CN106383979A - Concentric oval hole forming method of multilayer overlapping different-curvature circular arc web plate - Google Patents
Concentric oval hole forming method of multilayer overlapping different-curvature circular arc web plate Download PDFInfo
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- CN106383979A CN106383979A CN201611053229.7A CN201611053229A CN106383979A CN 106383979 A CN106383979 A CN 106383979A CN 201611053229 A CN201611053229 A CN 201611053229A CN 106383979 A CN106383979 A CN 106383979A
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- 238000000034 method Methods 0.000 title claims abstract description 25
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 53
- 239000010959 steel Substances 0.000 claims abstract description 53
- 230000007935 neutral effect Effects 0.000 claims abstract description 27
- 238000005520 cutting process Methods 0.000 claims abstract description 26
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 239000002365 multiple layer Substances 0.000 claims description 9
- 239000010410 layer Substances 0.000 claims description 5
- 238000004364 calculation method Methods 0.000 claims description 3
- 238000006243 chemical reaction Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000013507 mapping Methods 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 241000256848 Apis florea Species 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
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- Mathematical Analysis (AREA)
- Computer Hardware Design (AREA)
- Evolutionary Computation (AREA)
- General Engineering & Computer Science (AREA)
- Computational Mathematics (AREA)
- Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
- Drilling And Boring (AREA)
Abstract
The invention relates to a concentric oval hole forming method of a multilayer overlapping different-curvature circular arc web plate. The method is characterized in that through lofting, the oval center point and the outline of a steel plate neutral layer are determined through mapping software; the oval center point and the outline after the mapping are converted to an outer skin of the steel plate, and patterns are artificially drawn; through programming software, a numerical control cutter is used for cutting; the goal of forming four-row nine-line gradually varied crossing angle concentric circle oval holes in the eight-layer different-curvature overlapping circular arc web plate can be achieved. Compared with the prior art, the concentric oval hole forming method has the beneficial effects that the hole forming positioning accuracy can be ensured; the appearance outline is accurate; the concentric degree of the multilayer hole is high; common production equipment is used; the production cost is reduced; the production resources are saved; the work efficiency is high, and is 5 to 7 times of that of the precise machining equipment; the operation is simple; convenience is realized; the implementation is easy; the requirements on environment are low. The direct precise positioning can be directly realized on the steel plate; the later-stage construction is convenient.
Description
Technical field
The invention belongs to workpiece line perforate field, the different curvature circular arc web of more particularly, to a kind of multiple-layer stacked ellipse with one heart
Circular hole boring method.
Background technology
In the engineering such as extensive high-level structure and highway bridge, the steel construction main body at underground position needs and concrete knot
Structure combines, and thus has substantial amounts of reinforcing bar to need the main body section through steel construction.In order to ensure structure safety it is desirable to
The reinforced hole that steel construction main body is opened will have high concentricity and accuracy.Traditional boring method is the diameter of expanded hole, machinery
Processing, live perforate, it cannot be guaranteed that the accuracy of perforate, there are a large amount of defects, affect structure in the surface of perforate to these methods
Safety.Or perforate is costly, the stock number of consuming is big.Patent documentation publication number 201610281691.6 discloses one
The boring method planting curved panel piece is it is characterised in that comprise the steps of：Using graphics software, solid surface plate surface is prolonged
Transform into planar graph, according to 1：The aperture segment that 1 ratio prints in planar graph obtains hole pattern, and hole pattern is covered in
Perforate is carried out on curved panel piece.The boring method of curved panel piece of the present invention replaces line with the method pasting plane hole pattern.
Actual simply a kind of method amplifying sample.
In view of the steel plate of multilamellar different curvature is needed ensure with one heart could be by the requirement of reinforcing bar simultaneously.To multilayer steel plates
Requirement concentricity high, bore size and status requirement accurate.Therefore architecture production unit existing perforate precision urgently to be resolved hurrily low,
The technical problem that deviation is big, producing cost is high.
Content of the invention
It is an object of the invention to overcoming the shortcomings of above-mentioned technology, and provide a kind of multiple-layer stacked different curvature circular arc web
Concentration ellipse hole boring method, it may ensure that the accurate positioning of perforate, appearance profile is accurate；The concentricity of perforated is high, behaviour
Make simple and easy to do, both can guarantee that quality, efficiency can be improved again.
The present invention for achieving the above object, employs the following technical solutions：A kind of different curvature circular arc web of multiple-layer stacked same
Heart elliptical aperture boring method, is characterized in that：Determine the elliptical center point of steel plate neutral line using mapping software by Lofting Calculation
And outline；Elliptical center point after drawing and outline are converted and be manually drawn as figure on the crust of steel plate；By programming
Software is cut using numerical control cutting machine, and it is same that realization opens the four row nine row gradual change angle of cut on eight layers of different curvature superposition circular arc web
The elliptical aperture of heart circle, concrete grammar step is as follows：
1) each intersection point of steel plate neutral line and reinforcing bar is determined by mapping software；
2) arc length of steel plate neutral line between intersection point is measured by mapping software；
3) pass through mapping software to launch steel plate in neutral line according to the length measuring；
4) measure the arc length of the corresponding circular arc web neutral line of reinforcing bar by mapping software, measure each point of intersection reinforcing bar and steel
The angle of plate；
5) with the intersection point of reinforcing bar and steel plate neutral line as the center of circle, with arc length for oval major axis, a diameter of ellipse with reinforcing bar
The short axle of circle, artificial line:In step 3) launch after steel plate correspondence position draw oval, with each point of intersection reinforcing bar and steel plate
Angle is angle of inclination during cutting；
6) adopt step 1) -5) method router draws the anchor point of elliptical aperture on steel plate；
7) elliptic contour is discharged by cutting process by programming software, by miniature numerical control cutting machine to all steel plates one by one
Elliptical aperture is cut, and during cutting, the rifle mouth of cutting machine is transferred to step 4) the point of intersection reinforcing bar and the angle of steel plate that determine carry out
Cutting,.
Described mapping software adopts CAD mapping software.
Described programming software adopts FASTCAM software editing Numerical control cutting program.
Beneficial effect：Compared with prior art, the present invention ensure that the accurate positioning of perforate, and appearance profile is accurate, many
The concentricity in layer hole is high；Using conventional production equipment, reduce producing cost, save the resources of production；High working efficiency, be
5-7 times of accurate machining apparatus production efficiency；Simple to operate, convenient and easy, the requirement to environment is low.The present invention can be in steel
On plate, direct precise positioning, facilitates construction in later period.
Brief description
Fig. 1 is each intersection point schematic diagram of circular arc web neutral line and reinforcing bar；
Fig. 2 is the top view that the present invention needs osseotomy site structure；
Fig. 3 is the information such as the positioning of perforate and profile on steel plate；
Fig. 4 is the schematic diagram measuring the arc length of steel plate neutral line between intersection point；
Fig. 5 is the schematic diagram launching steel plate by neutral line by the length measuring；
Fig. 6 is the partial enlarged drawing measuring point of intersection reinforcing bar and steel plate angle；
Fig. 7 is the schematic diagram at angle of inclination when elliptical aperture and cutting；
Fig. 8 is the elevation that the present invention needs osseotomy site structure.
Specific embodiment
Describe the specific embodiment of the present invention with reference to preferred embodiment in detail.
Refer to accompanying drawing, the present embodiment provides a kind of concentration ellipse hole boring method of multiple-layer stacked different curvature circular arc web,
Determine elliptical center point and the outline of steel plate neutral line using mapping software by Lofting Calculation；By the elliptical center after drawing
Point and outline are converted and are manually drawn as figure on the crust of steel plate；Cut using numerical control cutting machine by programming software,
Realize being superimposed, in eight layers of different curvature, the elliptical aperture that four row nine row gradual change angle of cut concentric circular is opened on circular arc web, concrete grammar step is such as
Under：
1) each intersection point of steel plate neutral line and reinforcing bar is determined by mapping software；
2) arc length of steel plate neutral line between intersection point is measured by mapping software；
3) pass through mapping software to launch steel plate in neutral line according to the length measuring；The expansion of neutral line belongs to this area
The basic general knowledge of technical staff's drawing,
4) measure the arc length of the corresponding circular arc web neutral line of reinforcing bar by mapping software, measure each point of intersection reinforcing bar and steel
The angle of plate；
5) with the intersection point of reinforcing bar and steel plate neutral line as the center of circle, with arc length for oval major axis, a diameter of ellipse with reinforcing bar
The short axle of circle, artificial line:In step 3) launch after steel plate correspondence position draw oval, with each point of intersection reinforcing bar and steel plate
Angle is angle of inclination during cutting；
6) adopt step 1) -5) method router draws the anchor point of elliptical aperture on steel plate；
7) elliptic contour is discharged by cutting process by programming software, the present embodiment programming software adopts FASTCAM software
Editor's Numerical control cutting program, by miniature numerical control cutting machine, to all steel plates, elliptical aperture cuts one by one, will cut during cutting
The rifle mouth of machine is transferred to step 4) the point of intersection reinforcing bar and the angle of steel plate that determine cut,.Cleaved complete elliptical aperture
Every block of steel plate again by the curved circular arc web being pressed into different curvature of design requirement.
Described neutral line refers to the change that material elongates or shortens in the presence of external applied load, is referred to as【Should
Become】, material is in generation【Strain】When, certainly it is：Side extends, and opposite side shortens, and extend and shorten【Should
Variable】To be gradually reduced to material center, until be zero, this dependent variable is that zero longitudinal cross-section is referred to as【Strain neutral layer】.
Programming software editor's cutting process is the basic function that those skilled in the art commonly use, can using basic operation
With, program name is named according to requirement of engineering, such as in engineering, name once has N8-2-1, N8-2-2, N8-2-3,
N8-2-4,N8-2-5,N8-2-6,N8-2-7,N8-2-8.
Operation principle
Take out each intersection point of circular arc web neutral line and reinforcing bar first, due to the thickness problem of web, need to process steel
The impact to elliptic projection line for the plate thickness, by the circumference of the intersection point of neutral line and elliptical aperture, conversion projects to the table of steel plate
Pi Shang, after calculating data above, using the method for artificial setting-out of ruling, by the center of each elliptical aperture and circumference with drawing
Pin is drawn on the epidermis of web, and the positioning work of steel plate is carried out, using CAD mapping software and the establishment of numerical control apis florea cutting machine
Cutting process, draws out each elliptical aperture circumference figure using CAD mapping software, adopts FASTCAM software according to profile diagram
Edit the cutting process in each hole, in the engineering of cutting, operative employee must strict control centre point and contour line and scribe point
To upper, this is to ensure that the key of cut quality, by accurately calculating, meticulous cutting operation, the strict control of every procedure.
Above-mentioned with reference to embodiment, a kind of concentration ellipse hole boring method of the different curvature circular arc web of this multiple-layer stacked is carried out
Detailed description, be illustrative rather than determinate, several embodiments can be included according to limited scope, therefore exist
Without departing from changing and modifications under present general inventive concept, should belong within protection scope of the present invention.
Claims (3)
1. a kind of concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked, is characterized in that：Led to using mapping software
Cross elliptical center point and the outline that Lofting Calculation determines steel plate neutral line；By the elliptical center point after drawing and outline conversion
Figure is manually drawn as on the crust of steel plate；Cut using numerical control cutting machine by programming software, realized in eight layers of different song
Rate is superimposed the elliptical aperture opening four row nine row gradual change angle of cut concentric circular on circular arc web, and concrete grammar step is as follows：
1) each intersection point of steel plate neutral line and reinforcing bar is determined by mapping software；
2) arc length of steel plate neutral line between intersection point is measured by mapping software；
3) pass through mapping software to launch steel plate in neutral line according to the length measuring；
4) measure the arc length of the corresponding circular arc web neutral line of reinforcing bar by mapping software, measure each point of intersection reinforcing bar and steel plate
Angle；
5) with the intersection point of reinforcing bar and steel plate neutral line as the center of circle, with arc length for oval major axis, with a diameter of ellipse of reinforcing bar
Short axle, artificial line:In step 3) launch after steel plate correspondence position draw oval, with the angle of each point of intersection reinforcing bar and steel plate
For angle of inclination during cutting；
6) adopt step 1) -5) method router draws the anchor point of elliptical aperture on steel plate；
7) elliptic contour is discharged by cutting process by programming software, oval one by one to all steel plates by miniature numerical control cutting machine
Hole is cut, and during cutting, the rifle mouth of cutting machine is transferred to step 4) angle of the point of intersection reinforcing bar that determines and steel plate cut
Cut,.
2. the concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked according to claim 1, is characterized in that：
Described mapping software adopts CAD mapping software.
3. the concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked according to claim 1, is characterized in that：
Described programming software adopts FASTCAM software editing Numerical control cutting program.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611053229.7A CN106383979B (en) | 2016-11-25 | 2016-11-25 | The concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611053229.7A CN106383979B (en) | 2016-11-25 | 2016-11-25 | The concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked |
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| Publication Number | Publication Date |
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| CN106383979A true CN106383979A (en) | 2017-02-08 |
| CN106383979B CN106383979B (en) | 2019-08-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201611053229.7A Expired - Fee Related CN106383979B (en) | 2016-11-25 | 2016-11-25 | The concentration ellipse hole boring method of the different curvature circular arc web of multiple-layer stacked |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598350A (en) * | 2017-09-22 | 2018-01-19 | 陕西隆翔停车设备集团有限公司 | It is a kind of with numerical control plasma cutting machine on shaped steel cutting processing method |
| CN108544184A (en) * | 2018-06-07 | 2018-09-18 | 中国船舶重工集团柴油机有限公司 | A kind of positional dissection technique of smoke exhaust pipe irregularly-shaped hole |
| CN114227152A (en) * | 2021-11-25 | 2022-03-25 | 杰瑞石油天然气工程有限公司 | Tubular member and method of machining the same |
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2016
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Patent Citations (4)
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| US7600952B2 (en) * | 2003-10-15 | 2009-10-13 | Tdy Industries, Inc. | Cutting insert for high feed face milling |
| CN101105065A (en) * | 2007-08-08 | 2008-01-16 | 河南大学 | Method for preparing ellipse-like hole honeycomb web plate |
| CN203526636U (en) * | 2013-09-09 | 2014-04-09 | 天津二十冶建设有限公司 | Template for hole making |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107598350A (en) * | 2017-09-22 | 2018-01-19 | 陕西隆翔停车设备集团有限公司 | It is a kind of with numerical control plasma cutting machine on shaped steel cutting processing method |
| CN108544184A (en) * | 2018-06-07 | 2018-09-18 | 中国船舶重工集团柴油机有限公司 | A kind of positional dissection technique of smoke exhaust pipe irregularly-shaped hole |
| CN114227152A (en) * | 2021-11-25 | 2022-03-25 | 杰瑞石油天然气工程有限公司 | Tubular member and method of machining the same |
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| CN106383979B (en) | 2019-08-09 |
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