CN2290482Y - Circular functions drawing device - Google Patents
Circular functions drawing device Download PDFInfo
- Publication number
- CN2290482Y CN2290482Y CN 97238423 CN97238423U CN2290482Y CN 2290482 Y CN2290482 Y CN 2290482Y CN 97238423 CN97238423 CN 97238423 CN 97238423 U CN97238423 U CN 97238423U CN 2290482 Y CN2290482 Y CN 2290482Y
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- CN
- China
- Prior art keywords
- connecting rod
- belt
- driving
- band
- runner
- 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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Abstract
The utility model relates to a circular functions drawing device which is characterized in that a rail seat is provided with a supporting board, a combined rotary wheel, a combined rotary wheel, a positioning screw, a connecting rod with a positioning hole, a telescopic rod, a fixing screw, a positioning screw in connecting rod connection, a connecting rod, a slide way, a slide block with a pen, a half slide block with a pen, a driving belt, a positioning wheel with the driving belt, and an adjusting bolt with the driving belt. The utility model provides a tool by mechanical motion of points to carry out the graph of the circular function. The utility model can change the size of the amplitude period according to the requirement of people. The circular functions drawing device can draw sine, cosine, arcsine, inverse cosine, tangent, cotangent, inverse tangent, inverse cotangent, circular functions series graph. The utility model has the advantages of simple structure, accurate drawing, lower cost, and easy use.
Description
The utility model relates to a kind of trigonometric function diagraph.
The method of existing trigonometric function mapping, all be to form by the described point line, consuming time, pattern error is big, inefficiency, concerning people, also lack the utensil that trigonometric function (as sine, cosine, arcsine, anticosine, tangent, cotangent, arc tangent, arc cotangent) mapping is carried out in a kind of mechanical movement by point.
Purpose of design of the present utility model is that design provides a kind of people the needed special-purpose trigonometric function diagraph that carries out the trigonometric function mapping by the mechanical movement of point.It is particularly suitable for the student and scientific research institution uses.
Trigonometric function diagraph of the present utility model, adjust bolt [15] parts by railroad shoe [1], supporting plate [2], combination runner [3], combination runner dog screw [4], band locating hole connecting rod [5], expansion link [6], trip bolt [7], connecting rod connection dog screw [8], connecting rod [9], chute [10], a band slide block [11], band pen half slide block [12], driving-belt [13], driving-belt locating wheel [14], driving-belt and form, its concrete technical scheme is:
Be provided with supporting plate [2] in the track of this railroad shoe [1], supporting plate [2] is gone up to be provided with combination runner [3] is installed, combination runner [3] center is provided with runner dog screw [4], runner dog screw [4] is gone up to be provided with and is connected with band locating hole connecting rod [5] and expansion link [6], the other end of band locating hole connecting rod [5] is provided with connecting rod and connects dog screw [8], connecting rod connection dog screw [8] is gone up to be provided with and is connected with connecting rod [9], supporting plate [2] middle part is provided with and has vertical chute [10], connecting rod [9] upper end is provided with and is with a band slide block [11] that can move up and down in chute [10], band locating hole connecting rod [5], be provided with trip bolt [7] on the expansion link [6], expansion link [6] one ends in supporting plate [2] outside are with band pen half slide block [12], combination runner [3] below supporting plate [2] locates to be provided with driving-belt locating wheel [14], upside place, railroad shoe [1] two ends is provided with driving-belt and adjusts bolt [15], combination runner [3] is gone up to be provided with and is with driving-belt [13], and driving-belt [13] is adjusted bolt [15] by driving-belt locating wheel [14] and driving-belt and is connected.
Of the present utility model succeeding in developing carried out the instrument that trigonometric function is drawn for people provide a kind of mechanical movement by point.It can change amplitude, the size in cycle according to people's needs, can draw trigonometric function series plot such as sine, cosine, arcsine, anticosine, tangent, cotangent, arc tangent, arc cotangent.It has simple in structure, accurate, cheap, the easy to use advantage of drawing.
Below in conjunction with accompanying drawing an embodiment of the present utility model is specified:
Fig. 1 is the structural representation of trigonometric function diagraph of the present utility model.
As shown in Figure 1, trigonometric function diagraph of the present utility model is by railroad shoe [1], supporting plate [2], combination runner [3], combination runner location spiral shell lamp [4] band locating hole connecting rod [5], expansion link [6], trip bolt [7], connecting rod connects dog screw [8], connecting rod [9], chute [10], a band slide block [11], band pen half slide block [12], driving-belt [13], driving-belt locating wheel [14], driving-belt is adjusted bolt [15] parts and is formed, be provided with in the rail groove of its railroad shoe [1] and be with the supporting plate [2] that to do transverse movement, supporting plate [2] middle part is provided with by runner dog screw [4a], runner dog screw [4b] location with supporting plate [2] about two multiple layer combination runners [3a] and multiple layer combination runners [3b] that the limit is tangent, runner dog screw [4a] is gone up to be provided with and is connected with band locating hole connecting rod [5a] and retractable expansion link [6a], runner dog screw [4b] is gone up the retractable expansion link [6b] that is connected with band locating hole connecting rod [5b] is set, the other end setting of band locating hole connecting rod [5a] is equipped with connecting rod and connects dog screw [8a], the other end setting of band locating hole connecting rod [5b] is equipped with connecting rod and connects dog screw [8b], connecting rod connects dog screw [8a] and goes up the connecting rod [9] that the activity of being connected with is set with connecting rod dog screw [8b], be provided with on supporting plate [2] position in the middle of combination runner [3a] and the combination runner [3b] and have a vertical chute [10], connecting rod [9] is gone up to be provided with and is with having and getting of moving up and down in chute [10], insert a band slide block [11] of ball pen freely, and connecting rod [9] can drive a slide block [11] movable moving up and down freely in chute [10], band locating hole connecting rod [5a], band locating hole connecting rod [5b], expansion link [6a] is respectively arranged with trip bolt [7a] with the position that expansion link [6b] is located by runner dog screw [4a] and runner dog screw [4b], trip bolt [7b], trip bolt [7c], trip bolt [7d], expansion link [6a] end in supporting plate [2] outside is with band pen half slide block [12a] of band refill for ball-point pen, expansion link [6b] end in supporting plate [2] outside is with band pen half slide block [12b] of band refill for ball-point pen, and combination runner [3a] is provided with 3 driving-belt locating wheels [14] that can rotate with the supporting plate [2] of combination runner [3b] below.Upside place, railroad shoe [1] two ends is provided with driving-belt respectively and adjusts bolt [15a] and driving-belt adjustment bolt [15b], combination runner [3a] is with driving-belt [13] with making up runner [3b] setting, and driving-belt [13] is adjusted bolt [15a] by 3 driving-belt locating wheels [14] and driving-belt and is connected with band adjustment bolt [15b].
When drawing sine, arcsine, cosine, anticosine curvilinear figure, take off band pen half slide block [12a] and band pen half slide block [12b], after expansion link [6a] and expansion link [6b] be pushed into weakness, put paper to be drawn in supporting plate [2] below, again the refill for ball-point pen nib on a band slide block [11] is transferred to after paper contacts, when laterally promoting supporting plate [2], just can draw needed above-mentioned various figures with hand; Connecting rod [9] two ends are shifted near combination runner [3a] simultaneously, behind combination runner [3b] center, but just amplitude contraction; When driving-belt [13] being changed simultaneously to the steamboat that is enclosed within combination runner [3a] and the identical size that makes up runner [3b], just can dwindle the cycle; When drawing tangent, arc tangent trigonometric function graphic, will take off with the pen core on the slide block [11], [12a] that holds band pen half slide block that is enclosed within on the expansion link [6a] takes advantage of a situation mobile near supporting plate [2], just can draw required above-mentioned trigonometric function graphic.In the time of need reducing amplitude, cycle, method is identical with drafting sine curve graphical method; If when drawing cotangent, arc cotangent curve, use expansion link [12b] and band pen half slide block [6b] to get final product.
Claims (1)
1, a kind of trigonometric function diagraph, by railroad shoe [1], supporting plate [2], combination runner [3], combination runner dog screw [4], band locating hole connecting rod [5], expansion link [6], trip bolt [7], connecting rod connects dog screw [8], connecting rod [9], chute [10], a band slide block [11], band pen half slide block [12], driving-belt [13], driving-belt locating wheel [14], driving-belt is adjusted bolt [15] parts and is formed, it is characterized in that being provided with supporting plate [2] in the track of this railroad shoe [1], supporting plate [2] is gone up to be provided with combination runner [3] is installed, combination runner [3] center is provided with runner dog screw [4], runner dog screw [4] is gone up to be provided with and is connected with band locating hole connecting rod [5] and expansion link [6], the other end of band locating hole connecting rod [5] is provided with connecting rod and connects dog screw [8], connecting rod connection dog screw [8] is gone up to be provided with and is connected with connecting rod [9], supporting plate [2] middle part is provided with and has vertical chute [10], connecting rod [9] upper end is provided with and is with a band slide block [11] that can move up and down in chute [10], band locating hole connecting rod [5], be provided with trip bolt [7] on the expansion link [6], expansion link [6] one ends in supporting plate [2] outside are with band pen half slide block [12], combination runner [3] below supporting plate [2] locates to be provided with driving-belt locating wheel [14], upside place, railroad shoe [1] two ends is provided with driving-belt and adjusts bolt [15], combination runner [3] is gone up to be provided with and is with driving-belt [13], and driving-belt [13] is adjusted bolt [15] by driving-belt locating wheel [14] and driving-belt and is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97238423 CN2290482Y (en) | 1997-06-24 | 1997-06-24 | Circular functions drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 97238423 CN2290482Y (en) | 1997-06-24 | 1997-06-24 | Circular functions drawing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2290482Y true CN2290482Y (en) | 1998-09-09 |
Family
ID=33948771
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 97238423 Expired - Fee Related CN2290482Y (en) | 1997-06-24 | 1997-06-24 | Circular functions drawing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2290482Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102381106A (en) * | 2010-08-30 | 2012-03-21 | 天津职业技术师范大学 | Ruler for drawing sine wave |
| CN104332085A (en) * | 2014-11-25 | 2015-02-04 | 南京工业职业技术学院 | Anti-tangent, cotangent, secant and cosecant function demonstrating and graph drawing instrument |
| CN104354502A (en) * | 2014-09-26 | 2015-02-18 | 广东工业大学 | Curve plotting method and curve plotter for implementing same |
| CN104999834A (en) * | 2015-08-07 | 2015-10-28 | 大连交通大学 | Function curve drawing instrument for classroom teaching |
| CN105034661A (en) * | 2015-09-01 | 2015-11-11 | 南京工业职业技术学院 | Non-triangular periodic function demonstration and image drawing device |
| CN106994855A (en) * | 2017-05-25 | 2017-08-01 | 钦州学院 | Plotter for drawing tangent cutve |
-
1997
- 1997-06-24 CN CN 97238423 patent/CN2290482Y/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102381106A (en) * | 2010-08-30 | 2012-03-21 | 天津职业技术师范大学 | Ruler for drawing sine wave |
| CN104354502A (en) * | 2014-09-26 | 2015-02-18 | 广东工业大学 | Curve plotting method and curve plotter for implementing same |
| CN104354502B (en) * | 2014-09-26 | 2016-08-24 | 广东工业大学 | A kind of curve plotting method and a kind of curve-drawing instrument for implementing the method |
| CN104332085A (en) * | 2014-11-25 | 2015-02-04 | 南京工业职业技术学院 | Anti-tangent, cotangent, secant and cosecant function demonstrating and graph drawing instrument |
| CN104999834A (en) * | 2015-08-07 | 2015-10-28 | 大连交通大学 | Function curve drawing instrument for classroom teaching |
| CN105034661A (en) * | 2015-09-01 | 2015-11-11 | 南京工业职业技术学院 | Non-triangular periodic function demonstration and image drawing device |
| CN105034661B (en) * | 2015-09-01 | 2017-03-08 | 南京工业职业技术学院 | The demonstration of non-triangle periodic function and image plotting device |
| CN106994855A (en) * | 2017-05-25 | 2017-08-01 | 钦州学院 | Plotter for drawing tangent cutve |
| CN106994855B (en) * | 2017-05-25 | 2018-05-22 | 钦州学院 | For drawing the plotter of tangent cutve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |