CN215883178U

CN215883178U - Drawing board of convenient change paper

Info

Publication number: CN215883178U
Application number: CN202121428065.8U
Authority: CN
Inventors: 邢宏林; 刘改利
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-06-25
Filing date: 2021-06-25
Publication date: 2022-02-22
Anticipated expiration: 2031-06-25

Abstract

The utility model discloses a drawing board capable of conveniently replacing paper, and relates to the field of drawing auxiliary equipment. The automatic paper feeding device comprises an operation box provided with a working chamber, wherein one surface of the operation box is used as a drawing support surface, the top end and the bottom end of the drawing support surface are respectively provided with a first opening and a second opening, a paper feeding roller is rotatably arranged in the working chamber, the rotating axis of the paper feeding roller is parallel to the horizontal extending direction of the first opening and the second opening, the top end of the second opening is rotatably provided with a steering roller, the rotating axis of the steering roller is parallel to the rotating axis of the paper feeding roller, the top end of the first opening is rotatably provided with a winding roller, one end of the winding roller extends out of the side wall of the operation box and is connected with the rotating end of a first rotating motor, and one end of the paper feeding roller is connected with the rotating end of a second rotating motor; in order to solve current drawing board on the one hand can reduce drawing efficiency because change the paper, on the other hand can cause a large amount of wastes of drawing paper because directly change whole drawing paper.

Description

Drawing board of convenient change paper

Technical Field

The utility model relates to the field of drawing auxiliary equipment, in particular to a drawing board capable of conveniently replacing paper.

Background

When the fine arts are giving birth to and are drawing, no matter draw in the drawing room, or draw in the open air, the drawing board all is the same instrument that is indispensable, however, present drawing board is at the in-process that uses, and the change of drawing paper all can waste a large amount of time, especially after drawing the mistake, need tear original drawing paper off, then with new paper refastening, just can carry out the redrawing next time. Therefore, on one hand, the drawing efficiency is reduced due to the replacement of the paper, and on the other hand, the drawing paper is wasted due to the fact that the whole piece of drawing paper is directly replaced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a drawing board capable of conveniently replacing paper, so as to solve the problems in the background technology.

In order to solve the problems, the utility model adopts the following technical means:

a drawing board convenient for replacing paper comprises a working box provided with a working chamber, one side of the working box is used as a drawing supporting surface, the top end and the bottom end of the drawing supporting surface are respectively provided with a first opening and a second opening, the first opening and the second opening are communicated with the working chamber, a paper supply roller is rotatably installed in the working chamber, the rotating axis of the paper supply roller is parallel to the horizontal extending direction of the first opening and the second opening, the top end of the second opening is rotatably installed with a steering roller, the rotating axis of the steering roller is parallel to the rotating axis of the paper supply roller, the top end of the first opening is rotatably installed with a winding roller, the rotating axis of the winding roller is parallel to the paper supply roller, one end of the winding roller extends out of the side wall of the working box and is connected with the rotating end of a first rotating motor, one end of the paper supply roller extends out of the side wall of the operation box and is connected with the rotating end of the second rotating motor, and the drawing paper on the paper supply roller passes through the bottom surface of the steering roller and then upwards extends to the winding roller from the surface of the drawing supporting surface to be wound.

Preferably, the part of the drawing paper passing through the surface of the drawing supporting surface is attached to the surface of the drawing supporting surface.

Furthermore, the top side of drawing the holding surface installs the compression roller, the surface covering of compression roller has the sponge layer, the compression roller orientation one side of drawing the holding surface with the laminating of drawing the holding surface.

Furthermore, a positioning groove is formed in the winding roller, a drawing paper clamping block is detachably mounted in the positioning groove, and a clamping end of the drawing paper clamping block is clamped and fixed with the top end of the drawing paper.

Furthermore, the drawing paper clamping block comprises a base block matched with the positioning groove, the top end of the base block is hinged with a pressing block through an elastic torsion spring, and the drawing paper is clamped between the pressing block and the base block.

Furthermore, the briquetting orientation the interlude nail is installed to the one side of base block, the base block orientation the one side of briquetting is provided with and is used for the embedding the spacing groove of interlude nail, the bottom surface of spacing groove sets up to the cambered surface, the axis of cambered surface with the axis of rotation coincidence of elasticity torsional spring.

The utility model has the following beneficial effects in the using process:

in the using process, the drawing paper does not need to be cut, all the drawing paper is wound and wound on the paper supply roller, then the drawing paper wound on the paper supply roller is pulled out from the second opening, then the turning roller is used for turning the drawing paper passing through the second opening, after the turning is finished, the drawing paper is transmitted from bottom to top and wound on the winding roller in an upward manner, the outward side of the drawing supporting surface is contacted with the drawing paper, the drawing paper is supported by the drawing supporting surface, a stable drawing is formed, the drawing paper is tightly tightened by the winding roller, so that the drawing is kept in a flat and unfolded state, in the drawing process, even if drawing errors occur and the drawing paper needs to be replaced, the first rotating motor and the second rotating motor are only needed to be started, the drawing paper on the roller is output from the paper supply roller by the rotation of the second rotating motor, utilize the rotation of first rotation motor to carry out the rolling from the drawing paper of paper feed roller output, the part of drawing the error like this moves upwards, in being rolled up to the wind-up roll, after rolling completely, close the second and rotate the motor, and at first rotation motor pivoted in-process, tighten the back with the drawing paper, close first rotation motor, the drawing paper that is in on the drawing supporting surface like this is completely new drawing paper again, can begin to continue drawing, avoided on the one hand like this in-process that the drawing paper was changed in the drawing failure, need whole change of drawing paper and cause the condition of a large amount of wastes, on the other hand has still practiced thrift the flow of changing drawing paper, it is more convenient to let the drawing paper change. Meanwhile, after the drawing is finished, the drawing paper on the drawing supporting surface is cut off by a knife, and the drawing paper after the drawing is finished can be taken down.

Drawings

FIG. 1 is a schematic side view of the present invention.

Fig. 2 is a schematic view of the front view structure of the present invention.

FIG. 3 is a schematic structural diagram of the drawing paper clamping block of the present invention.

The automatic drawing machine comprises a working cavity 1, an operation box 2, a drawing support surface 3, a first opening 4, a second opening 5, a paper supply roller 6, a turning roller 7, a winding roller 8, a first rotating motor 9, a pressing roller 10, a positioning groove 11, a drawing paper clamping block 12, a base block 121, an elastic torsion spring 122, a pressing block 123, a penetrating nail 124 and a limiting groove 125.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

In addition, the embodiments of the present invention and the features of the embodiments may be combined with each other without conflict.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, or orientations or positional relationships that are conventionally placed when the products of the present invention are used, or orientations or positional relationships that are conventionally understood by those skilled in the art, and are used only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element that is referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, a drawing board for conveniently replacing paper includes a work box 2 having a work chamber 1, one surface of the work box 2 is used as a drawing support surface 3, a top end and a bottom end of the drawing support surface 3 are respectively provided with a first opening 4 and a second opening 5, the first opening 4 and the second opening 5 are both communicated with the work chamber 1, a paper supply roller 6 is rotatably installed in the work chamber 1, a rotation axis of the paper supply roller 6 is parallel to a horizontal extending direction of the first opening 4 and the second opening 5, a turning roller 7 is rotatably installed at a top end of the second opening 5, a rotation axis of the turning roller 7 is parallel to a rotation axis of the paper supply roller 6, a winding roller 8 is rotatably installed at a top end of the first opening 4, a rotation axis of the winding roller 8 is parallel to the paper supply roller 6, one end of the winding roller 8 extends out of the side wall of the operation box 2 and is connected with the rotating end of the first rotating motor 9, one end of the paper supply roller 6 extends out of the side wall of the operation box 2 and is connected with the rotating end of the second rotating motor, and the drawing paper on the paper supply roller 6 passes through the bottom surface of the steering roller 7 and then extends upwards from the surface of the drawing support surface 3 to the winding roller 8 to be wound.

Thus, in the using process, the drawing paper does not need to be cut, all the drawing paper is wound and wound on the paper supply roller 6, then the drawing paper wound and wound on the paper supply roller 6 is pulled out from the second opening 5, then the turning roller 7 is used for turning the drawing paper passing through the second opening 5, after the turning is completed, the drawing paper is transmitted from bottom to top and wound on the winding roller 8 upwards, the outward side of the drawing supporting surface 3 is contacted with the drawing paper, the drawing paper is supported by the drawing supporting surface 3 to form a stable drawing, the winding roller 8 is used for tightening the drawing paper, so that the drawing is kept in a flat and unfolded state, in the drawing process, even if a drawing error occurs, when the drawing paper needs to be replaced, only the first rotating motor 9 and the second rotating motor need to be started, and the second rotating motor is used for rotating, the drawing paper on the paper supply roller 6 is output from the paper supply roller 6, the drawing paper output from the paper supply roller 6 is wound by the rotation of the first rotating motor 9, so that the part with drawing errors moves upwards and is wound into the winding roller 8, after the drawing paper is completely wound, the second rotating motor is closed, in the rotating process of the first rotating motor 9, the first rotating motor 9 is closed after the drawing paper is tightened, so that the drawing paper on the drawing supporting surface 3 is brand-new drawing paper, and drawing can be continued, therefore, on one hand, the situation that the whole piece of drawing paper needs to be replaced to cause a large amount of waste in the process of replacing the drawing paper in the drawing failure is avoided, on the other hand, the flow of replacing the drawing paper is also saved, and the drawing paper is more convenient to replace. Meanwhile, after the drawing is finished, the drawing paper on the drawing supporting surface 3 can be taken down only by cutting the drawing paper with a knife.

Specifically, the drawing paper passes through the surface of the drawing support surface 3 and is attached to the surface of the drawing support surface 3.

Simultaneously, the compression roller 10 is installed on the top side of drawing holding surface 3, the surface covering of compression roller 10 has the sponge layer, compression roller 10 orientation one side of drawing holding surface 3 with the laminating of drawing holding surface 3.

Like this, utilize compression roller 10 can effectually avoid after a large amount of drawing paper have been rolled up on wind-up roll 8, because the thickness of material is too big on the wind-up roll 8, and the condition that the slope caused drawing paper and the backup pad separation of drawing is appeared to the drawing paper that causes the backup pad position of drawing.

Further, referring to fig. 3 again, a positioning groove 11 is provided on the wind-up roll 8, a drawing paper clamping block 12 is detachably mounted in the positioning groove 11, and a clamping end of the drawing paper clamping block 12 is clamped and fixed with a top end of the drawing paper.

The drawing paper clamping block 12 comprises a base block 121 matched with the positioning groove 11, the top end of the base block 121 is hinged to a pressing block 123 through an elastic torsion spring 122, and the drawing paper is clamped between the pressing block 123 and the base block 121.

Briquetting 123 orientation the interlude nail 124 is installed to the one side of base block 121, base block 121 orientation the one side of briquetting 123 is provided with and is used for the embedding the spacing groove 125 of interlude nail 124, the bottom surface of spacing groove 125 sets up to the cambered surface, the axis of cambered surface with the axis of rotation coincidence of elasticity torsional spring 122.

Like this, when carrying out preliminary cooperation with drawing paper and wind-up roll 8, only need with drawing paper centre gripping between base block 121 and briquetting 123 to let the penetrating pin 124 on the briquetting 123 pass the drawing paper, improve the combination stability between drawing paper and the drawing paper grip block 12.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. The utility model provides a drawing board of convenient change paper which characterized in that: the drawing device comprises a working box (2) provided with a working chamber (1), one surface of the working box (2) is used as a drawing supporting surface (3), the top end and the bottom end of the drawing supporting surface (3) are respectively provided with a first opening (4) and a second opening (5), the first opening (4) and the second opening (5) are communicated with the working chamber (1), a paper supply roller (6) is rotatably installed in the working chamber (1), the rotating axis of the paper supply roller (6) is parallel to the horizontal extending direction of the first opening (4) and the second opening (5), a steering roller (7) is rotatably installed at the top end of the second opening (5), the rotating axis of the steering roller (7) is parallel to the rotating axis of the paper supply roller (6), a winding roller (8) is rotatably installed at the top end of the first opening (4), and the rotating axis of the winding roller (8) is parallel to the paper supply roller (6), one end of the winding roller (8) extends out of the side wall of the operation box (2) and is connected with the rotating end of the first rotating motor (9), one end of the paper supply roller (6) extends out of the side wall of the operation box (2) and is connected with the rotating end of the second rotating motor, and the drawing paper on the paper supply roller (6) passes through the bottom surface of the steering roller (7) and then extends upwards to the winding roller (8) through the surface of the drawing supporting surface (3).

2. The drawing board for conveniently replacing paper sheets according to claim 1, wherein: the part of the drawing paper passing through the surface of the drawing supporting surface (3) is attached to the surface of the drawing supporting surface (3).

3. The drawing board for conveniently replacing paper according to claim 2, wherein: the top side of drawing holding surface (3) is installed compression roller (10), the surface covering of compression roller (10) has the sponge layer, compression roller (10) orientation one side of drawing holding surface (3) with draw the laminating of holding surface (3).

4. The drawing board for conveniently replacing paper sheets according to claim 1, wherein: be provided with constant head tank (11) on wind-up roll (8), dismantlement is installed in constant head tank (11) and is drawn paper grip block (12), the exposed core of drawing paper grip block (12) is fixed with the top centre gripping of drawing paper.

5. The drawing board for conveniently replacing paper sheets according to claim 4, wherein: the drawing paper clamping block (12) comprises a base block (121) matched with the positioning groove (11), the top end of the base block (121) is hinged to a pressing block (123) through an elastic torsion spring (122), and the drawing paper is clamped between the pressing block (123) and the base block (121).

6. The drawing board for conveniently replacing paper sheets according to claim 5, wherein: briquetting (123) orientation piercing nail (124) are installed to the one side of base block (121), base block (121) orientation the one side of briquetting (123) is provided with and is used for the embedding spacing groove (125) of piercing nail (124), the bottom surface of spacing groove (125) sets up to the cambered surface, the axis of cambered surface with the rotation axis coincidence of elasticity torsional spring (122).