PHN 2 : MT S V DI. X l Mesh 1. Click Insert > Import v chn SheetMetal.stl at ti v tr sau:

~\Program Files\INUS Technology\Rapidform XOR\Sample\QuickStartGuide

Click vo nt ImportOnly. Bn c th xem hnh sau.

2. Kick p SheetMetal vo thanh Tree vo phn x l Mesh .

3. Click Tools > Mesh Tools > Healing Wizard loi b li tha. ChnOK vi cc la chn mc nh.

4. Chn Tools > Mesh Tools > Global Remesh phc hi b mt v nng cao cht lng cc b mt .B chn Make Clean And Manifold Solid Mesh click OK. Bn c th thy.

Ch

Nu bn chn Make Clean And Manifold Solid Mesh, n s lm sch v ng cc mt li. Ch s dng ty chn ny ng cc mt li. Cc mt li trong m hnh ny c m v vy trng hp ny khng chn Make Clean And Manifold Solid Mesh5. Click Tools > Mesh Tools > Decimate gim s lng im ( mt li) . Thit lp t l gim n 25%. Click OK.

6. Bn c th s dng v cc l.

7. Click Tools > Mesh Tools > Fill Holes in y cc l . Chn cc l cn v v n nt OK.

Chn nt in y cc l trn ranh gii nh hnh di La chn cnh v ko n vo cnh i din nh vic to 1 cy cu . Click OK. Chn mt ranh gii v p dng lm y l.

8. Click Tools > Mesh Tools > Enhance loi b ch d tha. Click OK.

9. Click Tools > Mesh Tools > Edit Boundaries x l cc ng bin trong. i Method thnh Fit v Fitting Shape , Auto ri chn cc ng bin. Click OK.

10. thay i bin dng ngoi , khng dng Method , Fit v Fitting Shape ta dng FreeForm.

11. Chn Tools > Mesh Tools > Optimize Mesh ti u ha d liu li.Nhng hnh nh cui cng trng nh c hin th bn di. Click OK.

II. Bottle

Bc 1: Region Group Chia vng lm vic cho tng khu vc.

Bc 2: Revolve To ng skeckt t d liu mesh. S dng revolve quanh trc vector

Bc 3: Extrude Cut To mt plane chu nht ri extrude cut voi solid va to.

Bc 4: Extrude Merge To 2 ng trn ri extrude up to region

Bc 5: Surface Cut To 4 b mt lm sau ct vi vt chnh

Bc 6: FilletGii nn bn knh ng vin ri p dng vo solid

Bc 7: Phn tch chnh xc

Bn c th d dng nh gi chnh xc ca vt da trn d liu mesh. lch ny c th hin bng bn mu. Bn c th thay i n bng cch chnh sa cc bc dng

Bc 8: o kim

Bn c th o khong cch hoc gc t d liu mesh hoc solid.

Step 1: Region Group

(1) Import Scan Data Click Insert > Import trn thanh menu v chn file Bottle.stl t ng dn : ~/INUS Technology/Rapidform XOR/Sample/QuickStartGuide

Click nt ImportOnly . Bn nhn thy nh hnh di;

(2) Segment Stage Click nt Region Group trn bng cng c vo ch vng Region Group

(3) Auto Segment Click nut (Auto Segment) sau n nt (OK) vi cc ty chn mc nh. ng dng ny chia cc vng vi cc mu sc khc nhau.

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(4) Exit Region Group Mode Chn nt

gc di cng bn phi khu vc ha thot khi ch Region GroupStep 2: Revolve

(1) Mesh Sketch Mode Click vo nt Mesh Sketch trn thanh menu n ty chn Mesh Sketch .

(2) Mesh Sketch Theo cy th mc di y;

Chn mt phng Right lm mt phng c s v click nt OK

(3) Hide Mesh n d liu li, click vo biu tng Bottle trn Model Tree.

Note Bn c th n hoc hin Meshses bng cch n t hp phm Ctrl + 1

(4) Phn Polyline (v ng Polyline) Bn c th nhn thy ng cong mu hng (chng ti gi n l polyline c to t d liu mesh). Phn polyline c s dng v hnh dng bn ngoi.

(5) V cung trn (Arc) Click nt (Centerpoint Arc ng tm) trn thanh cng c.

1st ArcChn mt khu vc v click nt Arc (Accept Fitting) to ra mt cung trn t polyline c chn

2nd Arc Chn polyline bang cch ko mt hp v cllick (Accept Fitting).

3rd Arc Chn 1 polyline v click(Accept Fitting).

(6) Draw Lines

Click nt (Line) trn thanh cng c. Trong cng mt phng thc trn , to fitting lines.

1st Line 2nd Line

3rd Line Check vo ty chn For Construction trong cy Line v chn 2 im to ng tm

(7) Sa i Arc

Chn mt im ca mt vng cung v ko n vo vng cung khc

bn c th ni 2 cung li vi nhau Biu tng ny c ngha l v tr ca 2 im l trng nhau.

Chn vng cung th nht nhn v gi nt Shift trn bn phm v kch p chut vo vng cung th 2. Bn c th thy s hn ch ca tool ny. Click nt Tangent ni 2 cung cho tip xc vi nhau.

(8) Trim Click nt (Trim) trn thanh menu.

Cy hp thoi sau xut hin v chn ty chn Corner Trim ; Chn mt ng thng v mt vng cung. 2 ng ny t ng ko di v ct nhau ti mt im

Trong cng mt cch trim cc cung khc nhau v ng thng khc nhau

s trim khc nhau.

NoteTt c cc cung v ng thng nn kt ni tr ng tm (center line). kim tra kt ni 2D ca vt th , click Tools > Sketch Tools > Highlight Disjoined Ends. Kt thc Disjoined c nu bt vi mu xanh nht.

(9) Exit Mesh Sketch Mode Click nt gc di cng bn phi mn hnh ha thot khi Mesh Sketch .

(10) Revolve Click nt (Revolve) trn thanh menu . Chn Sketch 1 (Mesh) l Base Sketch.

Bn c th xem trc hnh ca revolving . Click nt OK.

n solid ny bng cch n t hp phm Ctrl + 5 trn bn phm.

Hin mesh bng phm Ctrl + 1 Step 3: Extrude Cut

(1) Add Reference Plane Click nt(Ref. Plane) trn thanh menu.

t Method l Extract. Chn nt (Filter Regions) trn thanhSelect Filter di cng khu vc ha. Chn mt region and click OK. The Plane1 c to t region chn . Plane ny s c s dng v Sketch vng nh.

(2) Mesh Sketch ModeChn nt Mesh Sketch trn thanh toolbar vo ch Mesh Sketch

Xut hin cy hp thoi sau . Chn Plane1 l Base Plane v offset plane khong 0.3mm bng cch di chuyn mi tn mu xanh . Sau click

OK n mesh bng cch n Ctrl + 1 trn bn phm.

(3) Mesh Sketch Click nt (Line) trn thanh toolbar. V nhiu ng thng nh hin th trong hnh ;

(4) Set Constraint Double click vo dng u v click nt Click dng cui cng v click

Double Click ng thng bn tri v click the

Click ng thng bn phi v click nt Click nt thot khi ch Mesh Sketch.

Hin solid bng cch n t hp phm Ctrl + 5 trn keyboard.

(5) Extrude Click nt (Extrude) trn thanh menu . Chn Sketch 2 (Mesh) as Base Sketch. Check vo ty chon Cut .

Click nt OK.

Step 4: Extrude Merge

(1) Mesh Sketch Mode Click Mesh Sketch trn thanh menu vo giao din Mesh Sketch

Xut hin cy hp thoi ;

Chn mt phng nh ca solid l Base Plane.

Note: Bn c th la chn cc loi (Ref.Plane, Face, Region, Sketch or etc.) l Base Plane.

(2) Offset Base Plane Di chuyn mi tn hoc set 4mm ca ty chn Offset Distance From Base Plane trn cy hp thoi c c mt ct phn tr ca d liu mesh .

(3) Add Circle Click nt (Circle) trn thanh menu.

To 2 ng trng trn polyline.

Click thot khi Mesh Sketch.

(4) Extrude Click the (Extrude) trn thanh menu. Chn Sketch 3 (Mesh) l Base Sketch. t Length l 5mm v check vo ty chn Merge .

Click nt OK .

Step 5: Surface Cut

(1) Show / Hide Entity Hin d liu mesh (Ctrl+1)

n Extrude2 (Merge) trn cy Model Tree.

(2) Mesh Fit Surface Click nt (MeshFit) trn thanh menu.

Click the (Don't Close Control) trn cy thoi to prevent from closing a dialog tree after clicking OK button.

Select the following region and click the OK button. A surface is created from selected region.

In the same way, create three more surfaces from the round regions. The result will be as shown in the below image;

(3) Show / Hide EntityHide mesh data (Ctrl+1).Show Exturde2 (Merge) in the Model Tree.

(4) Cut Solid Body by SurfacesClick the (Cut) button on the toolbar. Highlight ItRun Command

Select all surfaces as Tool Entities and select the solid body as Target Bodies.

Click the (Next Stage) button.

Select the center body as Remaining Bodies and click the OK button.

(5) Hide SurfaceHide Mesh Fit1-4 in the model tree so you can see only a solid body.

Step 6. Fillet

(1) Open Fillet Command Click the (Fillet) button on the toolbar.

Highlight ItRun Command

(2) Select Edges Select the following edge on the solid body and click the (Calculate Radius With Mesh Data) button. The application recommends a fillet radius which is extracted from mesh data. Set the fillet radius to 4mm and select the reset all edges as shown below.

Click the OK button. Step 7: Accuracy Analyzer

(1) Open Accuracy Analyzer Click the RMB (Right Mouse Button) on the empty area of toolbar and select Accuracy Analyzer(TM).

(2) Check Deviation Select Deviation and uncheck Hide Allowable Tolerance in the Accuracy Analyzer panel.

This model has some deviation at the top area (sky blue color). Let's modify it using parametric modeling method.

(3) Edit Sketch Double click Sketch 1 (Mesh) to edit it.

(4) Accuracy Analyzer Select Deviation in the Accuracy Analyzer panel. You can see the deviation plot between the sketch and section polyline.

Modify the arcs to minimize the deviation. Click button to exit Mesh Sketch.

(5) Modified Result As shown the image below, you have minimized the deviation of the whole part. Step 8:Instant Measure

(1) Measure Distance Click the (Measure) button on the toolbar.

a) On Mesh Show the mesh data and pick a point on the mesh and pick the Top Ref.Plane.

b) On Solid Body Select two faces of the solid body.

(2) Measure Radius Click the Radius button on the toolbar.

a) On Mesh Pick three points on the mesh.

b) On Solid Body Pick an edge on the solid body.

Pick a face on the solid body.

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