CN102129232A - Five-axis side milling machining process parameter design method - Google Patents
Five-axis side milling machining process parameter design method Download PDFInfo
- Publication number
- CN102129232A CN102129232A CN 201110077039 CN201110077039A CN102129232A CN 102129232 A CN102129232 A CN 102129232A CN 201110077039 CN201110077039 CN 201110077039 CN 201110077039 A CN201110077039 A CN 201110077039A CN 102129232 A CN102129232 A CN 102129232A
- Authority
- CN
- China
- Prior art keywords
- cutting
- cutter
- point
- curve
- cutting force
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Numerical Control (AREA)
Abstract
The invention discloses a five-axis side milling machining process parameter design method, belongs to the technology of numerical control (NC) machining, and solves the problem that real machining conditions cannot be reflected in cutting force calculation in the conventional process parameter design method. The method comprises the following steps of: tool path planning, cutting force calculation and process parameter optimization; in the tool path planning step, an NC code is generated by using computer-aided manufacturing (CAM) software; in the cutting force calculation step, first, a continuous tool path is generated from the NC code; then, a cutting thickness is obtained; and finally, the cutting force is calculated according to the cutting thickness; and in the process parameter optimization step, whether the calculated cutting force is not greater than a design threshold is judged; if the calculated cutting force is not greater than the design threshold, the NC code, the cutting depth and a feed rate are taken as input parameters; and otherwise, an NC code is regenerated. In the method, the real machining conditions are reflected by utilizing a tool enveloping surface analytical expression and the obtained transient cutting thickness is more accurate, so that the accuracy of the calculation of the cutting thickness and the cutting force is improved, and reliable assurance is provided for precisely and efficiently machining a spatial curved surface.
Description
Technical field
The invention belongs to CNC processing technology, relate in particular to curve five-shaft numerical control side milling job operation.
Background technology
Mill processing with respect to traditional point, five side milling working (machining) efficiencies generally decuple five points and mill processing, in five process of blade space-like curved surfaces such as aeromotor monoblock type impeller, large-scale spiral oar, particularly in roughing and the semi-finishing, five side milling processing modes mill processing than point remarkable advantages.
In five side milling processing, for efficient and Precision Machining part, at first to carry out process parameters design, comprise that cutter path planning, cutting force calculate and parameter optimization;
Cutter path planning is to generate the NC code by CAM business software or CAM free software, and the NC code comprises discrete reference point and generating tool axis vector discrete point, sees document " the practical study course of UG CAM ", (Ine U.S. writes, publishing house of Tsing-Hua University, 2003); Cutting force calculates, and generates continuous cutter path by the NC code earlier, obtains thickness of cutting by continuous cutter path, calculates cutting force according to cutting depth, feed rate and thickness of cutting again; Process parameter optimizing, be according to cutting force threshold value and the stable technological parameter of optimizing of process, see document " optimizing chosen axis " to maximizing Milling Process material removing rate under the no flutter with the radial cutting degree of depth, (Budak E.and Tekeli A., Maximizing chatter free material removal rate in milling through optimal selection of axial and radial depth of cut pairs.CIRP Annals-Manufacturing Technology, 54 (1): 353-356,2005);
Part processing precision, surface quality of workpieces and tool wear etc. all depend on the calculating of cutting force, cutting force in the calculating processing, be for the stressed design threshold that is no more than of tooling system in the process, and should guarantee the smooth change of cutting force, to reach the efficient and high precision of five side milling processing; Wherein thickness of cutting calculating is the key of calculating cutting force.
Existing five side milling transient state thickness of cutting computing method all are by discrete Tool in Cutting zone, distribute cutting load to realize, see document " the virtual five side millings processing of aircraft engine impeller, first: five side milling processing cutting force " (W.B.Ferry and Y.Altintas, 2008.Virtual Five-Axis Flank Milling of Jet Engine Impellers-Part I:Mechanics of Five Axis Flank Milling, Journal of Manufacturing Science and Engineering, Vol.130/011005:1-11), utilize cutter path and the technological parameter determined, with Tool in Cutting zone burst, calculate every feeding and thickness of cutting, and then calculate cutting force.But feeding and the thickness of cutting of this method supposition in every cutting zone fixed, do not consider in five side milling processes since the actual participation cutting that the variation of cutter path causes to load at every all be different, can not reflect real machining status, therefore five side milling transient state thicknesses of cutting and the five side milling cutting force that obtain are similar to.
The present invention is when calculating thickness of cutting, need to calculate cutter enveloping surface and instantaneous contact line, Zhu Limin etc., at document " utilizing ball family envelope theory to find the solution rotating tool scanning plane analytical expression " (Zhu, L.M.and Zhang, X.M.and Zheng, G.and Ding, H.2009, Analytical expression of the swept surface of a rotary cutter using the envelope theory of sphere congruence, Journal of Manufacturing Science and Engineering, 131/041017:1-7.2009) in the method for calculating the cutter enveloping surface is provided.Grandson family is wide etc., and the method for calculating curved surface and surfaces intersection is provided in document " computer graphics " (publishing house of Tsing-Hua University,, the 429th page-433 pages in 1998), calculates instantaneous contact line.
Summary of the invention
The invention provides a kind of five side milling working process parameter methods for designing, solve in the cutting force calculating of existing parameters design method, feeding and thickness of cutting in every cutting zone are fixed, the problem that can not reflect true machining status, with accurate calculating cutting force, for accurate, highly-efficient processing space curved surface provide reliable assurance.
Five side milling working process parameter methods for designing of the present invention, comprise cutter path planning step, cutting force calculation procedure and process parameter optimizing step, described cutter path planning step, generate the NC code by CAM business software or CAM free software, the NC code comprises discrete reference point and generating tool axis vector discrete point; Described cutting force calculation procedure generates continuous cutter path by the NC code earlier, obtains thickness of cutting by continuous cutter path, calculates cutting force according to cutting depth, feed rate and thickness of cutting again; Described process parameter optimizing step judges whether the cutting force calculate is not more than design threshold, be then with NC code, cutting depth and feed rate as input parameter, otherwise rotor tool path planning step regenerates the NC code; It is characterized in that:
Described cutting force calculation procedure comprises following substep:
(1) calculate cutter path: with the NC code, fit to continuous cutter path, cutter path is made up of reference point curve and generating tool axis vector curve;
(2) calculate the cutter enveloping surface: according to cutter path and concrete cutter geometrical calculation cutter enveloping surface, method by the calculating cutter enveloping surface analytical expression that provides in the document " utilizing ball family envelope theory to find the solution rotating tool scanning plane analytical expression ", obtain cutter enveloping surface analytical expression, described cutter is the geometric configuration and the size of cutter how much;
(3) calculate instantaneous contact line: by cutter enveloping surface analytical expression and workpiece blank how much, by the calculating curved surface and the method for surfaces intersection that provides in the document " computer graphics ", the calculating instantaneous contact line; Described workpiece blank is meant the geometric configuration and the size of workpiece blank entity for how much; Described instantaneous contact line is meant sometime, the actual contact curve of workpiece blank and cutter enveloping surface;
(4) calculate thickness of cutting: by the thickness of cutting of discrete point on the instantaneous contact line calculating osculatory, described thickness of cutting is meant that discrete point cuts the distance of corresponding intersection point on the preceding workpiece blank outline to this on the instantaneous contact line;
(5) calculate cutting force:,, calculate cutting force by the method for the calculating cutting force that provides in the document " the virtual five side millings processing of aircraft engine impeller, first: five side millings processing cutting force " by thickness of cutting, cutting depth and feed rate.
Described five side milling working process parameter methods for designing is characterized in that:
In the described substep (1), the reference point curve adopts the non-uniform rational b spline curve-fitting method, with the discrete reference point r in the NC code
1, r
2... r
i, r
M+1Fit to a reference point curve r (t), this curve is a nurbs curve, and wherein t is an independent variable, is time or distance;
In the described substep (1), the generating tool axis vector curve fitting process is as follows:
(1.1) find the solution hypercomplex number Q
i:
Wherein, m+1 is the number of hypercomplex number, is natural number; φ is a l axle rotating freely for angles, s
iBe the generating tool axis vector discrete point in the NC code, s
Ix, s
IyAnd s
IzBe s
iThree components; L, j and k are respectively x, the vector of unit length of y and z axle:
s
i=s
ixl+s
iyj+s
izk,
(1.2) generate hypercomplex number curve Q (t):
For hypercomplex number point Q
1, Q
2..., Q
M+1, carry out interpolation by the method in the document " NURBS ", generate B é zier hypercomplex number curve
Wherein
Be B é zier reference mark,
Be Bornstein substrate polynomial expression;
(1.3) generate generating tool axis vector curve R (t):
Generating tool axis vector curve R (t) is expressed as:
R(t)=Q(t)s
1Q
-1(t);
In the formula, Q
-1(t) be the contrary of Q (t), s
1Be first generating tool axis vector discrete point in the NC code.Document " NURBS " is Piegl, and L.A.and Tiller, W. write in 1997, and (The NURBS book, Springer Verlag) become the master tool book of computer numerical control field.
1991, in the industrial products data exchange standard (STEP) of International Organization for Standardization promulgation, with the unique mathematical method of non-uniform rational b spline (NURBS, Non-Uniform Rational B-Splines) as definition industrial products geometric configuration.
Described five side milling working process parameter methods for designing is characterized in that:
Described substep (4) calculates thickness of cutting, and process is as follows:
(4.1) at first by document " infinitesimal geometry " provide etc. parametric method workpiece blank X is meshed into 9, calculate arbitrfary point p on the instantaneous contact line to the distance between each grid node, find minor increment d
0Pairing nodes X
0
(4.2) on workpiece blank X with nodes X
0As initial point X
b, with d
oAs initial distance d
b, carry out process (4.3);
(4.3) calculate workpiece blank X at X
bThe section of point
To put p and project to the section
On, obtain intersection point p
b
(4.4) in the section
On get a p
B+1=X
b+ s (p
b-X
b), p will be put in constant s=0.005~0.01
B+1Project on the workpiece blank X, obtain intersection point X
B+1, obtain a p to intersection point X
B+1Between apart from d
B+1
(4.5) judge whether | d
B+1-d
b|≤0.005mm is then with d
B+1Promptly, withdraw from calculating, otherwise turn over journey (4.6) as the thickness of cutting of arbitrfary point p;
(4.6) with X
B+1As initial point X
b, with d
B+1As initial distance d
b, turn over journey (4.3).
Document " infinitesimal geometry ": author's Mei Xiangming, Huang are respected it, and Higher Education Publishing House published in 1988.
Because the present invention has utilized the analytical expression of five side milling cutter enveloping surfaces, therefore reflected real machining status, with document " the virtual five side millings processing of aircraft engine impeller, first: five side milling processing cutting force " compare, the present invention considered actual participation cutting that the variation of cutter path causes to load at every all be different, therefore the transient state thickness of cutting that obtains is more accurate, thereby has improved the accuracy that the transient state thickness of cutting is calculated and cutting force calculates.
Description of drawings
Fig. 1 is a schematic flow sheet of the present invention;
Fig. 2 is the reference point curve;
Fig. 3 is the generating tool axis vector curve;
Fig. 4 is the discrete cutter spacing of the awl cutter of the embodiment of the invention;
Fig. 5 is five side milling enveloping surfaces of awl cutter of the embodiment of the invention;
Fig. 6 is cutter-workpiece blank instantaneous contact line;
Fig. 7 is that point on cutter-workpiece blank instantaneous contact line is to the distance of workpiece blank;
Fig. 8 be on the Tool in Cutting sword discrete point to the workpiece blank distance;
Fig. 9 is a cutting force change curve in time.
Embodiment
Below in conjunction with drawings and Examples the present invention is further described.
The workpiece blank that the embodiment of the invention adopted is No. 1050 aluminium alloys of long 200mm, wide 100mm, high 100mm, and the cutter that is adopted is commercial carbon steel four tooth millings awl cutter, and the lathe that is adopted is the Mikron600U machining center.
Embodiment of the invention flow process is seen Fig. 1, comprises the steps:
(1) cutter path planning: utilize commercial CAM software Unigraphics
NX5Generate the NC code, input is: how much on cutter and surface geometry model; The cutter geological information is: four tooth millings awl cutter end diameter 6.25mm, the long 20mm of cutter, tapering 10 degree; The surface geometry model represents that with a ruled surface lead of ruled surface is made of two 3 B-spline curves, and the reference mark coordinate of two leads of ruled surface is as shown in table 1;
Two lead reference mark of table 1. ruled surface coordinate
X0, y0, z0 are respectively x, the y at base conductor reference mark, the coordinate of z direction, and x1, y1, z1 are respectively x, the y at top conductor line reference mark, the coordinate of z direction.
(2) cutting force calculates:
(2.1) calculate cutter path: CAM software output NC code; The NC code is fitted to continuous cutter path, and cutter path is made up of reference point curve and generating tool axis vector curve; The reference point curve adopts the non-uniform rational b spline curve-fitting method, with the discrete reference point r in the NC code
1, r
2... r
i, r
M+1Fit to a reference point curve r (t), as shown in Figure 2, indicate the Frenet coordinate of discrete reference point on the figure respectively.This curve is a nurbs curve, and wherein t is an independent variable, is time or distance; Method in the generating tool axis vector curve negotiating document " NURBS " is carried out interpolation, generates B é zier hypercomplex number curve R (t), as shown in Figure 3, indicates the Frenet coordinate of discrete generating tool axis vector reference point on the figure respectively.The reference mark coordinate of reference point curve r (t) and generating tool axis vector curve R (t) is as shown in table 2:
Table 2. reference point curve and generating tool axis vector curve controlled point coordinate
r x(mm) | r y(mm) | r z(mm) | l | j | k |
34.0682 | 2.3206 | -0.6628 | 0 | 0 | 1.0000 |
27.8345 | -7.7436 | 0.4715 | 0.1632 | -0.1120 | 0.9802 |
19.8372 | -11.5360 | 0.6834 | 0.2247 | -0.2610 | 0.9388 |
12.5479 | -13.0996 | 0.1185 | 0.2490 | -0.3939 | 0.8848 |
4.5728 | -15.4883 | -0.2732 | 0.2813 | -0.5381 | 0.7946 |
-3.6213 | -21.4639 | -0.8878 | 0.3482 | -0.6540 | 0.6716 |
-14.8317 | -32.6353 | 0.6269 | 0.3897 | -0.7911 | 0.4715 |
r
x, r
y, r
zBe respectively x, the y of reference point curve control point, the coordinate of z direction, l, j, k are respectively x, the y of generating tool axis vector curve control point, the coordinate of z direction.
(2.2) calculate the cutter enveloping surface: according to cutter path and concrete cutter geometrical calculation cutter enveloping surface, method by the calculating cutter enveloping surface analytical expression that provides in the document " utilizing ball family envelope theory to find the solution rotating tool scanning plane analytical expression ", obtain cutter enveloping surface analytical expression, continuous cutter path as shown in Figure 4, the cutter enveloping surface is as shown in Figure 5;
(2.3) calculate instantaneous contact line:, calculate instantaneous contact line by cutter enveloping surface analytical expression and workpiece blank how much; Instantaneous contact line as shown in Figure 6, cutter 1 is done five milling campaigns on workpiece blank 2, scanning forms enveloping surface 3, a certain moment of scanning process, cutter and workpiece blank engagement, formation instantaneous contact line 4 is shown in dot-and-dash line among the figure.
(2.4) calculate thickness of cutting: by the thickness of cutting of discrete point on the instantaneous contact line calculating osculatory, thickness of cutting as shown in Figure 7.
(2.4.1) at first by document " infinitesimal geometry " provide etc. parametric method workpiece blank X is meshed into 9, calculate arbitrfary point p on the instantaneous contact line to the distance between each grid node, find minor increment d
0Pairing nodes X
0
(2.4.2) on workpiece blank X with nodes X
0As initial point X
b, with d
0As initial distance d
b, carry out process (4.3);
(2.4.3) calculate workpiece blank X at X
bThe section of point
To put p and project to the section
On, obtain intersection point p
b
(2.4.4) in the section
On get a p
B+1=X
b+ s (p
b-X
b), p will be put in constant s=0.005~0.01
B+1Project on the workpiece blank X, obtain intersection point X
B+1, obtain a p to intersection point X
B+1Between apart from d
B+1
(2.4.5) judge whether | d
B+1-d
b|≤0.005mm is then with d
B+1Promptly, withdraw from calculating, otherwise turn over journey (4.6) as the thickness of cutting of arbitrfary point p;
(2.4.6) with X
B+1As initial point X
b, with d
B+1As initial distance d
b, turn over journey (4.3).
Press as above step, can calculate on the cutter bar cutting edge discrete point to workpiece blank distance 5, as shown in Figure 8, the longitudinal axis is represented tool length among the figure, transverse axis is represented thickness of cutting, the distance of corresponding intersection point on the workpiece blank outline before just discrete point cuts to this on the cutting edge.
(2.5) calculate cutting force: by thickness of cutting, cutting depth and feed rate, given cutting depth is 0.02mm, and feed rate per tooth 0.01mm calculates cutting force, and change curve is as shown in Figure 9 in time for cutting force.
(3) process parameter optimizing: the cutting force and the cutting force design threshold that calculate are compared, if the cutting force that calculates is greater than the cutting force design threshold, then return and revise the NC code, if the cutting force that calculates is not more than the cutting force design threshold, then carry out side milling processing, in example of the present invention, the cutting force design threshold is 500 newton, and the maximum cutting force that calculates is 52.50 newton, less than the cutting force design threshold, therefore given NC code, cutting depth and feed rate is reasonably, can be used for actual side milling processing.
Side milling adds man-hour, carries out postposition earlier and handles: the NC code is carried out postposition handle, obtain G code, this code can be by the contained digital control system identification of Mikron600U machining center; Carry out side milling processing again: workpiece blank is installed on the anchor clamps, adopts carbon steel four tooth millings awl cutter, carry out side milling processing, obtain shaping workpiece by given G code.
Claims (3)
1. one kind five side milling working process parameter methods for designing, comprise cutter path planning step, cutting force calculation procedure and process parameter optimizing step, described cutter path planning step, generate the NC code by CAM business software or CAM free software, the NC code comprises discrete reference point and generating tool axis vector discrete point; Described cutting force calculation procedure generates continuous cutter path by the NC code earlier, obtains thickness of cutting by continuous cutter path, calculates cutting force according to cutting depth, feed rate and thickness of cutting again; Described process parameter optimizing step judges whether the cutting force calculate is not more than design threshold, be then with NC code, cutting depth and feed rate as input parameter, otherwise rotor tool path planning step regenerates the NC code; It is characterized in that:
Described cutting force calculation procedure comprises following substep:
(1) calculate cutter path: with the NC code, fit to continuous cutter path, cutter path is made up of reference point curve and generating tool axis vector curve;
(2) calculate the cutter enveloping surface: according to cutter path and concrete cutter geometrical calculation cutter enveloping surface, method by the calculating cutter enveloping surface analytical expression that provides in the document " utilizing ball family envelope theory to find the solution rotating tool scanning plane analytical expression ", obtain cutter enveloping surface analytical expression, described cutter is the geometric configuration and the size of cutter how much;
(3) calculate instantaneous contact line: by cutter enveloping surface analytical expression and workpiece blank how much, by the calculating curved surface and the method for surfaces intersection that provides in the document " computer graphics ", the calculating instantaneous contact line; Described workpiece blank is meant the geometric configuration and the size of workpiece blank entity for how much; Described instantaneous contact line is meant sometime, the actual contact curve of workpiece blank and cutter enveloping surface;
(4) calculate thickness of cutting: by the thickness of cutting of discrete point on the instantaneous contact line calculating osculatory, described thickness of cutting is meant that discrete point cuts the distance of corresponding intersection point on the preceding workpiece blank outline to this on the instantaneous contact line;
(5) calculate cutting force:,, calculate cutting force by the method for the calculating cutting force that provides in the document " the virtual five side millings processing of aircraft engine impeller, first: five side millings processing cutting force " by thickness of cutting, cutting depth and feed rate.
2. five side milling working process parameter methods for designing as claimed in claim 1 is characterized in that:
In the described substep (1), the reference point curve adopts the non-uniform rational b spline curve-fitting method, with the discrete reference point r in the NC code
1, r
2... r
i, r
M+1Fit to a reference point curve r (t), this curve is a nurbs curve, and wherein t is an independent variable, is time or distance;
In the described substep (1), the generating tool axis vector curve fitting process is as follows:
(1.1) find the solution hypercomplex number Q
i:
Wherein, m+1 is the number of hypercomplex number, is natural number; φ is a l axle rotating freely for angles, p
iBe the generating tool axis vector discrete point in the NC code, p
Ix, p
IyAnd p
IzBe p
iThree components; L, j and k are respectively x, the vector of unit length of y and z axle:
p
i=p
ixl+p
iyj+p
izk,
(1.2) generate hypercomplex number curve Q (t): for hypercomplex number point Q
1, Q
2..., Q
M+1, carry out interpolation by the method in the document " NURBS ", generate B é zier hypercomplex number curve
Wherein
Be B é zier reference mark,
Be Bornstein substrate polynomial expression;
(1.3) generate generating tool axis vector curve R (t):
Generating tool axis vector curve R (t) is expressed as:
R(t)=Q(t)p
1Q
-1(t);
In the formula, Q
-1(t) be the contrary of Q (t), p
1Be first generating tool axis vector discrete point in the NC code.
3. five side milling working process parameter methods for designing as claimed in claim 1 is characterized in that:
Described substep (4) calculates thickness of cutting, and process is as follows:
(4.1) at first by document " infinitesimal geometry " provide etc. parametric method workpiece blank X is meshed into 9, calculate arbitrfary point p on the instantaneous contact line to the distance between each grid node, find minor increment d
0Pairing nodes X
0
(4.2) on workpiece blank X with nodes X
0As initial point X
b, with d
oAs initial distance d
b, carry out process (4.3);
(4.3) calculate workpiece blank X at X
bThe section of point
To put p and project to the section
On, obtain intersection point p
b
(4.4) in the section
On get a p
B+1=X
b+ s (p
b-X
b), p will be put in constant s=0.005~0.01
B+1Project on the workpiece blank X, obtain intersection point X
B+1, obtain a p to intersection point X
B+1Between apart from d
B+1
(4.5) judge whether | d
B+1-d
b|≤0.005mm is then with d
B+1Promptly, withdraw from calculating, otherwise turn over journey (4.6) as the thickness of cutting of arbitrfary point p;
(4.6) with X
B+1As initial point X
b, with d
B+1As initial distance d
b, turn over journey (4.3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110077039 CN102129232A (en) | 2011-03-29 | 2011-03-29 | Five-axis side milling machining process parameter design method |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201110077039 CN102129232A (en) | 2011-03-29 | 2011-03-29 | Five-axis side milling machining process parameter design method |
Publications (1)
Publication Number | Publication Date |
---|---|
CN102129232A true CN102129232A (en) | 2011-07-20 |
Family
ID=44267346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201110077039 Pending CN102129232A (en) | 2011-03-29 | 2011-03-29 | Five-axis side milling machining process parameter design method |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN102129232A (en) |
Cited By (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102495585A (en) * | 2011-12-26 | 2012-06-13 | 北京进取者软件技术有限公司 | Method for generating glass polishing machining path of five-axis numerical control machine |
CN102495586A (en) * | 2011-12-26 | 2012-06-13 | 北京进取者软件技术有限公司 | Processing effect representation method based on curved surface model |
CN102591260A (en) * | 2012-02-15 | 2012-07-18 | 西北工业大学 | Method for judging transient contact region of cutter and workpiece in five-axis milling process |
CN102622489A (en) * | 2012-03-26 | 2012-08-01 | 上海交通大学 | Five-axis side milling cutting force predicting method based on ACIS platform |
CN102722137A (en) * | 2012-06-29 | 2012-10-10 | 沈阳工业大学 | Five-axis plunge milling machining method for ruled surface impeller |
CN102794488A (en) * | 2012-07-10 | 2012-11-28 | 上海交通大学 | Side milling processing method of resembled ruled surface integral wheel curved surfaces |
WO2013013580A1 (en) * | 2011-07-22 | 2013-01-31 | Jiang Junfeng | Reconfigurable numerical control system, and reconfiguration method |
CN103197604A (en) * | 2013-03-13 | 2013-07-10 | 上海维宏电子科技股份有限公司 | Numerical control system and control method for achieving automatic optimization of tool paths based on DBF |
CN103586738A (en) * | 2013-11-26 | 2014-02-19 | 华中科技大学 | Finish-milling feeding speed optimizing method based on integral impeller blade shape |
CN103645674A (en) * | 2013-11-29 | 2014-03-19 | 华中科技大学 | A method for generating a mixed path of rough-semifine-fine milling of an integrated impeller blade |
CN103777567A (en) * | 2012-10-22 | 2014-05-07 | 苹果公司 | Method for finishing surface using tool center point shift technique |
CN104007697A (en) * | 2014-05-05 | 2014-08-27 | 上海交通大学 | Five-axis multi-row flank milling cutter position planning method |
CN104185534A (en) * | 2012-03-29 | 2014-12-03 | 三菱重工业株式会社 | Method for controlling machine tool and machine tool |
CN104714477A (en) * | 2015-03-13 | 2015-06-17 | 江俊逢 | Machining file planning system and machining file generating method |
CN104866655A (en) * | 2015-05-07 | 2015-08-26 | 北京航空航天大学 | Calculating method for envelop feature lines of rotary cutter based on enveloping theory and division of longitudes |
CN105425727A (en) * | 2015-12-08 | 2016-03-23 | 上海交通大学 | Five-axis side milling machining cutter path smoothing method |
CN105629881A (en) * | 2014-10-30 | 2016-06-01 | 新代科技股份有限公司 | Five-axis processing numerical control system and method |
CN105955195A (en) * | 2016-05-16 | 2016-09-21 | 哈尔滨理工大学 | Milling force prediction-based curved surface processing trajectory generation method |
CN106338965A (en) * | 2016-10-25 | 2017-01-18 | 哈尔滨理工大学 | Error compensation based corner processing precision control method |
CN108875221A (en) * | 2018-06-22 | 2018-11-23 | 西北工业大学 | Workpiece five-axis robot process model construction method |
WO2019007018A1 (en) * | 2017-07-05 | 2019-01-10 | 上海狮迈科技有限公司 | Ruled surface machining path generation method, device and equipment, and medium |
CN109396955A (en) * | 2017-08-16 | 2019-03-01 | 山东大学 | A kind of prediction of Turning Force with Artificial method and system towards whirlwind Envelope Milling technique |
CN109917752A (en) * | 2019-04-03 | 2019-06-21 | 江苏科技大学 | A kind of rose cutter five-axis robot momentary cutting thick method for solving |
CN111241707A (en) * | 2020-02-14 | 2020-06-05 | 中国航空制造技术研究院 | Method for calculating five-axis numerical control machining full-path milling force of complex curved surface |
CN111889765A (en) * | 2020-06-17 | 2020-11-06 | 成都飞机工业(集团)有限责任公司 | Numerical control machining method for corner structure of paper honeycomb part |
CN114535672A (en) * | 2022-03-25 | 2022-05-27 | 北京精雕科技集团有限公司 | Method for generating straight-line-surface impeller side milling path |
-
2011
- 2011-03-29 CN CN 201110077039 patent/CN102129232A/en active Pending
Non-Patent Citations (5)
Title |
---|
《Journal of Manufacturing Science and Engineering》 20081231 W.B.Ferry et al. Virtual Five-Axis Flank Milling of Jet Engine Impellers-Part I: Mechanics of Five Axis Flank Milling 第1-11页 1-3 第130卷, 2 * |
《Journal of Manufacturing Science and Engineering》 20091231 Zhu L.M. et al. Analytical expression of the swept surface of a rotary cutter using the evelope of sphere congruence 第1-7页 1-3 第131卷, 2 * |
《机械工程学报》 20100331 朱利民等 刀具空间运动扫掠体包络面建模的双参数球族包络方法 第145-149页 1-3 第46卷, 第05期 2 * |
《机械工程学报》 20101231 朱利民等 圆锥刀五轴侧铣加工刀具路径整体优化原理与方法 第174-179页 1-3 第46卷, 第23期 2 * |
《计算机图形学》 19981231 孙家广等 《计算机图形学》 清华大学出版社 第429-433页 1-3 , 1 * |
Cited By (43)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2013013580A1 (en) * | 2011-07-22 | 2013-01-31 | Jiang Junfeng | Reconfigurable numerical control system, and reconfiguration method |
CN102495586A (en) * | 2011-12-26 | 2012-06-13 | 北京进取者软件技术有限公司 | Processing effect representation method based on curved surface model |
CN102495585A (en) * | 2011-12-26 | 2012-06-13 | 北京进取者软件技术有限公司 | Method for generating glass polishing machining path of five-axis numerical control machine |
CN102495585B (en) * | 2011-12-26 | 2013-06-12 | 北京进取者软件技术有限公司 | Method for generating glass polishing machining path of five-axis numerical control machine |
CN102591260B (en) * | 2012-02-15 | 2013-11-06 | 西北工业大学 | Method for judging transient contact region of cutter and workpiece in five-axis milling process |
CN102591260A (en) * | 2012-02-15 | 2012-07-18 | 西北工业大学 | Method for judging transient contact region of cutter and workpiece in five-axis milling process |
CN102622489A (en) * | 2012-03-26 | 2012-08-01 | 上海交通大学 | Five-axis side milling cutting force predicting method based on ACIS platform |
CN102622489B (en) * | 2012-03-26 | 2014-01-15 | 上海交通大学 | Five-axis side milling cutting force predicting method based on ACIS platform |
CN104185534A (en) * | 2012-03-29 | 2014-12-03 | 三菱重工业株式会社 | Method for controlling machine tool and machine tool |
CN102722137A (en) * | 2012-06-29 | 2012-10-10 | 沈阳工业大学 | Five-axis plunge milling machining method for ruled surface impeller |
CN102794488A (en) * | 2012-07-10 | 2012-11-28 | 上海交通大学 | Side milling processing method of resembled ruled surface integral wheel curved surfaces |
CN102794488B (en) * | 2012-07-10 | 2015-01-21 | 上海交通大学 | Side milling processing method of resembled ruled surface integral wheel curved surfaces |
CN103777567A (en) * | 2012-10-22 | 2014-05-07 | 苹果公司 | Method for finishing surface using tool center point shift technique |
CN103197604B (en) * | 2013-03-13 | 2015-12-02 | 上海维宏电子科技股份有限公司 | Digital control system and the control method of cutter path Automatic Optimal is realized based on DBF |
CN103197604A (en) * | 2013-03-13 | 2013-07-10 | 上海维宏电子科技股份有限公司 | Numerical control system and control method for achieving automatic optimization of tool paths based on DBF |
CN103586738A (en) * | 2013-11-26 | 2014-02-19 | 华中科技大学 | Finish-milling feeding speed optimizing method based on integral impeller blade shape |
CN103586738B (en) * | 2013-11-26 | 2015-11-04 | 华中科技大学 | Finish-milling based on Integral impeller blade shape becomes feeding speed optimization method |
CN103645674A (en) * | 2013-11-29 | 2014-03-19 | 华中科技大学 | A method for generating a mixed path of rough-semifine-fine milling of an integrated impeller blade |
CN103645674B (en) * | 2013-11-29 | 2016-01-13 | 华中科技大学 | A kind of thick-half essence-finish-milling mixed path generation method of Integral impeller blade |
CN104007697A (en) * | 2014-05-05 | 2014-08-27 | 上海交通大学 | Five-axis multi-row flank milling cutter position planning method |
CN105629881B (en) * | 2014-10-30 | 2018-03-06 | 新代科技股份有限公司 | Five-axis robot numerical control system and its numerical control method |
CN105629881A (en) * | 2014-10-30 | 2016-06-01 | 新代科技股份有限公司 | Five-axis processing numerical control system and method |
CN104714477B (en) * | 2015-03-13 | 2017-06-20 | 江俊逢 | A kind of generation method of processed file planning system and processed file |
CN104714477A (en) * | 2015-03-13 | 2015-06-17 | 江俊逢 | Machining file planning system and machining file generating method |
CN104866655B (en) * | 2015-05-07 | 2018-04-27 | 北京航空航天大学 | A kind of Cylindrical tool envelope characteristic line computation method divided based on Enveloping theory and warp |
CN104866655A (en) * | 2015-05-07 | 2015-08-26 | 北京航空航天大学 | Calculating method for envelop feature lines of rotary cutter based on enveloping theory and division of longitudes |
CN105425727A (en) * | 2015-12-08 | 2016-03-23 | 上海交通大学 | Five-axis side milling machining cutter path smoothing method |
CN105425727B (en) * | 2015-12-08 | 2018-11-16 | 上海交通大学 | Five axis Flank machining cutter path method for fairing |
CN105955195A (en) * | 2016-05-16 | 2016-09-21 | 哈尔滨理工大学 | Milling force prediction-based curved surface processing trajectory generation method |
CN105955195B (en) * | 2016-05-16 | 2018-05-22 | 哈尔滨理工大学 | A kind of Machining of Curved Surface orbit generation method based on Milling Force prediction |
CN106338965A (en) * | 2016-10-25 | 2017-01-18 | 哈尔滨理工大学 | Error compensation based corner processing precision control method |
US11526151B2 (en) | 2017-07-05 | 2022-12-13 | Yangtze River Delta Research Institute Of Npu | Method, apparatus, and device for generating ruled surface machining path and medium |
WO2019007018A1 (en) * | 2017-07-05 | 2019-01-10 | 上海狮迈科技有限公司 | Ruled surface machining path generation method, device and equipment, and medium |
CN109396955A (en) * | 2017-08-16 | 2019-03-01 | 山东大学 | A kind of prediction of Turning Force with Artificial method and system towards whirlwind Envelope Milling technique |
CN109396955B (en) * | 2017-08-16 | 2020-11-20 | 山东大学 | Cutting force prediction method and system for cyclone envelope milling process |
CN108875221B (en) * | 2018-06-22 | 2022-03-29 | 西北工业大学 | Method for constructing five-axis machining process model of workpiece |
CN108875221A (en) * | 2018-06-22 | 2018-11-23 | 西北工业大学 | Workpiece five-axis robot process model construction method |
CN109917752A (en) * | 2019-04-03 | 2019-06-21 | 江苏科技大学 | A kind of rose cutter five-axis robot momentary cutting thick method for solving |
CN111241707A (en) * | 2020-02-14 | 2020-06-05 | 中国航空制造技术研究院 | Method for calculating five-axis numerical control machining full-path milling force of complex curved surface |
CN111241707B (en) * | 2020-02-14 | 2023-07-07 | 中国航空制造技术研究院 | Calculation method for five-axis numerical control machining full-path milling force of complex curved surface |
CN111889765A (en) * | 2020-06-17 | 2020-11-06 | 成都飞机工业(集团)有限责任公司 | Numerical control machining method for corner structure of paper honeycomb part |
CN111889765B (en) * | 2020-06-17 | 2022-04-08 | 成都飞机工业(集团)有限责任公司 | Numerical control machining method for corner structure of paper honeycomb part |
CN114535672A (en) * | 2022-03-25 | 2022-05-27 | 北京精雕科技集团有限公司 | Method for generating straight-line-surface impeller side milling path |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN102129232A (en) | Five-axis side milling machining process parameter design method | |
Ming et al. | Four-axis trochoidal toolpath planning for rough milling of aero-engine blisks | |
CN101497140B (en) | Off-line planning method for cutting feed rate of five-shaft numerical control side milling machining | |
Altintas et al. | Virtual process systems for part machining operations | |
Chaves-Jacob et al. | Optimal strategy for finishing impeller blades using 5-axis machining | |
Huang et al. | Decoupled chip thickness calculation model for cutting force prediction in five-axis ball-end milling | |
CN105527925A (en) | Complex curved surface five-axis flat-bottomed cutter strip-width-maximization machining feedrate offline programming method | |
CN103955169A (en) | Method for predicting milling force of five-axis numerical control side milling | |
CN101870073B (en) | Multi-axis numerical control machining tool motion planning method based on process system rigidity characteristic | |
Denkena et al. | Optimization of complex cutting tools using a multi-dexel based material removal simulation | |
Fomin | Microgeometry of surfaces after profile milling with the use of automatic cutting control system | |
Gdula | Adaptive method of 5-axis milling of sculptured surfaces elements with a curved line contour | |
CN104317246A (en) | Method for carrying out cutter back-off compensation on multi-shaft processing path of weak-rigidity cutter | |
Chuang et al. | Integrated rough machining methodology for centrifugal impeller manufacturing | |
Shen et al. | Grinding wheel parametric design for machining arbitrary grooves on the helical rake face of the tool | |
CN109299581A (en) | A kind of face cutter Prediction Method of Milling Forces of combination surface interpolation | |
Bailey et al. | Generic simulation approach for multi-axis machining, part 2: model calibration and feed rate scheduling | |
Kim | Optimum tool path generation for 2.5 D direction-parallel milling with incomplete mesh model | |
Ozturk et al. | Analytical methods for increased productivity in five-axis ball-end milling | |
CN113664626B (en) | Method for establishing spiral groove grinding process system based on discrete point cloud principle | |
Yang et al. | Research on multi-axis CNC programming in machining large hydraulic turbine's blades based on UG | |
Wei et al. | Prediction of cutting force of ball-end mill for pencil-cut machining | |
Sumbodo et al. | Optimization of CNC Milling Machining Time Through Variation of Machine Parameters and Toolpath Strategy in Various Cross-Sectional Shape on Tool Steels and Die Steels Materials | |
El-Midany et al. | Optimal CNC plunger selection and toolpoint generation for roughing sculptured surfaces cavity | |
Zhu et al. | A combined approach to tool path generation for flank milling of impeller blades with non–developable ruled surfaces |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C12 | Rejection of a patent application after its publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20110720 |