second rocking bar, the seven-link assembly other end is connected with the 8th connecting rod one end by the 9th revolute pair, the 8th connecting rod other end is connected with the seven-link assembly other end and second rocking lever one end by the tenth revolute pair, and the second rocking lever other end is connected by the 4th link of the 12nd revolute pair and support arm.
2. a kind of mathematics drawing teaching plate based on Gauss model according to claim 1, it is characterized in that: described first revolute pair and the second revolute pair axis are parallel to each other, and the 3rd revolute pair, the 4th revolute pair, the 5th revolute pair, the 6th revolute pair, the 7th revolute pair, the 8th revolute pair, the 9th revolute pair, the tenth revolute pair, the 11st revolute pair, the 12nd revolute pair axis are parallel to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620116392.2U CN205381063U (en) | 2016-02-05 | 2016-02-05 | Mathematics drawing teaching board based on gaussian |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620116392.2U CN205381063U (en) | 2016-02-05 | 2016-02-05 | Mathematics drawing teaching board based on gaussian |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205381063U true CN205381063U (en) | 2016-07-13 |
Family
ID=56350558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620116392.2U Expired - Fee Related CN205381063U (en) | 2016-02-05 | 2016-02-05 | Mathematics drawing teaching board based on gaussian |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205381063U (en) |
-
2016
- 2016-02-05 CN CN201620116392.2U patent/CN205381063U/en not_active Expired - Fee Related
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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: 20160713 Termination date: 20170205 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |