CN212313144U

CN212313144U - Tool for assisting circle drawing of writing brush

Info

Publication number: CN212313144U
Application number: CN201821587773.4U
Authority: CN
Inventors: 花晗佶; 冯战胜
Original assignee: Taizhou University
Current assignee: Taizhou University
Priority date: 2018-09-27
Filing date: 2018-09-27
Publication date: 2021-01-08
Anticipated expiration: 2028-09-27

Abstract

The utility model provides an instrument of supplementary writing brush cyclograph belongs to drawing instrument technical field. It has solved the problem that current writing brush can not draw the circle. This instrument of supplementary writing brush drawing of circles includes the rotation axis, the connector, first stabilizer blade, the second stabilizer blade, solid fixed ring and bracing piece, the bottom of first stabilizer blade is equipped with the pilot pin, gu fixed ring sets up the bottom department at the second stabilizer blade, the bracing piece includes the supporting part of transversal semicircular location portion of personally submitting and the stereoplasm that is located location portion bottom, the writing brush includes transversal semicircular pen-holder of personally submitting and the nib that is located the pen-holder bottom, the first magnet that is the slice has been linked firmly on the plane lateral wall of location portion, the second magnet that is the slice has been linked firmly on the plane lateral wall of pen-holder, first magnet and second magnet heteropolar are inhaled mutually and are set up, location portion and pen-holder link firmly mutually through first magnet and second magnet, bracing piece and writing brush. The tool for assisting the writing brush to draw the circle has the advantage that the writing brush can draw the circle.

Description

Tool for assisting circle drawing of writing brush

Technical Field

The utility model belongs to the technical field of the instrument of drawing, a supplementary writing brush cyclograph instrument is related to.

Background

People need to use a writing brush, a line drawing pen, a duckbill pen and the like when drawing circles, and when drawing circles, due to the fact that the pen is held manually, the circles which are very difficult to draw the figures through the writing brush, the line drawing pen and the duckbill pen are very difficult to draw. Consequently, need be with the help of instrument compasses, the nib of duckbilled pen is harder, fix in the stabilizer blade of compasses through with the duckbilled pen, then rotatory compasses can carry out the drawing circle through the duckbilled pen, and because the thickness of the line that the duckbilled pen was drawn is certain, and at the in-process of drawing circle, often need draw the different circle of various line thickness again, this is just needing the duckbilled pen of drawing person configuration multiple not big or small model, during the use, the duckbilled pen that will use according to actual need is fixed in the stabilizer blade of compasses, the use is troublesome, and the operation is troublesome.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, provide an instrument of supplementary writing brush cyclograph, the technical problem of solution makes the writing brush can draw the circle, and convenient to use.

The purpose of the utility model can be realized by the following technical proposal: an instrument for assisting a writing brush in drawing circles comprises a rotating shaft, a connector, a first supporting leg and a second supporting leg, wherein the rotating shaft is arranged at the top of the connector, the tops of the first supporting leg and the second supporting leg are embedded into the connector, the first supporting leg and the second supporting leg can rotate around the connector, and a positioning needle is arranged at the bottom of the first supporting leg. The positioning part and the pen holder are fixedly connected through a first magnet and a second magnet, and the supporting rod and the capillary pen are adjustably fixed in the fixing ring.

During the use, it is together fixed with bracing piece and capillary pen actuation through first magnet and second magnet, then wear to establish bracing piece and capillary pen and fix in the stationary ring, the pilot pin supports and leans on the drawing paper, the supporting part is harder, the nib is softer, the supporting part can prop up the nib, make the nib can not excessively warp, make the second stabilizer blade rotate round first stabilizer blade through the rotation axis, the supporting part is rotatory pasting the drawing paper, thereby it is rotatory to make the nib paste the drawing paper, realize the writing brush setting-out, draw a circle, high durability and convenient use. The cross section of the positioning part is semicircular, the cross section of the pen holder is semicircular, the positioning part and the pen holder are arranged by plane fitting, the first magnet and the second magnet are arranged in an attracting mode, the stability of the fixed writing brush is improved, the writing brush cannot move relative to the supporting rod in the drawing process, the stability of the pen point is improved, the line and the circle drawn by the writing brush are consistent in thickness, when the line and the circle with different thicknesses need to be drawn, only certain external force needs to be applied to overcome the magnetic force of the first magnet and the second magnet, the writing brush and the supporting rod can move relative to each other, the amount of the pen point exposed out of the bottom of the supporting part is controlled, the line and the circle with different thicknesses can be drawn without replacing the writing brush, the operation is convenient, and the use. The diameter size of the circle is drawn by the writing brush can be realized by rotating the first supporting leg and the second supporting leg, and the use is convenient.

In the tool for assisting the writing brush in drawing circles, the arc-shaped side wall of the pen holder connected with the pen head is provided with the marking line, the joint of the arc-shaped side wall of the supporting rod and the plane side wall is provided with the scale mark, and the marking line can be over against the scale mark. The setting of mark line and scale mark makes the thickness of the line that the writing brush was drawn can audio-visually see from the scale, makes the person of drawing draw circle convenient, and the thickness of adjusting the circle line is convenient, convenient to use.

In the tool for assisting the writing brush in drawing the circle, the upper part of the first support leg is arc-shaped, the lower part of the first support leg is straight-rod-shaped and vertically downwards arranged, the upper part of the second support leg is arc-shaped, the lower part of the second support leg is plate-shaped and obliquely downwards outwards arranged, and a balance space is arranged between the first support leg and the second support leg. The lower part of second stabilizer blade is platelike and the slant sets up outwards down, and solid fixed ring sets up in the bottom department of second stabilizer blade, and solid fixed ring sets up in comparatively outer position promptly to provide enough big installation space, reasonable in design for writing brush and bracing piece. And this kind of structure of first stabilizer blade and second stabilizer blade makes to have balanced space between first stabilizer blade and the second stabilizer blade, makes this supplementary writing brush cyclograph's instrument can not have the problem that the too harsh pilot pin, the location portion that lead to of slope shift, and this supplementary writing brush cyclograph's instrument is at the in-process rotational stability that uses, and the drawing is stable.

In the tool for assisting the writing brush in drawing the circle, the side wall of the fixing ring is provided with the fixing bolt, and the inner end of the fixing bolt penetrates through the side wall of the fixing ring and extends into the fixing ring to abut against the support rod or the writing brush. The supporting rod and the writing brush are fixedly connected with the fixing ring in an adjustable manner through the fixing bolt, and the fixing is convenient.

In the tool for assisting the writing brush in drawing the circle, the fixing ring and the second support leg are of an integrated structure. The integrated structure, stability, the instrument that supplementary writing brush cyclograph was drawn the precision of circle are high.

As another kind of condition, in foretell instrument of supplementary writing brush cyclograph, the lower part of second stabilizer blade has the adjustment tank, the both ends of adjustment tank run through the lateral part of second stabilizer blade, the embedding is provided with adjusting bolt in the adjustment tank, adjusting bolt's pole portion links firmly mutually through the rotatable mode of screw with the second stabilizer blade, the through-hole that runs through has in adjusting bolt's the head, gu link firmly the regulation pole on fixed ring's the lateral wall, adjust the pole and pass the through-hole just adjust pole slidable and adjusting bolt and link firmly mutually, the width of adjustment tank both ends opening part is greater than the external diameter of adjusting the pole, it can rotate along with adjusting bolt to adjust the pole. The position of the fixing ring can be adjusted, and the position between the positioning part and the positioning needle can be controlled by controlling the position of the adjusting rod, so that the diameter of a circle drawn by the auxiliary writing brush circle drawing tool can be larger, and the applicability is strong. And the adjusting rod can rotate along with the adjusting bolt, so that the angle between the writing brush, the supporting rod and the drawing paper can be adjusted, the pen point is located at the most accurate drawing position, the effect of controlling the thickness of a drawn line of a circle is good, and the drawing precision is improved.

In the tool for assisting the writing brush in drawing the circle, the first supporting leg is provided with a strip-shaped adjusting hole which penetrates through the first supporting leg, and the outer end, far away from the fixing ring, of the adjusting rod can penetrate through the adjusting hole. The setting up of regulation hole makes the regulation pole can pass, adjusts the problem that the pole can not take place the collision with first foot promptly, and this kind of structure can make the length of regulation pole longer, makes this supplementary writing brush cyclograph's instrument can draw the circle that the diameter is bigger.

In the above tool for assisting the writing brush in drawing the circle, the thickness of the lower part of the second supporting leg is greater than the thickness of the upper part of the second supporting leg. The thickness of second stabilizer blade lower part is greater than the thickness on second stabilizer blade upper portion, can adjust adjusting bolt's position, and can make the regulation pole stretch in the regulation hole and be located the middle department of first stabilizer blade thickness simultaneously, makes the position precision of pilot pin and location portion high, improves the precision of drawing.

In the tool for assisting the writing brush in drawing the circle, the two side walls of the adjusting groove are provided with arc-shaped concave parts, and the adjusting bolt is partially embedded into the concave parts. The concave part limits the position of the adjusting bolt, and the position of the adjusting bolt cannot deviate due to the arrangement of the concave part, so that the position of the writing brush cannot deviate, and the precision of the auxiliary writing brush in circle drawing is improved.

Compared with the prior art, the utility model provides an instrument of supplementary writing brush cyclograph has following advantage:

1. the tool for assisting the circle drawing of the writing brush supports the writing brush through the supporting rod, so that the brush head of the writing brush cannot be excessively deformed, the circle drawing of the writing brush is realized, and the circle drawing is convenient; and the writing brush can carry out relative movement relative to the supporting rod, thereby enabling the writing brush to draw circles with different thicknesses of lines, and being convenient to operate and use.

2. The writing brush and the supporting rod of the tool for assisting the writing brush in drawing the circle are positioned in a plane fitting mode and are fixed in a mode that the first magnet and the second magnet attract each other in different poles, so that the fixing effect is good, and the stability of the writing brush is improved; simultaneously, a certain external force is applied to enable the writing brush and the supporting rod to move relatively, so that the thickness of lines drawn by the writing brush can be adjusted, lines with different thicknesses can be drawn without replacing different writing brushes, and the writing brush drawing machine is convenient to use.

3. The position of the pen point of the tool for assisting the writing brush in drawing circles relative to the positioning needle can be adjusted, so that the tool can draw circles with larger diameters, and the tool is high in applicability.

Drawings

Fig. 1 is a schematic overall structure diagram of a first embodiment of the auxiliary writing brush cyclograph.

Fig. 2 is an enlarged view of the area a in fig. 1 of the auxiliary writing brush circle drawing tool.

Fig. 3 is a schematic overall structure diagram of a second embodiment of the auxiliary writing brush cyclograph.

Fig. 4 is a schematic view of the overall structure of a second embodiment of the auxiliary brush pen rounding tool.

Fig. 5 is an enlarged view of the area B in fig. 3 of the auxiliary writing brush rounding tool.

In the figure, 1, a rotation axis; 2. a connector; 3. a first leg; 4. a second leg; 5. A positioning pin; 6. a fixing ring; 7. a support bar; 71. a positioning part; 72. a support portion; 8. A writing brush; 81. a pen holder; 82. a pen point; 9. a first magnet; 10. a second magnet; 11. Marking a line; 12. scale lines; 13. a balance space; 14. fixing the bolt; 15. an adjustment groove; 16. adjusting the bolt; 17. adjusting a rod; 18. an adjustment hole; 19. a recessed portion.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1, the tool for assisting writing brush to draw a circle comprises a rotating shaft 1, a connector 2, a first leg 3, a second leg 4, a positioning pin 5, a fixing ring 6 and a supporting rod 7.

Rotation axis 1 sets up at the top of connector 2, and second stabilizer blade 4 is thicker, and first stabilizer blade 3 is thinner, and the top of first stabilizer blade 3 and second stabilizer blade 4 is embedded into in connector 2 and first stabilizer blade 3 and second stabilizer blade 4 can rotate around connector 2, and the bottom of first stabilizer blade 3 is equipped with pilot pin 5. The upper portion of first stabilizer blade 3 is the arc, and the lower part of first stabilizer blade 3 is straight rod-like and vertical downward setting, and the upper portion of second stabilizer blade 4 is the arc, and the lower part of second stabilizer blade 4 is platelike and slant and outwards sets up down, and solid fixed ring 6 links firmly the tip department in second stabilizer blade 4 lower part bottom, and solid fixed ring 6 and second stabilizer blade 4 formula structure as an organic whole have balanced space 13 between first stabilizer blade 3 and the second stabilizer blade 4.

As shown in fig. 2, the support rod 7 includes a positioning portion 71 having a semicircular cross section and a support portion 72 located at the bottom of the positioning portion 71, the connection portion between the arc-shaped side wall and the planar side wall of the support rod 7 has a scale mark 12, the writing brush 8 includes a pen holder 81 having a semicircular cross section and a pen head 82 located at the bottom of the pen holder 81, the arc-shaped side wall of the pen holder 81 connected to the pen head 82 has a mark line 11, and the mark line 11 can be opposite to the scale mark 12. The positioning portion 71 and the pen holder 81 are arranged in a plane fitting mode, the planar side wall of the positioning portion 71 is fixedly connected with a flaky first magnet 9, the planar side wall of the pen holder 81 is fixedly connected with a flaky second magnet 10, and the first magnet 9 and the second magnet 10 are arranged in a manner that different poles attract each other.

The side wall of the fixing ring 6 is provided with a fixing bolt 14, the inner end of the fixing bolt 14 penetrates through the side wall of the fixing ring 6 and extends into the fixing ring 6, in the embodiment, the inner end of the fixing bolt 14 abuts against the writing brush 8, and in actual production, the inner end of the fixing bolt 14 can abut against the support rod 7.

During the use, it is together fixed with bracing piece 7 and the actuation of writing brush 8 through first magnet 9 and second magnet 10, then wear to establish in solid fixed ring 6 with bracing piece 7 and writing brush 8, make bracing piece 7 and writing brush 8 link firmly with solid fixed ring 6 mutually through fixing bolt 14, the pilot pin 5 supports and leans on the drawing paper, supporting part 72 also supports and leans on at the drawing paper, make second stabilizer blade 4 rotate round first stabilizer blade 3 through rotation axis 1, it is rotatory that supporting part 72 is pasting the drawing paper, the nib 82 is pasting the drawing paper rotation, realize writing brush 8 cyclotomy. During adjustment, the fixing bolt 14 is unscrewed, a certain external force is applied to enable the writing brush 8 to move relative to the supporting rod 7, the thickness of the line drawn by the writing brush 8 is controlled through observation of the straight pipes of the marking lines 11 and the scale lines 12, and then the supporting rod 7 and the writing brush 8 are fixedly connected with the fixing ring 6 through the fixing bolt 14.

Example two

As shown in fig. 3, 4, and 5, the structure and principle of the present embodiment are substantially the same as those of the first embodiment, except that in the present embodiment, the thickness of the lower portion of the second supporting leg 4 is greater than that of the upper portion of the second supporting leg 4, the lower portion of the second supporting leg 4 has an adjusting groove 15, two ends of the adjusting groove 15 penetrate through the side portion of the second supporting leg 4, two side walls of the adjusting groove 15 are respectively provided with an arc-shaped concave portion 19, an adjusting bolt 16 is embedded in the adjusting groove 15, the adjusting bolt 16 is partially embedded in the concave portion 19, a rod portion of the adjusting bolt 16 is fixedly connected with the second supporting leg 4 in a threaded rotatable manner, a head portion of the adjusting bolt 16 is provided with a through hole, an adjusting rod 17 is fixedly connected to the outer side wall of the fixing ring 6, the adjusting rod 17 penetrates through the through hole and the adjusting rod 17 is slidably connected with the adjusting bolt, the adjusting lever 17 can be rotated with the adjusting screw 16. The first leg 3 is provided with a strip-shaped adjusting hole 18 which penetrates through the first leg, and the outer end of the adjusting rod 17 far away from the fixing ring 6 can penetrate through the adjusting hole 18.

During adjustment, a certain external force is applied to pull the fixing ring 6, so that the adjusting rod 17 moves relative to the adjusting bolt 16, the distance between the pen head 82 and the positioning needle 5 is changed, and the diameter of a circle drawn by the writing brush 8 can be changed. The adjusting bolt 16 is rotated, the adjusting rod 17 can rotate along with the adjusting bolt 16, and the outer end of the adjusting rod 17 can move along the adjusting hole 18, so that the angles between the writing brush 8 and the supporting rod 7 and the drawing paper are changed, and the pen head 82 can better mark.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although the rotation shaft 1, the connection head 2, the first leg 3, the second leg 4, the positioning pin 5, the fixing ring 6, the support bar 7, the positioning portion 71, the support portion 72, the writing brush 8, the pen holder 81, the pen tip 82, the first magnet 9, the second magnet 10, the mark line 11, the scale line 12, the balance space 13, the fixing bolt 14, the adjustment groove 15, the adjustment bolt 16, the adjustment lever 17, the adjustment hole 18, the concave portion 19 are more used herein. Etc., but does not exclude the possibility of using other terms. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an instrument of supplementary writing brush cyclograph, includes rotation axis (1), connector (2), first stabilizer blade (3) and second stabilizer blade (4), rotation axis (1) sets up the top at connector (2), the top of first stabilizer blade (3) and second stabilizer blade (4) is embedded into in connector (2) just first stabilizer blade (3) and second stabilizer blade (4) can rotate around connector (2), the bottom of first stabilizer blade (3) is equipped with location needle (5), its characterized in that, instrument of supplementary writing brush (8) cyclograph still includes solid fixed ring (6) and bracing piece (7), gu fixed ring (6) set up in the bottom department of second stabilizer blade (4), bracing piece (7) are including the supporting part (72) of transversal semicircular locating part (71) and the stereoplasm that is located locating part (71) bottom, writing brush (8) are including transversal semicircular pen-shaped pen-holder (81) and the nib (82) that is located pen-holder (81) bottom The utility model discloses a writing brush fixing device, the planar side wall of location portion (71) is last to have linked firmly and is flaky first magnet (9), it is flaky second magnet (10) to have linked firmly on the planar side wall of pen-holder (81), first magnet (9) and second magnet (10) heteropolarity attract to set up, location portion (71) and pen-holder (81) link firmly mutually through first magnet (9) and second magnet (10), bracing piece (7) and writing brush (8) adjustable fix in solid fixed ring (6).

2. The tool for assisting the writing brush in drawing the circle according to claim 1, wherein the arc-shaped side wall of the pen holder (81) connected with the pen head (82) is provided with a marking line (11), the joint of the arc-shaped side wall and the plane side wall of the supporting rod (7) is provided with a scale mark (12), and the marking line (11) can be opposite to the scale mark (12).

3. The tool for assisting the writing brush to draw a circle according to claim 1, wherein the upper portion of the first supporting leg (3) is arc-shaped, the lower portion of the first supporting leg (3) is straight and is vertically arranged downwards, the upper portion of the second supporting leg (4) is arc-shaped, the lower portion of the second supporting leg (4) is plate-shaped and is obliquely arranged downwards and outwards, and a balance space (13) is arranged between the first supporting leg (3) and the second supporting leg (4).

4. The tool for assisting writing brush rounding according to claim 1, 2 or 3, wherein a fixing bolt (14) is arranged on a side wall of the fixing ring (6), and an inner end of the fixing bolt (14) penetrates through the side wall of the fixing ring (6) and extends into the fixing ring (6) to abut against the support rod (7) or the writing brush (8).

5. A writing brush rounding aid according to claim 1, 2 or 3, wherein the retaining ring (6) and the second leg (4) are of one-piece construction.

6. An auxiliary brush pen rounding tool according to claim 1 or 2 or 3, the lower part of the second supporting leg (4) is provided with an adjusting groove (15), two ends of the adjusting groove (15) penetrate through the side part of the second supporting leg (4), an adjusting bolt (16) is embedded in the adjusting groove (15), the rod part of the adjusting bolt (16) is fixedly connected with the second support leg (4) in a rotatable mode through threads, the head of the adjusting bolt (16) is provided with a through hole, the outer side wall of the fixing ring (6) is fixedly connected with an adjusting rod (17), the adjusting rod (17) penetrates through the through hole, the adjusting rod (17) can be fixedly connected with the adjusting bolt (16) in a sliding way, the width of openings at two ends of the adjusting groove (15) is larger than the outer diameter of the adjusting rod (17), and the adjusting rod (17) can rotate along with the adjusting bolt (16).

7. The tool for assisting the writing brush in drawing the circle according to claim 6, wherein the first supporting leg (3) is provided with a strip-shaped adjusting hole (18) therethrough, and the outer end of the adjusting rod (17) far away from the fixing ring (6) can pass through the adjusting hole (18).

8. The tool for assisting writing brush in drawing circles is characterized in that the thickness of the lower portion of the second supporting leg (4) is larger than that of the upper portion of the second supporting leg (4).

9. The tool for assisting the writing brush to draw a circle according to claim 6, wherein both side walls of the adjusting groove (15) are provided with arc-shaped concave parts (19), and the adjusting bolt (16) is partially embedded into the concave parts (19).