CN111833663A - Plotter for mathematical education - Google Patents
Plotter for mathematical education Download PDFInfo
- Publication number
- CN111833663A CN111833663A CN202010711665.9A CN202010711665A CN111833663A CN 111833663 A CN111833663 A CN 111833663A CN 202010711665 A CN202010711665 A CN 202010711665A CN 111833663 A CN111833663 A CN 111833663A
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- motor
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- bottom plate
- lead screw
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
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- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
Abstract
The invention provides a plotter for mathematical education, which belongs to the technical field of teaching devices and comprises a controller, a projector, a bracket, a camera platform and two lifting platforms, wherein the controller is connected with the projector; the bracket comprises a bottom plate and two top plates arranged above two sides of the bottom plate; each top plate is fixed with the bottom plate through a side plate; a drawing board is arranged above the bottom plate; each lifting platform is driven by a first driving device to move up and down; a square through groove is formed in the middle of the lifting platform, and the conveying belt device is arranged in the square through groove and is driven to rotate by a second driving device; the camera shooting platform comprises a cross beam, a moving block and a camera arranged at the bottom of the moving block; the cross beam is provided with a strip through groove, and the moving block is erected in the strip through groove through a second support rod and is driven to move through a third driving device; the controller is respectively electrically connected with the camera and the projector. The device can enlarge whole drawing surface to the projection curtain, sees whole drawing process more easily clearly, and the teacher of being convenient for imparts knowledge to students.
Description
Technical Field
The invention relates to the technical field of teaching devices, in particular to a plotter for mathematical teaching.
Background
With the continuous improvement of the education level of China, people gradually improve the education mode, do not perform teaching in a knowledge point transmission mode, but begin to pay attention to the understanding of students, so that the students can know the calculation process and the reasoning process of various knowledge points, and the students can be helped to better master the knowledge points. In mathematical education, a formula and a theorem need to be induced and deduced, namely, demonstrated, and a teacher needs to draw a large amount of drawings for teaching.
The existing plotters for mathematical teaching cannot meet more and more requirements, and in the traditional blackboard drawing, the fixing of drawing tools is difficult, and teachers cannot explain while drawing; in addition, the drawing tools are small, so that the back-row students cannot see the whole drawing process clearly.
Accordingly, the present application proposes a new plotter for mathematical education.
Disclosure of Invention
In order to solve the above problems, the present invention provides a plotter for mathematical education. The device can enlarge whole drawing surface to the projection curtain, sees whole drawing process more easily clearly, and the teacher of being convenient for imparts knowledge to students.
In order to achieve the above purpose, the present invention provides the following technical solutions.
A plotter for mathematical education comprises a controller, a projector, a bracket, a camera shooting platform and two lifting platforms;
the support comprises a bottom plate and two top plates arranged above two sides of the bottom plate; each top plate is fixed with the bottom plate through a side plate; a drawing board is arranged above the bottom plate;
each lifting platform comprises a lifting platform and a conveying belt device; each lifting platform is erected between the top plate and the bottom plate through two first supporting rods and driven to move up and down through a first driving device; a square through groove is formed in the middle of the lifting platform, the conveying belt device comprises two belt wheels and conveying belts matched with the two belt wheels, the two belt wheels are arranged in the square through groove, and the belt wheels are rotationally arranged in the square through groove through a wheel shaft and are driven to rotate through a second driving device;
the camera shooting platform comprises a cross beam, a moving block and a camera arranged at the bottom of the moving block; the cross beam is fixedly arranged between the two conveyor belts; a long through groove is formed in the cross beam, and the moving block is erected in the long through groove through a second support rod and is driven to move through a third driving device;
the controller is respectively electrically connected with the camera and the projector.
Preferably, the first drive means comprises a first motor; the two first supporting rods are respectively a polished rod and a first lead screw; the first motor is fixedly arranged at the top of the top plate, an output shaft of the first motor penetrates through the top plate and is in transmission connection with one end of a first lead screw, the other end of the first lead screw penetrates through one end of the lifting platform and is in rotary connection with the bottom plate, and the first lead screw is in threaded fit with the lifting platform; one end of the polish rod is rotatably connected with the top plate, the other end of the polish rod penetrates through the lifting table and is rotatably connected with the bottom plate, and the polish rod is in sliding fit with the lifting table; the controller is electrically connected with the first motor.
Preferably, the second drive means comprises a second motor; the second motor is fixedly arranged at the top of the lifting platform, and an output shaft of the second motor penetrates through the lifting platform and is in transmission connection with a wheel shaft of one belt wheel; the controller is electrically connected with the second motor.
Preferably, the third driving device comprises a third motor and two first motor mounting plates; the second support rod is a second lead screw, and the two first motor mounting plates are fixedly arranged at two ends of the long through groove respectively; the third motor is fixedly arranged on the outer side of one first motor mounting plate, an output shaft of the third motor penetrates through the first motor mounting plate and is in transmission connection with one end of the second lead screw, and the other end of the second lead screw penetrates through the moving block and is in rotary connection with the other first motor mounting plate; the second lead screw is in threaded fit with the moving block; the controller is electrically connected with the third motor.
Preferably, the device also comprises a plurality of side-by-side angle adjusting devices arranged between the drawing board and the bottom board; each angle adjusting device comprises a hydraulic cylinder and a fourth motor; the bottom of the hydraulic cylinder is provided with two second motor mounting plates, the top of the bottom plate is fixedly provided with a mounting block, and the mounting block is rotatably arranged between the two second motor mounting plates through a rotating shaft; the fourth motor is fixedly arranged on the outer side of one second motor mounting plate, and an output shaft of the fourth motor penetrates through the second motor mounting plate and is in transmission connection with the rotating shaft; a push plate is fixedly arranged at the end part of the push rod of the hydraulic cylinder and is fixedly connected with the bottom of the drawing board; the controller is electrically connected with the fourth motor.
Preferably, the clamping device further comprises a clamping mechanism fixedly arranged on one side of the bottom plate; the clamping mechanism comprises a telescopic rod and a metal hose; the end fixing of telescopic link is provided with metal collapsible tube, metal collapsible tube's end fixing is provided with anchor clamps.
The invention has the beneficial effects that:
the invention provides a plotter for mathematical education, which realizes the collection of the whole plotting process through a bracket capable of lifting and moving and a movable camera; the device can display the drawing action on the projection screen in real time in a shooting mode, and meanwhile, the enlargement and reduction of the drawing action are realized by moving the camera, so that students can clearly understand the whole drawing process; the device passes through the angle adjusting device that the drawing board back set up, can adjust the inclination of drawing board, perhaps keeps the horizontality, and the teacher of being convenient for draws.
The invention is further described with reference to the following figures and examples.
Drawings
Fig. 1 is an overall configuration diagram of a plotter for mathematical education of an embodiment of the present invention;
FIG. 2 is a back structural view of a plotter for mathematics teaching according to an embodiment of the present invention;
FIG. 3 is a top view of a plotter for mathematical education in accordance with an embodiment of the present invention;
fig. 4 is a structural view of an angle adjusting device of a plotter for mathematical education according to an embodiment of the present invention.
In the figure: 1. a base plate; 2. drawing boards; 3. a polish rod; 4. a lifting platform; 5. a conveyor belt; 6. a top plate; 7. a first lead screw; 8. a first motor; 9. a second motor; 10. a moving block; 11. a camera; 12. a cross beam; 13. a clamp; 14. a metal hose; 15. a telescopic rod; 16. a side plate; 17. a fourth motor; 18. a second motor mounting plate; 19. mounting blocks; 20. a hydraulic cylinder; 21. pushing the plate; 22. a third motor; 23. a second lead screw; 24. first motor mounting panel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Examples
A plotter for mathematical education, as shown in figures 1-4, comprises a controller, a projector, a bracket, a camera platform and two lifting platforms;
the support comprises a bottom plate 1 and two top plates 6 arranged above two sides of the bottom plate 1; each top plate 6 is fixed with the bottom plate 1 through a side plate 16 to form a drawing desktop, and when the drawing desk is used, drawing is carried out on the desktop; a drawing board 2 is arranged above the bottom plate 1;
each lifting platform comprises a lifting platform 4 and a conveyor belt device as shown in figure 2; each lifting platform 4 is erected between the top plate 6 and the bottom plate 1 through two first supporting rods and driven to move up and down through a first driving device; a square through groove is formed in the middle of the lifting platform 4, the conveyor belt device comprises two belt wheels and a conveyor belt 5 matched with the two belt wheels, the two belt wheels are arranged in the square through groove, and the belt wheels are rotationally arranged in the square through groove through a wheel shaft and are driven to rotate through a second driving device;
the camera platform comprises a beam 12, a moving block 10 and a camera 11 arranged at the bottom of the moving block 10, as shown in fig. 3; the beam 12 is fixedly arranged between the two conveyor belts 5; a strip through groove is formed in the cross beam 12, and the moving block 10 is erected in the strip through groove through a second support rod and is driven to move through a third driving device; the camera 11 below the moving block 10 can freely move in space by the aid of the multiple groups of moving and lifting devices, so that drawing scenes can be conveniently collected during drawing, and drawing contents can be conveniently and reasonably enlarged and reduced;
the controller is respectively electrically connected with the camera 11 and the projector; the controller controls the focusing of the camera 11 to ensure that the collected drawing information is clearer; the live content collected by the camera 11 is sent to the projector through the controller and is displayed by the projector.
Preferably, the first driving means comprise a first motor 8; the two first supporting rods are respectively a polished rod 3 and a first lead screw 7; the first motor 8 is fixedly arranged at the top of the top plate 6, an output shaft of the first motor 8 penetrates through the top plate 6 and is in transmission connection with one end of a first lead screw 7, the other end of the first lead screw 7 penetrates through one end of the lifting platform 4 and is in rotary connection with the bottom plate 1, and the first lead screw 7 is in threaded fit with the lifting platform 4; one end of the polished rod 3 is rotatably connected with the top plate 6, the other end of the polished rod 3 penetrates through the lifting table 4 and is rotatably connected with the bottom plate 1, and the polished rod 3 is in sliding fit with the lifting table 4; the controller is electrically connected with the first motor 8; the whole lifting platform 4 is moved in a transmission mode of the screw rod sliding block.
Further, the second driving means includes a second motor 9; the second motor 9 is fixedly arranged at the top of the lifting platform 4, and an output shaft of the second motor 9 penetrates through the lifting platform 4 and is in transmission connection with a wheel shaft of a belt wheel; the controller is electrically connected with the second motor 9; the whole beam 12 is moved back and forth by the structure of the conveyor belt.
Preferably, the third drive means comprises a third motor 22 and two first motor mounting plates 24; the second support rod is a second lead screw 23, and two first motor mounting plates 24 are respectively and fixedly arranged at two ends of the long through groove; the third motor 22 is fixedly arranged on the outer side of one first motor mounting plate 24, an output shaft of the third motor 22 penetrates through the first motor mounting plate 24 and is in transmission connection with one end of the second lead screw 23, and the other end of the second lead screw 23 penetrates through the moving block 10 and is in rotation connection with the other first motor mounting plate 24; the second lead screw 23 is in threaded fit with the moving block 10; the controller is electrically connected to the third motor 22; through the structure of the screw rod sliding block, the moving block 10 in the beam 12 is realized, and the camera 11 is driven to horizontally move.
Furthermore, it comprises several side-by-side angle adjustment means arranged between the drawing board 2 and the base plate 1, as shown in fig. 4; each angle adjusting device comprises a hydraulic cylinder 20 and a fourth motor 17; the bottom of the hydraulic cylinder 20 is provided with two second motor mounting plates 18, the top of the bottom plate 1 is fixedly provided with a mounting block 19, and the mounting block 19 is rotatably arranged between the two second motor mounting plates 18 through a rotating shaft; the fourth motor 17 is fixedly arranged on the outer side of one second motor mounting plate 18, an output shaft of the fourth motor 17 penetrates through the second motor mounting plate 18 and is in transmission connection with the rotating shaft, the fourth motor 17 realizes rotation of the hydraulic cylinder 20, the inclination angle of the whole drawing board 2 is adjusted, and meanwhile, the height of the drawing board is adjusted through extension and retraction of the hydraulic cylinder 20, so that a teacher can draw conveniently; a push plate 21 is fixedly arranged at the end part of the push rod of the hydraulic cylinder 20, and the push plate 21 is fixedly connected with the bottom of the drawing board 2; the controller is electrically connected to the fourth motor 17.
In addition, the device also comprises a clamping mechanism fixedly arranged on one side of the bottom plate 1; the clamping mechanism comprises a telescopic rod 15 and a metal hose 14; the end of the telescopic rod 15 is fixedly provided with a metal hose 14, and the end of the metal hose 14 is fixedly provided with a clamp 13.
In the present embodiment, the first and second electrodes are,
the controller is used for carrying out data connection on the camera 11 on the device and the projector; the angle of the drawing board 2 is adjusted through the angle adjusting device on the back, the hydraulic cylinder 20 is controlled to extend, and meanwhile, the fourth motor 17 is controlled to rotate, so that the drawing board 2 is adjusted to be at a proper drawing angle;
the controller controls the first motor 8 to rotate, drives the first lead screw 7 to rotate, and further drives the lifting platform 4 to move up and down, so that the height of the camera 11 is adjusted; the controller controls the second motor 9 to rotate, so as to drive the conveyor belt 5 to rotate, and the front-back distance of the camera 11 is adjusted; the controller controls the third motor 22 to rotate, so as to drive the second lead screw 23 to rotate, and then the moving block 10 in threaded fit with the second lead screw 23 moves in the left-right direction;
the left side of the drawing board 2 is provided with a height adjustable drawing tool holding device or other object holder.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. A plotter for mathematical education is characterized by comprising a controller, a projector, a bracket, a camera shooting platform and two lifting platforms;
the support comprises a bottom plate (1) and two top plates (6) arranged above two sides of the bottom plate (1); each top plate (6) is fixed with the bottom plate (1) through a side plate (16); a drawing board (2) is erected above the bottom plate (1);
each lifting platform comprises a lifting platform (4) and a conveyor belt device; each lifting platform (4) is erected between the top plate (6) and the bottom plate (1) through two first supporting rods and driven to move up and down through a first driving device; a square through groove is formed in the middle of the lifting platform (4), the conveying belt device comprises two belt wheels and a conveying belt (5) matched with the two belt wheels, the two belt wheels are arranged in the square through groove, and the belt wheels are rotationally arranged in the square through groove through a wheel shaft and are driven to rotate through a second driving device;
the camera shooting platform comprises a cross beam (12), a moving block (10) and a camera (11) arranged at the bottom of the moving block (10); the cross beam (12) is fixedly arranged between the two conveyor belts (5); a long through groove is formed in the cross beam (12), and the moving block (10) is erected in the long through groove through a second support rod and is driven to move through a third driving device;
the controller is respectively electrically connected with the camera (11) and the projector.
2. A plotter for mathematical education as claimed in claim 1, characterized in that said first driving means comprise a first motor (8); the two first supporting rods are respectively a polished rod (3) and a first lead screw (7); the first motor (8) is fixedly arranged at the top of the top plate (6), an output shaft of the first motor (8) penetrates through the top plate (6) and is in transmission connection with one end of the first lead screw (7), the other end of the first lead screw (7) penetrates through one end of the lifting table (4) and is in rotary connection with the bottom plate (1), and the first lead screw (7) is in threaded fit with the lifting table (4); one end of the polish rod (3) is rotatably connected with the top plate (6), the other end of the polish rod (3) penetrates through the lifting table (4) and is rotatably connected with the bottom plate (1), and the polish rod (3) is in sliding fit with the lifting table (4); the controller is electrically connected with the first motor (8).
3. A plotter for mathematical education as claimed in claim 1, characterized in that said second driving means comprise a second motor (9); the second motor (9) is fixedly arranged at the top of the lifting platform (4), and an output shaft of the second motor (9) penetrates through the lifting platform (4) and is in transmission connection with a wheel shaft of one belt wheel; the controller is electrically connected with the second motor (9).
4. A plotter for mathematical education as claimed in claim 1, characterized in that said third driving means comprise a third motor (22) and two first motor mounting plates (24); the second support rod is a second lead screw (23), and the two first motor mounting plates (24) are respectively and fixedly arranged at two ends of the long through groove; the third motor (22) is fixedly arranged on the outer side of one first motor mounting plate (24), an output shaft of the third motor (22) penetrates through the first motor mounting plate (24) and is in transmission connection with one end of the second lead screw (23), and the other end of the second lead screw (23) penetrates through the moving block (10) and is in rotation connection with the other first motor mounting plate (24); the second lead screw (23) is in threaded fit with the moving block (10); the controller is electrically connected to the third motor (22).
5. A plotter for mathematical education as claimed in claim 1, characterized in that it also comprises a plurality of side-by-side angular adjustment means arranged between the drawing plate (2) and the base plate (1); each angle adjusting device comprises a hydraulic cylinder (20) and a fourth motor (17); two second motor mounting plates (18) are arranged at the bottom of the hydraulic cylinder (20), a mounting block (19) is fixedly arranged at the top of the bottom plate (1), and the mounting block (19) is rotatably arranged between the two second motor mounting plates (18) through a rotating shaft; the fourth motor (17) is fixedly arranged on the outer side of one second motor mounting plate (18), and an output shaft of the fourth motor (17) penetrates through the second motor mounting plate (18) and is in transmission connection with the rotating shaft; a push plate (21) is fixedly arranged at the end part of a push rod of the hydraulic cylinder (20), and the push plate (21) is fixedly connected with the bottom of the drawing board (2); the controller is electrically connected with the fourth motor (17).
6. A plotter for mathematical education as claimed in claim 1, characterized by further comprising a clamping mechanism fixedly arranged on one side of the base plate (1); the clamping mechanism comprises a telescopic rod (15) and a metal hose (14); the end part of the telescopic rod (15) is fixedly provided with a metal hose (14), and the end part of the metal hose (14) is fixedly provided with a clamp (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010711665.9A CN111833663A (en) | 2020-07-22 | 2020-07-22 | Plotter for mathematical education |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010711665.9A CN111833663A (en) | 2020-07-22 | 2020-07-22 | Plotter for mathematical education |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111833663A true CN111833663A (en) | 2020-10-27 |
Family
ID=72925875
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010711665.9A Pending CN111833663A (en) | 2020-07-22 | 2020-07-22 | Plotter for mathematical education |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111833663A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622706U (en) * | 2010-04-26 | 2010-11-03 | 孙立伟 | Teaching demonstration device |
| CN202021949U (en) * | 2011-04-01 | 2011-11-02 | 谢汉笛 | Book clipping device |
| CN108648561A (en) * | 2018-07-19 | 2018-10-12 | 刘文树 | One kind being applied to fine arts field artificial intelligence teaching aid |
| CN110047333A (en) * | 2019-04-26 | 2019-07-23 | 黄淮学院 | A kind of device suitable for multimedia mathematical education |
| CN111248633A (en) * | 2020-03-27 | 2020-06-09 | 山东轻工职业学院 | Adjustable mathematical education plotter |
| CN111402718A (en) * | 2020-04-03 | 2020-07-10 | 重庆电子工程职业学院 | Adjustable propaganda device based on computer and use method thereof |
-
2020
- 2020-07-22 CN CN202010711665.9A patent/CN111833663A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201622706U (en) * | 2010-04-26 | 2010-11-03 | 孙立伟 | Teaching demonstration device |
| CN202021949U (en) * | 2011-04-01 | 2011-11-02 | 谢汉笛 | Book clipping device |
| CN108648561A (en) * | 2018-07-19 | 2018-10-12 | 刘文树 | One kind being applied to fine arts field artificial intelligence teaching aid |
| CN110047333A (en) * | 2019-04-26 | 2019-07-23 | 黄淮学院 | A kind of device suitable for multimedia mathematical education |
| CN111248633A (en) * | 2020-03-27 | 2020-06-09 | 山东轻工职业学院 | Adjustable mathematical education plotter |
| CN111402718A (en) * | 2020-04-03 | 2020-07-10 | 重庆电子工程职业学院 | Adjustable propaganda device based on computer and use method thereof |
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Application publication date: 20201027 |