CN102305599A - Tire section structure surveying instrument and method - Google Patents
Tire section structure surveying instrument and method Download PDFInfo
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- CN102305599A CN102305599A CN201110130685A CN201110130685A CN102305599A CN 102305599 A CN102305599 A CN 102305599A CN 201110130685 A CN201110130685 A CN 201110130685A CN 201110130685 A CN201110130685 A CN 201110130685A CN 102305599 A CN102305599 A CN 102305599A
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- 238000010586 diagram Methods 0.000 claims abstract description 9
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- 239000004744 fabric Substances 0.000 claims description 12
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Abstract
The invention discloses a tire section structure surveying instrument and a tire section structure surveying method. The tire section structure surveying instrument comprises a two-dimensional measurement mechanism and an image processing and controlling mechanism, wherein the two-dimensional measurement mechanism comprises a stander, a base, a transparent scanning platform, a tire section clamp and a scanning component; the stander is arranged on the base; the transparent scanning platform is arranged above the stander; the scanning component is arranged below the transparent scanning platform; the tire section clamp is arranged above the transparent scanning platform; and the scanning component is electrically connected with the image processing and controlling mechanism. The surveying method comprises the following steps that: the scanning component shoots a tire section arranged on the transparent scanning platform according to a photographic route; and the image processing and controlling mechanism splices each acquired image and performs computer-aided design (CAD) conversion. The tire section structure surveying instrument is novel equipment in the field of tire measurement and is applicable to tire section detection and section structure data analysis, so that a profile diagram of the tire section, a steel wire distribution diagram and a rubber layer distribution diagram can be acquired accurately; and data is provided for design and detection of the tire section.
Description
Technical field
The present invention relates to the technical field of mapping of tire section structure, particularly a kind of tire section structure surveying instrument and mapping method.
Background technology
At present, for the drawings section structure, generally be to predict airtyred shape, thereby reliable basis be provided for the tire section structure Design through finite element analysis.The tire section structure mainly comprises tire section profile diagram, distribution of material figure and steel wire distribution plan etc.; Common way is that tire section is cut down; Adopt manual method drawings section structure; The tire section profile diagram then be through mould lean against retouch on the tyre contour outline or obtain with gypsum, wherein distribution of material figure and steel wire distribution plan are through the gage measuring acquisition.Traditional this measuring method measuring speed is slow, and measuring accuracy is not high yet, must preserve the material object of a large amount of tire sections simultaneously in the measuring process, and this has just strengthened it and has measured cost.
Summary of the invention
The objective of the invention is to overcome the deficiency of prior art, the tire section structure that a kind of measuring speed is very fast and measuring accuracy is higher surveying instrument is provided.
Another object of the present invention is to provide a kind of tire section structure mapping method of realizing through above-mentioned surveying instrument, this method is simple to operation, and measuring accuracy is also high.
Technical scheme of the present invention is: a kind of tire section structure surveying instrument; Comprise two-dimensional measurement mechanism and Flame Image Process and control gear; Two-dimensional measurement mechanism comprises frame, base, transparent scanning platform, tire section anchor clamps and scan components; Frame is fixed on the base; The frame top is provided with transparent scanning platform; Scan components is located at transparent scanning platform below, and the tire section anchor clamps are located at transparent scanning platform top, and scan components and Flame Image Process and control gear are electrically connected.
Said two-dimensional measurement mechanism also comprises surveying instrument casing and cover; The surveying instrument casing side of being shape structure; Frame, base, transparent scanning platform, tire section anchor clamps and scan components are located at the surveying instrument interior respectively, and surveying instrument casing top is provided with the cover of sealing usefulness.Other building block of two-dimensional measurement mechanism can be sealed in the surveying instrument casing through surveying instrument casing and cover, can effectively prevent the influence to measurement result such as dust, effectively improve measuring accuracy.
Said tire section anchor clamps comprise guide securement assembly and two clamp assemblies; Two clamp assemblies are located at the two ends of guide securement assembly respectively; Each clamp assemblies comprises clamp head, regulating arm and support; The regulating arm two ends are provided with clamp head and support respectively, and support is fixedly connected with the guide securement assembly.
Wherein, in said each clamp assemblies, clamp head comprises handle, spring, setting nut cover, regulating shaft and magnet; Setting nut cover periphery is connected with regulating arm; Spring is located in the setting nut cover and is placed in handle end, and handle end contacts with regulating shaft, and the regulating shaft bottom is provided with magnet; Said guide securement assembly comprises adjusting screw(rod), the axis of guide, runner handle and holder; Holder comprises base plate and two side plates being located at the base plate two ends; The adjusting screw(rod) two ends are connected with biside plate respectively; Adjusting screw(rod) one end also is provided with the runner handle; The axis of guide is located at the adjusting screw(rod) below and two ends are connected with the biside plate of holder respectively, and the base plate of holder is provided with dip stick; In said each clamp assemblies, support comprises bracket base and bearing, and bracket base top is connected with regulating arm, and bracket base passes through bearing and is connected with adjusting screw(rod) in the guide securement assembly, is connected with the axis of guide below the bracket base.
In the tire section anchor clamps, clamp head adopts the magnet attracts tire section, can effectively avoid clamp head section to be caused the interference of image; Moving of tire section is also convenient, can realize through the handle of regulating turning handle and clamp head; The position of under the situation of magnet attracts tire section, adjusting tire section through the handle and the turning handle of clamp head relies on dip stick to measure the rim of the mouth size, and it is measured accurately.
Said scan components comprises light source; The telecentric mirror head; The CCD camera; Horizontal line slideway; Vertical line slideway; Horizontal stepper motor and vertical stepper motor; Vertically line slideway is fixed on the base; Laterally line slideway is located at vertical line slideway top; Vertically line slideway is provided with laterally line slideway is vertical; Horizontal stepper motor is located at horizontal line slideway one end; Vertically stepper motor is located at vertical line slideway one end; The CCD camera is located at horizontal line slideway top; The telecentric mirror head is located at CCD camera top, and light source is located at telecentric mirror head top and is shone to transparent scanning platform; CCD camera, horizontal stepper motor and vertical stepper motor are electrically connected with Flame Image Process and control gear respectively.
Said Flame Image Process and control gear comprise computing machine, display and controller, and display is connected with computing machine respectively with controller, and controller also is connected with CCD camera, horizontal stepper motor and vertical stepper motor respectively; Be provided with image processing module, automatic control module and CAD conversion module in the computing machine, the input end of image processing module is connected with the CCD camera, and the output terminal of image processing module is connected with the CAD conversion module, and automatic control module is connected with controller.
The material of said transparent scanning platform is a scanner glass.
In the said structure; The size of each building block of two-dimensional measurement mechanism can design according to the actual size of tire section to be measured; Especially transparent scanning platform; Its size generally can adopt following two kinds of sizes: as the high wide size≤400 * 500mm of tire section, the length and width of transparent scanning platform are of a size of 400 * 500mm; As the high wide size≤900 * 800mm of tire section, the length and width of transparent scanning platform are of a size of 900 * 800mm.
The present invention can realize a kind of tire section structure mapping method through above-mentioned surveying instrument, may further comprise the steps:
(1) opens cover,, adopt the tire section anchor clamps that tire section is clipped, and be positioned on the transparent scanning platform according to the specification rim size of tire to be measured;
(2) cover that closes; Open light source, this moment, light source illuminated tire section from the below, and the tire section image images on the CCD camera from the telecentric mirror head; The tire section image setting shooting path that controller obtains according to the CCD camera, and the data delivery in the path of will making a video recording is given computing machine;
(3) set initial point; The CCD camera is transferred to the initial point place; According to the shooting path; Automatic control module in the computing machine drives horizontal stepper motor or vertical stepper motor respectively through controller; Make CCD camera, telecentric mirror head and light source transversely line slideway or vertically line slideway move to each tracing point in each shooting path; Then the tire section of corresponding tracing point is taken, and each width of cloth image that will obtain is delivered to computing machine;
(4) image processing module of computing machine splices processing with each width of cloth image that step (3) obtains, and forms the tire section image of view picture, and flows to the CAD conversion module, after the CAD conversion module carries out conversion processing, forms output of CAD form or preservation;
(5) after shooting finishes, close light source, take out tire section and get final product.
In the said step (2), the setting in shooting path is the tire section image that controller obtains according to the CCD camera, through checking the pixel grey scale at tire section edge, thereby confirms the tire section profile and confirms the shooting path according to the tire section profile.
In the said step (3), automatic control module to the control procedure of CCD camera is: detect the CCD camera earlier and whether be in origin position, if do not exist, then the CCD camera is transferred to the initial point place; If the CCD camera has been positioned at the initial point place, then begin from initial point, the CCD camera is taken according to the shooting path of having set, and the shooting up to the shooting path finishes or manual work midway stops to take.
In the said step (4); Image processing module to the detailed process that each width of cloth image splices processing is: each width of cloth image mosaic that earlier step (3) is obtained is overall profile figure; Consider ripple then; Confirm tire section and background characteristics according to gray threshold; Isolate the profile diagram of tire section; Carry out binaryzation again, carry out match at last, obtain the tire section image of view picture and flow to the CAD conversion module.
The course of work of CAD conversion module is specially: judge earlier during conversion that each line segment of forming the tire section image is straight-line segment or arc section, if straight-line segment then gets final product according to the function call of straight-line segment, if arc section then carries out according to following order:
1) center of circle with arc section is a true origin, adopts the decimal system to confirm the radius of arc section, the radius angle of arc section starting point and the radius angle of arc section terminating point;
2), arc section is carried out CAD transform according to the central coordinate of circle value, arc section radius, the radius angle of arc section starting point and the radius angle of arc section terminating point that obtain.
The present invention has following beneficial effect with respect to prior art:
This tire section structure surveying instrument is the new equipment of tire field of measurement; This equipment is applicable to that the tire section of tire design, research and manufacturing enterprise etc. detects and the section structure data analysis; Can obtain profile diagram, steel wire distribution plan and the glue-line distribution plan of tire section more exactly through this surveying instrument, for tire section designs and detection provides data.
In this tire section structure surveying instrument CCD camera, telecentric mirror head and light source are become one, and adopt surveying instrument casing and cover to seal, can effectively prevent of the influence of impurity such as dust, make mapping precision higher measuring process.
Description of drawings
Fig. 1 is the structural representation of this tire section structure surveying instrument.
Fig. 2 is the structural representation of tire section anchor clamps in this tire section structure surveying instrument.
Fig. 3 is the structural representation of single clamp assemblies on the A direction among Fig. 2.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is done further detailed description, but embodiment of the present invention is not limited thereto.
Embodiment
A kind of tire section structure of present embodiment surveying instrument; Its structure as shown in Figure 1; Comprise two-dimensional measurement mechanism and Flame Image Process and control gear; Two-dimensional measurement mechanism comprises frame 1, base 2, transparent scanning platform 3, tire section anchor clamps 4 and scan components; Frame 1 is fixed on the base 2; Frame 1 top is provided with transparent scanning platform 3; Scan components is located at transparent scanning platform 3 belows; Tire section anchor clamps 4 are located at transparent scanning platform 3 tops, and scan components and Flame Image Process and control gear are electrically connected.
Two-dimensional measurement mechanism also comprises surveying instrument casing 5 and cover 6; Surveying instrument casing 5 side's of being shape structures; Frame 1, base 2, transparent scanning platform 3, tire section anchor clamps 4 and scan components are located at surveying instrument casing 5 inside respectively, and surveying instrument casing 5 tops are provided with the cover 6 of sealing usefulness.Other building block of two-dimensional measurement mechanism can be sealed in the surveying instrument casing 5 through surveying instrument casing 5 and cover 6, can effectively prevent the influence to measurement result such as dust, effectively improve measuring accuracy.
As shown in Figure 2; The tire section anchor clamps comprise guide securement assembly and two clamp assemblies; Two clamp assemblies are located at the two ends of guide securement assembly respectively; As shown in Figure 3; Each clamp assemblies comprises clamp head, regulating arm 7 and support; Regulating arm 7 two ends are provided with clamp head and support respectively, and support is fixedly connected with the guide securement assembly.
Wherein, In each clamp assemblies; Clamp head comprises handle 8, spring 9, setting nut cover 10, regulating shaft 11 and magnet 12; Setting nut overlaps 10 peripheries and is connected with regulating arm 7; Spring 9 is located in the setting nut cover 10 and is placed in handle 8 ends; Handle 8 ends contact with regulating shaft 11, and regulating shaft 11 bottoms are provided with magnet 12; The guide securement assembly comprises adjusting screw(rod) 13, the axis of guide 14, runner handle 15 and holder 16; Holder 16 comprises base plate 17 and two side plates 18 being located at the base plate two ends; Adjusting screw(rod) 13 two ends are connected with biside plate 18 respectively; Adjusting screw(rod) 13 1 ends also are provided with runner handle 15; The axis of guide 14 is located at adjusting screw(rod) 13 belows and two ends are connected with the biside plate 18 of holder respectively, and the base plate 17 of holder is provided with dip stick 32; In each clamp assemblies, support comprises bracket base 19 and bearing 20, and bracket base 19 tops are connected with regulating arm 7, and bracket base 19 passes through bearing 20 and is connected with adjusting screw(rod) 13 in the guide securement assembly, and bracket base 19 belows are connected with the axis of guide 14.
In the tire section anchor clamps, clamp head adopts magnet 12 to hold tire section, can effectively avoid clamp head section to be caused the interference of image; Moving of tire section is also convenient, can realize through the handle 8 of regulating turning handle 15 and clamp head; The position of under the situation of magnet attracts tire section, adjusting tire section through the handle and the turning handle of clamp head relies on dip stick 32 to measure the rim of the mouth size, and it is measured accurately.
As shown in Figure 1; Scan components comprises light source 21; Telecentric mirror head 22; CCD camera 23; Horizontal line slideway 24; Vertical line slideway 25; Horizontal stepper motor 26 and vertical stepper motor 27; Vertically line slideway 25 is fixed on the base 2; Laterally line slideway 24 is located at vertical line slideway 25 tops; Vertically line slideway 25 and horizontal line slideway 24 vertical settings; Horizontal stepper motor 26 is located at horizontal line slideway 24 1 ends; Vertically stepper motor 27 is located at vertical line slideway 27 1 ends; CCD camera 23 is located at horizontal line slideway 24 tops; Telecentric mirror head 22 is located at CCD camera 23 tops, and light source 21 is located at telecentric mirror head 22 tops and is shone to transparent scanning platform 3; CCD camera 23, horizontal stepper motor 26 and vertical stepper motor 27 are electrically connected with Flame Image Process and control gear respectively.
Flame Image Process and control gear comprise computing machine 28, display 29 and controller 30, and display 29 is connected with computing machine 28 respectively with controller 30, and controller 30 also is connected with CCD camera 23, horizontal stepper motor 26 and vertical stepper motor 27 respectively; Be provided with image processing module, automatic control module and CAD conversion module in the computing machine 28, the input end of image processing module is connected with the CCD camera, and the output terminal of image processing module is connected with the CAD conversion module, and automatic control module is connected with controller.
The material of transparent scanning platform 3 is a scanner glass.
In the said structure; The size of each building block of two-dimensional measurement mechanism can design according to the actual size of tire section to be measured; Especially transparent scanning platform 3; Its size generally can adopt following two kinds of sizes: as the high wide size≤400 * 500mm of tire section, the length and width of transparent scanning platform are of a size of 400 * 500mm; As the high wide size≤900 * 800mm of tire section, the length and width of transparent scanning platform are of a size of 900 * 800mm.
Present embodiment can be realized a kind of tire section structure mapping method through above-mentioned surveying instrument, may further comprise the steps:
(1) opens cover 6,, adopt the tire section anchor clamps that tire section 31 is clipped, and be positioned on the transparent scanning platform 3 according to the specification rim size of tire to be measured;
(2) cover 6 that closes; Open light source 21; This moment, light source 21 illuminated tire section 31 from the below; The tire section image images on the CCD camera 23 from telecentric mirror head 22; The tire section image setting shooting path that controller 30 obtains according to CCD camera 23, and the data delivery in the path of will making a video recording is given computing machine 28;
(3) set initial point; CCD camera 23 is transferred to the initial point place; According to the shooting path; Automatic control module in the computing machine drives horizontal stepper motor 26 or vertical stepper motor 27 respectively through controller 30; Make CCD camera 23, telecentric mirror head 22 and light source 21 transversely line slideway 24 or vertically line slideway 25 move to each tracing point in each shooting path; Then the tire section of corresponding tracing point is taken, and each width of cloth image that will obtain is delivered to computing machine;
(4) image processing module of computing machine splices processing with each width of cloth image that step (3) obtains, and forms the tire section image of view picture, and flows to the CAD conversion module, after the CAD conversion module carries out conversion processing, forms output of CAD form or preservation;
(5) after shooting finishes, close light source 21, take out tire section 31 and get final product.
In the said step (2), the setting in shooting path is the tire section image that controller obtains according to the CCD camera, through checking the pixel grey scale at tire section edge, thereby confirms the tire section profile and confirms the shooting path according to the tire section profile.
In the said step (3), automatic control module to the control procedure of CCD camera is: detect the CCD camera earlier and whether be in origin position, if do not exist, then the CCD camera is transferred to the initial point place; If the CCD camera has been positioned at the initial point place, then begin from initial point, the CCD camera is taken according to the shooting path of having set, and the shooting up to the shooting path finishes or manual work midway stops to take.
In the said step (4); Image processing module to the detailed process that each width of cloth image splices processing is: each width of cloth image mosaic that earlier step (3) is obtained is overall profile figure; Consider ripple then; Confirm tire section and background characteristics according to gray threshold; Isolate the profile diagram of tire section; Carry out binaryzation again, carry out match at last, obtain the tire section image of view picture and flow to the CAD conversion module.
The course of work of CAD conversion module is specially: judge earlier during conversion that each line segment of forming the tire section image is straight-line segment or arc section, if straight-line segment then gets final product according to the function call of straight-line segment, if arc section then carries out according to following order:
1) center of circle with arc section is a true origin, adopts the decimal system to confirm the radius of arc section, the radius angle of arc section starting point and the radius angle of arc section terminating point;
2), arc section is carried out CAD transform according to the central coordinate of circle value, arc section radius, the radius angle of arc section starting point and the radius angle of arc section terminating point that obtain.
As stated, just can realize the present invention preferably, the foregoing description is preferred embodiment of the present invention only, is not to be used for limiting practical range of the present invention; Be that all equalizations of doing according to content of the present invention change and modification, all contained by claim of the present invention scope required for protection.
Claims (10)
1. tire section structure surveying instrument; It is characterized in that; Comprise two-dimensional measurement mechanism and Flame Image Process and control gear; Two-dimensional measurement mechanism comprises frame, base, transparent scanning platform, tire section anchor clamps and scan components; Frame is fixed on the base, and the frame top is provided with transparent scanning platform, and scan components is located at transparent scanning platform below; The tire section anchor clamps are located at transparent scanning platform top, and scan components and Flame Image Process and control gear are electrically connected.
2. tire section structure surveying instrument according to claim 1; It is characterized in that; Said two-dimensional measurement mechanism also comprises surveying instrument casing and cover; The surveying instrument casing side of being shape structure; Frame, base, transparent scanning platform, tire section anchor clamps and scan components are located at the surveying instrument interior respectively, and surveying instrument casing top is provided with the cover of sealing usefulness.
3. tire section structure surveying instrument according to claim 1; It is characterized in that; Said tire section anchor clamps comprise guide securement assembly and two clamp assemblies; Two clamp assemblies are located at the two ends of guide securement assembly respectively; Each clamp assemblies comprises clamp head, regulating arm and support; The regulating arm two ends are provided with clamp head and support respectively, and support is fixedly connected with the guide securement assembly.
4. tire section structure surveying instrument according to claim 3; It is characterized in that; In said each clamp assemblies; Clamp head comprises handle, spring, setting nut cover, regulating shaft and magnet; Setting nut cover periphery is connected with regulating arm; Spring is located in the setting nut cover and is placed in handle end, and handle end contacts with regulating shaft, and the regulating shaft bottom is provided with magnet; Said guide securement assembly comprises adjusting screw(rod), the axis of guide, runner handle and holder; Holder comprises base plate and two side plates being located at the base plate two ends; The adjusting screw(rod) two ends are connected with biside plate respectively; Adjusting screw(rod) one end also is provided with the runner handle; The axis of guide is located at the adjusting screw(rod) below and two ends are connected with the biside plate of holder respectively, and the base plate of holder is provided with dip stick; In said each clamp assemblies, support comprises bracket base and bearing, and bracket base top is connected with regulating arm, and bracket base passes through bearing and is connected with adjusting screw(rod) in the guide securement assembly, is connected with the axis of guide below the bracket base.
5. tire section structure surveying instrument according to claim 1; It is characterized in that; Said scan components comprises light source; The telecentric mirror head; The CCD camera; Horizontal line slideway; Vertical line slideway; Horizontal stepper motor and vertical stepper motor; Vertically line slideway is fixed on the base; Laterally line slideway is located at vertical line slideway top; Vertically line slideway is provided with laterally line slideway is vertical; Horizontal stepper motor is located at horizontal line slideway one end; Vertically stepper motor is located at vertical line slideway one end; The CCD camera is located at horizontal line slideway top; The telecentric mirror head is located at CCD camera top, and light source is located at telecentric mirror head top and is shone to transparent scanning platform; CCD camera, horizontal stepper motor and vertical stepper motor are electrically connected with Flame Image Process and control gear respectively.
6. tire section structure surveying instrument according to claim 5; It is characterized in that; Said Flame Image Process and control gear comprise computing machine, display and controller; Display is connected with computing machine respectively with controller, and controller also is connected with CCD camera, horizontal stepper motor and vertical stepper motor respectively; Be provided with image processing module, automatic control module and CAD conversion module in the computing machine, the input end of image processing module is connected with the CCD camera, and the output terminal of image processing module is connected with the CAD conversion module, and automatic control module is connected with controller.
7. tire section structure surveying instrument according to claim 1 is characterized in that the material of said transparent scanning platform is a scanner glass.
8. realize a kind of tire section structure mapping method according to each said surveying instrument of claim 1～7, it is characterized in that, may further comprise the steps:
(1) opens cover,, adopt the tire section anchor clamps that tire section is clipped, and be positioned on the transparent scanning platform according to the specification rim size of tire to be measured;
(2) cover that closes; Open light source, this moment, light source illuminated tire section from the below, and the tire section image images on the CCD camera from the telecentric mirror head; The tire section image setting shooting path that controller obtains according to the CCD camera, and the data delivery in the path of will making a video recording is given computing machine;
(3) set initial point; The CCD camera is transferred to the initial point place; According to the shooting path; Automatic control module in the computing machine drives horizontal stepper motor or vertical stepper motor respectively through controller; Make CCD camera, telecentric mirror head and light source transversely line slideway or vertically line slideway move to each tracing point in each shooting path; Then the tire section of corresponding tracing point is taken, and each width of cloth image that will obtain is delivered to computing machine;
(4) image processing module of computing machine splices processing with each width of cloth image that step (3) obtains, and forms the tire section image of view picture, and flows to the CAD conversion module, after the CAD conversion module carries out conversion processing, forms output of CAD form or preservation;
(5) after shooting finishes, close light source, take out tire section and get final product.
9. tire section structure mapping method according to claim 8; It is characterized in that; In the said step (2); The setting in shooting path is the tire section image that controller obtains according to the CCD camera; Through checking the pixel grey scale at tire section edge, thereby confirm the tire section profile and confirm the shooting path according to the tire section profile.
10. tire section structure mapping method according to claim 8; It is characterized in that in the said step (3), automatic control module to the control procedure of CCD camera is: detect the CCD camera earlier and whether be in origin position; If do not exist, then the CCD camera is transferred to the initial point place; If the CCD camera has been positioned at the initial point place, then begin from initial point, the CCD camera is taken according to the shooting path of having set, and the shooting up to the shooting path finishes or manual work midway stops to take;
In the step (4); Image processing module to the detailed process that each width of cloth image splices processing is: each width of cloth image mosaic that earlier step (3) is obtained is overall profile figure; Consider ripple then; Confirm tire section and background characteristics according to gray threshold; Isolate the profile diagram of tire section; Carry out binaryzation again, carry out match at last, obtain the tire section image of view picture and flow to the CAD conversion module;
The course of work of CAD conversion module is: judge earlier during conversion that each line segment of forming the tire section image is straight-line segment or arc section, if straight-line segment then gets final product according to the function call of straight-line segment, if arc section then carries out according to following order:
1) center of circle with arc section is a true origin, adopts the decimal system to confirm the radius of arc section, the radius angle of arc section starting point and the radius angle of arc section terminating point;
2), arc section is carried out CAD transform according to the central coordinate of circle value, arc section radius, the radius angle of arc section starting point and the radius angle of arc section terminating point that obtain.
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| CN 201110130685 CN102305599B (en) | 2011-05-19 | 2011-05-19 | Tire section structure surveying instrument and method |
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| CN 201110130685 CN102305599B (en) | 2011-05-19 | 2011-05-19 | Tire section structure surveying instrument and method |
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| CN104834885A (en) * | 2015-05-11 | 2015-08-12 | 无锡弘宜智能科技有限公司 | Online automatic tire barcode scanning device |
| CN104880156A (en) * | 2015-06-05 | 2015-09-02 | 贵州航天精工制造有限公司 | Method for measuring large R value by using CAD technology |
| CN106769324A (en) * | 2017-01-13 | 2017-05-31 | 正新橡胶（中国）有限公司 | A kind of detection method of tire supporting material nonwoven fabric from filaments |
| CN106769112A (en) * | 2017-02-04 | 2017-05-31 | 哈尔滨工大泰铭科技有限公司 | The one reverse restoring method of meridian line tyre structure |
| CN106839931A (en) * | 2016-08-05 | 2017-06-13 | 通力轮胎有限公司 | A kind of tire section measuring instrument and measuring method |
| CN108759683A (en) * | 2018-05-24 | 2018-11-06 | 佛山拾念科技有限公司 | A kind of Mechanical Parts Size plotting board and its method |
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| CN111638215A (en) * | 2020-06-04 | 2020-09-08 | 苏州乐佰图信息技术有限公司 | Image acquisition device based on telecentric lens |
| CN113188403A (en) * | 2021-05-08 | 2021-07-30 | 赛轮集团股份有限公司 | Tire section measuring workbench |
| CN113865504A (en) * | 2021-08-31 | 2021-12-31 | 建大橡胶（中国）有限公司 | Method for improving tire section scanning image precision |
| CN113945163A (en) * | 2021-09-07 | 2022-01-18 | 通力轮胎有限公司 | Inflatable tire section scanning device and method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5174151A (en) * | 1990-08-24 | 1992-12-29 | The Yokohama Rubber Co., Ltd. | Apparatus for measuring ground-contacting portion of tire tread |
| JPH0783630A (en) * | 1993-06-30 | 1995-03-28 | Bridgestone Corp | Measurement method of cross section of tread of tire |
| JPH07174528A (en) * | 1993-12-20 | 1995-07-14 | Yokohama Rubber Co Ltd:The | Measurement method for cross sectional shape of tire |
| CN102016499A (en) * | 2008-05-01 | 2011-04-13 | 株式会社普利司通 | Device and method for measuring object to be measured having hollow circular cylindrical shape, and device for inspecting external appearance of tire |
| CN202074951U (en) * | 2011-05-19 | 2011-12-14 | 广州华工百川科技股份有限公司 | Tyre cross section structure mapper |
-
2011
- 2011-05-19 CN CN 201110130685 patent/CN102305599B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5174151A (en) * | 1990-08-24 | 1992-12-29 | The Yokohama Rubber Co., Ltd. | Apparatus for measuring ground-contacting portion of tire tread |
| JPH0783630A (en) * | 1993-06-30 | 1995-03-28 | Bridgestone Corp | Measurement method of cross section of tread of tire |
| JPH07174528A (en) * | 1993-12-20 | 1995-07-14 | Yokohama Rubber Co Ltd:The | Measurement method for cross sectional shape of tire |
| CN102016499A (en) * | 2008-05-01 | 2011-04-13 | 株式会社普利司通 | Device and method for measuring object to be measured having hollow circular cylindrical shape, and device for inspecting external appearance of tire |
| CN202074951U (en) * | 2011-05-19 | 2011-12-14 | 广州华工百川科技股份有限公司 | Tyre cross section structure mapper |
Non-Patent Citations (2)
| Title |
|---|
| 欧阳徕: "轮胎断面轮廓重构关键技术研究", 《CNKI中国优秀硕士学位论文全文数据库》 * |
| 郭修芹 等: "轮胎胎面断面在线检测***研究", 《橡塑技术与装备》 * |
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| CN104834885A (en) * | 2015-05-11 | 2015-08-12 | 无锡弘宜智能科技有限公司 | Online automatic tire barcode scanning device |
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| CN109416243A (en) * | 2016-02-12 | 2019-03-01 | ***机械***有限公司 | Tyre bead measuring system |
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| CN106839931A (en) * | 2016-08-05 | 2017-06-13 | 通力轮胎有限公司 | A kind of tire section measuring instrument and measuring method |
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| CN106769112A (en) * | 2017-02-04 | 2017-05-31 | 哈尔滨工大泰铭科技有限公司 | The one reverse restoring method of meridian line tyre structure |
| CN108759683A (en) * | 2018-05-24 | 2018-11-06 | 佛山拾念科技有限公司 | A kind of Mechanical Parts Size plotting board and its method |
| CN111638215A (en) * | 2020-06-04 | 2020-09-08 | 苏州乐佰图信息技术有限公司 | Image acquisition device based on telecentric lens |
| CN113188403A (en) * | 2021-05-08 | 2021-07-30 | 赛轮集团股份有限公司 | Tire section measuring workbench |
| CN113188403B (en) * | 2021-05-08 | 2022-04-26 | 赛轮集团股份有限公司 | Tire section measuring workbench |
| CN113865504A (en) * | 2021-08-31 | 2021-12-31 | 建大橡胶（中国）有限公司 | Method for improving tire section scanning image precision |
| CN113865504B (en) * | 2021-08-31 | 2024-03-26 | 建大橡胶（中国）有限公司 | Method for improving tire section scanning image precision |
| CN113945163A (en) * | 2021-09-07 | 2022-01-18 | 通力轮胎有限公司 | Inflatable tire section scanning device and method |
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