AGMA 93FTM13-1993 CAGE- Computer Aided Gear Engineering Software《CAGE-计算机辅助齿轮工程软件》.pdf

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1、93FTM13CAGE- Computer Aided GearEngineering Softwareby: Enrico EspositoThe Gleason WorksAmerican Gear Manufacturers AssociationTECHNICAL PAPERCAGE- Computer Aided Engineering SoftwareEnrico Esposito, The Gleason WorksThestatements and opinions containedhereinarethose of theauthorand shouldnotbe cons

2、trued as an official action oropinion of the American Gear Manufacturers Association.ABSTRACT:Stateof the art computerprogramming techniqueshavebeen combined withbevel and hypoid gear software to give thegearengineer a modern, user friendly geardevelopment tool. The UNIXbased set of programsuse an i

3、ndustry standardwindows-based graphical user interface for efficient and logical gear design and analysis, manufacturing data andinspection data. Special features include: file folders containing all gear set development information, multi-windowdisplay and processing, full international language su

4、pport, connections to manufacturingand inspection machines,field, screen andprogram level on-line help facility and on-line user guide.Copyright 1993American Gear Manufacturers Association1500 King Slreet, Suite 201Alexandria, Virginia, 22314October, 1993ISBN: 1-55589-625-1The process of bevel and h

5、ypoid gear design The calculations for basic machine settings havehas evolved over the years from hand calculated been continually improved since the introduction of thedesigns and weeks in the shop to computer generated computer, but are only based on conditions at thereports with direct links to m

6、anufacturing and calculation point. Therefore, it is desirable to analyzeinspection machines. The iterative design process has the tooth surfaces and their mating contactbeen simplified with state of the art computers and characteristics before parts are manufactured. Acomputer techniques. Todays ge

7、ar design and analysis number of programs that use the blank dimensions andprograms take advantage of the computer industrys basic machine settings have been developed for thisstandards and state of the art software tools to provide type of analysis.todays engineers a platform for gear design that w

8、illtake them into the twenty-first century. Tooth Contact AnalysisThe primary analysis method is Tooth ContactBevel and Itypoid Gear Design Analysis (TCA). The tooth contact pattern that wouldbe observed by rolling the manufactured parts in a testThe Gear Design Process machine using a marking compo

9、und is displayed, alongThe tooth surfaces of bevel and hypoid gears are with a motion graph that displays the “smoothness“ ofdefined implicitly by the machine setup and motions roll. See Figure 2.used to manufacture the gear and the specifications of = ,_._,._=,_ _1_the generating tool. As a result,

10、 an iterative design “_,_,_,s - ,is, G_,_-_ _, - _process has evolved. The initial blanks are designed _,_ _o_,_,_rI0 _ 35 I_TE 3/_/93I_N-G. OF.fiR L“Ot_EXCO_Vbased on established standards. Contact pattern control _,7,_oE_=_,o“_,_.00-_-_._G_Z_RDII_4ETIR7.600 7.340CI3NTLm3TMFACT 0.35 O.35DELTAC_qMMA

11、M. -I .000 -2.O00DELTA_I;“4AX. -2,000 110,000the mating teeth along with the desired unifoimity of 0o_,o0,_ oo_,_._o_o.oD_CX EIV) -2 *_ -LOmotion. Using this control data and the calculation = ii_! -! -_! -l_ ,_ NOTION40, EI_IT_CT0.17formulas for the generating method, a basic machine g_: _o _ A,o_,

12、smachineis definedas a machinethat hasallpossible ,setup and generating motions without any physical ., , ,., ,limitations. See Figure 1.Additional lnout /ICompetitorMsehin_ SerdagsGearParsmeteas SurfaceCoordinatesto Ser,inSsControlD_B_ Se_Figure 2: Tooth Contact Analysis (TCA)T *TCA Machine Se_ng S

13、umma_/Undercut DID Blade CaindingSumm_7Mismatch _ G.AOEInspection DataLoadedTCAStressTCASurface Compa.,isonSpecialRouglung SetupRevacyde, _tFigure 1: Gear Design ProcessMismatch -_+ _._. _ _,_._“ . _The Mismatch program plots mismatch between ._ jL_la_jt_. _-_-_L _,_L_,_jthe mating tooth surface fro

14、m a conjugatetoOthsurface.See Figure 3. : _2 _,_:, , :_ i! _ :_,_i,to_ _l_MarcN ptaT “_dt_r0P _s 2= T_I_ _._“+_+_:,.-._,- -. _ Figure 5: Loaded TCA. Stress TCAI_ _t_,l_l,p,l_,-*y_l_ d,_._.Figure 30: Refining the TCANext, depending on the type of job,other analysis methods like mismatch,13General mac

15、hine information is enteredby selecting General Information from the Editpulldown menu option on the Summary menubar.Figure 35: Summary DisplayOnce satisfied with the design of thejob, all that left to do is save the file folder andFigure 33: General Summary Information end the session.Next, the sum

16、mary can be created.From the Run program menu option, selectCalculate Summary.Figure 36: Saving the Contents of the WorkFolderFigure 34: Calculating a Summary Once the folder is saved, the user canend the program. All the files in the work areaLike all other reports, the Summary canwill remain until the user selects a new folder orbe sized and positioned on the screen by theuser. To print the report, from the File opens another folder. This allows the engineerto end the program, and restartthe program topulldown menu, select Print. pick up on the development right where theyleft off.14