CN105373074B - Turbine Blade Machining method based on molded line adjustment - Google Patents

Turbine Blade Machining method based on molded line adjustment Download PDF

Info

Publication number
CN105373074B
CN105373074B CN201510889389.4A CN201510889389A CN105373074B CN 105373074 B CN105373074 B CN 105373074B CN 201510889389 A CN201510889389 A CN 201510889389A CN 105373074 B CN105373074 B CN 105373074B
Authority
CN
China
Prior art keywords
mtd
mtr
msub
mrow
msup
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.)
Active
Application number
CN201510889389.4A
Other languages
Chinese (zh)
Other versions
CN105373074A (en
Inventor
闫春明
孙桂玲
张强
尹昕
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Harbin Turbine Co Ltd
Original Assignee
Harbin Turbine Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Harbin Turbine Co Ltd filed Critical Harbin Turbine Co Ltd
Priority to CN201510889389.4A priority Critical patent/CN105373074B/en
Publication of CN105373074A publication Critical patent/CN105373074A/en
Application granted granted Critical
Publication of CN105373074B publication Critical patent/CN105373074B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00—Programme-control systems
    • G05B19/02—Programme-control systems electric
    • G05B19/18—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form
    • G05B19/19—Numerical control [NC], i.e. automatically operating machines, in particular machine tools, e.g. in a manufacturing environment, so as to execute positioning, movement or co-ordinated operations by means of programme data in numerical form characterised by positioning or contouring control systems, e.g. to control position from one programmed point to another or to control movement along a programmed continuous path

Abstract

Based on the turbine Blade Machining method of molded line adjustment, belong to machining control field.During existing turbine Blade Machining, the vane type line that deviation be present can be processed, and causes to exist that workload is big, ineffective problem when programmer is manually entered deviation modification amount.A kind of turbine Blade Machining method based on molded line adjustment, using five-axle linkage program coordinate system along X-axis or Y-axis or Z axis move carry out actual machine tooling when, it is the numerical value under workpiece coordinate system by the Parameter Switch moved along X-axis or Y-axis or Z axis, then plus-minus operation is carried out by X, Y, Z value vector in the parameter and G code after conversion.The inventive method, independent of TS85 softwares, realizes that operator can input program file, input modification data, automatically generates the process of convert file, have the benefit for improving processing efficiency, reducing cost in vane type line control process is carried out.

Description

Turbine Blade Machining method based on molded line adjustment
Technical field
The present invention relates to a kind of turbine Blade Machining method based on molded line adjustment.
Background technology
Existing turbine blade is during actual processing, because the inaccuracy of fixture manufacture, thimble hole site are inaccurate Etc. composite factor, blade is set but to process the vane type line that deviation be present under right-on procedure.Due to fixture Skew has existed and immobilized, and just needs modification five-axle linkage program to go to be bonded blade fixture etc. during actual processing Deviation caused by factor.For example, first blade processed can have Ka Jiao (Y-axis deviation), the disengaging poor (Z axis of vapour lateral deviation Deviation), the deviation of root cap position etc..After obtaining corresponding numerical value by measurement means, programmer just changes original add accordingly Engineering sequence, go to be bonded deviation.The action that programmer changes certain blade is：
Change 431.2.101.031 blade programs；
Five-axle linkage Ferrari lathe is to outlet sidesway 0.15；
The super milling 0.5 of root cap；
Ka Jiao subtracts 0.5；
With 98.12 grades for basic point, corner 0.35.
And a kind of blade often will can be only achieved technological requirement by more than 2 times adjustment.Fixture clamping is more unstable Fixture, the number of program adjustment are more., will also adjustment programme again in the case where changing lathe even if adjustment programme success. This is resulted in, and programmer just needs to change blade programs to six Ferrari lathes daily or even in every several hours.It is and each Using TS85 change generation program probably need spend more than 20 minutes, low pressure (LP) cylinder blade Program Generating in hours, programmer Most of the time is all wasted in modification five-axle linkage program, causes that programmer's workload is big, and operating efficiency is low.
The content of the invention
During solving existing turbine Blade Machining, the leaf that deviation be present can be processed Piece molded line, and cause to exist that workload is big, ineffective problem when programmer is manually entered deviation modification amount, and propose one Turbine Blade Machining method of the kind based on molded line adjustment.
A kind of turbine Blade Machining method based on molded line adjustment, methods described are realized by following steps：
Step 1: definition：
(1), using the workpiece coordinate system that workpiece and cutter contact point are the center of circle and moment rotational translation as five-axle linkage journey Sequence coordinate system；Wherein, five-axle linkage program coordinate system is the function on corner A；The cutter axis orientation of cutter is five-axle linkage journey The Z-direction of sequence coordinate system；
(2) four absolute coordinates determined, are utilized on Y-Z plane under lathe coordinate system, can be according to five-axle linkage Program Generating is justified；Wherein,
Four absolute coordinates are：
First point：X0, Y0, Z100, A90
Second point：X0, Y-100, Z0, A180
3rd point：X0, Y0, Z-100, A270
4th point：X0, Y100, Z0, A360
And A refers to the absolute corner of main shaft；
(3), five-axle linkage program coordinate system along Y-axis move when Y value changing rule：
According to variation characteristic at the time of five-axle linkage program coordinate system, when cutter shaft does not pass through gyroaxis, five-axle linkage journey The Y value of sequence coordinate system is no longer zero, then the changing rule that moves presentation of the five-axle linkage program coordinate system along Y-axis is to pass through Change Z values and A values and change Y value in machining code, program effect is：
Step 2: solving the rule of conversion of five-axle linkage program coordinate system, the transformation matrix of coordinates of instantaneous coordinate system is obtained：
, will be along X-axis when moving the actual machine tooling of progress along X-axis or Y-axis or Z axis using five-axle linkage program coordinate system Y-axis or Z axis movement Parameter Switch be workpiece coordinate system under numerical value, then by the X in the parameter and G code after conversion, Y, Z values vector carries out plus-minus operation.
Beneficial effects of the present invention are：
The present invention designs a software and realizes that operator oneself inputs program file, input modification data, automatically generates and turns Exchange of notes part, rather than rely on TS85 softwares.The workload of programmer can greatly be mitigated, what the programmer avoided repeated daily Complete this skimble-skamble work.Meanwhile the time of used switching software generation program generates journey well below TS85 The time of preface part, also, operator timely can generate convert file according to actual conditions, it is not necessary to and wait programmer empty Program could be changed when between idle, can also enter line program adjustment in the case of field in no programmer even if night shift.So, Processing efficiency is virtually also improved, realizes the purpose of cost efficiency.
The characteristics of vane type line adjustment process of the present invention：
1st, technician is made to be freed from the cumbersome repeated work of five-axle linkage Ferarri lathes.Day evening week Saturday Running into urgent service needs in the case of changing program, it is not required that technician changes program.Machine operation person can voluntarily solve Certainly, the blade processing efficiency greatly improved；
2nd, software is simple to operate, will because processing control procedure malfunction cause blade waste material situation to be reduced to zero, at present for, It is due to cause blade waste material using software error also without one, obtains the consistent favorable comment of plant operations person.
Program software operates steadily under lathe windows 2000Built on NT Technology systems, operation letter Single, calculating speed is fast.The steam passage processing conversion time of one 300,000 row or so is no more than 30 seconds, far beyond using The time of TS85 software generators.Evaluation meets normal evaluation result.At present, software tries in blade subsidiary factory With a period of time, operational excellence, powerful power-assisted is provided for blade production.
Brief description of the drawings
Fig. 1 is the instantaneous point coordinate translation figure that the embodiment of the present invention 1 is related to；
Fig. 2 is the four-axle linked complex situations point coordinates translation figure that the embodiment of the present invention 1 is related to；
Fig. 3 is the lathe swaying direction coordinate transform figure that the embodiment of the present invention 1 is related to；
Fig. 4 is the special operation system interface of the lathe that is related to of the embodiment of the present invention 1；
Fig. 5 is that the program software user that the embodiment of the present invention 1 is related to uses surface chart；
Fig. 6 is to generate program and source program stereogram comparison diagram on the lathe that the embodiment of the present invention 1 is related to；
Fig. 7 is to generate program on the lathe that the embodiment of the present invention 1 is related to compare Y-Z figures with source program；
Fig. 8 is to generate program on the lathe that the embodiment of the present invention 1 is related to compare X-Y figures with source program；
Fig. 9 is the program software operation interface that the embodiment of the present invention 1 is related to；
Figure 10 is the surface chart when Program transformation that the embodiment of the present invention 1 is related to finishes；
Figure 11 is that the software that is related to of the embodiment of the present invention 1 trial operation produced problem 2 on lathe illustrates；
Software interface figures of the Figure 12 for the software increase that the embodiment of the present invention 1 is related to knife parameter；
Figure 13 is the surface chart that the software that the embodiment of the present invention 1 is related to can synchronously open multiple files.
Embodiment
Embodiment one：
The turbine Blade Machining method based on molded line adjustment of present embodiment, methods described are realized by following steps：
Step 1: definition：
(1), using the workpiece coordinate system that workpiece and cutter contact point are the center of circle and moment rotational translation as five-axle linkage journey Sequence coordinate system；Wherein, five-axle linkage program coordinate system is the function on corner A；The cutter axis orientation of cutter is five-axle linkage journey The Z-direction of sequence coordinate system；
(2) the four key point absolute coordinates determined, are utilized on Y-Z plane under lathe coordinate system, can be according to five axles Link Program Generating circle；Wherein,
Four key point absolute coordinates are：
First point：X0, Y0, Z100, A90
Second point：X0, Y-100, Z0, A180
3rd point：X0, Y0, Z-100, A270
4th point：X0, Y100, Z0, A360
And A refers to the absolute corner of main shaft；
(3), five-axle linkage program coordinate system along Y-axis move when Y value changing rule：
According to variation characteristic at the time of five-axle linkage program coordinate system, when cutter shaft does not pass through gyroaxis, five-axle linkage journey The Y value of sequence coordinate system is no longer zero, then the changing rule that moves presentation of the five-axle linkage program coordinate system along Y-axis is to pass through Change Z values and A values and change Y value in machining code, program effect is：
Step 2: solving the rule of conversion of five-axle linkage program coordinate system, the transformation matrix of coordinates of instantaneous coordinate system is obtained：
It is actual when moving progress along X-axis or Y-axis or Z axis using five-axle linkage program coordinate system relative to lathe coordinate system During machine tooling, still, the coordinate system of actually five-axle linkage is workpiece coordinate system, and the moment is using cutter axis orientation as Z-direction.If Consider in the case where not changing G code coordinate, be under workpiece coordinate system only by the Parameter Switch moved along X-axis or Y-axis or Z axis Numerical value, then by the parameter and G code after conversion, i.e., X, Y, Z value vector in the instruction in numerical control program carry out plus-minus operation.
Embodiment two：
Unlike embodiment one, the turbine Blade Machining side based on molded line adjustment of present embodiment Method, the rule of conversion of solution five-axle linkage program coordinate system, obtains the transformation matrix of coordinates of instantaneous coordinate system described in step 2 Process is,
Step 2 one, to set along X-axis or Y-axis or Z axis relative to the movement of previous point be relative value, with parallel play Coordinate system is unrelated, and sets the centre of gyration that lathe coordinate system is connected in lathe, and workpiece coordinate is also connected in the centre of gyration of lathe；
(1) four-axle linked simple scenario, on Y-Z plane：
The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it moves horizontally distance and is b；Wherein moved along Y-axis forward direction as just, on the contrary is negative；
Coordinate at position 1 is (y, z, A), and the coordinate that position 1 ' is located is (y ', z ', A).
According to position relationship, relativeness is derived：
(2) four-axle linked complex situations：
The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it moves horizontally distance and is b1, vertical travel distance b2, as shown in Fig. 2
Four-axle linked complex situations are resolved into two sections of translations：The place of position 1 ' is transformed at 0 point, and position 1 is being transformed into by 0 point Place, then
The place of position 1 ' is transformed at 0 point, and conversion coordinate relation is：
0 is transformed into the place of position 1 ', and conversion coordinate relation is：
So, the transformational relation that spatial point is transformed at position 1 from position 1 ' is：
The distance of workpiece point X-direction movement is b1, then b0、b1、b2The general position of three direction compositions spatial point moves It is dynamic, meet the mobile property of generality,
The movement of X-direction is unrelated with other specification, i.e.,：
X=X '+b0 1-5
Combination type 1-4 and 1-5 obtain the matrix equation of a certain instantaneous coordinate space of points movement：
(3) the five-axle linkage situation that lathe yaw is swung：
Lathe yaw direction coordinate transform, on X-Z plane：
Due to the Z. direction of principal axis that cutter axis orientation is workpiece coordinate system, then, workpiece coordinate system X, Y, Z of five-axle linkage and four Workpiece coordinate system X ' Y ' the Z ' of axle linkage are there is the deviation of angle, it should be noted here that corner is positive and negative.When space point is from position When putting 1 ' place and being transformed at position 1, according to mathematical relationship, we can obtain：
Certain point is transformed at 0 point from position 1 '：
Certain point is transformed at 1 point from position 0：
Formula 1-9 and 1-8 are merged, can be obtained：
The transition matrix for being so transformed into from position 1 ' in X-Z plane space point at 1 point is：
Actual coordinate points are made up of five elements of X, Y, Z, A and C, wherein, A, C refer to the absolute corner of main shaft and yaw respectively Absolute corner, the two elements are added, synthesize the general formula of five-axle linkage coordinate transform, i.e.,：
Based on moving displacement vectorObtained new coordinate value：
And the transformation matrix of coordinates of each instantaneous processing stand is different, be with a upper processing stand change in location and Change；Wherein, EiThe each corresponding transformation matrix of coordinates of expression, i=1,2,3...；Moving displacement vector is represented, is according to existing Field situation, user give,The vector multiplications of each corresponding transformation matrix of coordinates and moving displacement vector are represented,Represent Vector in the coordinates matrix of former coordinate；
Step 2 two, the special operating system of lathe is realized by QT and C++；
Step 2 three, the trial operation five-axle linkage program software on lathe：
The trial operation five-axle linkage program software on lathe, walking for file is generated if verifying after five-axle linkage program calculates The locus of points is correct, then carries out formally beginning to use five-axle linkage program software in next step, otherwise carry out five-axle linkage program Verification, it is correct that the locus of points of walking of file is generated after verifying five-axle linkage program and calculating；
After step 2 four, test run are qualified, five-axle linkage program software is begun to use to carry out the adjustment of blade linear；
Step 2 five, solves five-axle linkage program operation process produced problem.
Embodiment three：
Unlike embodiment two, the turbine Blade Machining side based on molded line adjustment of present embodiment Method, realize that the process of the special operating system of lathe is by QT and C++ described in step 2 two, replicate the file opened to finger Determine in file, open ISO files with notepad afterwards, find i.e. circulation afterwards and start, search X afterwards and by the number behind X Word is assigned to variable X, searches Y afterwards and the numeral behind Y is assigned into variable Y, searches Z afterwards and assigns the numeral behind Z It is worth and gives variable Z, search A afterwards and the numeral behind A is assigned to variables A, searches C afterwards and be assigned to the numeral behind A Variable C；The replacement shown in following formula is done afterwards, if running into carriage return, is this time searched assignment and is calculated and terminate, continue down to search assignment meter Calculate, terminate if running into circulation, quitting a program file and preserves；Wherein,
Alternate form is：
b0、b1、b2Inputted for user.
Embodiment four：
Unlike embodiment one or two, the turbine Blade Machining based on molded line adjustment of present embodiment Method, the process for carrying out the adjustment of blade linear described in step 2 four using five-axle linkage program software be,
1) double-click icon and open five-axle linkage program software；
2) according to the molded line type to be moved, respective value is filled in Y/X/Z value input fields；
3) the five-axle linkage program file of conversion, then clicks determination required for opening；
4) wait until that prompting frame occurs changing successful word printed words after clicking conversion operation order, meanwhile, five axles connection Dynamic program is stored under numerical control program of the same name.
Embodiment 1：
, can be according to five-axle linkage using the four key point absolute coordinates determined on Y-Z plane under lathe coordinate system Program Generating radius is 100mm circle；Wherein, five-axle linkage program coordinate system is the function on corner A, is by workpiece and knife Tool contact point is the workpiece coordinate system of the center of circle and moment rotational translation as five-axle linkage program coordinate system；The cutter shaft side of cutter To the Z-direction for five-axle linkage program coordinate system；
Four key point absolute coordinates are：
First point：X0, Y0, Z100, A90
Second point：X0, Y-100, Z0, A180
3rd point：X0, Y0, Z-100, A270
4th point：X0, Y100, Z0, A360
And A refers to the absolute corner of main shaft；
Actually five-axle linkage Program Generating radius is 100mm circle, and its numerical control program is：
%N0
N10G99(3.ISO；24March 201409:23；Der14.5-12.198)
G99(TSPP_E500,DIAM40,RAG3,PEEL2,TACO)
PA1
F1800S2000
G99M10
G99M11{XYZAC}
N11G63E0.1
N12G01X100 Y0 Z100A90
N13 X100 Y0 Z100A180
N14 X100 Y0 Z100A27
N15 X100 Y0 Z100A360
N16 X100 Y0 Z100A450
N18765G62
N18766%
Variation characteristic at the time of further according to five-axle linkage program coordinate system, when cutter shaft does not pass through gyroaxis, five-axle linkage The Y value of program coordinate system is no longer zero, then five-axle linkage program coordinate system is along the changing rule for moving presentation of Y-axis, is led to Cross change Z values and A values and change Y value in machining code,
Below, start the rule of conversion of solution five-axle linkage program coordinate system, obtain the transformation matrix of coordinates of instantaneous coordinate system：
It is actual when moving progress along X-axis or Y-axis or Z axis using five-axle linkage program coordinate system relative to lathe coordinate system During machine tooling, still, the coordinate system of actually five-axle linkage is workpiece coordinate system, and the moment is using cutter axis orientation as Z-direction.Such as Fruit is considered in the case where not changing G code coordinate, is work only by the so-called Parameter Switch moved along X-axis or Y-axis or Z axis Numerical value under part coordinate system, then by the parameter and G code after conversion, i.e., X, Y, Z value vector in the instruction in numerical control program Carry out plus-minus operation.Specifically,
First, it is relative value to set along X-axis or Y-axis or Z axis relative to the movement of previous point, the coordinate system with parallel play It is unrelated, and the centre of gyration that lathe coordinate system is connected in lathe is set, workpiece coordinate is also connected in the centre of gyration of lathe；
(1) four-axle linked simple scenario, on Y-Z plane：
The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it moves horizontally distance and is bmm；Instantaneous point coordinate translation figure as shown in Figure 1,
Its numerical control program is：
%N0
N10G99(3.ISO；24March 201409:23；Der14.5-12.198)
G99(TSPP_E500,DIAM40,RAG3,PEEL2,TACO)
PA1
F1800S2000
G99M10
G99M11{XYZAC}
N11G63E0.1
N12G01X100 Y0 Z107.7A21.8
N13 X100 Y0 Z133.09A61
N14 X100 Y0 Z140A90
N15 X100 Y0 Z133.09A119
N16 X100 Y0 Z107.7A158.2
X100 Y0 Z75.86A205.84
X100 Y0 Z63.8A238.04
X100 Y0 Z60A270
X100 Y0 Z63.8A300.96
X100 Y0 Z75.86A334.16
N18765G62
N18766%
Wherein, moved along Y-axis forward direction as just, on the contrary is negative；
Coordinate at position 1 is (y, z, A), and the coordinate that position 1 ' is located is (y ', z ', A).
According to position relationship, relativeness is derived：
(2) four-axle linked complex situations：
The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it moves horizontally distance and is b1Mm, vertical travel distance b2Mm, as shown in Fig. 2
Four-axle linked complex situations are resolved into two sections of translations：The place of position 1 ' is transformed at 0 point, and position 1 is being transformed into by 0 point Place, then
The place of position 1 ' is transformed at 0 point, and conversion coordinate relation is：
0 is transformed into the place of position 1 ', and conversion coordinate relation is：
So, the transformational relation that spatial point is transformed at position 1 from position 1 ' is：
The distance of workpiece point X-direction movement is b1, then b0、b1、b2The general position of three direction compositions spatial point moves It is dynamic, meet the mobile property of generality,
The movement of X-direction is unrelated with other specification, i.e.,：
X=X '+b0 1-5
Combination type 1-4 and 1-5 obtain the matrix equation of a certain instantaneous coordinate space of points movement：
(4) the five-axle linkage situation that lathe yaw is swung：
As shown in figure 3, the direction coordinate transform of lathe yaw, on X-Z plane：
Due to the Z. direction of principal axis that cutter axis orientation is workpiece coordinate system, then, workpiece coordinate system X, Y, Z of five-axle linkage and four Workpiece coordinate system X ' Y ' the Z ' of axle linkage are there is the deviation of angle, as shown in figure 3, noticing that corner is negative in figure.When space When point is transformed into from position 1 ' at position 1, according to mathematical relationship, we can obtain：
Certain point is transformed at 0 point from position 1 '：
Certain point is transformed at 1 point from position 0：
Formula 1-9 and 1-8 are merged, can be obtained：
The transition matrix for being so transformed into from position 1 ' in X-Z plane space point at 1 point is：
Actual coordinate points are made up of five elements of X, Y, Z, A and C, wherein, A, C refer to the absolute corner of main shaft and yaw respectively Absolute corner, the two elements are added, synthesize the general formula of five-axle linkage coordinate transform, i.e.,：
Based on moving displacement vectorObtained new coordinate value：
And the transformation matrix of coordinates of each instantaneous processing stand is different, be with a upper processing stand change in location and Change；If a five-axle linkage program has 230,000 rows, then transformation matrix of coordinates just has 230,000.Wherein, EiRepresent every Individual corresponding transformation matrix of coordinates, i=1,2,3...；Represent that moving displacement vector is given according to field condition, user,The vector multiplications of each corresponding transformation matrix of coordinates and moving displacement vector are represented,Represent the coordinates matrix of former coordinate In vector；
2nd, the special operating system of lathe is realized by QT and C++, interface is as shown in Figure 4；Procedure code is：
Main()
{ // the replicate file opened is into specified folder
// with notepad open ISO files (digital control processing G code)
// judge:Search G0.I.e. circulation is found to start：
// X is searched, the numeral behind X is assigned to variable X
// Y is searched, the numeral behind Y is assigned to variable Y
// Z is searched, the numeral behind Z is assigned to variable Z
// A is searched, the numeral behind A is assigned to variables A
// C is searched, the numeral behind A is assigned to variable C
//Above formula replacement is done, wherein, b0、b1、b2For with The mobile X values of family input, mobile Y value and mobile Z values, its interface are as shown in Figure 5：
// carriage return is run into, this time search assignment and calculate and terminate, continue down lookup assignment and calculate
// run into % circulations and terminate, quitting a program file and preserves
}
3rd, the trial operation five-axle linkage program software on lathe：
The trial operation five-axle linkage program software on lathe, walking a little for file is generated if verifying after five-axle linkage program calculates Track is correct, then carries out formally beginning to use five-axle linkage program software in next step, otherwise carry out five-axle linkage program ver-ify, It is correct that the locus of points of walking of file is generated after verifying five-axle linkage program and calculating；7.ISO is processed with 141206001 blade steam passages Exemplified by, the runs software inerrancy under lathe windows 2000Built on NT Technology systems, and track is correct；
Steam passage processing 7.ISO molded line X-direction movement 5.1mm, Y-direction movement 5.1mm, Z-direction movement 5.1mm.On lathe Generation program and source program stereogram contrast as shown in fig. 6, generated on lathe program with source program compare Y-Z figures as shown in fig. 7, Program is generated on lathe and compares X-Y figures as shown in Figure 8 with source program；
4th, after test run is qualified, five-axle linkage program software is begun to use to carry out the adjustment of blade linear；Specially：
1) double-click icon and open five-axle linkage program software；Program software operation interface is as shown in Figure 9；
2) according to the molded line type to be moved, respective value is filled in Y/X/Z value input fields；If for example, will Mobile steam passage Ka Jiao, only need to fill in respective value in Y value input field；X values or the input of Z values amount of movement are identical Input method；
3) the five-axle linkage program file of conversion required for " Browse (B) " is opened is clicked on, then clicks determination；
4) wait until that prompting frame occurs changing successful word printed words after clicking conversion operation order " convert "： Convert succeed！Program with the same name stored in C:Ycm, that is, change successfully！Such as figure Shown in 10, meanwhile, five-axle linkage program is stored in C:Under ycm under numbers of the same name control program.
5th, solves five-axle linkage program operation process produced problem.
Problem 1：Incomplete version windows2000 systems, many windows modules have all been deleted, and what is commonly programmed can Performing file can not open；
Solution：Whole dll file packings used in software are discharged into machine tool system.
Figure 11 softwares trial operation produced problem 2 on lathe illustrates
Problem 2：Program commencement of commercial operation produced problem --- the excess of stroke
Matrix algorithm is recursive algorithm in software, it is necessary to has initial value.So program start the coordinate value that sets as X0Y0Z200.Procedure is using rotor center as X-axis zero point i.e. X0 sometimes.X values so in program are -700 mostly Left and right, some is even more more, and every group of blade numerical value is different from differing larger.First knife walks the direct excess of stroke of G0X0.
Solution：Software increase as shown in figure 12 to the software interface figure of knife parameter, using to the X values of knife as initially X values.Insert switching software " First X=" position.
Problem 3：Program commencement of commercial operation produced problem --- realize batch processing five-axle linkage program file；
Originally can only one program file of single treatment, if program file is more, software uses particularly troublesome.
Solution：Change software processing operation relation.After change, any quantity journey of user's selection can be once handled Preface part.
Problem 4：Program commencement of commercial operation produced problem --- there is no instructions to the user book；
Operator causes to forget that software operates for a long time due to break tour reason without using software.
Solution：The user guided book of operation of a PDF format has been write, has been placed in machine operation system.
If operator forgets how to operate, it can check that operation instructions are very detailed, also for individual example, such as Figure 13 institutes Show.The program circulation source code that machine operation system is realized, respective value is calculated by source program circulation searching, as follows：

Claims (4)

  1. A kind of 1. turbine Blade Machining method based on molded line adjustment, it is characterised in that：Methods described is real by following steps It is existing：
    Step 1: definition：
    (1), workpiece and cutter contact point are sat for the workpiece coordinate system of the center of circle and moment rotational translation as five-axle linkage program Mark system；Wherein, five-axle linkage program coordinate system is the function on corner A；The cutter axis orientation of cutter is sat for five-axle linkage program Mark the Z-direction of system；
    (2) four absolute coordinates determined, are utilized on Y-Z plane under lathe coordinate system, can be according to five-axle linkage program Generation circle；Wherein,
    Four absolute coordinates are：
    First point：X0, Y0, Z100, A90
    Second point：X0, Y-100, Z0, A180
    3rd point：X0, Y0, Z-100, A270
    4th point：X0, Y100, Z0, A360
    And A refers to the absolute corner of main shaft；
    (3), five-axle linkage program coordinate system along Y-axis move when Y value changing rule：
    According to variation characteristic at the time of five-axle linkage program coordinate system, when cutter shaft does not pass through gyroaxis, five-axle linkage program is sat The Y value of mark system is no longer zero, then five-axle linkage program coordinate system is along the changing rule for moving presentation of Y-axis, by changing Z Value and A values and change in machining code Y value, program effect is：
    Step 2: solving the rule of conversion of five-axle linkage program coordinate system, the transformation matrix of coordinates of instantaneous coordinate system is obtained：
    , will be along X-axis or Y when moving the actual machine tooling of progress along X-axis or Y-axis or Z axis using five-axle linkage program coordinate system Axle or the Parameter Switch of Z axis movement are the numerical value under workpiece coordinate system, then pass through X, Y, Z in the parameter and G code after conversion Value vector carries out plus-minus operation.
  2. 2. the turbine Blade Machining method according to claim 1 based on molded line adjustment, it is characterised in that：Step 2 institute The rule of conversion for solving five-axle linkage program coordinate system is stated, the process for obtaining the transformation matrix of coordinates of instantaneous coordinate system is,
    Step 2 one, to set along X-axis or Y-axis or Z axis relative to the movement of previous point be relative value, and sets lathe coordinate system and consolidate The centre of gyration of lathe is connected in, workpiece coordinate is also connected in the centre of gyration of lathe；
    (1) four-axle linked simple scenario, on Y-Z plane：
    The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it is b that it, which moves horizontally distance,；Its In, moved along Y-axis forward direction as just, on the contrary is negative；
    Coordinate at position 1 is (y, z, A), and the coordinate that position 1 ' is located is (y ', z ', A)
    According to position relationship, relativeness is derived：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <mi>Y</mi> <mo>=</mo> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> <mo>+</mo> <mi>b</mi> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>Z</mi> <mo>=</mo> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> <mo>-</mo> <mi>b</mi> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>1</mn> </mrow>
    (2) four-axle linked complex situations：
    The point being transformed into five-axle linkage program coordinate system from position 1 ' at position 1 is located at, it is b that it, which moves horizontally distance,1, hang down Straight displacement is b2；
    Four-axle linked complex situations are resolved into two sections of translations：The place of position 1 ' is transformed at 0 point, and position 1 is being transformed into by 0 point, Then
    The place of position 1 ' is transformed at 0 point, and conversion coordinate relation is：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msub> <mi>Y</mi> <mn>0</mn> </msub> <mo>=</mo> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> <mo>+</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>=</mo> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>2</mn> </mrow>
    0 is transformed into the place of position 1 ', and conversion coordinate relation is：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <mi>Y</mi> <mo>=</mo> <msub> <mi>Y</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>Z</mi> <mo>=</mo> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>3</mn> </mrow>
    So, the transformational relation that spatial point is transformed at position 1 from position 1 ' is：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msub> <mi>Y</mi> <mn>0</mn> </msub> <mo>=</mo> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> <mo>+</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>=</mo> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> <mo>-</mo> <msub> <mi>b</mi> <mn>1</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>4</mn> </mrow>
    The distance of workpiece point X-direction movement is b1, then b0、b1、b2The general position movement of spatial point of three direction compositions, symbol The mobile property of generality has been closed,
    The movement of X-direction is unrelated with other specification, i.e.,：
    X=X '+b0 1-5
    Combination type 1-4 and 1-5 obtain the matrix equation of a certain instantaneous coordinate space of points movement：
    <mrow> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mi>X</mi> </mtd> </mtr> <mtr> <mtd> <mi>Y</mi> </mtd> </mtr> <mtr> <mtd> <mi>Z</mi> </mtd> </mtr> </mtable> </mfenced> <mo>=</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msup> <mi>X</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> </mtable> </mfenced> <mo>+</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mn>1</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> <mtd> <mrow> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mo>-</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> <mtd> <mrow> <mi>cos</mi> <mi> </mi> <msub> <mi>A</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msub> <mi>b</mi> <mn>0</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>1</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>2</mn> </msub> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>6</mn> </mrow>
    <mrow> <msub> <mover> <mi>a</mi> <mo>&amp;RightArrow;</mo> </mover> <mi>j</mi> </msub> <mo>=</mo> <msubsup> <mover> <mi>a</mi> <mo>&amp;RightArrow;</mo> </mover> <mi>i</mi> <mo>&amp;prime;</mo> </msubsup> <mo>+</mo> <msubsup> <mi>E</mi> <mi>i</mi> <mrow> <mo>(</mo> <mn>1</mn> <mo>)</mo> </mrow> </msubsup> <mover> <mi>b</mi> <mo>&amp;RightArrow;</mo> </mover> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>7</mn> </mrow>
    (3) the five-axle linkage situation that lathe yaw is swung：
    Lathe yaw direction coordinate transform, on X-Z plane：
    Due to the Z-direction that cutter axis orientation is workpiece coordinate system, then, workpiece coordinate system X, Y, Z of five-axle linkage and four axles join Dynamic workpiece coordinate system X ' Y ' Z ' are there is the deviation of angle, when space point is transformed into from position 1 ' at position 1, according to Mathematical relationship, it can obtain：
    Certain point is transformed at 0 point from position 1 '：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <msub> <mi>X</mi> <mn>0</mn> </msub> <mo>=</mo> <mi>X</mi> <mo>+</mo> <msub> <mi>b</mi> <mn>0</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>c</mi> <mi>o</mi> <mi>s</mi> <mrow> <mo>(</mo> <mo>-</mo> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>=</mo> <mi>Z</mi> <mo>-</mo> <msub> <mi>b</mi> <mn>0</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>s</mi> <mi>i</mi> <mi>n</mi> <mrow> <mo>(</mo> <mo>-</mo> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>8</mn> </mrow>
    Certain point is transformed at 1 point from position 0：
    <mrow> <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <mi>X</mi> <mo>=</mo> <msub> <mi>X</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>s</mi> <mi>i</mi> <mi>n</mi> <mrow> <mo>(</mo> <mo>-</mo> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>Z</mi> <mo>=</mo> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mrow> <mo>(</mo> <mo>-</mo> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>)</mo> </mrow> </mrow> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>9</mn> </mrow>
    Formula 1-9 and 1-8 are merged, can be obtained：
    <mfenced open = "{" close = ""> <mtable> <mtr> <mtd> <mrow> <mi>X</mi> <mo>=</mo> <msub> <mi>X</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>0</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>-</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>C</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>Z</mi> <mo>=</mo> <msub> <mi>Z</mi> <mn>0</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>0</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>sin</mi> <mi> </mi> <msub> <mi>C</mi> <mn>1</mn> </msub> <mo>+</mo> <msub> <mi>b</mi> <mn>2</mn> </msub> <mo>&amp;CenterDot;</mo> <mi>cos</mi> <mi> </mi> <msub> <mi>C</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced>
    The transition matrix for being so transformed into from position 1 ' in X-Z plane space point at 1 point is：
    <mrow> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mi>X</mi> </mtd> </mtr> <mtr> <mtd> <mi>Y</mi> </mtd> </mtr> <mtr> <mtd> <mi>Z</mi> </mtd> </mtr> </mtable> </mfenced> <mo>=</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msup> <mi>X</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> </mtable> </mfenced> <mo>+</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mrow> <msub> <mi>cosC</mi> <mn>1</mn> </msub> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mo>-</mo> <msub> <mi>sinC</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mn>1</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mrow> <msub> <mi>sinC</mi> <mn>1</mn> </msub> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <msub> <mi>cosC</mi> <mn>1</mn> </msub> </mrow> </mtd> </mtr> </mtable> </mfenced> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msub> <mi>b</mi> <mn>0</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>1</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>2</mn> </msub> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>10</mn> </mrow> 2
    <mrow> <msub> <mover> <mi>a</mi> <mo>&amp;RightArrow;</mo> </mover> <mi>j</mi> </msub> <mo>=</mo> <msubsup> <mover> <mi>a</mi> <mo>&amp;RightArrow;</mo> </mover> <mi>i</mi> <mo>&amp;prime;</mo> </msubsup> <mo>+</mo> <msubsup> <mi>E</mi> <mi>i</mi> <mrow> <mo>(</mo> <mn>2</mn> <mo>)</mo> </mrow> </msubsup> <mover> <mi>b</mi> <mo>&amp;RightArrow;</mo> </mover> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>11</mn> </mrow>
    Actual coordinate points are made up of five elements of X, Y, Z, A and C, wherein, A, C refer to the absolute corner of main shaft respectively and yaw is absolute Corner, the two elements are added, synthesize the general formula of five-axle linkage coordinate transform, i.e.,：
    <mrow> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mi>X</mi> </mtd> </mtr> <mtr> <mtd> <mi>Y</mi> </mtd> </mtr> <mtr> <mtd> <mi>Z</mi> </mtd> </mtr> </mtable> </mfenced> <mo>=</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mi>X</mi> </mtd> </mtr> <mtr> <mtd> <mi>Y</mi> </mtd> </mtr> <mtr> <mtd> <mi>Z</mi> </mtd> </mtr> </mtable> </mfenced> <mo>+</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mn>1</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mi>cos</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <mi>sin</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mo>-</mo> <mi>sin</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <mi>cos</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> </mtr> </mtable> </mfenced> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mrow> <msup> <mi>cosC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mo>-</mo> <msup> <mi>sinC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mn>1</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mi>sinC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <msup> <mi>cosC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> </mtr> </mtable> </mfenced> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msub> <mi>b</mi> <mn>0</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>1</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>2</mn> </msub> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>11</mn> </mrow>
    <mrow> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mi>X</mi> </mtd> </mtr> <mtr> <mtd> <mi>Y</mi> </mtd> </mtr> <mtr> <mtd> <mi>Z</mi> </mtd> </mtr> <mtr> <mtd> <mi>A</mi> </mtd> </mtr> <mtr> <mtd> <mi>C</mi> </mtd> </mtr> </mtable> </mfenced> <mo>=</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msup> <mi>X</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Y</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>Z</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mtd> </mtr> <mtr> <mtd> <mi>C</mi> </mtd> </mtr> </mtable> </mfenced> <mo>+</mo> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <mrow> <msup> <mi>cosC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mrow> <mo>-</mo> <msup> <mi>sinC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mrow> <mi>sin</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> <mi>sin</mi> <mi> </mi> <msup> <mi>C</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <mi>cos</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <mi>sin</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> <mi>cos</mi> <mi> </mi> <mi>C</mi> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mrow> <msup> <mi>cosA</mi> <mo>&amp;prime;</mo> </msup> <msup> <mi>sinC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <mo>-</mo> <mi>sin</mi> <mi> </mi> <msup> <mi>A</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mrow> <msup> <mi>cosA</mi> <mo>&amp;prime;</mo> </msup> <msup> <mi>cosC</mi> <mo>&amp;prime;</mo> </msup> </mrow> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>1</mn> </mtd> <mtd> <mn>0</mn> </mtd> </mtr> <mtr> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>0</mn> </mtd> <mtd> <mn>1</mn> </mtd> </mtr> </mtable> </mfenced> <mfenced open = "[" close = "]"> <mtable> <mtr> <mtd> <msub> <mi>b</mi> <mn>0</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>1</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>2</mn> </msub> </mtd> </mtr> <mtr> <mtd> <msub> <mi>b</mi> <mn>3</mn> </msub> </mtd> </mtr> <mtr> <mtd> <mn>1</mn> </mtd> </mtr> </mtable> </mfenced> <mo>-</mo> <mo>-</mo> <mo>-</mo> <mn>1</mn> <mo>-</mo> <mn>12</mn> </mrow>
    Based on moving displacement vectorObtained new coordinate value：
    And the transformation matrix of coordinates of each instantaneous processing stand is different, is become with a upper processing stand change in location Change；Wherein, EiThe each corresponding transformation matrix of coordinates of expression, i=1,2,3...；Moving displacement vector is represented,Represent every The vector multiplications of individual corresponding transformation matrix of coordinates and moving displacement vector,Represent the vector in the coordinates matrix of former coordinate；
    Step 2 two, the special operating system of lathe is realized by QT and C++；
    Step 2 three, the trial operation five-axle linkage program software on lathe：
    On lathe trial operation five-axle linkage program software, a rail is walked if verifying and generating file after five-axle linkage program calculates Mark is correct, then carries out formally beginning to use five-axle linkage program software in next step, otherwise carry out five-axle linkage program ver-ify, It is correct that the locus of points of walking of file is generated after verifying five-axle linkage program and calculating；
    After step 2 four, test run are qualified, five-axle linkage program software is begun to use to carry out the adjustment of blade linear；
    Step 2 five, solves five-axle linkage program operation process produced problem.
  3. 3. the turbine Blade Machining method according to claim 2 based on molded line adjustment, it is characterised in that：The institute of step 2 two State and realize that the process of the special operating system of lathe is by QT and C++, replicate the file opened into specified folder, it ISO files are opened with notepad afterwards, i.e. circulation is found afterwards and starts, search X afterwards and the numeral behind X is assigned to variable X, Y is searched afterwards and the numeral behind Y is assigned to variable Y, searches Z afterwards and the numeral behind Z is assigned to variable Z, afterwards Search A and the numeral behind A is assigned to variables A, search C afterwards and the numeral behind A is assigned to variable C；Do down afterwards Replacement shown in formula, if running into carriage return, this time search assignment and calculate and terminate, continue down lookup assignment and calculate, if running into circulation Terminate, quitting a program file and preserves；Wherein,
    Alternate form is：
    b0、b1、b2Inputted for user.
  4. 4. the turbine Blade Machining method according to claim 2 based on molded line adjustment, it is characterised in that：The institute of step 2 four State and be using the process of the adjustment of five-axle linkage program software progress blade linear,
    1) double-click icon and open five-axle linkage program software；
    2) according to the molded line type to be moved, respective value is filled in Y/X/Z value input fields；
    3) the five-axle linkage program file of conversion, then clicks determination required for opening；
    4) wait until that prompting frame occurs changing successful word printed words after clicking conversion operation order, meanwhile, five-axle linkage journey Sequence is stored under numerical control program of the same name.
CN201510889389.4A 2015-12-04 2015-12-04 Turbine Blade Machining method based on molded line adjustment Active CN105373074B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510889389.4A CN105373074B (en) 2015-12-04 2015-12-04 Turbine Blade Machining method based on molded line adjustment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510889389.4A CN105373074B (en) 2015-12-04 2015-12-04 Turbine Blade Machining method based on molded line adjustment

Publications (2)

Publication Number Publication Date
CN105373074A CN105373074A (en) 2016-03-02
CN105373074B true CN105373074B (en) 2017-11-21

Family

ID=55375360

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510889389.4A Active CN105373074B (en) 2015-12-04 2015-12-04 Turbine Blade Machining method based on molded line adjustment

Country Status (1)

Country Link
CN (1) CN105373074B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107862104B (en) * 2017-09-27 2020-09-29 重庆大学 Design method for linear-arc blade profile of annular nozzle
CN115194555A (en) * 2022-07-18 2022-10-18 成都星麟数控科技有限公司 Method for carving along with randomly placed workpiece directions

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101745672A (en) * 2009-12-21 2010-06-23 东方电气集团东方汽轮机有限公司 Method for processing slots on turbine rotor for mushroom-shaped blade roots
CN101859126A (en) * 2010-04-30 2010-10-13 西北工业大学 Five-coordinate numerical control machining cutter path changing method
CN102023613A (en) * 2010-12-29 2011-04-20 广西工学院 Five-axis linkage numerical control (NC) machining post processor and processing method thereof
CN104827113A (en) * 2014-11-27 2015-08-12 王晓冬 Method of processing impeller on five-axis machining center

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06278064A (en) * 1993-03-31 1994-10-04 Citizen Watch Co Ltd Method for converting coordinate of visual sensor
JPH0863215A (en) * 1994-08-25 1996-03-08 Fanuc Ltd Inclined axis control system for cnc

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101745672A (en) * 2009-12-21 2010-06-23 东方电气集团东方汽轮机有限公司 Method for processing slots on turbine rotor for mushroom-shaped blade roots
CN101859126A (en) * 2010-04-30 2010-10-13 西北工业大学 Five-coordinate numerical control machining cutter path changing method
CN102023613A (en) * 2010-12-29 2011-04-20 广西工学院 Five-axis linkage numerical control (NC) machining post processor and processing method thereof
CN104827113A (en) * 2014-11-27 2015-08-12 王晓冬 Method of processing impeller on five-axis machining center

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
基于VERICUT的汽轮机大叶片数控加工仿真的应用;高俊鹏 等;《汽轮机技术》;20110430;第53卷(第2期);第154-156页，第138页 *

Also Published As

Publication number Publication date
CN105373074A (en) 2016-03-02

Similar Documents

Publication Publication Date Title
CN105242538B (en) Part multi-processing process MBD models and implementation method based on figure layer
CN102073270B (en) The Fractional Order PID control method of single-input single-output time lag system
CN102023613A (en) Five-axis linkage numerical control (NC) machining post processor and processing method thereof
CN107807610A (en) The complex curved surface parts mechanical arm system of processing and method in a kind of feature based storehouse
CN106959664B (en) Based on the online nonlinear error compensation method of the double turntables of five axis
CN105373074B (en) Turbine Blade Machining method based on molded line adjustment
Zhao et al. Digital twin for NC machining using complete process information expressed by STEP-NC standard
Kholopov et al. Application of the digital twin concept to solve the monitoring task of machine-building technological process
CN104537153A (en) Screw theory-based index matrix type machine tool space error modeling and Morris global variable sensitivity analyzing method
Čech et al. Novel tools for model-based control system design based on FMI/FMU standard with application in energetics
CN105373008A (en) Full physics model simulation method for electric power system
CN102540974B (en) A kind of conversion method of numerical control code
CN107667349A (en) It is used for the method and system clustered to project data in multidisciplinary engineering system
CN103605849B (en) The implementation method calculated that links in development environment is analyzed in a kind of product design
Wang et al. Intelligent manufacturing system of impeller for computer numerical control (CNC) programming based on KBE
CN108615106A (en) A kind of vehicle body total-assembly clamping switching system reliability estimation method
CN103617170A (en) Automatic exposure machine document checking system
CN103530436A (en) Tooling layout drawing parameterization generation method based on AUTOCAD. NET API
Zhang et al. CNC programming system for complex components based on KBE within integrated environment of CAD/CAPP/CAM
CN103065019A (en) Application method of straight gear tooth rack cutter CAD (computer-aided design) drafting system
Živanović et al. Application of the STEP-NC standard ISO 10303 AP238 for turning operations
Xu et al. Globoidal Indexing Cam’s CAD/CAM Development on Pro/E
Fang et al. A parametric modeling for fast radial infeed planning process in gear skiving
Benea et al. Process plan validation including process deviations and machine-tool errors
Tang An approach to function identification in automated conceptual design of mechanism systems

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant