CN104985957A - Cam profile and driven member displacement curve bidirectional drawing device - Google Patents
Cam profile and driven member displacement curve bidirectional drawing device Download PDFInfo
- Publication number
- CN104985957A CN104985957A CN201510317524.8A CN201510317524A CN104985957A CN 104985957 A CN104985957 A CN 104985957A CN 201510317524 A CN201510317524 A CN 201510317524A CN 104985957 A CN104985957 A CN 104985957A
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- China
- Prior art keywords
- board
- transmission mechanism
- curve
- drawing board
- driven member
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- 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
- B43L11/00—Non-circular-curve-drawing instruments
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Abstract
The invention provides a cam profile and driven member displacement curve bidirectional drawing device which comprises a main body, a driving mechanism, a first transmission mechanism, a second transmission mechanism, a first drawing board, a second drawing board, a cam board, a curve board and a drawing mechanism, wherein the driving mechanism drives the first drawing board or the cam board to rotate through the first transmission mechanism, and drives the second drawing board or the curve board to move horizontally through the second transmission mechanism synchronously; the drawing mechanism is provided with a guide groove, a motion block, a cross rod, a vertical rod and a drawing pen; the guide groove is formed in the main body; the motion block moves in the vertical direction along the guide groove; the vertical rod is arranged at the motion block; the motion block and the vertical rod move synchronously; and the vertical rod and the first drawing board or the cam board are arranged in a centered manner. The device has the benefits that with the combination of the matching of the first drawing board and the drawing mechanism with the curve board, and the matching of the drawing mechanism and the curve board with the cam board and the matching of the cam board and the drawing mechanism with the second drawing board, the correspondence of a cam profile and a curve board profile is displayed visually.
Description
Technical field
The present invention relates to drawing technique field, particularly a kind of cam contour and the two-way drawing apparatus of driven member displacement curve.
Background technology
In the teaching of cam mechanism, the most complicated is paint correlation curve by reversal process, as the cam angle in most advanced and sophisticated straight push disc cam mechanism and push rod displacement relation curve and draw cam contour according to push rod displacement curve.Model action demonstration cam mechanism teaching aid not relevant in the market.In the process of study, seem very abstract, student's indigestion is grasped.
Summary of the invention
In order to solve above-mentioned existing technical problem, the invention provides a kind of cam contour and the two-way drawing apparatus of driven member displacement curve, it realizes the camming movement of cam mechanism and the drafting of push rod displacement relation curve.
The present invention solves above-mentioned existing technical problem, a kind of cam contour and the two-way drawing apparatus of driven member displacement curve are provided, comprise main body, also comprise driving mechanism, the first transmission mechanism, the second transmission mechanism, the first drawing board, the second drawing board, lobe plate, curve ruler and drawing mechanism; Described driving mechanism rotates through described first transmission mechanism with described first drawing board or described lobe plate, moves horizontally with described second drawing board or described curve ruler through described second transmission mechanism, rotate with move horizontally synchronous; Described drawing mechanism has guide groove, motion block, cross bar, montant and paintbrush; Described guide groove is arranged at described main body, and described motion block moves along described guide groove at vertical direction; Described montant is arranged at described motion block, described motion block and described montant synchronizing moving, and described montant and described first drawing board or described lobe plate are arranged the heart; Described motion block has the first installation position, and described montant has the second installation position, and described paintbrush can be selected to be arranged at described first installation position or described second installation position.
Further improvement of the present invention is as described below.
Described first transmission mechanism rotates with described first drawing board, and corresponding described second transmission mechanism moves with described curve ruler; Described cross bar is arranged at described first installation position, described paintbrush is arranged at described second installation position, the drawing surface that described cross bar is overlapped in the curved surface of described curve ruler, described paintbrush is connected to described first drawing board.
Described cross bar has a pulley, the curved face contact of described pulley and described curve ruler.
Described first transmission mechanism rotates with described lobe plate, and corresponding described second transmission mechanism moves with described second drawing board; Described paintbrush is arranged at described first installation position, the curved surface that described paintbrush is connected to the drawing surface of described second drawing board, described montant is connected to described lobe plate.
Described montant has a ball, the curved face contact of described ball and described lobe plate.
Described driving mechanism is a turning handle.
Described first transmission mechanism is the screw mandrel and nut that cooperatively interact.
Described second transmission mechanism is gear train.
Compared to prior art, the invention has the beneficial effects as follows: the first transmission mechanism rotates with the first drawing board or lobe plate, second transmission mechanism moves horizontally with the second drawing board or described curve ruler, rotate with move horizontally synchronous, coordinate with the second drawing board in conjunction with the first drawing board, the coordinating of drawing mechanism and curve ruler, lobe plate, drawing mechanism, thus the corresponding relation of visualize cam profile and curve ruler outline line.
Accompanying drawing explanation
Fig. 1 is the structural representation of cam contour of the present invention and driven member displacement curve two-way drawing apparatus first drawing board homologous thread plate.
Fig. 2 is the decomposing schematic representation of Fig. 1.
Fig. 3 is cam contour of the present invention and the structural representation of corresponding second drawing board of driven member displacement curve two-way drawing apparatus lobe plate.
Fig. 4 is the decomposing schematic representation of Fig. 3.
| Main body 1 | Driving mechanism 2 |
| First transmission mechanism 3 | Second transmission mechanism 4 |
| First drawing board 5 | Second drawing board 6 |
| Lobe plate 7 | Curve ruler 8 |
| Guide groove 91 | Motion block 92 |
| Cross bar 93 | Montant 94 |
| Paintbrush 95 |
Detailed description of the invention
Illustrate below in conjunction with accompanying drawing and detailed description of the invention the present invention is further described.
As shown in Figures 1 to 4, a kind of cam contour and the two-way drawing apparatus of driven member displacement curve, comprise main body 1, driving mechanism 2, first transmission mechanism 3, second transmission mechanism 4, first drawing board 5, second drawing board 6, lobe plate 7, curve ruler 8 and drawing mechanism.Main body 1 provides installation foundation, and driving mechanism 2 provides power source.Driving mechanism 2 rotates with the first drawing board 5 or lobe plate 7 through the first transmission mechanism 3, move horizontally with the second drawing board 6 or curve ruler 8 through the second transmission mechanism 4, rotates and moves horizontally synchronous, ensureing the corresponding relation of its theory.Drawing mechanism has guide groove 91, motion block 92, cross bar 93, montant 94 and paintbrush 95.Guide groove 91 is arranged at main body 1, and motion block 92 moves along guide groove 91 at vertical direction; Montant 94 is arranged at motion block 92, motion block 92 and montant 94 synchronizing moving, and montant 94 and the first drawing board 5 or lobe plate 7 pairs of hearts are arranged; Motion block 92 has the first installation position, montant 94 has the second installation position, paintbrush 95 can be selected to be arranged at the first installation position or the second installation position, namely can draw corresponding cam profile according to curve ruler 8, also can draw corresponding curve wheel profile according to lobe plate 7.First transmission mechanism 3 rotates with the first drawing board 5 or lobe plate 7, second transmission mechanism 4 moves horizontally with the second drawing board 6 or curve ruler 8, rotate with move horizontally synchronous, coordinate with the second drawing board 6 in conjunction with the first drawing board 5, the coordinating of drawing mechanism and curve ruler 8, lobe plate 7, drawing mechanism, thus the corresponding relation of visualize cam profile and curve ruler 8 outline line.
Show see Fig. 1 and Fig. 2, the first transmission mechanism 3 rotates with the first drawing board 5, and the second corresponding transmission mechanism 4 moves with curve ruler 8; Cross bar 93 is arranged at the first installation position, paintbrush 95 is arranged at the second installation position, the drawing surface that cross bar 93 is overlapped in the curved surface of curve ruler 8, paintbrush 95 is connected to the first drawing board 5, now, can draw corresponding cam profile according to curve ruler 8.Move along the bent plate of curve ruler 8 to be conducive to cross bar 93, cross bar 93 of the present invention has a pulley, the curved face contact of pulley and curve ruler 8.
Show see Fig. 3 and Fig. 4, the first transmission mechanism 3 rotates with lobe plate 7, and the second corresponding transmission mechanism 4 moves with the second drawing board 6; Paintbrush 95 is arranged at the first installation position, and paintbrush 95 is connected to the curved surface that drawing is surperficial, montant 94 is connected to lobe plate 7 of the second drawing board 6, now, can draw corresponding curve wheel profile according to lobe plate 7.In order to be conducive to ensureing that montant 94 is connected to the curved surface of lobe plate 7 always, montant 94 of the present invention has a ball, the curved face contact of ball and lobe plate 7.
Driving mechanism 2 of the present invention is a turning handle, the power driving mechanism 2 that this area also can be adopted to know know.Meanwhile, the first transmission mechanism 3 is the screw mandrel that cooperatively interacts and nut, and the second transmission mechanism 4 is gear train, other mechanism that this area also can be adopted to know know.
Above content is in conjunction with concrete preferred embodiment further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (8)
1. cam contour and the two-way drawing apparatus of driven member displacement curve, comprises main body, it is characterized in that: also comprise driving mechanism, the first transmission mechanism, the second transmission mechanism, the first drawing board, the second drawing board, lobe plate, curve ruler and drawing mechanism;
Described driving mechanism rotates through described first transmission mechanism with described first drawing board or described lobe plate, moves horizontally with described second drawing board or described curve ruler through described second transmission mechanism, rotate with move horizontally synchronous;
Described drawing mechanism has guide groove, motion block, cross bar, montant and paintbrush; Described guide groove is arranged at described main body, and described motion block moves along described guide groove at vertical direction;
Described montant is arranged at described motion block, described motion block and described montant synchronizing moving, and described montant and described first drawing board or described lobe plate are arranged the heart;
Described motion block has the first installation position, and described montant has the second installation position, and described paintbrush can be selected to be arranged at described first installation position or described second installation position.
2. cam contour according to claim 1 and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described first transmission mechanism rotates with described first drawing board, and corresponding described second transmission mechanism moves with described curve ruler; Described cross bar is arranged at described first installation position, described paintbrush is arranged at described second installation position, the drawing surface that described cross bar is overlapped in the curved surface of described curve ruler, described paintbrush is connected to described first drawing board.
3. cam contour according to claim 2 and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described cross bar has a pulley, the curved face contact of described pulley and described curve ruler.
4. cam contour according to claim 1 and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described first transmission mechanism rotates with described lobe plate, and corresponding described second transmission mechanism moves with described second drawing board; Described paintbrush is arranged at described first installation position, the curved surface that described paintbrush is connected to the drawing surface of described second drawing board, described montant is connected to described lobe plate.
5. cam contour according to claim 4 and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described montant has a ball, the curved face contact of described ball and described lobe plate.
6. the cam contour according to claim 1 to 5 any one and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described driving mechanism is a turning handle.
7. the cam contour according to claim 1 to 5 any one and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described first transmission mechanism is the screw mandrel and nut that cooperatively interact.
8. the cam contour according to claim 1 to 5 any one and the two-way drawing apparatus of driven member displacement curve, is characterized in that: described second transmission mechanism is gear train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317524.8A CN104985957B (en) | 2015-06-10 | 2015-06-10 | Cam contour and the two-way drawing apparatus of driven member displacement curve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510317524.8A CN104985957B (en) | 2015-06-10 | 2015-06-10 | Cam contour and the two-way drawing apparatus of driven member displacement curve |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104985957A true CN104985957A (en) | 2015-10-21 |
| CN104985957B CN104985957B (en) | 2017-07-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510317524.8A Expired - Fee Related CN104985957B (en) | 2015-06-10 | 2015-06-10 | Cam contour and the two-way drawing apparatus of driven member displacement curve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104985957B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291656A (en) * | 2015-11-04 | 2016-02-03 | 福建省泉州市培元中学 | Curve surveying instrument, drawing method and measuring method |
| CN106956538A (en) * | 2017-04-27 | 2017-07-18 | 钦州学院 | Difunctional formula cam locus plotter |
| CN113799522A (en) * | 2021-09-17 | 2021-12-17 | 浙江理工大学 | Manual accurate drawing gauge for cam profiling curve |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130126045A1 (en) * | 2011-11-18 | 2013-05-23 | Robert Bosch Gmbh | Coping Cut Guide Fixture |
| CN103978815A (en) * | 2014-05-17 | 2014-08-13 | 金华职业技术学院 | Hand-operated cam mechanism characteristic-curve drawing instrument |
| US20140315158A1 (en) * | 2013-04-17 | 2014-10-23 | Henry Wischusen, III | Paper Craft Tool |
| CN104299508A (en) * | 2014-10-24 | 2015-01-21 | 西安科技大学 | Cam profile curve plotting demonstration instrument |
| CN204123858U (en) * | 2014-08-06 | 2015-01-28 | 温斌荣 | A kind of teaching aid for demonstrating layout of cam profile principle and process thereof |
-
2015
- 2015-06-10 CN CN201510317524.8A patent/CN104985957B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130126045A1 (en) * | 2011-11-18 | 2013-05-23 | Robert Bosch Gmbh | Coping Cut Guide Fixture |
| US20140315158A1 (en) * | 2013-04-17 | 2014-10-23 | Henry Wischusen, III | Paper Craft Tool |
| CN103978815A (en) * | 2014-05-17 | 2014-08-13 | 金华职业技术学院 | Hand-operated cam mechanism characteristic-curve drawing instrument |
| CN204123858U (en) * | 2014-08-06 | 2015-01-28 | 温斌荣 | A kind of teaching aid for demonstrating layout of cam profile principle and process thereof |
| CN104299508A (en) * | 2014-10-24 | 2015-01-21 | 西安科技大学 | Cam profile curve plotting demonstration instrument |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105291656A (en) * | 2015-11-04 | 2016-02-03 | 福建省泉州市培元中学 | Curve surveying instrument, drawing method and measuring method |
| CN106956538A (en) * | 2017-04-27 | 2017-07-18 | 钦州学院 | Difunctional formula cam locus plotter |
| CN106956538B (en) * | 2017-04-27 | 2018-09-04 | 钦州学院 | Difunctional formula cam locus plotter |
| CN113799522A (en) * | 2021-09-17 | 2021-12-17 | 浙江理工大学 | Manual accurate drawing gauge for cam profiling curve |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104985957B (en) | 2017-07-11 |
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