CN113524953A - Road route simulation drawing device - Google Patents
Road route simulation drawing device Download PDFInfo
- Publication number
- CN113524953A CN113524953A CN202110991459.2A CN202110991459A CN113524953A CN 113524953 A CN113524953 A CN 113524953A CN 202110991459 A CN202110991459 A CN 202110991459A CN 113524953 A CN113524953 A CN 113524953A
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- driven wheel
- screw rod
- lantern ring
- belt
- pen
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- 238000004088 simulation Methods 0.000 title claims abstract description 24
- 238000013507 mapping Methods 0.000 claims abstract description 16
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000013461 design Methods 0.000 claims abstract description 4
- 238000012360 testing method Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 abstract description 10
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000283070 Equus zebra Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- B43L13/00—Drawing instruments, or writing or drawing appliances or accessories not otherwise provided for
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- Road Repair (AREA)
Abstract
The invention relates to the technical field of road mapping, in particular to a road route simulation drawing device, which comprises: the drawing pen is used for drawing a basic design scheme on a drawing; the connecting device is connected with the plotting pen; the transmission device is connected with the connecting device; through the device, can make the mapping process more convenient and accurate, the draft when reducing staff working strength has the efficiency of road mapping.
Description
Technical Field
The invention relates to the technical field of road surveying and mapping, in particular to a road route simulation drawing device.
Background
In recent years, with the rapid development of national economy, roads, especially high-grade roads, are increasingly constructed, and the road mileage is increased year by year. The most important one in the road construction process is road marking, namely, the road marking machine is used for mapping road traffic safety signs such as roads and the like, such as zebra crossings, sidewalks, lanes and the like.
At present, a widely used road marking scheme is that a thin white line is used as a traveling route of a road marking machine, namely a road marking reference line, and the road marking machine can detect and track the thin white line through technologies such as machine vision and the like so as to enable the road marking machine to mark along the thin white line.
The existing method for drawing the road marking reference line mainly adopts a manual method, such as hand-push type marking, and the like, the distance between the reference line and the roadbed needs to be measured at fixed points at intervals, but simulation needs to be carried out on the existing drawing in the actual manufacturing process, and a large error is generated by adopting the manual drawing mode, so that further improvement needs to be made on the basis.
Disclosure of Invention
The present invention is directed to a road route simulation drawing device to solve the problems of the background art.
In order to achieve the purpose, the invention provides the following technical scheme:
a road route simulation drawing device, the road route simulation drawing device comprising:
the drawing pen is used for drawing a basic design scheme on a drawing;
the connecting device is connected with the plotting pen; and the transmission device is connected with the connecting device.
As a further scheme of the invention: the surveying and mapping pen is located at one end of the working plate, the working plate is located at the same side of the surveying and mapping pen, the first motor and the second motor are fixedly connected, one end of the first motor is rotatably connected with the first driving wheel, and one end of the second motor is rotatably connected with the second driving wheel.
As a further scheme of the invention: the connecting device comprises a first screw rod, a second screw rod, a third screw rod and a fourth screw rod, wherein the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are all located on the same side of the plotting pen and are rotationally connected with the working plate.
As a further scheme of the invention: the outer parts of the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are respectively sleeved with a first lantern ring, a second lantern ring, a third lantern ring and a fourth lantern ring, a first connecting rod is fixedly connected between the second lantern ring and the third lantern ring, and a second connecting rod is fixedly connected between the first lantern ring and the fourth lantern ring.
As a further scheme of the invention: the pen is characterized in that a first connecting hole and a second connecting hole are formed in the middle of the test pencil, the first connecting hole and the second connecting hole are respectively in sliding connection with the first connecting rod and the second connecting rod, and a pen core is arranged between the test pencil and the working plate.
As a further scheme of the invention: the transmission device comprises a first driving wheel and a second driving wheel, two ends of a first screw rod are respectively and rotatably connected with a first driven wheel and a eighth driven wheel, the middle of the first screw rod is rotatably connected with a fifth driven wheel, two ends of the second screw rod are respectively and rotatably connected with a second driven wheel and a fourth driven wheel, two ends of the third screw rod are respectively and rotatably connected with a third driven wheel and a seventh driven wheel, and two ends of the fourth screw rod are respectively and rotatably connected with a sixth driven wheel and a ninth driven wheel.
As a further scheme of the invention: the driving wheel I is connected with the driven wheel I through a belt I, the driven wheel II is connected with the driven wheel III through a belt II, the driven wheel IV is connected with the driven wheel VII through a belt III, the driven wheel V is connected with the driven wheel VI through a belt IV, the driving wheel II is connected with the driven wheel VII through a belt V, and the driven wheel eight is connected with the driven wheel nine through a belt VI.
Compared with the prior art, the invention has the beneficial effects that:
the invention relates to a road route simulation drawing device, wherein the existing method for drawing a road marking reference line mainly adopts a manual method, such as hand-push type marking, and the like, the distance between the reference line and a roadbed needs to be measured at fixed points at intervals, but the simulation on the existing drawing is needed in the actual manufacturing process, and the manual drawing mode can generate larger errors, so the road route simulation drawing device is designed:
the first motor and the second motor drive the first driving wheel and the second driving wheel to rotate simultaneously, the first driving wheel drives the first driven wheel to rotate through a belt, the second driving wheel drives the seventh driven wheel to rotate through a belt, the first driven wheel further drives the first screw rod to rotate, the fifth driven wheel and the eighth driven wheel rotate simultaneously, the fifth driven wheel and the eighth driven wheel respectively drive the sixth driven wheel and the ninth driven wheel to rotate simultaneously through a belt, the sixth driven wheel and the ninth driven wheel respectively, so that the first screw rod and the fourth screw rod rotate simultaneously, the seventh driven wheel further drives the third screw rod to rotate simultaneously while the first driven wheel rotates, so that the third driven wheel and the seventh driven wheel rotate simultaneously, the third driven wheel and the seventh driven wheel respectively drive the second driven wheel and the fourth driven wheel to rotate simultaneously through a belt, so that the third screw rod and the second screw rod rotate simultaneously, and because the first screw rod and the fourth screw rod rotate at the same speed, the second screw rod and the third screw rod rotate at the same speed, and then drive lantern ring one and lantern ring four and slide along the syntropy and with fast, lantern ring two and lantern ring three slide along the syntropy and with fast, finally drive the mapping pen and carry out road survey and drawing on the workstation, through the device, can make the mapping process more convenient and accurate, the draft when reducing staff working strength has the efficiency of road survey and drawing.
Drawings
Fig. 1 is a schematic structural diagram of a road route simulation drawing device according to the present invention.
FIG. 2 is a schematic diagram of a three-dimensional structure of a surveying and mapping pen of the road route simulation drawing device of the present invention.
Fig. 3 is a schematic view of a part of an enlarged structure of a road route simulation drawing device in fig. 1.
Fig. 4 is a schematic view of a part of an enlarged structure at B in fig. 1 of the road route simulation drawing apparatus according to the present invention.
In the figure: 1-working plate, 2-motor I, 3-driving wheel I, 4-belt I, 5-driven wheel I, 6-screw rod I, 7-screw rod II, 8-driven wheel II, 9-belt II, 10-driven wheel III, 11-screw rod III, 12-lantern ring II, 13-lantern ring III, 14-drawing pen, 141-refill, 142-connecting hole I, 143-connecting hole II, 15-connecting rod I, 16-driven wheel IV, 17-belt III, 18-driven wheel V, 19-belt IV, 20-driven wheel VI, 21-driven wheel VII, 22-belt V, 23-driving wheel II, 24-motor II, 25-driven wheel VIII, 26-belt VI, 27-driven wheel IV, 28-lantern ring IV, 29-lantern ring one, 30-connecting rod two and 31-screw rod four.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
As shown in fig. 1 to 4, in an embodiment of the present invention, a road route simulation drawing apparatus includes:
the drawing pen 14 is used for drawing a basic design scheme on a drawing;
a connecting device connected with the mapping pen 14; and the transmission device is connected with the connecting device, and the device can be higher in accuracy than manual hand-drawing in the process of road surveying and mapping, so that the working strength of workers can be reduced while the degree of mechanization is improved.
The drawing pen 14 is located at one end of the working plate 1, the first motor 2 and the second motor 24 are fixedly connected to the same side, located on the drawing pen 14, of the working plate 1, one end of the first motor 2 is rotatably connected with the first driving wheel 3, one end of the second motor 24 is rotatably connected with the second driving wheel 23, the connecting device comprises a first lead screw 6, a second lead screw 7, a third lead screw 11 and a fourth lead screw 31, the first lead screw 6, the second lead screw 7, the third lead screw 11 and the fourth lead screw 31 are all located on the same side, located on the drawing pen 14, of the working plate 1 and rotatably connected with the same side, a first lantern ring 29, a second lantern ring 12, a third lantern ring 13 and a fourth lantern ring 28 are respectively sleeved outside the first lead screw 6, the second lead screw 7, the third lead screw 11 and the fourth lead screw 31, a first lantern ring 29, a second lantern ring 12, a third lantern ring 13 and a fourth lantern ring 28 are fixedly connected with the connecting rod 15, a second lantern ring 30 is fixedly connected between the first lantern ring 29 and the fourth lantern ring 28, a first connecting hole 142 and a second connecting hole 143 are formed in the middle of the drawing pen 14, the first connecting hole 142 and the second connecting hole 143 are slidably connected with the first connecting rod 15 and the second connecting rod 30 respectively, the transmission device comprises a first driving wheel 3 and a second driving wheel 23, two ends of a first lead screw 6 are rotatably connected with a first driven wheel 5 and a second driven wheel 25 respectively, the middle part of the first lead screw 6 is rotatably connected with a fifth driven wheel 18, two ends of a second lead screw 7 are rotatably connected with a second driven wheel 8 and a fourth driven wheel 16 respectively, two ends of a third lead screw 11 are rotatably connected with a third driven wheel 10 and a seventh driven wheel 21 respectively, two ends of a fourth lead screw 31 are rotatably connected with a sixth driven wheel 20 and a ninth driven wheel 27 respectively, the first driving wheel 3 and the first driven wheel 5 are connected through a first belt 4, the second driven wheel 8 and the third driven wheel 10 are connected through a second belt 9, the fourth driven wheel 16 and the seventh driven wheel 21 are connected through a third belt 17, and the fifth driven wheel 18 and the sixth driven wheel 20 are connected through a fourth belt 19, the driving wheel II 23 is connected with the driven wheel II 21 through a belt V22, the driven wheel eight 25 is connected with the driven wheel nine 27 through a belt VI 26, the driving wheel I3 and the driving wheel II 23 are driven to rotate simultaneously through a motor I2 and a motor II 24, the driving wheel I3 drives the driven wheel I5 to rotate through a belt I4, the driving wheel II 23 drives the driven wheel seven 21 to rotate through the belt V22, the driven wheel I5 further drives the screw rod I6 to rotate, so that the driven wheel five 18 and the driven wheel eight 25 rotate simultaneously, the driven wheel five 18 and the driven wheel eight 25 respectively drive the driven wheel six 20 and the driven wheel nine 27 to rotate simultaneously through a belt IV 19 and a belt VI 26, so that the screw rod I6 and the screw rod IV 31 rotate simultaneously, and the driven wheel seven 21 further drives the screw rod III 11 to rotate simultaneously when the driven wheel I5 rotates, so that the driven wheel III 10 and the driven wheel seven 21 rotate simultaneously, from three 10 and from seven 21 belt drives respectively through two 9 and three 17 belts from two 8 and from four 16 simultaneous rotations of driving wheel, and then make three 11 and two 7 simultaneous rotations of lead screw, because lead screw 6 is the same with four 31 rotational speeds of lead screw, two 7 and three 11 rotational speeds of lead screw are the same, and then drive lantern ring 29 and lantern ring four 28 and slide along the equidirectional and with fast, lantern ring two 12 and lantern ring three 13 slide along the equidirectional and with fast, finally drive survey and drawing pen 14 and carry out road survey and drawing on the workstation, through the device, can make the mapping process more convenient and accurate, the draft when reducing staff working strength has the efficiency of road survey and drawing.
Example 2
The present invention also provides another embodiment, which is different from the above embodiment in that: the pen core 141 is provided between the test pen 14 and the work board 1, and it is possible to facilitate the replacement of the pen core 141 by the worker.
The working principle of the invention is as follows:
in the embodiment, the first driving wheel 3 and the second driving wheel 23 are driven to rotate by the first motor 2 and the second motor 24 simultaneously, the first driving wheel 3 drives the first driven wheel 5 to rotate by the first belt 4, the second driving wheel 23 drives the seventh driven wheel 21 to rotate by the fifth belt 22, the first driven wheel 5 further drives the first lead screw 6 to rotate, so that the fifth driven wheel 18 and the eighth driven wheel 25 simultaneously rotate, the fifth driven wheel 18 and the eighth driven wheel 25 respectively drive the sixth driven wheel 20 and the ninth driven wheel 27 to simultaneously rotate by the fourth belt 19 and the sixth belt 26, so that the first lead screw 6 and the fourth lead screw 31 simultaneously rotate, and the seventh driven wheel 21 further drives the third lead screw 11 to rotate while the first driven wheel 5 rotates, so that the third driven wheel 10 and the seventh driven wheel 21 simultaneously rotate, the third driven wheel 10 and the seventh driven wheel 21 respectively drive the second driven wheel 8 and the fourth driven wheel 16 to simultaneously rotate by the second belt 9 and the third belt 17, and then make three 11 and two 7 simultaneous rotations of lead screw, because lead screw one 6 is the same with four 31 rotational speeds of lead screw, two 7 and three 11 rotational speeds of lead screw are the same, and then drive lantern ring one 29 and lantern ring four 28 and slide along the syntropy and with fast, lantern ring two 12 and lantern ring three 13 slide along the syntropy and with fast, finally drive survey and drawing pen 14 and carry out the road survey and drawing on the workstation, through the device, can make the mapping process more convenient and accurate, the draft when reducing staff working strength has the efficiency of road survey and drawing.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. The utility model provides a road route simulation drawing device which characterized in that: the road route simulation drawing device comprises:
the drawing pen is used for drawing a basic design scheme on a drawing;
the connecting device is connected with the plotting pen; and the transmission device is connected with the connecting device.
2. The road route simulation drawing device according to claim 1, characterized in that: the surveying and mapping pen is located at one end of the working plate, the working plate is located at the same side of the surveying and mapping pen, the first motor and the second motor are fixedly connected, one end of the first motor is rotatably connected with the first driving wheel, and one end of the second motor is rotatably connected with the second driving wheel.
3. The road route simulation drawing device according to claim 1, characterized in that: the connecting device comprises a first screw rod, a second screw rod, a third screw rod and a fourth screw rod, wherein the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are all located on the same side of the plotting pen and are rotationally connected with the working plate.
4. The road route simulation drawing device according to claim 3, characterized in that: the outer parts of the first screw rod, the second screw rod, the third screw rod and the fourth screw rod are respectively sleeved with a first lantern ring, a second lantern ring, a third lantern ring and a fourth lantern ring, a first connecting rod is fixedly connected between the second lantern ring and the third lantern ring, and a second connecting rod is fixedly connected between the first lantern ring and the fourth lantern ring.
5. The road route simulation drawing device according to claim 1 or 2, characterized in that: the pen is characterized in that a first connecting hole and a second connecting hole are formed in the middle of the test pencil, the first connecting hole and the second connecting hole are respectively in sliding connection with the first connecting rod and the second connecting rod, and a pen core is arranged between the test pencil and the working plate.
6. The road route simulation drawing device according to claim 1, characterized in that: the transmission device comprises a first driving wheel and a second driving wheel, two ends of a first screw rod are respectively and rotatably connected with a first driven wheel and a eighth driven wheel, the middle of the first screw rod is rotatably connected with a fifth driven wheel, two ends of the second screw rod are respectively and rotatably connected with a second driven wheel and a fourth driven wheel, two ends of the third screw rod are respectively and rotatably connected with a third driven wheel and a seventh driven wheel, and two ends of the fourth screw rod are respectively and rotatably connected with a sixth driven wheel and a ninth driven wheel.
7. The road route simulation drawing device according to claim 6, characterized in that: the driving wheel I is connected with the driven wheel I through a belt I, the driven wheel II is connected with the driven wheel III through a belt II, the driven wheel IV is connected with the driven wheel VII through a belt III, the driven wheel V is connected with the driven wheel VI through a belt IV, the driving wheel II is connected with the driven wheel VII through a belt V, and the driven wheel eight is connected with the driven wheel nine through a belt VI.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991459.2A CN113524953A (en) | 2021-08-27 | 2021-08-27 | Road route simulation drawing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110991459.2A CN113524953A (en) | 2021-08-27 | 2021-08-27 | Road route simulation drawing device |
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| Publication Number | Publication Date |
|---|---|
| CN113524953A true CN113524953A (en) | 2021-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110991459.2A Pending CN113524953A (en) | 2021-08-27 | 2021-08-27 | Road route simulation drawing device |
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Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB771607A (en) * | 1954-06-23 | 1957-04-03 | Napier & Son Ltd | Machine for locating points on a surface |
| US3763479A (en) * | 1970-12-22 | 1973-10-02 | A Jebb | Computer input/output equipment |
| JPH11105376A (en) * | 1997-10-03 | 1999-04-20 | Hitachi Koki Co Ltd | Printing part-sliding mechanism of recording apparatus and position adjustment method |
| JP2001113756A (en) * | 1999-10-19 | 2001-04-24 | Sharp Corp | Color image recording apparatus |
| CN104511901A (en) * | 2013-09-26 | 2015-04-15 | 陕西亚泰电器科技有限公司 | Intelligent calligraphy mechanical arm |
| CN104742534A (en) * | 2015-04-03 | 2015-07-01 | 江苏浩宇电子科技有限公司 | Writing machine and writing method thereof |
| CN105389060A (en) * | 2015-12-16 | 2016-03-09 | 浙江理工大学 | Writing and drawing apparatus for converting touch input into paper record |
| CN106739692A (en) * | 2017-01-22 | 2017-05-31 | 厦门大学嘉庚学院 | A kind of axle plotter of Table top type two and its application method |
| CN208698289U (en) * | 2018-07-24 | 2019-04-05 | 武汉市测绘研究院 | A kind of building storey height figure intelligence drawing system |
| CN110076786A (en) * | 2018-01-26 | 2019-08-02 | 南京机器人研究院有限公司 | Robot synchronization signatures system |
| CN110076784A (en) * | 2018-01-26 | 2019-08-02 | 南京机器人研究院有限公司 | Robot calligraphy system |
| CN111301033A (en) * | 2019-12-26 | 2020-06-19 | 西京学院 | High-precision drawing instrument for mathematical modeling |
-
2021
- 2021-08-27 CN CN202110991459.2A patent/CN113524953A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB771607A (en) * | 1954-06-23 | 1957-04-03 | Napier & Son Ltd | Machine for locating points on a surface |
| US3763479A (en) * | 1970-12-22 | 1973-10-02 | A Jebb | Computer input/output equipment |
| JPH11105376A (en) * | 1997-10-03 | 1999-04-20 | Hitachi Koki Co Ltd | Printing part-sliding mechanism of recording apparatus and position adjustment method |
| JP2001113756A (en) * | 1999-10-19 | 2001-04-24 | Sharp Corp | Color image recording apparatus |
| CN104511901A (en) * | 2013-09-26 | 2015-04-15 | 陕西亚泰电器科技有限公司 | Intelligent calligraphy mechanical arm |
| CN104742534A (en) * | 2015-04-03 | 2015-07-01 | 江苏浩宇电子科技有限公司 | Writing machine and writing method thereof |
| CN105389060A (en) * | 2015-12-16 | 2016-03-09 | 浙江理工大学 | Writing and drawing apparatus for converting touch input into paper record |
| CN106739692A (en) * | 2017-01-22 | 2017-05-31 | 厦门大学嘉庚学院 | A kind of axle plotter of Table top type two and its application method |
| CN110076786A (en) * | 2018-01-26 | 2019-08-02 | 南京机器人研究院有限公司 | Robot synchronization signatures system |
| CN110076784A (en) * | 2018-01-26 | 2019-08-02 | 南京机器人研究院有限公司 | Robot calligraphy system |
| CN208698289U (en) * | 2018-07-24 | 2019-04-05 | 武汉市测绘研究院 | A kind of building storey height figure intelligence drawing system |
| CN111301033A (en) * | 2019-12-26 | 2020-06-19 | 西京学院 | High-precision drawing instrument for mathematical modeling |
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Application publication date: 20211022 |
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