CN107512118B - A kind of drawing board - Google Patents
A kind of drawing board Download PDFInfo
- Publication number
- CN107512118B CN107512118B CN201710626124.4A CN201710626124A CN107512118B CN 107512118 B CN107512118 B CN 107512118B CN 201710626124 A CN201710626124 A CN 201710626124A CN 107512118 B CN107512118 B CN 107512118B
- Authority
- CN
- China
- Prior art keywords
- bar
- drawing board
- cross bar
- hand
- sliding shoe
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 239000011159 matrix material Substances 0.000 claims abstract description 29
- 238000003825 pressing Methods 0.000 claims abstract description 29
- 239000011521 glass Substances 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims abstract description 4
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 230000009471 action Effects 0.000 claims description 9
- 210000003734 kidney Anatomy 0.000 claims description 9
- 239000007787 solid Substances 0.000 claims 1
- 238000013507 mapping Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000003796 beauty Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L5/00—Drawing boards
- B43L5/02—Drawing boards having means for clamping sheets of paper thereto
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/001—Mathematical drawing instruments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/005—Portable combined drawing-aids including boards
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/14—Devices for drawing in perspective
- B43L13/141—Two-dimensional devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43L—ARTICLES FOR WRITING OR DRAWING UPON; WRITING OR DRAWING AIDS; ACCESSORIES FOR WRITING OR DRAWING
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
- B43L13/14—Devices for drawing in perspective
- B43L13/16—Devices for drawing in perspective free-hand
- B43L13/18—Devices for drawing in perspective free-hand having optical or projecting equipment
Landscapes
- Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
- Toys (AREA)
Abstract
The invention discloses a kind of drawing boards, drawing board includes drawing board matrix, move horizontally bar, hand-held sliding shoe, drawing pen, distance rod, drawing plate face and pressing device, drawing board matrix is rectangular plate-like structure, use transparent glass as drawing plate face in upper surface on rectangle drawing board matrix, be equipped with immediately below transparent glass several for illumination LED light, two sliding rails are symmetrically arranged with along two long sides in drawing board body upper surface, bar both ends are moved horizontally to be slidably connected on the slide rail, hand-held sliding shoe is equipped on moving horizontally bar, drawing pen is equipped with below hand-held sliding shoe, drawing board matrix is symmetrically arranged with the pressing device for compressing paper along two short sides, the pressing device is spring clip, there are two spring clips, it is symmetricly set on the short side of drawing board matrix, the upper surface of spring clip being fixed on rectangle drawing board matrix on one side, in spring The clip position of folder sets anti-slip rubber.The configuration of the present invention is simple can be convenient efficient mechanical graphics figure, improve drawing efficiency.
Description
Technical field
The invention belongs to teaching aid technical fields, and in particular to a kind of drawing board.
Background technique
Mechanical drawing is that mechanical planform, size, working principle and technical requirements are definitely indicated with pattern, figure
Sample is made of figure, symbol, text and number etc., is the technology text that design of expression is intended to and manufacture requires and exchanges experience
Part, the language Freehandhand-drawing machinery drawing for being commonly referred to as engineering circles is the professional skill of engineer's indispensability, but on traditional drawing board
Draw Freehandhand-drawing drawing, be easy line drawing is askew, simultaneously because hand can be contacted with drawing paper, and mechanical drawing be usually drawn by pencil and
At hand, which will lead to drawing surface with drawing friction, to be blackened the name of, and the beauty drawn is influenced.It is therefore desirable to design, one kind is novel to be drawn
Chart board solves the above problems.
Summary of the invention
According to the above-mentioned deficiencies of the prior art, the technical problem to be solved by the present invention is to propose a kind of drawing board, pass through
Sliding equipment and rotating device realize the drafting of straight line and circle, avoid hand from contacting with the direct of drawing surface, while passing through bottom lamp
The problem of light facilitates imitation drawing, solves with typical graphics plate picture machine drawing picture low efficiency, is easy to appear deflection, has
The advantages of structure is simple, improves picture efficiency, improves the cleannes on drawing surface.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention are as follows: a kind of drawing board includes drawing board matrix, water
Lever, hand-held sliding shoe, drawing pen, distance rod, drawing plate face and pressing device are translated, drawing board matrix is rectangular plate-like structure,
Upper surface on rectangle drawing board matrix uses transparent glass as drawing plate face, is equipped with several use immediately below transparent glass
In the LED light of illumination, two sliding rails are symmetrically arranged with along two long sides in drawing board body upper surface, bar both ends is moved horizontally and is slidably connected
On the slide rail, it is equipped with hand-held sliding shoe on moving horizontally bar, holds and is equipped with drawing pen below sliding shoe, drawing board matrix is short along two
Side is symmetrically arranged with the pressing device for compressing paper, and the pressing device is spring clip, and there are two spring clips, is symmetricly set on picture
The short side of plate matrix, the upper surface of spring clip being fixed on rectangle drawing board matrix on one side, sets in the clip position of spring clip
Anti-slip rubber.
As a preferred embodiment, the bar that moves horizontally includes slide head and cross bar, there are two slide heads, point
It is not symmetricly set on the both ends of cross bar, two slide heads are slidably connected at respectively on symmetrical sliding rail, and the surface of sliding rail, which is carved with, to be used for
The scale trace of positioning, moving horizontally bar can move horizontally along sliding rail, move horizontally the cross bar of bar between two sliding rails with two
Sliding rail it is vertical and between drawing plate face there are a fixed gap, cross bar is rectangular tubular structure, have cavity in cross bar, cross bar with draw
Chart board face keeps horizontal, and horizontal positioning device is equipped in cross bar.Horizontal positioning device includes interlocking lever, ejection head and ejection bullet
Spring, interlocking lever are located in cross bar cavity, and interlocking lever both ends are respectively equipped with an ejection head, in cross bar facing towards drawing plate face
Title is set there are two hole is ejected, and ejection hole is connected to cavity, is ejected first end and is passed through ejection hole and drawing board face contact, ejects head
The other end is equipped with ejector spring, and ejector spring is fixed in cross bar cavity, and head is ejected under the action of ejector spring and is pressed in always
In drawing plate face, it is equipped with kidney slot in the upper surface of cross bar, kidney slot is connected with cavity, slip ring sleeve is cased on interlocking lever,
The slip ring sleeve outer wall vertical is equipped with pull rod, and pull rod passes through the kidney slot on cross bar, and pull rod top is hingedly equipped with pressing lever.It is hand-held
Sliding shoe sliding is rectangular shaped slider, is equipped with rectangular sliding hole in the front-rear side walls of hand-held sliding shoe, holds sliding shoe and pass through slide opening set
On cross bar, hand-held sliding shoe is slidably connected along cross bar, is equipped with pressing lever, pressing lever middle part in the upper surface of hand-held sliding shoe
It is rotatably connected on the upper surface of hand-held sliding shoe, one end of pressing lever and pull rod are articulated and connected.The side wall of hand-held sliding shoe is equipped with
Briquetting hole, briquetting hole and rectangular sliding hole are interconnected, and briquetting passes through briquetting hole and is in contact with cross bar side wall, empty in briquetting and briquetting
Between be equipped with reset spring, under the action of reset spring briquetting be close to cross bar side wall realize compress positioning, in hand-held sliding shoe
Side wall be also rotatably connected to side wall compression bar, side wall compression bar one end and hinge bar are rotatablely connected, and the other end of hinge bar, which rotates, to be connected
It connects on briquetting.The bottom center position towards drawing plate face of hand-held sliding shoe is equipped with shaft, is equipped with screw thread in shaft front end,
Screw thread port lid is equipped with before shaft, screw thread port lid is spun in shaft, and also receiving in the bottom surface of drawing board has transparent plate-like protractor, is turned
Axis passes through the center of plate-like protractor, and shaft is rotatably connected to telescopic rod, and telescopic rod and drawing plate face are horizontal, and telescopic rod one end turns
Dynamic to be connected in shaft, screw thread is pressed against on telescopic rod, the other end of telescopic rod be equipped with drawing pen.In shaft towards drawing board
The shaft core position of face one end is equipped with laser generator used for positioning.Distance rod includes the first distance rod and the second distance rod, the
One distance rod is slidably installed on the slide rail, and the second distance rod, which is slidably mounted on, to be moved horizontally on bar, and the first distance rod includes first
Locating piece, the first limited block and the first foot bar, the second distance rod include the second locating piece, the second limited block and the second foot bar, institute
It states the first locating piece to be slidably installed on sliding rail, is equipped with fastening screw on the first locating piece, is also vertically set on the first locating piece
There is the first foot bar, the first foot bar and sliding rail are horizontal, and sliding is cased with the first limited block in the first foot bar, and the first limited block is slidably installed
On the slide rail, it is equipped with the positioning screw of fastening on the first limited block, moves horizontally bar and is located at the first locating piece and the first limit
Between the block of position, second locating piece is slidably installed on cross bar, is equipped with fastening screw, the second locating piece on the second locating piece
It is upper to be vertically equipped with the second foot bar, the second foot bar and bar level is moved horizontally, sliding is cased with the second limited block in the second foot bar, and second
Limited block, which is slidably mounted on, to be moved horizontally on bar, and the positioning screw of fastening is equipped on the second limited block, holds sliding shoe position
Between the second locating piece and the second limited block.
The medicine have the advantages that present invention drawing plate face bottom made of transparent glass is equipped with light, pass through bottom
Light will facilitate imitation drawing in pattern Mapping to drawing, while cooperate distance rod using horizontal slide rail and vertical sliding rail, and
It move horizontallys or vertically as needed, can quickly draw required straight line, can be drawn by the telescopic rod that rotation is located at bottom
Required circle or circular arc avoids hand from contacting with the direct of drawing surface, solves with typical graphics plate picture machine drawing picture efficiency
Low, the problem of being easy to appear deflection, has structure simple, improves picture efficiency, the clean and tidy feature of drawing.
Detailed description of the invention
Content expressed by this specification attached drawing and the label in figure are briefly described below:
Fig. 1 is the drawing board structure chart of the specific embodiment of the invention；
Fig. 2 is that the specific embodiment of the invention moves horizontally rod structure figure；
Fig. 3 is the hand-held sliding block structural diagram of the specific embodiment of the invention.
Wherein, 1, drawing board matrix, 2, drawing plate face, 3, move horizontally bar, 4, hand-held sliding shoe, 5, distance rod, 6, sliding rail,
7, spring clip, 301, slide head, 302, cross bar, 303, interlocking lever, 304, ejector spring, 305, ejection head, 306, slip ring sleeve,
401, hand-held sliding shoe matrix, 402, pressing lever, 403, side wall compression bar, 404, briquetting, 405, telescopic rod, 406, drawing pen,
407, plate-like protractor, 408, screw thread port lid, 409, laser generator.
Specific embodiment
Below against attached drawing, by the description of the embodiment, for example related each component of a specific embodiment of the invention
Shape, construction, the mutual alignment between each section and connection relationship, the effect of each section and working principle, manufacturing process and
Operate with method etc., is described in further detail, to help those skilled in the art to inventive concept of the invention, technology
Scheme has more complete, accurate and deep understanding.
As shown in Figure 1-3, a kind of drawing board includes drawing board matrix 1, moves horizontally bar 3, hand-held sliding shoe 4,5 and of distance rod
Pressing device, drawing board matrix 1 are rectangular plate-like structure, and the upper surface on rectangle drawing board matrix 1 uses transparent glass as drawing
Plate face 2, be equipped with immediately below transparent glass several for illumination LED light, can be by lower section drawing when LED light opening
On pattern Mapping to the drawing of top on facilitate imitation, be symmetrically arranged with two sliding rails along two long sides in 1 upper surface of drawing board matrix
6, drawing board matrix 1 is symmetrically arranged with pressing device along two short sides, and pressing device is used to compress the paper for being placed on drawing plate face 2,
The pressing device is spring clip 7, and there are two spring clips 7, is symmetricly set on the short side of drawing board matrix 1, the one side of spring clip 7
It is fixed on the upper surface on rectangle drawing board matrix 1, sets anti-slip rubber in the clip position of spring clip 7.
Moving horizontally bar 3 includes slide head 301 and cross bar 302, and there are two slide heads 301, is symmetrically arranged at cross bar
302 both ends, two slide heads 301 are slidably connected at respectively on symmetrical sliding rail 6, and quarter used for positioning is carved on the surface of sliding rail 6
Trace is spent, moving horizontally bar 3 can move horizontally along sliding rail 6, and the cross bar 302 for moving horizontally bar 3 is sliding with two between two sliding rails 6
Rail 6 it is vertical and between drawing plate face 2 there are a fixed gap, cross bar 302 is rectangular tubular structure, has cavity in cross bar 302, horizontal
Bar 302 and drawing plate face 2 keep level to be equipped with horizontal positioning device in cross bar 302, and the horizontal positioning device includes interlocking
Bar 303, ejection head 305 and ejector spring 304, interlocking lever 303 are located in 302 cavity of cross bar, and 303 both ends of interlocking lever are respectively equipped with
One ejection head 305 is symmetrically arranged with two ejection holes in the face of cross bar 302 towards drawing plate face 2, and ejection hole is connected to cavity,
Ejection 305 one end of head passes through ejection hole and contacts with drawing plate face 2, and the other end of ejection head 305 is equipped with ejector spring 304, ejection
Spring 304 is fixed in 302 cavity of cross bar, and head 305 is ejected under the action of ejector spring 304 and is pressed in drawing plate face 2 always,
It is equipped with kidney slot in the upper surface of cross bar 302, kidney slot is connected with cavity, and slip ring sleeve 306, institute are cased on interlocking lever 303
306 outer wall vertical of slip ring sleeve is stated equipped with pull rod, pull rod passes through the kidney slot on cross bar 302, and being lifted up pull rod will drive ejection
First 305 separate with drawing plate face 2.The hand-held sliding of sliding shoe 4 is rectangular shaped slider, in the front-rear side walls of hand-held sliding shoe matrix 401
Equipped with rectangular sliding hole, hand-held sliding shoe 4 is covered on cross bar 302 by slide opening, and hand-held sliding shoe 4 can be slided along cross bar 302,
It is equipped with pressing lever 402 in the upper surface of hand-held sliding shoe 4, the upper table of hand-held sliding shoe 4 is rotatably connected in the middle part of pressing lever 402
Face, one end of pressing lever 402 and pull rod are articulated and connected, and press one end of pressing lever 402, can be by pull rod under the action of lever force
Pull-up, pull rod drive interlocking lever 303 to move upwards, so that ejection head 305 is separated with drawing plate face 2, so that cross bar 302 can
To be moved along sliding rail 6.It is equipped with 404 hole of briquetting in the left side wall of hand-held sliding shoe 4,404 hole of briquetting and rectangular sliding hole are interconnected,
Briquetting 404 passes through 404 hole of briquetting and is in contact with 302 side wall of cross bar, and reset spring is equipped between 404 sky of briquetting 404 and briquetting,
Briquetting 404 is close to the realization compression positioning of 302 side wall of cross bar under the action of reset spring, is holding the left side wall of sliding shoe 4 also
It is rotatably connected to side wall compression bar 403,403 one end of side wall compression bar and hinge bar are rotatablely connected, the other end rotation connection of hinge bar
On briquetting 404, pressing side wall compression bar 403 can lift hinge bar, separate briquetting 404 with cross bar 302, so as to push hand
Sliding shoe 4 is held to move along cross bar 302.
The bottom center position towards drawing plate face 2 of hand-held sliding shoe 4 is equipped with shaft, is equipped with screw thread in shaft front end,
Screw thread port lid 408 is spun in shaft, and also receiving in the bottom surface of drawing board has transparent plate-like protractor 407, and shaft passes through plate-like amount
The center of angle device 407, shaft are rotatably connected to telescopic rod 405, and telescopic rod 405 is equipped with scale trace, telescopic rod 405 and drawing board
Face 2 is horizontal, and 405 one end of telescopic rod is rotatably connected in shaft, and screw thread is pressed against on telescopic rod 405, the other end of telescopic rod 405
Be equipped with collet, accompany drawing pen 406 on collet, the shaft core position in shaft towards 2 one end of drawing plate face is equipped with laser
Device 409, laser generator 409 are pointed into drawing plate face 2 and form a luminous point used for positioning.
The distance rod 5 includes the first distance rod 5 and the second distance rod 5, and the first distance rod 5 is slidably mounted on sliding rail 6,
Second distance rod 5 is slidably mounted on cross bar 302, and the first distance rod 5 includes the first locating piece, the first limited block and the first ruler
Bar, the second distance rod 5 include the second locating piece, the second limited block and the second foot bar.First locating piece is slidably installed sliding rail 6
On, it is equipped with fastening screw on the first locating piece, screwing fastening screw can be fixed on the first locating piece on sliding rail 6, the
The first foot bar is also vertically equipped on a positioning block, the first foot bar and sliding rail 6 are horizontal, and sliding is cased with the first limit in the first foot bar
Block, the first limited block are slidably mounted on sliding rail 6, and the positioning screw of fastening is equipped on the first limited block, can be by first
Limited block is fixed on the fixation position in the first foot bar, moves horizontally bar 3 between the first locating piece and the first limited block.Institute
It states the second locating piece to be slidably installed on cross bar 302, is equipped with fastening screw on the second locating piece, screwing fastening screw can incite somebody to action
The and locating piece is fixed on cross bar 302, the second foot bar, the second foot bar and 302 water of cross bar are also vertically equipped on the second locating piece
Flat, sliding is cased with the second limited block in the second foot bar, and the second limited block is slidably mounted on cross bar 302, on the second limited block
Second limited block can be fixed on the fixation position in the second foot bar by the positioning screw equipped with fastening, hold sliding shoe 4
Between the second locating piece and the second limited block.
Working principle: drawing is placed in drawing plate face 2, and the both ends of drawing step up fixation with spring clip 7 and carry out machinery
The drafting of figure when needing to copy drawing, will need the drawing drawn to be placed on lower section, blank drawing is placed over, open LED
Lamp can be copied under the action of light by realizing in the pattern Mapping of lower section to blank drawing, draw on chart board horizontal straight
When line, first screw thread port lid 408 is fixed by telescopic rod 405, so that telescopic rod 405 is not rotated and will not be extended, presses simultaneously
Pressing lever 402 and side wall compression bar 403 are depressed, hand-held sliding shoe 4 is moved to designated position, drawing pen 406 is moved down, makes to draw
Figure pen 406 contacts with each other with drawing, then determines length by the first distance rod 5, is fastened with screw, forms one on sliding rail 6
The spacing of a fixation, then pressing lever 402 is pushed down, it drags hand-held sliding shoe 4 and is moved horizontally with cross bar 302, move to the first limit
Stop when block, realizes the horizontal line of picture regular length.When needing picture vertical line, and simultaneously by pressure pressing lever 402 and side
Hand-held sliding shoe 4 is moved to designated position by wall pressure bar 403, is determined spacing by the second distance rod 5, is pressed lower wall compression bar
403 move hand-held sliding shoe 4 along cross bar 302, and stopping when moving to the second limited block can draw vertical scale really cun
Straight line.When needing picture oblique line, screw thread port lid 408 is unclamped, telescopic rod 405 is stretched and arrives designated position, pass through round protractor
408 fixed angle position of threaded hole lid is screwed after determining angle adjustment, shrinking telescopic rod 405 may be implemented to draw fixed angle
Straight line first passes through the position that laser generator 409 determines the center of circle, unclamps again screw thread port lid when the bowlder for needing picture to formulate size
408, the radius that telescopic rod 405 determines circle to designated position is stretched, telescopic rod 405 can be drawn really along shaft rotation on drawing
Fixed circle.By above functions, the drafting that machine drawing is completed in the case that hand is not contacted with drawing, convenience and high-efficiency may be implemented.
The present invention is exemplarily described above in conjunction with attached drawing, it is clear that the present invention implements not by aforesaid way
Limitation, as long as the improvement for the various unsubstantialities that the inventive concept and technical scheme of the present invention carry out is used, or without changing
It is within the scope of the present invention into the conception and technical scheme of the invention are directly applied to other occasions.This hair
Bright protection scope should be determined by the scope of protection defined in the claims.
Claims (6)
1. a kind of drawing board, which is characterized in that the drawing board includes drawing board matrix (1), moves horizontally bar (3), hand-held sliding
Block (4), drawing pen (406), distance rod (5), drawing plate face (2) and pressing device, drawing board matrix (1) are rectangular plate-like structure,
Upper surface on rectangle drawing board matrix (1) uses transparent glass as drawing plate face (2), if being equipped with immediately below transparent glass
The dry LED light for illumination is symmetrically arranged with two sliding rails (6) along two long sides in drawing board matrix (1) upper surface, moves horizontally bar
(3) both ends are slidably connected on sliding rail (6), are equipped on moving horizontally bar (3) hand-held sliding shoe (4), are held under sliding shoe (4)
Side is equipped with drawing pen (406), and drawing board matrix (1) is symmetrically arranged with the pressing device for compressing paper, the compression dress along two short sides
It is set to spring clip (7), there are two spring clips (7), is symmetricly set on the short side of drawing board matrix (1), and the one side of spring clip (7) is solid
It is scheduled on the upper surface of rectangle drawing board matrix (1), sets anti-slip rubber in the clip position of spring clip (7)；Moving horizontally bar (3) includes
Slide head (301) and cross bar (302), there are two slide heads (301), is symmetrically arranged at the both ends of cross bar (302), two slidings
Head (301) is slidably connected at respectively on symmetrical sliding rail (6), and scale trace used for positioning is carved on the surface of sliding rail (6), and level is moved
Lever (3) can be moved horizontally along sliding rail (6), move horizontally the cross bar (302) of bar (3) between two sliding rails (6), cross bar
(302) vertical with two sliding rails (6) and between drawing plate face (2) there are a fixed gap, cross bar (302) is rectangular tubular structure,
There is cavity in cross bar (302), cross bar (302) and drawing plate face (2) keep horizontal, and located lateral is equipped in cross bar (302) and is filled
It sets；Horizontal positioning device includes that interlocking lever (303), ejection head (305) and ejector spring (304), interlocking lever (303) are located at cross bar
(302) in cavity, interlocking lever (303) both ends are respectively equipped with an ejection head (305), in cross bar (302) towards drawing plate face (2)
Face be symmetrically arranged with two ejection holes, ejection hole is connected to cavity, and ejection head (305) one end passes through ejection hole and drawing plate face
(2) it contacts, the other end of ejection head (305) is equipped with ejector spring (304), and ejector spring (304) is fixed on cross bar (302) cavity
It is interior, head (305) are ejected under the action of ejector spring (304) and are pressed on drawing plate face (2) always, in the upper table of cross bar (302)
Face is equipped with kidney slot, and kidney slot is connected with cavity, and slip ring sleeve (306), the slip ring sleeve are cased on interlocking lever (303)
(306) outer wall vertical is equipped with pull rod, and pull rod passes through the kidney slot on cross bar (302), and pull rod top is hingedly equipped with pressing lever
(402)。
2. drawing board according to claim 1, which is characterized in that hand-held sliding shoe (4) sliding is rectangular shaped slider,
The front-rear side walls of hand-held sliding shoe (4) are equipped with rectangular sliding hole, and hand-held sliding shoe (4) are covered on cross bar (302) by slide opening, held
Sliding shoe (4) is slidably connected along cross bar (302), is equipped with pressing lever (402) in the upper surface of hand-held sliding shoe (4), pressing lever
(402) middle part is rotatably connected on the upper surface of hand-held sliding shoe (4), and one end of pressing lever (402) and pull rod are articulated and connected.
3. drawing board according to claim 2, which is characterized in that the side wall of the hand-held sliding shoe (4) is equipped with briquetting
(404) hole, briquetting (404) hole and rectangular sliding hole are interconnected, and briquetting (404) passes through briquetting (404) hole and cross bar (302) side wall
It is in contact, reset spring is equipped between briquetting (404) and briquetting (404) hole, briquetting (404) is tight under the action of reset spring
It pastes cross bar (302) side wall and realizes compression positioning, the side wall in hand-held sliding shoe (4) is also rotatably connected to side wall compression bar (403), side
Wall pressure bar (403) one end and hinge bar are rotatablely connected, and the other end of hinge bar is rotatably connected on briquetting (404).
4. drawing board according to claim 2, which is characterized in that the hand-held sliding shoe (4) towards drawing plate face (2)
Bottom center position be equipped with shaft, be equipped with screw thread in shaft front end, be equipped with screw thread port lid (408) before shaft, screw thread port lid
(408) it is spun in shaft, transparent plate-like protractor (407) is additionally provided in the bottom surface of drawing board, shaft passes through plate-like protractor
(407) center, shaft are rotatably connected to telescopic rod (405), and telescopic rod (405) and drawing plate face (2) are horizontal, telescopic rod
(405) one end is rotatably connected in shaft, and screw thread port lid (408) is pressed on telescopic rod (405), the other end of telescopic rod (405)
Equipped with drawing pen (406).
5. drawing board according to claim 4, which is characterized in that shaft towards drawing plate face (2) one end axle center position
Laser generator used for positioning (409) are installed.
6. drawing board according to claim 1, which is characterized in that the distance rod (5) includes the first distance rod (5) and the
Two distance rods (5), the first distance rod (5) are slidably mounted on sliding rail (6), and the second distance rod (5), which is slidably mounted on, to be moved horizontally
On bar (3), the first distance rod (5) includes the first locating piece, the first limited block and the first foot bar, and the second distance rod (5) includes the
Two locating pieces, the second limited block and the second foot bar, first locating piece is slidably installed on sliding rail (6), on the first locating piece
Equipped with fastening screw, the first foot bar is also vertically equipped on the first locating piece, the first foot bar and sliding rail (6) are horizontal, in the first foot bar
Sliding is cased with the first limited block, and the first limited block is slidably mounted on sliding rail (6), determines on the first limited block equipped with fastening
Position screw, moves horizontally bar (3) between the first locating piece and the first limited block, second locating piece is slidably mounted on cross
On bar (302), fastening screw is equipped on the second locating piece, is vertically equipped with the second foot bar on the second locating piece, the second foot bar with
Bar (3) level is moved horizontally, sliding is cased with the second limited block in the second foot bar, and the second limited block, which is slidably mounted on, moves horizontally bar
(3) on, the positioning screw of fastening is equipped on the second limited block, hand-held sliding shoe (4) are located at the second locating piece and the second limit
Between the block of position.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626124.4A CN107512118B (en) | 2017-07-27 | 2017-07-27 | A kind of drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710626124.4A CN107512118B (en) | 2017-07-27 | 2017-07-27 | A kind of drawing board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107512118A CN107512118A (en) | 2017-12-26 |
| CN107512118B true CN107512118B (en) | 2019-05-21 |
Family
ID=60722932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710626124.4A Expired - Fee Related CN107512118B (en) | 2017-07-27 | 2017-07-27 | A kind of drawing board |
Country Status (1)
| Country | Link |
|---|---|
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| CN109703247A (en) * | 2019-01-30 | 2019-05-03 | 王玲 | A kind of higher mathematics picture rectangle teaching aid |
| CN110126514A (en) * | 2019-05-17 | 2019-08-16 | 何宇 | A kind of construction of the highway plotting board |
| CN114407559B (en) * | 2022-01-11 | 2023-05-26 | 安徽理工大学 | Drawing instrument for mathematical modeling |
| CN114788620B (en) * | 2022-06-27 | 2022-09-02 | 山东省物化探勘查院 | Special device for surveying and mapping banded topographic map for railway engineering survey |
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| CN107512118A (en) | 2017-12-26 |
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