CN105787202A - Method for rapidly processing CAD (computer aided design) electronic drawing of satellite protection cover on basis of automatic cutting table requirement - Google Patents
Method for rapidly processing CAD (computer aided design) electronic drawing of satellite protection cover on basis of automatic cutting table requirement Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04842—Selection of displayed objects or displayed text elements
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0484—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range
- G06F3/04845—Interaction techniques based on graphical user interfaces [GUI] for the control of specific functions or operations, e.g. selecting or manipulating an object, an image or a displayed text element, setting a parameter value or selecting a range for image manipulation, e.g. dragging, rotation, expansion or change of colour
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T11/00—2D [Two Dimensional] image generation
- G06T11/20—Drawing from basic elements, e.g. lines or circles
- G06T11/206—Drawing of charts or graphs
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Abstract
The invention discloses a method for rapidly processing a CAD (computer aided design) electronic drawing of a satellite protection cover on the basis of an automatic cutting table requirement. When an automatic cutting table is used for cutting images in the CAD electronic drawing, the CAD electronic drawing is required to meet the requirement of automatic cutting table operating software; according to the method, the CAD electronic drawing can be rapidly amended on the basis of secondary development of AutoCAD, and the automatic cutting table operating software is enabled to perform fault-free recognition on the images. The method mainly adopts four modules including a color extraction module, a line segment integration module, a contour closing module and a round and cross change-point module, wherein the color extraction module can be used for extracting and reserving graphs with one or more colors and deleting graphs or characters with other colors; the line segment integration module is used for integrating line segments with overlapping part or endpoint connection in a straight line to form one line segment; the contour closing module is used for performing closure detection on outer contours of the graphs and performing closing processing; the round and cross change-point module is used for performing change-point processing on round and cross shapes in a certain size range, and a point position is the round center and an intersection point of the cross. With the adoption of the method, the problem of low processing efficiency of the CAD electronic drawing in a satellite protection cover manufacturing process is solved, and the manufacturing capacity of the satellite protection cover is improved.
Description
Technical field
The present invention relates to a kind of satellite protective cover CAD electronic drawing immediate processing method based on automatization's cutting demand, the method may be directly applied to satellite protective cover and makes field.
Background technology
Automatic cutting bed carry out in the satellite protective cover course of processing utilizing; owing to satellite protective cover CAD Electronic Design drawing internal information is numerous; and automatic cutting bed operation software can only identify the figure needing to cut; therefore CAD electronic drawing cannot meet the instructions for use of automatic cutting bed operation software, it is necessary to it is modified.AutoCAD use existing capability craft revisions on drawings process complicated, and due to the cutting software particularity to graphics request, find in the market without optimizing software targetedly by investigating, therefore according to the requirement to electronic drawing of the automatic cutting bed operation software, by AutoCAD is carried out secondary development targetedly, increase functional module, figure is quickly processed, to reach to improve the purpose for the treatment of effeciency and quality.
Summary of the invention
A kind of satellite protective cover CAD electronic drawing immediate processing method based on automatization's cutting demand, it is characterised in that said method comprising the steps of:
Step one: the satellite protective cover CAD electronic drawing based on automatization's cutting demand is quickly processed AutoCAD secondary development software and is loaded into AutoCAD; then AutoCAD is used to open the satellite protective cover CAD electronic drawing needing editor; analyze and it is revised as the electronic drawing meeting automatization's cutting demand by artwork; electronic chart only leaves the figure needing cutting; and graphic outer contour closing; any line segment of composition figure can not have lap; needing the location application point labelling of punching, labelling needs the operation carried out；
Step 2: by color extraction step; the lines of difference in functionality can be used different colors to make a distinction by satellite protective cover CAD electronic drawing; solid line is green; boost line yellow; owing to lines are numerous, in AutoCAD, manual efficiency of selection is low, by the lines that color extraction needs; all the other lines are automatically deleted, can quickly retain required figure；AutoCAD is carried out secondary development; disposable some color figures are provided to choose function and all the other color pattern deleting functions; the form that several colors commonly used for satellite protective cover CAD electronic drawing are chosen with dialog box is supplied to operator; choose the color of the figure needing extraction; software will change color figure by the rgb value of figure and choose, and click deletion by the figure of all the other colors or information deletion；
Step 3:
Line segment integration step, in drawing CAD electronic drawing process, possibly be present at the situation that should be to repeat to draw a plurality of line segment on the position of a line segment, cutting software None-identified, need to be revised as a line segment, in revisions on drawings process, this type of situation is difficult to find, this software module can be passed through and automatically detect the line segment point-blank having lap or end points to connect, it is changed into an independent line segment, by analyzing the relative coordinate of every two adjacent segments, judge whether on the same line it, whether there is intersection, if being chosen, and two end points that the end points of this two lines section lie farthest away is new line segment are integrated, original two lines section is replaced；
Step 4:
Profile closes detecting step; careless omission due to designer; satellite protective cover graphic outer contour is likely to not close; automatic cutting bed operation software None-identified; this software module can be passed through and automatically detect the closure of outline, the coordinate of outermost layer line segment is detected, it is judged that successively whether it coincidence of head and the tail coordinate; if there is misaligned situation, two lines Duan Jun is chosen；
Step 5:
Circle and cross height step, in satellite protective cover CAD electronic drawing drawing process, the circular hole of below Φ 5mm is represented with circular or " cross " shape, the circular hole of below Φ 5mm is completed to make by automatization's cutting by punching, and puncture motion identification point, operator uses circle and cross height module, input range data can be passed through, software is automatically by selected to the circle (diameter) in this size range and " cross " shape (length of two line segments of composition cross), and identify its coordinate, when clicking height operation, former circle is deleted by software automatically with cross, and at the position of intersecting point graphical pointv at the center of circle and " cross "；
Step 6: being preserved by the satellite protective cover CAD electronic drawing after processing, this drawing meets automatization's cutting software subsequent treatment condition；
Wherein, step 2 to step 4 needs successively same electronic chart to be processed, and step 5 can carry out at arbitrary steps, jointly complete the process to figure in steps, be automatization's discernible figure of cutting software by primary electron drawing processing.
The invention solves in satellite protective cover manufacturing process, the problem that CAD electronic drawing treatment effeciency is low, improve the making ability of satellite protective cover.
Accompanying drawing explanation
Fig. 1 is satellite protective cover CAD electronic chart before amendment.
Fig. 2 is the target drawing that Fig. 1 Satellite protective cover CAD electronic chart needs to change into, i.e. the recognizable drawing of automatic cutting bed operation software.
Fig. 3 is by the drawing formed after color extraction lines to CAD electronic drawing
Fig. 4 is the line segment point-blank having lap or end points to connect
Fig. 5 is the line segment that the line segment in Fig. 4 is integrally formed
Fig. 6 is outline not closed figure
Fig. 7 is the figure after the not closed figure in Fig. 6 is modified
Detailed description of the invention
Below in conjunction with accompanying drawing, the satellite protective cover CAD electronic drawing immediate processing method based on automatization's cutting demand is further described.
The satellite protective cover CAD electronic drawing immediate processing method based on automatization's cutting demand of the present invention is by realizing with lower module
1) by color extraction module
The lines of difference in functionality can be used different colors to make a distinction by satellite protective cover CAD electronic drawing; solid line is green; boost line yellow; owing to lines are numerous; in AutoCAD, manual efficiency of selection is low; by the lines that color extraction needs, all the other lines are automatically deleted, can quickly retain required figure；AutoCAD is carried out secondary development; disposable some color figures are provided to choose function and all the other color pattern deleting functions; the form that several colors commonly used for satellite protective cover CAD electronic drawing are chosen with dialog box is supplied to operator; choose the color of the figure needing extraction; software will change color figure by the rgb value of figure and choose, and click deletion by the figure of all the other colors or information deletion.
As shown in Figure 1; before amendment, satellite protective cover CAD electronic chart information is more; including illustrative word, mark, local structural graph etc.; but automatic cutting bed operation software only need to identify needs the figure that cuts, i.e. figure as shown in Figure 2, owing to needing the figure cut to be same color (mostly being green); therefore can pass through by color extraction line segment; quickly obtaining the figure needed, by other information deletions, a step forms figure shown in Fig. 3；
2) line segment integrates module
Line segment integration step, in drawing CAD electronic drawing process, possibly be present at the situation that should be to repeat to draw a plurality of line segment on the position of a line segment, cutting software None-identified, need to be revised as a line segment, in revisions on drawings process, this type of situation is difficult to find, this software module can be passed through and automatically detect the line segment point-blank having lap or end points to connect, it is changed into an independent line segment, by analyzing the relative coordinate of every two adjacent segments, judge whether on the same line it, whether there is intersection, if being chosen, and two end points that the end points of this two lines section lie farthest away is new line segment are integrated, original two lines section is replaced.
The figure extracted is detected, finds the line segment point-blank having lap or end points to connect, as shown in Figure 4, line segment A1B1With line segment A2B2There is A2B1Intersection, and A2B2With A3B3B2And A3Overlap, form end points and connect.This type of situation cannot be identified by cutting operation software, by line segment in software integrate module can this type of line segment of fast searching, and be revised as the line segment A shown in Fig. 51B3；
3) graphic outer contour is carried out closure detection, and carry out sealing treatment
Profile closes detecting step; careless omission due to designer; satellite protective cover graphic outer contour is likely to not close; automatic cutting bed operation software None-identified; this software module can be passed through and automatically detect the closure of outline, the coordinate of outermost layer line segment is detected, it is judged that successively whether it coincidence of head and the tail coordinate; if there is misaligned situation, two lines Duan Jun is chosen.
Satellite protective cover CAD electronic chart can often occur the outline not encapsulation situations as shown in line segment two ends, Fig. 6 the top, cause automatic cutting bed operation software None-identified graphic outer contour.Being broadly divided into termination prominent and have two kinds of gap, the size prominent due to often termination and gap are less, it is impossible to the naked eye quickly identify, by software detection and carry out sealing treatment, are revised as figure shown in Fig. 7；
4) circle within the scope of certain size and " cross " shape are carried out height process
Circle and cross height step, in satellite protective cover CAD electronic drawing drawing process, the circular hole of below Φ 5mm is represented with circular or " cross " shape, the circular hole of below Φ 5mm is completed to make by automatization's cutting by punching, and puncture motion identification point, operator uses circle and cross height module, input range data can be passed through, software is automatically by selected to the circle (diameter) in this size range and " cross " shape (length of two line segments of composition cross), and identify its coordinate, when clicking height operation, former circle is deleted by software automatically with cross, and at the position of intersecting point graphical pointv at the center of circle and " cross ".
In satellite protective cover CAD electronic drawing drawing process, the circular hole of below Φ 5mm is represented with circular or " cross " shape, as it is shown on figure 3, the circular hole of below Φ 5mm is completed to make by automatization's cutting by punching, and puncture motion identification point.By input range data, the circle within the scope of certain size and " cross " shape being carried out height operation automatically, the position of point is the intersection point of round center and " cross ", it is not necessary to circle or " cross " shape of punching still retain, as shown in Figure 2.
Although above the specific embodiment of the present invention being given detailed description and explanation; but it should be noted that; above-mentioned embodiment can be carried out various equivalence according to the conception of the present invention and change and amendment by us; function produced by it still without departing from description and accompanying drawing contain spiritual time, all should within protection scope of the present invention.
Claims (5)
1. the satellite protective cover CAD electronic drawing immediate processing method based on automatization's cutting demand, it is characterised in that said method comprising the steps of:
Step one: the satellite protective cover CAD electronic drawing based on automatization's cutting demand is quickly processed AutoCAD secondary development software and is loaded into AutoCAD; then AutoCAD is used to open the satellite protective cover CAD electronic drawing needing editor; analyze and it is revised as the electronic drawing meeting automatization's cutting demand by artwork; electronic chart only leaves the figure needing cutting; and graphic outer contour closing; any line segment of composition figure can not have lap; needing the location application point labelling of punching, labelling needs the operation carried out；
Step 2: by color extraction step,
The lines of difference in functionality can be used different colors to make a distinction by satellite protective cover CAD electronic drawing, and solid line is green, and all the other lines, by the lines that color extraction needs, are automatically deleted by boost line yellow, quickly retains required figure；AutoCAD is carried out secondary development; disposable some color figures are provided to choose function and all the other color pattern deleting functions; the form that several colors commonly used for satellite protective cover CAD electronic drawing are chosen with dialog box is supplied to operator; choose the color of the figure needing extraction; color figure will be changed by the rgb value of figure to choose, and click and delete the figure of all the other colors or information deletion；
Step 3:
Line segment integration step,
In drawing CAD electronic drawing process, the position of a line segment repeats to draw the situation of a plurality of line segment, cutting software None-identified, need to be revised as a line segment, automatic detection point-blank has the line segment that lap or end points connect, it is changed into an independent line segment, by analyzing the relative coordinate of every two adjacent segments, judge whether on the same line it, whether there is intersection, if being chosen, and two end points that the end points of this two lines section lie farthest away is new line segment are integrated, original two lines section is replaced；
Step 4:
Profile closes detecting step,
Careless omission due to designer; satellite protective cover graphic outer contour is likely to not close; automatic cutting bed operation software None-identified; this software module can be passed through and automatically detect the closure of outline; the coordinate of outermost layer line segment is detected; judging its whether successively head and the tail coordinate coincidence, if there is misaligned situation, two lines Duan Jun being chosen；
Step 5:
Circle and cross height step,
In satellite protective cover CAD electronic drawing drawing process; the circular hole of below Φ 5mm is represented with circular or " cross " shape; the circular hole of below Φ 5mm is completed to make by automatization's cutting by punching; and puncture motion identification point; operator uses circle and cross height module; input range data can be passed through; circle in this size range and " cross " shape are selected by software automatically; and identify its coordinate; when clicking height operation; former circle is deleted by software automatically with cross, and at the position of intersecting point graphical pointv at the center of circle and " cross "；
Step 6: being preserved by the satellite protective cover CAD electronic drawing after processing, this drawing meets automatization's cutting software subsequent treatment condition；
Wherein, step 2 to step 4 needs successively same electronic chart to be processed, and step 5 can carry out at arbitrary steps, jointly complete the process to figure in steps, be automatization's discernible figure of cutting software by primary electron drawing processing.
2. method according to claim 1, it is characterised in that in advance some color settings are gone out tick boxes by color extraction module, operator, by choosing color, leaves the figure of needs, by the pattern deleting of all the other colors.
3. method according to claim 1, it is characterized in that, line segment is integrated the function of module and is divided into detection and merges two parts, when " detection " key clicked in dialog box, software automatically identifies all problematic line segments, and it is displayed as selected state, when clicking " merging " key, line segment is integrated.
4. method according to claim 1, it is characterized in that, the function of profile closed module is divided into detection and closes two parts, when " detection " key clicked in dialog box, software automatically identifies all centres two lines section jaggy, and it is displayed as selected state, when clicking " closing " key, profile is closed.
5. method according to claim 1, it is characterized in that, circle and cross height module have detection, execution and range values input function, can inputting two numerals, by diameter circle in scope, or " cross " that line segment length is in scope detects, and it is displayed as selected state, when clicking " execution " key, being changed into a little, the position of point is the intersection point of round center and " cross ".
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Cited By (6)
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| CN107038273A (en) * | 2016-11-22 | 2017-08-11 | 拓卡奔马机电科技有限公司 | It is cutting control method and system based on GDI in computer system, automatic cutting bed |
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| CN108708080A (en) * | 2018-06-06 | 2018-10-26 | 北京卫星环境工程研究所 | A kind of satellite protective cover single needle quilting track electronic chart rapid generation |
| CN111813043A (en) * | 2020-07-31 | 2020-10-23 | 东莞市中泰模具股份有限公司 | Method for checking safe distance from tooth hole to edge, storage medium and CNC machine tool |
| CN112560171A (en) * | 2020-12-04 | 2021-03-26 | 赛轮集团股份有限公司 | Automatic forward-wrapping design method for tire half parts based on AutoCAD |
| CN112719631A (en) * | 2020-12-21 | 2021-04-30 | 天津长荣科技集团股份有限公司 | Method for editing, dividing and exporting data of laser die cutting design |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107038273A (en) * | 2016-11-22 | 2017-08-11 | 拓卡奔马机电科技有限公司 | It is cutting control method and system based on GDI in computer system, automatic cutting bed |
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| CN108708080B (en) * | 2018-06-06 | 2020-08-28 | 北京卫星环境工程研究所 | Rapid generation method of satellite protective cover single-needle quilting track electronic map |
| CN111813043A (en) * | 2020-07-31 | 2020-10-23 | 东莞市中泰模具股份有限公司 | Method for checking safe distance from tooth hole to edge, storage medium and CNC machine tool |
| CN112560171A (en) * | 2020-12-04 | 2021-03-26 | 赛轮集团股份有限公司 | Automatic forward-wrapping design method for tire half parts based on AutoCAD |
| CN112560171B (en) * | 2020-12-04 | 2022-04-29 | 赛轮集团股份有限公司 | Automatic forward-wrapping design method for tire half parts based on AutoCAD |
| CN112719631A (en) * | 2020-12-21 | 2021-04-30 | 天津长荣科技集团股份有限公司 | Method for editing, dividing and exporting data of laser die cutting design |
| CN112719631B (en) * | 2020-12-21 | 2023-01-20 | 天津长荣科技集团股份有限公司 | Method for editing, dividing and exporting data of laser die cutting design |
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