CN206741725U - Projection teaching board for the point, line, surface technique of painting - Google Patents
Projection teaching board for the point, line, surface technique of painting Download PDFInfo
- Publication number
- CN206741725U CN206741725U CN201720254411.2U CN201720254411U CN206741725U CN 206741725 U CN206741725 U CN 206741725U CN 201720254411 U CN201720254411 U CN 201720254411U CN 206741725 U CN206741725 U CN 206741725U
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- projection
- plate
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- view
- positioning
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Abstract
The utility model discloses a kind of projection teaching board for the point, line, surface technique of painting, including top view projection plate, one or more other view projections plates, one or more spot projection devices.The top view projection plate, other described view projections plates include scale, graduation mark.The top view projection plate also includes several positioning holes.The spot projection device includes positioner, point transmitter.The positioner matches with the positioning hole.Described transmitter is located at the top of the positioner.This projection teaching board for the point, line, surface technique of painting provided by the utility model can reflect the view shape of the locus of point, line, surface, the view shape of front projection, the view shape of side projection and horizontal plane projection.Simultaneously can be according to the required quantity for confirming the spot projection device and position, and its position length is can adjust, it is practical, meet the needs in teaching.
Description
Technical field
It the utility model is related to instruments used for education field, more particularly to a kind of projection teaching board.
Background technology
According to GB/T4458.1-2002《Mechanical drawing》Middle Representation of Drawing and view regulation, point, line, surface in engineering drawing
Projection uses orthography, respectively to front projection, horizontal plane projection and side projection, to reflect the locus of point, line, surface
Relation.Main to use multimedia analog demenstration in teaching process, student participates in less, and learning knowledge is more passive, while point, line, surface
Space projection need student to have a stronger space imagining ability, study understand it is more difficult, and currently for the base of this respect
Plinth teaching aid is less.
How to improve《Mechanical drawing》The Classroom Teaching of course, and develop a kind of " throwing for the point, line, surface technique of painting
Shadow teaching aid board ", allow student to participate in the arrangement of space point, line, surface, and draw the three-plane projection of point, line, surface, mobilizing students
Interest is practised, turns into the problem that those skilled in the art are eager to solve.
The content of the invention
To solve problem above, the utility model provides a kind of projection teaching board for the point, line, surface technique of painting, including bows
View projections plate, one or more other view projections plates, one or more spot projection devices.
The top view projection plate, other described view projections plates include scale, graduation mark.The top view projection plate is also
Including several positioning holes.
The spot projection device includes positioner, point transmitter.Described transmitter includes rectangular enclosure；The rectangle
Shell includes one or more projection holes, mounting hole.
Other described view projections plates are perpendicularly fixed on the top view projection plate.Each spot projection device passes through
The positioner, the positioning hole and top view projection plate activity are fixed.Several described positioning holes are bowed positioned at described
The junction of each graduation mark on view projections plate.The positioner matches with the positioning hole.Described transmitter is located at
The top of the positioner.The mounting hole site is in the lower surface of the shell, and the mounting hole and the positioner
Top matches.The projection hole is located at the side or upper surface of the rectangular enclosure.
Preferably, the positioner includes the first location-plate, the first locating rod.
First location-plate includes the first positioning iron plate, 2 the first adjusting meanss；Each first adjusting means bag
Include the first nut, the first pad, the first bolt；The first positioning iron plate includes 2 the first locating slots, cylinder first is inserted
Bar；
The top of first locating rod one includes the first screwed hole；
Cylindrical first inserted link is located at the first location-plate outer surface, and the first inserted link outer surface includes
The screw thread to match with the screwed hole of the first locating rod first；2 first locating slots are located at the two of first inserted link
Side, and 2 first locating slots match with first nut, the first bolt.This positioner is easy to use, can
Accurately, quickly positioned.
Preferably, another top of first locating rod includes the first thread head, first thread head with it is described
First screwed hole of the first locating rod other end matches, and first thread head matches with the mounting hole.Using
When, one or more described first locating rod superpositions can be used according to required, reach the adjustable purpose of position length.
Preferably, the positioner includes the second location-plate, 2 positioning pressuring plates, active compound rod.The positioning pressuring plate
Including the second positioning iron plate, fixing screws, the second pad.The active compound rod includes solid active bar, hollow active bar, the
Two fixing bolts, the 3rd pad, the second nut.
The fixing screws match with the positioning hole, and second location-plate passes through 2 positioning pressuring plates and institute
Top view projection plate is stated mutually to fix；There are square, hollow base, and the pedestal and the reality in the second location-plate middle
The be indecisive and changeable bottom of network bar matches, i.e., described solid active bar is inserted in the pedestal；The solid active bar is located at the sky
It is indecisive and changeable in network bar, and second fixing bolt is through the solid active bar and the hollow active bar, i.e., described solid work
Network bar is mutually fixed with the hollow active bar by the second fixing bolt, the 3rd pad, the second nut；The hollow active bar
There is the second thread head to match with the mounting hole on top.In use, adjusting the positioning pressuring plate reaches the regulation positioning
The purpose of Board position, while can reach by adjusting second fixing bolt and adjust the purpose of the spot projection device height.
Preferably, the quantity of other view projections plates is 2, and respectively front view projection plate, left view projection plate.
The rectangular enclosure includes 2 projection holes, respectively left view projection hole and front view projection hole.Other views described in 2 are thrown
Shadow plate with the top view projection plate is vertical two-by-two fixes, needs during routine use can be met.
Preferably, the material of the top view projection plate and other view projections plates is poly (methyl methacrylate) plate, poly (methyl methacrylate) plate
To be transparent, it is easy to observation of students.
This projection teaching board for the point, line, surface technique of painting provided by the utility model has the beneficial effect that：
（1）The locus of point, line, surface can be reflected：The projection of point uses a spot projection device, forms throwing a little
Shadow；The projection of line forms the projection of line using the projection for setting two and above point；The projection in face using set three and more than
The projection of point, forms the projection in face；
（2）The view shape of the front projection of point, line, surface can clearly be expressed：When to during front projection, opening principal view
Blind patch, luminous point transmitter project to front view；
（3）The view shape of the side projection of point, line, surface can clearly be expressed：When to side projection, lateral projection is opened
Blind patch, luminous point transmitter project to side view；
（4）The view shape of the horizontal plane projection of point, line, surface can clearly be expressed：It is empty that space line can be converted into composition
The locus for the line that 2 points of top-stitching and above point are formed, space face can be converted into and the above point in composition space face at 3 points
The locus in the face of composition, then according to the quantity of the subpoint of composition, increase corresponding location-plate, positioning briquetting, active
Compound rod and point transmitter etc.；
（5）Can be according to the required quantity for confirming the spot projection device and position, and its position length is can adjust, it is practical
Property it is strong, meet teaching in needs.
Brief description of the drawings
Fig. 1 is the projection teaching board schematic diagram for being used for the point, line, surface technique of painting in embodiment one；
Fig. 2 is the second location-plate schematic diagram in embodiment one；
Fig. 3 is positioning pressuring plate schematic diagram in embodiment one；
Fig. 4 is active compound rod schematic diagram in embodiment one；
Fig. 5 is the midpoint transmitter schematic diagram of embodiment one；
Fig. 6 is the projection teaching board schematic diagram for being used for the point, line, surface technique of painting in embodiment two；
Fig. 7 is the first location-plate schematic diagram in embodiment two；
Fig. 8 is the first locating rod schematic diagram in embodiment two；
Fig. 9 is the midpoint transmitter schematic diagram of embodiment two.
Embodiment
Embodiment one
A kind of projection teaching board for the point, line, surface technique of painting as shown in Figures 1 to 5, including top view projection plate 4,2
Other individual view projections plates, one or more spot projection devices.2 other view projections plates are respectively front view projection plate 1, side view
Figure projection plate 12.
The front view projection plate includes front view projection plate scale and front view projection plate graduation mark 3, the side view
Projection plate 12 includes side view projection plate scale 13 and side view projection plate graduation mark 14.If the top view projection plate 4 includes
Dry positioning hole 7, top view projection plate graduation mark 6, top view projection plate scale 5.
The spot projection device includes positioner, point transmitter 11.Described transmitter 11 includes rectangular enclosure 23.Institute
Stating rectangular enclosure 23 includes 2 projection holes, mounting hole 25, bulb 24.2 projection holes are lateral projection hole 26, principal view hole
28,2 projection holes include a projection cover plate, i.e. principal view blind patch 29, lateral projection's blind patch 27 respectively.The point hair
Emitter 11 is irony hollow box, and cover plate is magnet iron piece, can be adsorbed on the shell 23 of a transmitter 11.
Front view projection plate 1, side view projection plate 12 are perpendicularly fixed on the top view projection plate 4.Each point
Projection arrangement is fixed by the positioner, the positioning hole 7 and the activity of top view projection plate 4.Several are described fixed
Position hole 7 is located at the junction of each graduation mark on the top view projection plate 4.The positioner matches with the positioning hole 7.
Described transmitter 11 is located at the top of the positioner.The mounting hole 25 is located at the lower surface of the shell 23, and institute
Mounting hole 25 is stated with the positioner top to match.The projection hole is located at side or the upper table of the rectangular enclosure 23
Face.
The positioner includes the second location-plate 8,2 positioning pressuring plates 9, active compound rods 10.The positioning pressuring plate 9 wraps
Include the second positioning iron plate 15, fixing screws 16, the second pad 17.The active compound rod 10 includes solid active bar 18, hollow
Active bar 19, the second fixing bolt 20, the 3rd pad 21, the second nut 22.
The fixing screws 16 match with the positioning hole 7, and second location-plate 8 passes through 2 positioning pressuring plates 9
Fixed with the phase of top view projection plate 4.The middle of second location-plate 8 have square, hollow base, and the pedestal with
The bottom of the solid active bar 18 matches, i.e., described solid active bar 18 is inserted in the pedestal.The solid active bar
18 in the hollow active bar 19, and second fixing bolt 20 is through the solid active bar 18 and the hollow work
Network bar 19, i.e., described solid active bar 18 pass through the second fixing bolt 20, the 3rd pad 21, second with the hollow active bar 19
The phase of nut 22 is fixed.There is the second thread head to match with the mounting hole 25 on the top of the hollow active bar 19.
In use, the projection of line forms the projection of line using the projection for setting two and above point.The projection in face is used and set
The projection of three and above point are put, forms the projection in face.
Embodiment two
A kind of projection teaching board for the point, line, surface technique of painting as shown in Figures 6 to 9, including top view projection plate 4,2
Other individual view projections plates, one or more spot projection devices.Other view projections plates described in 2 be respectively front view projection plate 1,
Left view projection plate 9.
The top view projection plate 4, other described view projections plates include scale 2, graduation mark 3.The top view projection
Plate 4 also includes several positioning holes 5.
The spot projection device includes positioner, point transmitter 8.The positioner includes the first location-plate 6, first
Locating rod 7.Described transmitter 8 includes rectangular enclosure 18, pillar 19, bulb 20.The rectangular enclosure 18 includes 2 projections
21,2 hole, mounting hole projection holes are respectively left view projection hole 22 and front view projection hole 23.First location-plate 6
Including first positioning 10,2 the first adjusting meanss of iron plate.Each first adjusting means pads including the first nut 13, first
Piece 14, the first bolt 15.The first positioning iron plate 10 includes 2 the first locating slots 12, cylindrical first inserted link 11.Described
The top of a positioning rod 7 one includes the first screwed hole 17.
Other described view projections plates are perpendicularly fixed on the top view projection plate 4, and other view projections described in 2
Plate is vertical fixed two-by-two with the top view projection plate 4.Each spot projection device passes through the positioner, the positioning
Hole 5 and the activity of top view projection plate 4 are fixed.Several described positioning holes 5 are located at each scale on the top view projection plate 4
The junction of line 3.The positioner matches with the positioning hole 5.Described transmitter 8 is located at the top of the positioner
End.The mounting hole 21 is located at the lower surface of the shell 18, and the mounting hole 21 matches with the positioner top.
The projection hole is located at the side or upper surface of the rectangular enclosure 18.
Cylindrical first inserted link 11 is located at the outer surface of the first location-plate 6, and the outer surface of the first inserted link 11
Include the screw thread to match with the screwed hole 17 of the first locating rod 7 first；2 first locating slots 12 are positioned at described the
The both sides of one inserted link 11, and 2 first locating slots 12 match with first nut 13, the first bolt 15.It is this fixed
Position device is easy to use, can accurately, quickly be positioned.Another top of first locating rod 7 includes the first screw thread
First 16, the first screwed hole 17 of first thread head 16 and the other end of the first locating rod 7 matches, and the point transmitting
Device 8 includes the mounting hole 21 to match with first thread head 16.When in use, can be according to required by described in one or more
The superposition of first locating rod 7 uses, and reaches the adjustable purpose of position length.
The material of the top view projection plate 4 and other view projections plates is poly (methyl methacrylate) plate, and poly (methyl methacrylate) plate is transparent
, it is easy to observation of students.
Described transmitter 8 only opens up left view projection hole 22 and main view using the structure of totally-enclosed shell 18 in two faces
Figure projection hole 23, bulb mounting 20 on the pillar 19 on top, the mounting hole 21 are connected with first thread head 16 so that
Described transmitter 8 is fixed in first locating rod 7, to realize projection of the point in front view and left view.
In use, the projection of line forms the projection of line using the projection for setting two and above point.The projection in face is used and set
The projection of three and above point are put, forms the projection in face.
The utility model preferred embodiment is these are only, therefore the scope of the utility model implementation can not be limited according to this, i.e.,
The equivalence changes and decoration made according to the utility model description, it should all belong in the range of the utility model covering.
Claims (6)
- A kind of 1. projection teaching board for the point, line, surface technique of painting, it is characterised in that including top view projection plate, one or more its His view projections plate, one or more spot projection devices；The top view projection plate, other described view projections plates include scale, graduation mark；The top view projection plate also includes Several positioning holes；The spot projection device includes positioner, point transmitter；Described transmitter includes rectangular enclosure；The rectangular enclosure Including one or more projection holes, mounting hole；Other described view projections plates are perpendicularly fixed on the top view projection plate；Each spot projection device passes through described Positioner, the positioning hole and top view projection plate activity are fixed；Several described positioning holes are located at the top view The junction of each graduation mark on projection plate；The positioner matches with the positioning hole；Described transmitter is positioned at described The top of positioner；The mounting hole site is in the lower surface of the shell, and the mounting hole and the positioner top Match；The projection hole is located at the side or upper surface of the rectangular enclosure.
- 2. according to the projection teaching board for the point, line, surface technique of painting described in claim 1, it is characterised in that the positioning dress Put including the first location-plate, the first locating rod；First location-plate includes the first positioning iron plate, 2 the first adjusting meanss；Each first adjusting means includes the One nut, the first pad, the first bolt；The first positioning iron plate includes 2 the first locating slots, cylindrical first inserted link；The top of first locating rod one includes the first screwed hole；Cylindrical first inserted link is located at the first location-plate outer surface, and the first inserted link outer surface includes and institute State the screw thread that first the first screwed hole of locating rod matches；2 first locating slots are located at the both sides of first inserted link, and 2 first locating slots match with first nut, the first bolt.
- 3. according to the projection teaching board for the point, line, surface technique of painting described in claim 2, it is characterised in that described first is fixed Another top of position bar includes the first thread head, the first screw thread of first thread head and the first locating rod other end Hole matches, and first thread head matches with the mounting hole.
- 4. according to the projection teaching board for the point, line, surface technique of painting described in claim 1, it is characterised in that the positioning dress Put including the second location-plate, 2 positioning pressuring plates, active compound rod；The positioning pressuring plate includes the second positioning iron plate, fixing screws, the second pad；The active compound rod includes solid active bar, hollow active bar, the second fixing bolt, the 3rd pad, the second nut；The fixing screws match with the positioning hole, and second location-plate is bowed by 2 positioning pressuring plates with described View projections plate is mutually fixed；There are square, hollow base, and the pedestal and the solid work in the second location-plate middle The bottom of network bar matches, i.e., described solid active bar is inserted in the pedestal；The solid active bar is located at the hollow work In network bar, and second fixing bolt is through the solid active bar and the hollow active bar, i.e., described solid active bar Mutually fixed by the second fixing bolt, the 3rd pad, the second nut with the hollow active bar；The top of the hollow active bar There is the second thread head to match with the mounting hole.
- 5. according to the projection teaching board for the point, line, surface technique of painting described in claim 1, it is characterised in that described other regard The quantity of figure projection plate is 2, and respectively front view projection plate, left view projection plate；The rectangular enclosure includes 2 projections Hole, respectively left view projection hole and front view projection hole.
- 6. the projection teaching board for the point, line, surface technique of painting according to any one in claim 1-4, it is characterised in that The material of the top view projection plate and other view projections plates is poly (methyl methacrylate) plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254411.2U CN206741725U (en) | 2017-03-16 | 2017-03-16 | Projection teaching board for the point, line, surface technique of painting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720254411.2U CN206741725U (en) | 2017-03-16 | 2017-03-16 | Projection teaching board for the point, line, surface technique of painting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206741725U true CN206741725U (en) | 2017-12-12 |
Family
ID=60557651
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720254411.2U Expired - Fee Related CN206741725U (en) | 2017-03-16 | 2017-03-16 | Projection teaching board for the point, line, surface technique of painting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206741725U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010428A (en) * | 2018-01-19 | 2018-05-08 | 河南科技大学 | Entity methods of exhibiting and entity for the three-view diagram technique of painting of teaching show device |
| CN114446128A (en) * | 2022-02-14 | 2022-05-06 | 柳州铁道职业技术学院 | Teaching aid model capable of directly projecting engineering view and manufacturing method thereof |
| TWI783879B (en) * | 2022-02-25 | 2022-11-11 | 亞東學校財團法人亞東科技大學 | Model displaying device |
-
2017
- 2017-03-16 CN CN201720254411.2U patent/CN206741725U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108010428A (en) * | 2018-01-19 | 2018-05-08 | 河南科技大学 | Entity methods of exhibiting and entity for the three-view diagram technique of painting of teaching show device |
| CN114446128A (en) * | 2022-02-14 | 2022-05-06 | 柳州铁道职业技术学院 | Teaching aid model capable of directly projecting engineering view and manufacturing method thereof |
| TWI783879B (en) * | 2022-02-25 | 2022-11-11 | 亞東學校財團法人亞東科技大學 | Model displaying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171212 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |