CN104309370B - Dead axle compasses - Google Patents
Dead axle compasses Download PDFInfo
- Publication number
- CN104309370B CN104309370B CN201410615195.0A CN201410615195A CN104309370B CN 104309370 B CN104309370 B CN 104309370B CN 201410615195 A CN201410615195 A CN 201410615195A CN 104309370 B CN104309370 B CN 104309370B
- Authority
- CN
- China
- Prior art keywords
- compasses
- vertical shaft
- clamping sleeve
- pen
- dead axle
- 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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Classifications
-
- 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
- B43L9/00—Circular curve-drawing or like instruments
- B43L9/02—Compasses
Landscapes
- Pens And Brushes (AREA)
Abstract
The invention discloses a kind of dead axle compasses, it include fixing vertical shaft, the rotary sleeve being rotatably sheathed on described fixing vertical shaft, be fixedly connected on described rotary sleeve sidepiece set rail, be set in described set rail and can horizontal sliding cross bar, longitudinal elasticity can be connected to the pen clamping sleeve of end of described cross bar.Arranging fixing vertical shaft avoids the needle point of vertical shaft lower end to stab paper in rotary course, play the effect of protection paper, rotary sleeve adapter sleeve rail and cross bar, make cross bar can choose picture circle or the radius of arc by transverse shifting, rotate this rotary sleeve and can draw circle or camber line at paper, the pen drawing circle or camber line is connected to cross bar end by pen clamping sleeve and longitudinally can have elasticity, fine motion can longitudinally occur, compasses are made to have, at picture circle or circular arc process, the power pressed under elasticity to pen, make pen can have trace to stretch, nib is made to be adjacent to paper all the time, thus draw uniformly the most clearly lines do not stab and the most do not scrape broken face.
Description
Technical field
The present invention relates to a kind of stationery, particularly relate to a kind of dead axle compasses.
Background technology
The most conventional compasses are that two feet diverge to, and it as center of rotation that is is picture circle or the home position of arc that a foot is provided with needle point, and another foot lead gripper pen core rotates compasses and makes the foot of its lead gripper pen core can draw circular arc or circle around the rotation of needle point place foot.But after a circle centre position draws multiple circles or circular arc, for a point with after needle point puncture rotation repeatedly, this place paper is pricked out obvious cavity by rotary course, cavity becomes big, the center of circle of follow-up drawn circle is also damaged with regard to inaccuracy, paper, and follow-up use process also easily causes breakage.
Owing to current compasses are all to maintain the rigidity at radius two ends, the compasses foot drawing nose circle does not buffer be connected fixing with compasses, paintbrush is pressed under needing and is made it be adjacent to paper, paintbrush end is exerted oneself excessive, is easily caused nib and disconnects or scratch paper, the obstacle running into cockling at nib also can make the needle point tripping home position of circle centre position, causes compasses to have some setbacks in picture circle process.Liang Ge compasses foot is the most uneven and the most too small at circle centre position excessive brush tip of exerting oneself, then picture circle can be caused unintelligible.Actual picture circle process is difficult to remain uniformly exerts oneself at nib, causes lines uneven unintelligible.
Summary of the invention
Not enough for prior art, the technical problem to be solved in the present invention is to provide one and does not damage paper and can make lines dead axle compasses the most clearly.
In order to overcome prior art not enough, the technical solution used in the present invention is: a kind of dead axle compasses, it include fixing vertical shaft, the rotary sleeve being rotatably sheathed on described fixing vertical shaft, be fixedly connected on described rotary sleeve sidepiece set rail, be set in described set rail and can horizontal sliding cross bar, longitudinal elasticity can be connected to the pen clamping sleeve of end of described cross bar.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described fixing vertical shaft side be provided be positioned at that the driven umbrella tooth arranged with described rotary sleeve top on the upside of rotary sleeve and by arranging driving bevel gear engages turn wheel, be actively located in described in turn the rotary shaft taking turns and being fixedly connected on described fixing vertical shaft.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described in turn wheel and be provided with lateral arrangement and be perpendicular to this hand crank turning wheel end face, described in turn wheel end face and be provided with display and streak the graduated disc of angle.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described fixing vertical shaft bottom is pointed pin of determining, and described fixing vertical shaft top is compasses hands handles.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described cross bar is the rule with described pen clamping sleeve center as zero point, is provided with the radius pointer corresponding with fixing vertical shaft center on front side of described set rail.
A kind of improvement as the technical scheme of dead axle compasses of the present invention, described rotary sleeve side be provided be positioned on the upside of described set rail or downside for promote rule to translate regulation wheel, described regulation wheel is respectively provided with heel teeth with described rule and is engaged with each other, and is equipped with, in the middle part of described regulation wheel, the lock-screw that can position and lock regulation wheel.
A kind of improvement as the technical scheme of dead axle compasses of the present invention, the end of described cross bar is provided with ring set body, described pen clamping sleeve is located at side in described ring set body, being provided with the elastomeric element that pen clamping sleeve described in pushing tow is pressed down between described ring set body and described pen clamping sleeve, in described ring set body, side is provided with the limiting section installing internal ring and the described elastomeric element upper side position of restriction preventing pen clamping sleeve from dropping out.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described ring set body is set to cylindrical shape, and it is lower along arranging described installation internal ring, and the top of ring set body arranges annular or case type limiting section.
A kind of improvement as the technical scheme of dead axle compasses of the present invention, described ring set body is set to cylindrical shape, along arranging described installation internal ring on it, described pen clamping sleeve is arranged in described ring set body and arranges outer bulge loop on the upside of described installation internal ring, described installation internal ring doubles as limiting section, and described pen clamping sleeve arranges lower convex ring in the downside of described limiting section.
As a kind of improvement of the technical scheme of dead axle compasses of the present invention, described pen clamping sleeve is clamped with pen.
The invention has the beneficial effects as follows: fixing vertical shaft is set and avoids the needle point of vertical shaft lower end to stab paper in rotary course, play the effect of protection paper, rotary sleeve adapter sleeve rail and cross bar, make cross bar can choose picture circle or the radius of arc by transverse shifting, rotate this rotary sleeve and can draw circle or camber line at paper, the pen drawing circle or camber line is connected to cross bar end by pen clamping sleeve and longitudinally can have elasticity, fine motion can longitudinally occur, compasses are made to have, at picture circle or circular arc process, the power pressed under elasticity to pen, make pen can have trace to stretch, nib is made to be adjacent to paper all the time, thus draw uniformly the most clearly lines do not stab and the most do not scrape broken face.
Accompanying drawing explanation
Fig. 1 is the forward structure schematic diagram of the embodiment of dead axle compasses of the present invention.
Fig. 2 is the partial structurtes schematic diagram in dead axle compasses embodiment about a clamping device.
Detailed description of the invention
Below embodiments of the present invention are specifically described.
With reference to shown in Fig. 1, Fig. 2, one dead axle compasses of the present invention, it include fixing vertical shaft 10, the rotary sleeve 20 being rotatably sheathed on described fixing vertical shaft 10, be fixedly connected on described rotary sleeve 20 sidepiece set rail 22, be set in described set rail 22 and can horizontal sliding cross bar, longitudinal elasticity can be connected to the pen clamping sleeve 32 of end of described cross bar.Arranging fixing vertical shaft 10 avoids the needle point of vertical shaft lower end to stab paper in rotary course, play the effect of protection paper, rotary sleeve 20 adapter sleeve rail 22 and cross bar, make cross bar can choose picture circle or the radius of arc by transverse shifting, rotate this rotary sleeve 20 and can draw circle or camber line at paper, the pen drawing circle or camber line is connected to cross bar end by pen clamping sleeve 32 and longitudinally can have elasticity, formation fine motion attachment structure can be moved longitudinally there is trace, compasses are made to have, at picture circle or circular arc process, the power pressed under elasticity to pen, make pen can have trace to stretch, nib is made to be adjacent to paper all the time, thus draw uniformly the most clearly lines do not stab and the most do not scrape broken face.
More preferably, fixing vertical shaft 10 side is provided with turning of being positioned at that the driven umbrella tooth arranged with rotary sleeve 20 top on the upside of rotary sleeve 20 and by arranging driving bevel gear engages and takes turns 15 thus rotate this driving wheel 15 and can order about rotary sleeve 20 and rotate, and fixing vertical shaft is additionally provided with to be actively located in turn and takes turns 15 and be fixedly connected on the rotary shaft 17 of described fixing vertical shaft 10 and make driving wheel 15 be rotatably mounted in the axle that fixing vertical shaft 10 makes driving wheel have rotation.Do not have driving wheel 15 just can only directly turn rotary sleeve 20 to make it drive nib to rotate and draw circle or circular arc.
More preferably, turn wheel 15 and be provided with lateral arrangement and be perpendicular to this hand crank 16 turning wheel 15 end faces, directly shake this hand crank 16 the most driving wheel and rotate thus drive rotary sleeve to rotate, and then drive nib to draw circle or circular arc.Turn the end face of wheel 15 to be provided with display and streak the graduated disc 18 of angle, such that it is able to determine angle ground picture circular arc to draw the circular arc of semicircle or other angles.
More preferably, fixing vertical shaft 10 bottom is pointed to determine pin 11 such that it is able to select fixing a little for home position and then circle or circular arc can repeatedly be drawn and accurate home position is stablized in holding, keeps picture circle or the precision of circular arc.Described fixing vertical shaft 10 top is that compasses hands is 12, it is simple to buttresses fixing vertical shaft 10 and keeps it vertically and stablize.
More preferably, cross bar is the rule 26 with described pen clamping sleeve center as zero point, can accurately rotary picture circle radius, without choosing radius size additionally by nib and needle point with ruler comparison, picture circle or the radius of circular arc can be selected easily, it is provided with the radius pointer 29 corresponding with fixing vertical shaft 10 center, it is achieved the selection of radius sets on front side of set rail 22.The axial line of fixing vertical shaft 10 and distance line three's form right angle triangular relationship of the distance of rule 26, radius pointer position and the vertical join line of pen clamping sleeve 32 centrage, pen clamping sleeve 32 centrage and fixing vertical shaft centrage, the scale of rule 26 absorbs the scale deflection that the size between fixing vertical shaft 10 axle center and rule 26 causes, and makes scale be shown as the actual range determining pin 11 needle point with nib.
More preferably, rotary sleeve 20 side be provided be positioned on the upside of described set rail 22 or downside for promote rule 26 to translate regulation wheel 23 such that it is able to by rotate regulation wheel rule 26 is carried out translational adjustment, the convenient position adjustments to rule 26 also selects accurate radius size, and described regulation wheel 23 is respectively provided with heel teeth with described rule 26 and is engaged with each other.It is equipped with the lock-screw 25 that can position and lock regulation wheel 23 in the middle part of described regulation wheel 23, its radius size can be made to keep constant with lock adjustment wheel 23 after selected radius size, draw the consistent circle of radius or circular arc.Unclamp lock-screw 25 can turn again this regulation wheel 23 thus select different radii, then lock this lock-screw 25 again draws justify or circular arc.The front side of regulation wheel 23 can arrange and regulate the fixing gripping circle handles 24 with anti-slip veins being connected of wheel 23 and be easy to grip and rotate regulation and take turns 23 and carry out radius regulation.
More preferably, the end of cross bar is provided with ring set body 30 for disposing pen clamping sleeve 32, pen clamping sleeve 32 is located at inside ring set body 30, the elastomeric element that pushing tow pen clamping sleeve is pressed for 32 times it is provided with between ring set body 30 and pen clamping sleeve 32, platform elastomeric element can be shown in spring 33(Fig. 1) or Elastic Block 35(Fig. 2 shown in), the limiting section installing internal ring 36 and the described elastomeric element upper side position of restriction preventing pen clamping sleeve 32 from being promoted by elastomeric element and to drop out it is provided with inside ring set body 30, so that pen clamping sleeve 32 and ring set body 30 are stably connected with and have certain resilience at link position, when making pen clamping sleeve 32 height and position produce deviation, nib still can be close to paper at picture bowlder, draw lines the most clearly.
More preferably, as shown in Figure 2, described ring set body 30 is set to cylindrical shape, it is lower spacing for pen clamping sleeve 32 carries out longitudinally mounted connection along arranging described installation internal ring 36, the top of ring set body 30 arranges annular or case type limiting section 37 limits the position of elastomeric element, elastomeric element herein is Elastic Block 35, can produce the elasticity of trace and order about and press under nib and can absorb resilience dimensional discrepancy.
More preferably, as shown in Figure 1, described ring set body 30 is set to cylindrical shape, along arranging described installation internal ring 36 on it, described pen clamping sleeve 32 is arranged in described ring set body 30 and arranges outer bulge loop 38 and limit on the upside of described installation internal ring 36 in the lengthwise position of pen clamping sleeve 32 makes it hang over ring set body 30 and do not fall down, described installation internal ring doubles as limiting section, and pen clamping sleeve 32 arranges lower convex ring 34 in the downside of limiting section, makes limiting section and lower convex ring 34 lay respectively at the two ends of spring.
Ring set body 30 can also be transformed to other forms with the attachment structure of pen clamping sleeve 32, as long as limiting pen clamping sleeve do not fall down disengaging ring set body and limit circumferential position, and make pen clamping sleeve just may can realize longitudinal elasticity fine motion attachment structure in longitudinal resilience having upwards, the svelteness making picture circle or circular arc is uniform, it is achieved the purpose of the present invention.Such as spring 33 two ends are fixed be connected with pen clamping sleeve 32, ring set bodies 30 respectively, and spring 33 is set around pen clamping sleeve 32 and is positioned at ring set body 30.
More preferably, described pen clamping sleeve 32 is clamped with pen 39, and this pen can be pencil, ball pen, pen etc., the most erasable, preferably fixed length, it is also possible to be slightly grow and regulate clip position with pen clamping sleeve 32, nib is made to keep level altitude with clip position to draw radius of circle and meet required precision.
The above disclosed the preferred embodiments of the present invention that are only, certainly can not limit the interest field of the present invention, the equivalent variations therefore made according to scope of the present invention patent with this, still belong to the scope that the present invention is contained.
Claims (9)
1. dead axle compasses, it is characterised in that: include fixing vertical shaft, be rotatably sheathed on described fixing vertical shaft rotary sleeve, be fixedly connected on described rotary sleeve sidepiece set rail, be set in described set rail and can horizontal sliding cross bar, longitudinal elasticity can be connected to the pen clamping sleeve of end of described cross bar；Described fixing vertical shaft side be provided be positioned at that the driven umbrella tooth arranged with described rotary sleeve top on the upside of rotary sleeve and by arranging driving bevel gear engages turn wheel, be actively located in described in turn wheel and be fixedly connected on the rotary shaft of described fixing vertical shaft.
Dead axle compasses the most according to claim 1, it is characterised in that turn wheel described in: and be provided with lateral arrangement and be perpendicular to this hand crank turning wheel end face, described in turn wheel end face and be provided with display and streak the graduated disc of angle.
Dead axle compasses the most according to claim 1, it is characterised in that: described fixing vertical shaft bottom is pointed pin of determining, and described fixing vertical shaft top is compasses hands handles.
Dead axle compasses the most according to claim 1, it is characterised in that: described cross bar is the rule with described pen clamping sleeve center as zero point, is provided with the radius pointer corresponding with fixing vertical shaft center on front side of described set rail.
Dead axle compasses the most according to claim 4, it is characterized in that: described rotary sleeve side be provided be positioned on the upside of described set rail or downside for promote rule to translate regulation wheel, described regulation wheel is respectively provided with heel teeth with described rule and is engaged with each other, and is equipped with, in the middle part of described regulation wheel, the lock-screw that can position and lock regulation wheel.
Dead axle compasses the most according to claim 1, it is characterized in that: the end of described cross bar is provided with ring set body, described pen clamping sleeve is located at side in described ring set body, being provided with the elastomeric element that pen clamping sleeve described in pushing tow is pressed down between described ring set body and described pen clamping sleeve, in described ring set body, side is provided with the limiting section installing internal ring and the described elastomeric element upper side position of restriction preventing pen clamping sleeve from dropping out.
Dead axle compasses the most according to claim 6, it is characterised in that: described ring set body is set to cylindrical shape, and it is lower along arranging described installation internal ring, and the top of ring set body arranges annular or case type limiting section.
Dead axle compasses the most according to claim 6, it is characterized in that: described ring set body is set to cylindrical shape, along arranging described installation internal ring on it, described pen clamping sleeve is arranged in described ring set body and arranges outer bulge loop on the upside of described installation internal ring, described installation internal ring doubles as limiting section, and described pen clamping sleeve arranges lower convex ring in the downside of described limiting section.
Dead axle compasses the most according to claim 1, it is characterised in that: described pen clamping sleeve is clamped with pen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615195.0A CN104309370B (en) | 2014-11-05 | 2014-11-05 | Dead axle compasses |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410615195.0A CN104309370B (en) | 2014-11-05 | 2014-11-05 | Dead axle compasses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104309370A CN104309370A (en) | 2015-01-28 |
| CN104309370B true CN104309370B (en) | 2016-09-28 |
Family
ID=52364744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410615195.0A Expired - Fee Related CN104309370B (en) | 2014-11-05 | 2014-11-05 | Dead axle compasses |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104309370B (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105252937B (en) * | 2015-11-25 | 2017-01-04 | 芜湖职业技术学院 | A kind of improved precision locating tab assembly compasses |
| CN108995449A (en) * | 2018-08-03 | 2018-12-14 | 王建国 | Multifunctional compass is used in a kind of teaching |
| CN109532287A (en) * | 2018-12-05 | 2019-03-29 | 梁璐 | Automatic compasses |
| CN110254086A (en) * | 2019-04-30 | 2019-09-20 | 东营奇好日用品有限公司 | It is a kind of can automatic angulation compasses |
| CN112265397B (en) * | 2020-11-13 | 2022-02-25 | 桂林旅游学院 | Advanced mathematics learning teaching aid |
| CN112621364B (en) * | 2020-12-07 | 2021-12-17 | 盐城三丰机械有限公司 | Gear slotting machine tool with adjusting structure |
| CN113103809A (en) * | 2021-05-25 | 2021-07-13 | 哈尔滨学院 | Ruler device for drawing |
| CN113519954A (en) * | 2021-08-05 | 2021-10-22 | 湖北佐尔美服饰有限公司 | Template of template machine for clothing production convenient to use |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2449936Y (en) * | 2000-10-18 | 2001-09-26 | 王守虎 | Dualpurpose automatic compasses |
| CN2651003Y (en) * | 2003-01-29 | 2004-10-27 | 刘江宁 | Teaching compasses |
| CN2664923Y (en) * | 2003-12-15 | 2004-12-22 | 李宏 | Direct-reading combined multipurpose compass |
| BRPI0503310A (en) * | 2005-08-04 | 2007-07-10 | Jose Mario Prison | spring-loaded ruler compass |
| CN203818850U (en) * | 2014-05-08 | 2014-09-10 | 桑志英 | Compasses with exact scales for teaching |
| CN204222473U (en) * | 2014-11-05 | 2015-03-25 | 黄赞谟 | Dead axle compasses |
-
2014
- 2014-11-05 CN CN201410615195.0A patent/CN104309370B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2449936Y (en) * | 2000-10-18 | 2001-09-26 | 王守虎 | Dualpurpose automatic compasses |
| CN2651003Y (en) * | 2003-01-29 | 2004-10-27 | 刘江宁 | Teaching compasses |
| CN2664923Y (en) * | 2003-12-15 | 2004-12-22 | 李宏 | Direct-reading combined multipurpose compass |
| BRPI0503310A (en) * | 2005-08-04 | 2007-07-10 | Jose Mario Prison | spring-loaded ruler compass |
| CN203818850U (en) * | 2014-05-08 | 2014-09-10 | 桑志英 | Compasses with exact scales for teaching |
| CN204222473U (en) * | 2014-11-05 | 2015-03-25 | 黄赞谟 | Dead axle compasses |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104309370A (en) | 2015-01-28 |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160928 Termination date: 20191105 |