CN114368246B - Automatic paper distributor of drawing board - Google Patents
Automatic paper distributor of drawing board Download PDFInfo
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- CN114368246B CN114368246B CN202210063954.1A CN202210063954A CN114368246B CN 114368246 B CN114368246 B CN 114368246B CN 202210063954 A CN202210063954 A CN 202210063954A CN 114368246 B CN114368246 B CN 114368246B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
- B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
- B44D3/18—Boards or sheets with surfaces prepared for painting or drawing pictures; Stretching frames for canvases
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- Sheets, Magazines, And Separation Thereof (AREA)
Abstract
The invention discloses an automatic paper distributor for a drawing board, which relates to the technical field of art design and comprises a mounting rack, a paper distribution assembly and a paper box, wherein the mounting rack comprises a base and two vertically arranged supports, and horizontally arranged fixed shafts are fixedly arranged on the supports; the cloth paper assembly comprises an air pump fixedly connected with the fixed shaft and a cloth paper frame coaxially and rotatably connected with the fixed shaft, the cloth paper frame comprises a first plane, a second plane and a third plane, a plurality of through holes are formed in the first plane, the second plane and the third plane in a penetrating mode, and an air exhaust end of the air pump corresponds to the first plane, the second plane and an air exhaust end of the air pump corresponds to the third plane. According to the invention, the paper distribution frame and the air pump are arranged, the drawing paper is fixed by utilizing the suction force generated by the air pump, and the first plane, the second plane and the third plane on the paper distribution frame can be alternated by rotating the paper distribution frame, so that the quick and automatic drawing paper replacement is realized.
Description
Technical Field
The invention relates to the technical field of art design, in particular to an automatic paper distributor for a drawing board.
Background
Painting refers to an artistic form of using tools such as pens, scrubbing brushes, knives, inks, pigments and the like to shape images on planes (two-dimensional space) such as paper, textiles, wood boards, walls and the like, and the knowledge of painting is one of the most important subjects influencing the society of people.
When drawing, it is usually necessary to fix drawing paper so that the painter can perform art creation. In most cases, paper is distributed on the drawing board, and then the drawing paper is fixed on the drawing board through a fixing device. Current fixing device is usually for adopting clip, buckle or locking bolt, need adjust earlier fixing device before fixed and open again, then will draw the paper and adjust after the suitable position utilize fixing device to draw the paper and fix, consequently, whole double-layered paper process is comparatively loaded down with trivial details, especially at the teaching in-process, and the frequent cloth paper operation of drawing beginner is very inconvenient, leads to painter's drawing efficiency to reduce.
Disclosure of Invention
The invention aims to solve the problems that in the prior art, the paper distribution process is complicated, and the efficiency of drawing paper replacement is low, and provides an automatic paper distributor for a drawing board.
In order to achieve the purpose, the invention adopts the following technical scheme:
an automatic paper distributor of drawing board, includes:
the mounting rack comprises a base and two vertically arranged supports, and a horizontally arranged fixed shaft is fixedly arranged on each support;
the paper distribution assembly comprises an air exhauster fixedly connected with the fixed shaft and a paper distribution frame coaxially and rotatably connected with the fixed shaft, the paper distribution frame comprises a first plane, a second plane and a third plane, a plurality of through holes are formed in the first plane, the second plane and the third plane, a plurality of partition plates are arranged in the paper distribution frame, the end parts of the partition plates are connected with the outer wall of the air exhauster in a sealing and sliding mode, a plurality of mutually independent cavities are formed in the paper distribution frame, the air exhaust end of the air exhauster corresponds to the first plane and the second plane, the air exhaust end of the air exhauster corresponds to the third plane, the first plane is used for adsorbing and fixing the drawing paper, the second plane is used for adsorbing and preparing the drawing paper, the third plane blows out the old drawing paper, when the paper distribution frame is rotated, the prepared drawing paper on the second plane is moved to the first plane for drawing, the old drawing paper on the first plane is moved to the third plane and is moved to the second plane for adsorbing, and preparing the next round of drawing paper is moved to the second plane;
the paper box is located under the cloth paper frame and is connected with the support in a sliding mode.
Preferably, the cross section of the paper frame is regular triangle, so that the first plane is inclined when the third plane is in horizontal state.
Preferably, the bracket is provided with a vertically arranged limiting groove, and the side wall of the paper box is fixedly provided with a limiting block which is matched with the limiting groove, so that the paper box slides along the height direction of the bracket.
Preferably, the paper distribution frame further comprises a guide mechanism, the guide mechanism comprises a slide rod arranged on the paper box in a sliding mode, a first spring is arranged between the slide rod and the paper box, a guide post is fixedly arranged on the slide rod, a guide groove in a regular triangle shape is formed in the side wall of the paper distribution frame, the guide post is located in the guide groove and is abutted against the guide groove, and when the paper distribution frame rotates, the guide groove abuts against the guide post, so that the paper box completes one-time reciprocating motion.
Preferably, the paper box further comprises a smoothing mechanism arranged on the paper distribution frame, the smoothing mechanism comprises a press roller rotatably arranged at the top corner of the paper distribution frame, and when the paper distribution frame is rotated, the press roller rolls prepared drawing paper on the paper box and enables the first spring to be elongated.
Preferably, still include position compensation mechanism, position compensation mechanism sets up the cardboard that pushes away in the carton including sealed sliding, the spacing inslot is fixed and is provided with the inflator, fixed being provided with on the stopper with the sealed sliding connection's of inflator telescopic link, the inflator passes through pipe connection with the carton is inside when a reciprocating motion is accomplished to the carton, the messenger pushes away the cardboard and upwards carries out a position compensation.
Preferably, a paper placing opening is formed in the rear side of the paper box, and one end, close to the paper placing opening, of the paper pushing plate is higher than the other end of the paper pushing plate.
Preferably, still including setting up in fixed epaxial stop gear, stop gear sets up in fixed epaxial two bolts including radial slide, two through second spring coupling between the bolt, fixed being provided with on the frame lateral wall of cloth paper rotates the spacing ring that cup joints with the fixed axle, set up three groups of slots that correspond with the bolt on the spacing ring inner wall.
Preferably, the top end of the bolt is arranged in a bevel, and the slot is provided with a bevel matched with the bevel, so that the cloth paper frame can only rotate in one direction.
Preferably, the two pins are vertically arranged, and the connecting lines of the three groups of slots are overlapped with three heights of the section of the paper distribution frame.
Compared with the prior art, the invention has the following advantages:
according to the invention, the paper distribution frame and the air pump are arranged, the drawing paper is adsorbed on the first plane on the paper distribution frame by utilizing the suction force generated by the air pump, so that drawing is convenient, the paper box is arranged below the paper distribution frame, the suction force of the air pump is matched, new drawing paper in the paper box can be adsorbed on the second plane for adsorption preparation, the drawing paper on the third plane can be blown down by matching with the blowing force of the air pump, so that the sorting and collection are convenient, the first plane, the second plane and the third plane on the paper distribution frame can be alternated by rotating the paper distribution frame, the quick and automatic drawing paper replacement is realized, and the problems of complicated paper distribution process and low drawing paper replacement efficiency in the prior art are solved.
Drawings
Fig. 1 is a schematic perspective view of an automatic paper distributor for a drawing board according to the present invention;
FIG. 2 is a schematic diagram of a position relationship between a mounting rack and an exhaust fan in the automatic paper distributor for a drawing board provided by the invention;
fig. 3 is a schematic diagram of a motion state of an automatic paper distributor for a drawing board according to the present invention;
FIG. 4 is a schematic structural diagram of a paper distribution frame in the automatic paper distributor for the drawing board according to the present invention;
fig. 5 is a schematic structural diagram of a paper box in an automatic paper distributor for a drawing board according to the present invention;
FIG. 6 is a first schematic diagram of a side view structure of an automatic sheet dispenser for a drawing board according to the present invention;
FIG. 7 is a schematic diagram of a side view structure of an automatic paper distributor for a drawing board according to the present invention;
fig. 8 is a cross-sectional view of a paper box in an automatic paper distributor for a drawing board according to the present invention.
In the figure: 1. a mounting frame; 11. a base; 12. a support; 121. a limiting groove; 13. a fixed shaft; 131. a bolt; 14. an air cylinder; 15. a telescopic rod; 2. a cloth-paper component; 21. an air extractor; 22. a cloth paper frame; 22a, a first plane; 22b, a second plane; 22c, a third plane; 221. perforating; 222. a guide groove; 223. pressing rollers; 224. a limiting ring; 225. inserting slots; 3. a carton; 31. a limiting block; 32. a slide bar; 33. a guide post; 34. pushing the paper board; 35. and a paper placing opening.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, are used in the orientations and positional relationships indicated in the drawings, which are based on the orientations and positional relationships indicated in the drawings, and are used for convenience of description and simplicity of description, but do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
Referring to fig. 1-3, an automatic paper distributor for drawing boards comprises an installation frame 1, a paper distribution assembly 2 and a paper box 3, wherein when in use, firstly, arranged drawing paper is placed in the paper box 3, the installation frame 1 comprises a base 11 and two vertically arranged supports 12, and a horizontally arranged fixed shaft 13 is fixedly arranged on each support 12; the paper distribution assembly 2 comprises an air extractor 21 fixedly connected with the fixed shaft 13 and a paper distribution frame 22 coaxially and rotatably connected with the fixed shaft 13, the air extraction end of the air extractor 21 is arranged in an arc-shaped surface, the air exhaust end is arranged in a plane, the paper distribution frame 22 comprises a first plane 22a, a second plane 22b and a third plane 22c, a plurality of through holes 221 are formed in the first plane 22a, the second plane 22b and the third plane 22c, a plurality of partition plates 226 are arranged in the paper distribution frame 22, the end parts of the partition plates 226 are in sealed sliding connection with the outer wall of the air extractor 21, so that a plurality of mutually independent cavities are formed in the paper distribution frame 22, the air extraction end of the air extractor 21 corresponds to the first plane 22a and the second plane 22b, the air exhaust end corresponds to the third plane 22c, the suction force generated when the air extractor 21 operates can enable the interior of the cavity corresponding to generate negative pressure which is applied to the paper drawing through the through holes 221, the drawing paper is adsorbed on the paper distribution frame 22, the blowing force generated by the exhaust end of the air extractor 21 can enable the interior of the cavity corresponding to the third plane 22c to generate positive pressure, the drawing paper is blown out through the through hole 221, the drawing paper is separated from the paper distribution frame 22, the first plane 22a adsorbs and fixes the drawing paper to facilitate creation of a painter, the second plane 22b adsorbs and prepares the drawing paper to facilitate quick drawing paper replacement, the third plane 22c blows out old drawing paper to facilitate sorting and collection, when the paper distribution frame 22 is rotated, the prepared drawing paper on the second plane 22b comes to the first plane 22a to draw, the old drawing paper on the first plane 22a comes to the third plane 22c to be blown out and taken down, the third plane 22c comes to the second plane 22b to perform next round of adsorption preparation, and the cycle is repeated, the paper distribution and replacement of the drawing paper can be quickly performed, the creation efficiency is improved, and the use is facilitated; the paper box 3 is positioned right below the paper distribution frame 22, which is beneficial to providing preparation drawing paper, and the paper box 3 is connected with the bracket 12 in a sliding way.
In the above, the paper frame 22 with the first plane 22a, the second plane 22b and the third plane 22c is used for fixing the paper by matching with the suction force of the air extractor 21, and the rotation of the paper frame 22 enables the position state between the paper frame 22 and the air extractor 21 to be changed, and meanwhile, the automatic discharge of the paper and the used paper is realized, the paper distribution efficiency is improved, meanwhile, the continuity is higher, and the paper replacement is more convenient.
Referring to fig. 4-5, the device further includes a guide mechanism, the guide mechanism includes a slide bar 32 slidably disposed on the paper box 3, the slide bar 32 can slide vertically on the paper box 3, a first spring is disposed between the slide bar 32 and the paper box 3, a certain buffer space is provided between the slide bar 32 and the paper box 3, a guide post 33 is fixedly disposed on the slide bar 32, a guide slot 222 having a regular triangle shape is disposed on a side wall of the paper distribution frame 22, the guide post 33 is located in the guide slot 222 and abuts against the guide slot 222, when the paper distribution frame 22 rotates, the guide slot 222 abuts against the guide post 33, the slide bar 32 drives the paper box 3 to change position along with the change of the position of the guide slot 222, when the second plane 22b is switched to the first plane 22a position, the paper box 3 firstly gets away from the paper distribution frame 22, so that the top angle of the paper distribution frame 22 can pass smoothly, and then the paper box 3 resets, and the paper box 3 completes one reciprocating motion.
Referring to fig. 6-7, when the sheet distribution frame 22 is rotated, first, the second plane 22b is inclined toward the first plane 22a, so that one end of the second plane 22b close to the first plane 22a is tilted and one end of the second plane 22b close to the second plane 22c is lowered, the guide groove 222 rotates along with the sheet distribution frame 22 and presses against the guide post 33, the guide post 33 moves downward, and the sheet cassette 3 is far away from the sheet distribution frame 22;
when the guide post 33 reaches the top corner of the guide slot 222, the paper box 3 is farthest away from the paper frame 22, then the guide slot 222 presses the guide post 33 to move the guide post 33 upwards, the second plane 22b gradually moves away from the paper box 3 and brings the initial position of the first plane 22a, the third plane 22c replaces the initial position of the second plane 22b, the guide post 33 brings the paper box 3 close to the third plane 22c, and after the distance between the drawing paper on the paper box 3 and the third plane 22c is shortened to the action range of the air extractor 21, the drawing paper is adsorbed on the third plane 22c to be prepared.
Referring to fig. 4, still including setting up the mechanism of smoothing on cloth paper frame 22, smooth the mechanism including rotating the compression roller 223 that sets up in cloth paper frame 22 apex angle department, because the profile of cloth paper frame 22 is greater than guide way 222, when rotating cloth paper frame 22, compression roller 223 can support to press on the carton 3, grind the preparation drawing paper on the carton 3, and make first spring elongate, make compression roller 223 when rolling the drawing paper through the extension of first spring, and there is certain pressure between the drawing paper, improve the roughness of drawing paper, be convenient for draw.
Referring to fig. 2 and 5, set up the spacing groove 121 that sets up perpendicularly on the support 12, 3 lateral walls of carton are fixed be provided with spacing block 31 of spacing groove 121 looks adaptation installation, through spacing block 31 and spacing groove 121's cooperation, make carton 3 slide along support 12 direction of height, make carton 3 can be in cloth paper frame 22 under all the time, be favorable to drawing the absorbent accurate location of paper.
Referring to fig. 5-7, the device further comprises a position compensation mechanism, the position compensation mechanism comprises a paper pushing plate 34 arranged in the paper box 3 in a sealing sliding manner, the drawing paper is stacked on the paper pushing plate 34, an air cylinder 14 is fixedly arranged in the limiting groove 121, a limiting block 31 is fixedly provided with an expansion link 15 connected with the air cylinder 14 in a sealing sliding manner, the air cylinder 14 is connected with the interior of the paper box 3 through a conduit, when the expansion link 15 is pressed down in the air cylinder 14, air in the air cylinder 14 is injected into a gap between the paper box 3 and the paper pushing plate 34 through the conduit, so that the paper pushing plate 34 is lifted upwards, when the paper box 3 completes one reciprocating motion, the prepared drawing paper on the paper box 3 is taken away, at the moment, the expansion link 15 completes one air injection in the air cylinder 14, the paper pushing plate 34 is displaced upwards for a certain distance, the paper on the paper pushing plate 34 is subjected to one-time position compensation upwards, and the paper height of the drawing paper is not changed along with the reduction of the paper.
Referring to fig. 2 and 4, still including setting up the stop gear on fixed axle 13, stop gear sets up two bolts 131 on fixed axle 13 including radial slide, pass through second spring coupling between two bolts 131, two bolts 131 tend to outwards stretch out under the effect of second spring, the fixed spacing ring 224 that cup joints with fixed axle 13 rotation that is provided with on the cloth paper frame 22 lateral wall, three groups of slots 225 that correspond with bolt 131 have been seted up on the spacing ring 224 inner wall, after bolt 131 inserts slot 225, it is spacing to make cloth paper frame 22 by, improve cloth paper frame 22 stability under normal condition, be convenient for draw.
Referring to fig. 6 to 8, the cross section of the cloth paper frame 22 is regular triangle, so that when the third plane 22c is in the horizontal state, the first plane 22a is in the inclined state, and has a certain inclination angle, which is more convenient for a painter to draw on the drawing paper on the first plane 22 a.
Referring to fig. 2 and 4, the two pins 131 are vertically arranged, and the connecting lines of the three groups of slots 225 are overlapped with three heights of the cross section of the cloth paper frame 22, so that when the pins 131 and the slots 225 are clamped to limit the cloth paper frame 22, the cloth paper frame 22 is in a state that the bottom surface is parallel to the paper box 3, which is beneficial to adsorption of the preparation drawing paper.
Referring to fig. 2 and 4, the top end of the plug 131 is disposed in an oblique opening, and the slot 225 is disposed with an oblique surface adapted to the oblique opening, so that the cloth and paper frame 22 can only rotate in one direction, and when the cloth and paper frame 22 rotates, the cloth and paper frame 22 can only rotate from the second plane 22b to the first plane 22a, thereby reducing the risk of reverse rotation of the cloth and paper frame 22.
Referring to fig. 5, a paper placing opening 35 is formed in the rear side of the paper box 3 to facilitate supplement of the drawing paper, one end of the paper pushing plate 34, which is close to the paper placing opening 35, is higher than the other end of the paper pushing plate, which is beneficial to stacking the drawing paper in the paper box 3, and meanwhile, when the paper distribution frame 22 is rotated, the third plane 22c is switched to the second plane 22b, and when the third plane 22c is not completely in the horizontal state, the working range of the suction force of the air extractor 21 is entered, the drawing paper is in the inclined state through the paper pushing plate 34 which is obliquely arranged, and when the drawing paper enters the action range of the suction force of the air extractor 21, the third plane 22c is parallel to the drawing paper, so that the drawing paper can be accurately positioned.
The specific working principle of the invention is as follows:
firstly, stacking the drawing paper, putting the drawing paper into the paper box 3 through the paper placing opening 35, starting the air extractor 21, generating suction by the air extractor 21 in an initial state to generate negative pressure in the cavity corresponding to the first plane 22a and the second plane 22b, enabling the drawing paper to be adsorbed on the first plane 22a of the paper distribution frame 22, enabling the prepared drawing paper in the paper box 3 to be adsorbed on the second plane 22b, and generating positive pressure in the cavity corresponding to the third plane 22c due to the blowing force of the air extractor 21 to enable the surface of the third plane 22c not to have attachments, and at the moment, drawing on the drawing paper on the first plane 22 a;
when the drawing paper needs to be replaced, the paper distribution frame 22 is rotated, the second plane 22b carries the preparation drawing paper to be converted to the position of the first plane 22a, the next drawing is performed, meanwhile, the first plane 22a carries the completed drawing paper to be converted to the third plane 22c, the completed drawing paper is separated from the paper distribution frame 22 under the action of blowing force, the collection and arrangement of the completed drawing paper are facilitated, and meanwhile, the third plane 22c is converted to the position of the second plane 22b, so that the drawing paper in the paper box 3 is adsorbed on the third plane 22c to be prepared;
when the paper distribution frame 22 is rotated, the press rollers 223 at the corners of the paper distribution frame 22 abut against the drawing paper on the paper box 3, and along with the rotation of the paper distribution frame 22, the press rollers 223 roll and smooth the drawing paper, so that the drawing paper is smoother;
when the paper frame 22 is rotated, the paper box 3 reciprocates under the action of the guide mechanism, so that the stopper 31 drives the telescopic rod 15 to perform one-time gas injection in the air cylinder 14, the paper pushing plate 34 drives the drawing paper to compensate for a distance upwards, and the distance between the uppermost drawing paper and the paper frame 22 is always kept in the action range of the air extractor 21.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (9)
1. The utility model provides an automatic paper ware of cloth of drawing board which characterized in that includes:
the mounting rack (1) comprises a base (11) and two vertically arranged supports (12), wherein a horizontally arranged fixed shaft (13) is fixedly arranged on each support (12);
a paper distribution assembly (2), the paper distribution assembly (2) comprises an air extractor (21) fixedly connected with the fixed shaft (13) and a paper distribution frame (22) coaxially and rotatably connected with the fixed shaft (13), the paper distribution frame (22) comprises a first plane (22 a), a second plane (22 b) and a third plane (22 c), a plurality of through holes (221) are formed in the first plane (22 a), the second plane (22 b) and the third plane (22 c), a plurality of partition plates (226) are arranged in the paper distribution frame (22), one end portions of the partition plates (226) are in sealed sliding connection with the outer wall of the air extractor (21), the cross section of the paper distribution frame (22) is arranged in a regular triangle shape, when the third plane (22 c) is in a horizontal state, the first plane (22 a) is in an inclined state, the other end portions of the partition plates (226) are arranged at the end portions of the triangle, a plurality of independent cavities are formed in the paper distribution frame (22), when the air extraction machine (21) is in a horizontal state, the air extraction end portions of the first plane (22 a) and the third plane (22 a) is correspondingly adsorbed and the old paper distribution frame (22 b) and the old paper is rotated to adsorb the old paper distribution frame (22 b), making the preparation drawing paper on the second plane (22 b) come to a first plane (22 a) to draw, making the old drawing paper on the first plane (22 a) come to a third plane (22 c) to blow out and take off, making the third plane (22 c) come to a second plane (22 b) to perform the next round of adsorption preparation;
the paper box (3) is located right below the paper distribution frame (22), and the paper box (3) is connected with the support (12) in a sliding mode.
2. The automatic paper distributor for the drawing board according to claim 1, wherein a vertically arranged limiting groove (121) is formed in the support (12), and a limiting block (31) which is matched with the limiting groove (121) is fixedly arranged on the side wall of the paper box (3), so that the paper box (3) can slide along the height direction of the support (12).
3. The automatic paper distributor for drawing boards as claimed in claim 1, further comprising a guiding mechanism, wherein the guiding mechanism comprises a slide bar (32) slidably disposed on the paper box (3), a first spring is disposed between the slide bar (32) and the paper box (3), a guide post (33) is fixedly disposed on the slide bar (32), a regular triangular guide groove (222) is disposed on a side wall of the paper distribution frame (22), the guide post (33) is located in the guide groove (222) and abuts against the guide groove (222), so that when the paper distribution frame (22) rotates, the guide groove (222) abuts against the guide post (33) to enable the paper box (3) to complete one reciprocating motion.
4. The automatic paper distributor for drawing boards as claimed in claim 3, further comprising a smoothing mechanism arranged on the paper distribution frame (22), wherein the smoothing mechanism comprises a press roller (223) rotatably arranged at the top corner of the paper distribution frame (22), and when the paper distribution frame (22) is rotated, the press roller (223) rolls the prepared drawing paper on the paper box (3) and elongates the first spring.
5. The automatic paper distributor for drawing boards according to claim 2, further comprising a position compensation mechanism, wherein the position compensation mechanism comprises a paper pushing plate (34) which is arranged in the paper box (3) in a sealing and sliding manner, an air cylinder (14) is fixedly arranged in the limiting groove (121), an expansion link (15) which is connected with the air cylinder (14) in a sealing and sliding manner is fixedly arranged on the limiting block (31), the air cylinder (14) is connected with the interior of the paper box (3) through a guide pipe, and when the paper box (3) completes one reciprocating motion, the paper pushing plate (34) is enabled to perform one-time position compensation upwards.
6. The automatic paper distributor for drawing boards as claimed in claim 5, wherein a paper opening (35) is opened at the rear side of the paper box (3), and one end of the paper pushing plate (34) close to the paper opening (35) is higher than the other end.
7. The automatic paper distributor for drawing boards according to claim 1, further comprising a limiting mechanism disposed on the fixed shaft (13), wherein the limiting mechanism comprises two pins (131) radially slidably disposed on the fixed shaft (13), the two pins (131) are connected through a second spring, a limiting ring (224) rotatably sleeved with the fixed shaft (13) is fixedly disposed on a side wall of the paper distribution frame (22), and three sets of slots (225) corresponding to the pins (131) are formed in an inner wall of the limiting ring (224).
8. The automatic paper distributor for drawing boards as claimed in claim 7, wherein the top end of the plug (131) is arranged in a bevel, and the slot (225) is provided with a bevel matched with the bevel, so that the paper distribution frame (22) can only rotate in one direction.
9. The automatic paper distributor for drawing board as claimed in claim 7, wherein two of the latches (131) are arranged vertically, and the connecting lines of the three sets of slots (225) coincide with three high points of the cross section of the paper distribution frame (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210063954.1A CN114368246B (en) | 2022-01-20 | 2022-01-20 | Automatic paper distributor of drawing board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210063954.1A CN114368246B (en) | 2022-01-20 | 2022-01-20 | Automatic paper distributor of drawing board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114368246A CN114368246A (en) | 2022-04-19 |
| CN114368246B true CN114368246B (en) | 2023-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210063954.1A Active CN114368246B (en) | 2022-01-20 | 2022-01-20 | Automatic paper distributor of drawing board |
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| Country | Link |
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| CN (1) | CN114368246B (en) |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6540192B2 (en) * | 2001-08-03 | 2003-04-01 | Maison Joseph Battat Ltee | Integrated easel, horizontal artwork surface and art supply case |
| JP2005342269A (en) * | 2004-06-03 | 2005-12-15 | Yoshio Shimizu | Display platform for flat object |
| CN102490546B (en) * | 2011-11-24 | 2013-08-28 | 青岛农业大学 | Drawing board capable of fixing and switching drawings |
| CN105644262B (en) * | 2016-03-16 | 2018-11-13 | 许昌学院 | A kind of drawing board and picture-drawing method of enhancing pigment penetration power |
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