CN103433559A - Plasma cutting method for high-strength circular steel saw web base body - Google Patents
Plasma cutting method for high-strength circular steel saw web base body Download PDFInfo
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- CN103433559A CN103433559A CN201310357831XA CN201310357831A CN103433559A CN 103433559 A CN103433559 A CN 103433559A CN 201310357831X A CN201310357831X A CN 201310357831XA CN 201310357831 A CN201310357831 A CN 201310357831A CN 103433559 A CN103433559 A CN 103433559A
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Abstract
The invention provides a plasma cutting method for a high-strength circular steel saw web base body. The method includes the steps of drawing a CAD file of the circular saw web base body to be cut, introducing the CAD file through computer auxiliary manufacturing software, generating a CAM file after cleaning, compressing and the like are conducted, manually adding a transition cutting trajectory outside corners of saw tooth tips of a circular saw web, manually adding a cutting trajectory transition guiding line at a cutting-in trajectory starting point of a positioning hole, generating an executable NC code file, downloading the NC code file into a numerical control system of a cutting machine, and controlling super fine plasma to execute cutting through the numerical control system. Super fine plasma cutting is applied to machining of the circular steel saw web base body, therefore, production efficiency of the saw web base body is greatly improved, and production cost is remarkably reduced.
Description
Technical field
The present invention relates to a kind of method for plasma cutting, for the method for plasma cutting of high strength steel circular saw blade matrix.
Background technology
The conventional blade processing technology is: punch press rushes a sawtooth at every turn, has rushed rear manual rotating saw blade location backlash and has pressed next sawtooth.The saw blade that the diameter of take is 1500mm is cut into example, and the time of a punch press technique work sheet saw blade is 25 minutes.Efficiency is very slow, and operation is with artificial 6 people.The user is badly in need of wanting a kind of cost-effective alternative processing technology.
Summary of the invention
The object of the invention is to provide a kind of method for plasma cutting for high strength steel circular saw blade matrix that can improve blades machining efficiency.
To achieve these goals, the present invention is by the following technical solutions:
A kind of method for plasma cutting for high strength steel circular saw blade matrix is characterized in that comprising the following steps:
1) utilize the trace graphics of computer aided design cad Software on Drawing circular saw blade matrix, generate CAD or DXF file
2) utilizing computer-aided manufacturing software is that programming software imports CAD or DAF file, after removing, compress processing, generates the CAM file;
3) utilize programming software manually to add transition cutting track line in the outside, circular saw blade sawtooth wedge angle turning, and manually add the cutting track transition lead wire at the incision track starting point place of locating hole;
4) generate executable numerical control NC code file;
5) the NC code file is downloaded to the cutting machine digital control system;
6) cutting machine digital control system control fine plasma diced system and arc voltage are heightened controller and are realized cutting.
In described method for plasma cutting, the generation method of transition cutting track line comprises the following steps:
1) determine crown bit line segment, circular arc line segment and the crown bit line segment of formation circular saw blade sawtooth and the crown position that the circular arc line segment intersection forms;
2) determine the extended line of crown bit line segment;
3) determine the center of circle of circular arc line segment, and find out the connecting line of the center of circle and crown position, determine the vertical line perpendicular with connecting line;
4) between vertical line and extended line, transition circle is set, this transition circle and vertical line and extended line are tangent;
5) prune away in transition circle near the part of vertical line and extended line, in remaining part, vertical line and the extended line of transition circle, with the tangent line segment of transition circle, formed transition cutting track line.
In described method for plasma cutting, the generation method of cutting track transition lead wire comprises the following steps: adding diameter is half transition roundlet of locating hole, the center of circle that end points is locating hole of transition axis of small circle, another end points of transition axis of small circle is a bit on locating hole, take the center of circle of locating hole is cutting track transition lead wire starting point, counterclockwise the prune away right half part of transition roundlet, the left-half of transition roundlet is the cutting track transition lead wire.
Above-mentioned method for plasma cutting, the transition radius of a circle should be greater than the cutting slot.
Beneficial effect of the present invention:
Realize the cutting processing of circular saw blade matrix with plasma cutting technique, replaced traditional circular saw blade matrix to utilize the processing of Presser Dashing tooth, improved operating efficiency, reduced processing cost.
The accompanying drawing explanation
Fig. 1 is schematic flow sheet of the present invention.
Fig. 2 is that transition cutting track line generates schematic diagram.
Fig. 3 is that the cutting track transition lead wire generates schematic diagram.
The specific embodiment
Below by specific embodiment, the present invention is described in further details, following explanation is only exemplary, does not limit protection scope of the present invention.
With reference to accompanying drawing 1, a kind of method for plasma cutting for high strength steel circular saw blade matrix is characterized in that comprising the following steps:
1) utilize the trace graphics of computer aided design cad Software on Drawing circular saw blade matrix, generate CAD or DXF file;
2) utilizing computer-aided manufacturing software is that programming software imports CAD or DAF file, after removing, compress processing, generates the CAM file;
3) utilize programming software manually to add transition cutting track line in the outside, circular saw blade sawtooth wedge angle turning, and manually add the cutting track transition lead wire at the incision track starting point place of locating hole; The speed smooth transition when effect of transition cutting track line is to make the cutting of circular saw blade sawtooth wedge angle, reduce the plasma cutting arc in the stagnant time stopped of sharp corner, reduce to greatest extent the hot scaling loss of sharp corner, the cutting track transition lead wire can guarantee that the speed of lathe arrival point of penetration reaches the cutting speed of setting, reduces the defect of otch to greatest extent;
4) generate executable numerical control NC code file;
5) the NC code file is downloaded to the cutting machine digital control system;
6) cutting machine digital control system control fine plasma diced system and arc voltage are heightened controller and are realized cutting.
With reference to accompanying drawing 2,
the sawtooth wedge anglethe generation method of transition cutting track line comprises the following steps:
1) determine crown bit line segment L1, circular arc line segment R1 and crown bit line segment L1 and the crossing crown position O1 formed of circular arc line segment R1 that forms the circular saw blade sawtooth;
2) determine the extended line L3 of crown bit line segment;
3) determine the center of circle O2 of circular arc line segment R1, and find out the connecting line L8 of center of circle O2 and crown position O1, determine the vertical line L2 perpendicular with connecting line L8;
4) between vertical line L2 and extended line L3, transition circle is set, this transition circle and vertical line L2 and extended line L3 are tangent, and transition radius of a circle H1 should be greater than the cutting slot;
5) prune away in transition circle near the part of L2 and extended line L3, in remaining part 1, vertical line L2 and the extended line L3 of transition circle, with the tangent line segment 2,3 of transition circle, formed transition cutting track line.Same method can be for the cutting transition of other circular saw blade sawtooth wedge angle, transition cutting track line generation as another crown bit line segment of Fig. 2 L4 and another circular arc line segment R2, another extended line L3, another vertical line L6 and another transition circle have formed transition cutting track line, another transition radius of a circle H2 also should be greater than the cutting slot, and H1 and H2 are the offset of cutting slot.
With reference to accompanying drawing 3,
locating holethe generation method of cutting track transition lead wire comprises the following steps: adding diameter is half transition roundlet b of locating hole a, the center of circle that end points d1 is locating hole of transition axis of small circle, another end points d2 of transition axis of small circle is a bit on locating hole, take the center of circle of locating hole a is cutting track transition lead wire starting point, counterclockwise the prune away right half part b2 of transition roundlet b, the left-half b of transition roundlet is the cutting track transition lead wire.
Claims (4)
1. the method for plasma cutting for high strength steel circular saw blade matrix is characterized in that comprising the following steps:
1) utilize the trace graphics of computer aided design cad Software on Drawing circular saw blade matrix, generate CAD or DXF file
2) utilizing computer-aided manufacturing software is that programming software imports CAD or DAF file, after removing, compress processing, generates the CAM file;
3) utilize programming software manually to add transition cutting track line in the outside, circular saw blade sawtooth wedge angle turning, and manually add the cutting track transition lead wire at the incision track starting point place of locating hole;
4) generate executable numerical control NC code file;
5) the NC code file is downloaded to the cutting machine digital control system;
6) cutting machine digital control system control fine plasma diced system and arc voltage are heightened controller and are realized cutting.
2. method for plasma cutting according to claim 1, it is characterized in that: the generation method of transition cutting track line comprises the following steps:
1) determine crown bit line segment, circular arc line segment and the crown bit line segment of formation circular saw blade sawtooth and the crown position that the circular arc line segment intersection forms;
2) determine the extended line of crown bit line segment;
3) determine the center of circle of circular arc line segment, and find out the connecting line of the center of circle and crown position, determine the vertical line perpendicular with connecting line;
4) between vertical line and extended line, transition circle is set, this transition circle and vertical line and extended line are tangent;
5) prune away in transition circle near the part of vertical line and extended line, in remaining part, vertical line and the extended line of transition circle, with the tangent line segment of transition circle, formed transition cutting track line.
3. according to the described method for plasma cutting of claim 1 or 2, it is characterized in that: the generation method of cutting track transition lead wire comprises the following steps: adding diameter is half transition roundlet of locating hole, the center of circle that end points is locating hole of transition axis of small circle, another end points of transition axis of small circle is a bit on locating hole, take the center of circle of locating hole is cutting track transition lead wire starting point, counterclockwise the prune away right half part of transition roundlet, the left-half of transition roundlet is the cutting track transition lead wire.
4. method for plasma cutting according to claim 2, it is characterized in that: the transition radius of a circle should
be greater thanthe cutting slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310357831XA CN103433559A (en) | 2013-08-16 | 2013-08-16 | Plasma cutting method for high-strength circular steel saw web base body |
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| CN201310357831XA CN103433559A (en) | 2013-08-16 | 2013-08-16 | Plasma cutting method for high-strength circular steel saw web base body |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382388A (en) * | 2015-12-24 | 2016-03-09 | 广船国际有限公司 | Numerical control plasma blanking method of staff gauge and numerical control plasma cutting machine |
| CN107130422A (en) * | 2017-06-12 | 2017-09-05 | 拓卡奔马机电科技有限公司 | Method of cutting out used in many corner cut-parts |
| CN108733935A (en) * | 2018-05-24 | 2018-11-02 | 河北建设集团股份有限公司 | Steel construction drill process |
| CN108920862A (en) * | 2018-07-19 | 2018-11-30 | 杭州开维科技有限公司 | A kind of mold machining track calculating method based on CAD modeling |
| CN111590176A (en) * | 2020-06-02 | 2020-08-28 | 松菱重工(溧阳)有限公司 | Plasma cutting method |
| CN112171215A (en) * | 2020-09-30 | 2021-01-05 | 唐山冶金锯片有限公司 | Environment-friendly preparation method of medium and small-diameter diamond circular saw blade matrix |
| CN113172300A (en) * | 2021-04-02 | 2021-07-27 | 渤海造船厂集团有限公司 | Numerical control cutting method for preventing inner hole notch of thick plate part |
| CN115774551A (en) * | 2023-02-10 | 2023-03-10 | 济南邦德激光股份有限公司 | G code generation method, cutting method, device and storage medium |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105382388A (en) * | 2015-12-24 | 2016-03-09 | 广船国际有限公司 | Numerical control plasma blanking method of staff gauge and numerical control plasma cutting machine |
| CN107130422A (en) * | 2017-06-12 | 2017-09-05 | 拓卡奔马机电科技有限公司 | Method of cutting out used in many corner cut-parts |
| CN107130422B (en) * | 2017-06-12 | 2019-05-03 | 拓卡奔马机电科技有限公司 | Method of cutting out used in more corner cut-parts |
| CN108733935A (en) * | 2018-05-24 | 2018-11-02 | 河北建设集团股份有限公司 | Steel construction drill process |
| CN108920862A (en) * | 2018-07-19 | 2018-11-30 | 杭州开维科技有限公司 | A kind of mold machining track calculating method based on CAD modeling |
| CN111590176A (en) * | 2020-06-02 | 2020-08-28 | 松菱重工(溧阳)有限公司 | Plasma cutting method |
| CN112171215A (en) * | 2020-09-30 | 2021-01-05 | 唐山冶金锯片有限公司 | Environment-friendly preparation method of medium and small-diameter diamond circular saw blade matrix |
| CN113172300A (en) * | 2021-04-02 | 2021-07-27 | 渤海造船厂集团有限公司 | Numerical control cutting method for preventing inner hole notch of thick plate part |
| CN115774551A (en) * | 2023-02-10 | 2023-03-10 | 济南邦德激光股份有限公司 | G code generation method, cutting method, device and storage medium |
| CN115774551B (en) * | 2023-02-10 | 2023-05-26 | 济南邦德激光股份有限公司 | G code generation method, cutting method, device and storage medium |
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Application publication date: 20131211 |