Arc

Umarnin Baka yana zana baka mai zagaye ta tabo uku da ka danna. Ana lissafa bakan a matsayin circumcircle na musamman wanda ya wuce ta dukkan tabo uku — babu bukatar bayyana tsakiya ko radius kai tsaye. Bakan yana gudana daga dannawa ta farko zuwa dannawa ta uku, yana wucewa ta ta biyu.

Zana baka

  1. Rubuta Baka a tashar umarni ko danna maɓallin kayan aiki na Arc.
  2. Danna tabo na farko — ƙarshe ɗaya na bakan. Ko rubuta X,Y ka danna Enter don daidaitawa madaidaiciya.
  3. Danna tabo na biyu — tabon da bakan dole ne ya wuce ta ciki (yana sarrafa curvature da shugabanci). Shigar da daidaitawa yana aiki a nan ma.
  4. Danna tabo na uku — ƙarshen dayan na bakan. Ana sanya bakan kuma umarnin yana fita. Shigar da daidaitawa yana aiki a nan ma.
           ● (dannawa ta 2 — tsakiyar hanyar curve)
          / \
         /   \
        ●     ●
     na 1     na 3

Preview na layi yana haɗa dannawa biyun farko yayin da kake matsar da ta uku. Daga dannawa ta biyu gaba, preview na baka mai rai yana bin mai nuni.

Tabo masu haɗuwa a layi ɗaya: idan dukkan tabo uku suna a layi madaidaici ba za a iya lissafa bakan ba kuma babu abin da za a sanya. Motsa tabo na biyu daga layin ka sake gwadawa.

Wasu hanyoyin zana arc

Maki uku shi ne tsoho. A wasu umarni tashar umarni tana nuna zaɓuɓɓuka a cikin ƙusoshi, kamar [Center=false] — rubuta harafin zaɓin don kunna shi ([Center=true]) kuma sake rubutawa don kashe shi. Idan aka haɗa su, suna zana arc ta wasu hanyoyi shida:

HanyaKunnaMataki na ƙarshe
Start, Center, EndCwurin ƙarshe
Start, Center, AngleC, Akusurwa
Start, Center, LengthC, Ltsawon chord
Start, End, AngleEkusurwa
Start, End, DirectionE, Dalkiblar tangent
Start, End, RadiusE, Rradius
  • A mataki na ƙarshe na kowace hanya sai Start, Center, End, ko dai ka rubuta lamba ka danna Enter ko Space, ko ka motsa siginar ka danna — ana karanta siginar a matsayin wannan lamba (alkibla ga kusurwa ko alkiblar tangent, nisa ga tsawon chord ko radius).
  • Kusurwa mai kyau tana tafiya gaba da agogo daga farko, mara kyau tana bin agogo. Kusurwar 0° ko cikakkun juyi ba sa yin arc kuma tashar umarni tana faɗa.
  • Tsawon chord ko radius mai kyau yana bin gajeriyar hanya, mara kyau yana bin doguwa. Ana ƙin chord da ya fi diamita tsawo ko radius da bai kai rabin chord ba, kuma tashar umarni tana faɗin iyaka.
  • Start, Center, End yana amfani da alkiblar wurin ƙarshe daga tsakiya kawai: arc yana tafiya gaba da agogo daga farko zuwa inda alkiblar ta haɗu da da’ira. Alkiblar tangent ita ce hanyar da arc ke barin farkonsa, a digiri daga axis X.
  • Don zaɓar tsakiya kafin wurin farawa, rubuta C a umarni na farko.
  • Haruffan zaɓuɓɓuka suna bin yaren mu’amala; waɗanda aka nuna a nan na Turanci ne.

Shigar da daidaitawa

A kowane ɗaya daga cikin matakai uku za ka iya rubuta madaidaicin matsayi maimakon dannawa:

  1. Rubuta ƙimar X.
  2. Danna , — tashar umarni tana nuna [X], [Y{cursor}].
  3. Rubuta ƙimar Y.
  4. Danna Enter don sanya tabon.

Marfe na maɓallan madannai

MaɓalliAiki
0–9, ., -Fara shigar da daidaitawar X
,Kulle X ka koma shigar da Y
BackspaceShare tsohon harafi na ƙarshe da aka rubuta
EnterTabbatar da daidaitawar da aka rubuta
C E A L D RKunna ko kashe zaɓi: C Center, E End, A Angle, L Length, D Direction, R Radius
EscapeKawar da dukkan tabon da aka sanya ka fita

Gyaran grip — daidaita ƙarshe da radius

Baka da aka zaɓa yana nuna grips guda uku:

GripMatsayiAikinsa
TsakiyaTsakiyar geometric na circumcircleYana motsa dukkan bakan; radius da kusurwa ba su canza ba
FarkoƘarshe na farko a kan bakanJa don motsa farko a kan circumcircle — yana canza duka kusurwar farko da radius
ƘarsheƘarshe na ƙarshe a kan bakanJa don motsa ƙarshe a kan circumcircle — yana canza duka kusurwar ƙarshe da radius

Jan grip na farko ko ƙarshe yana sake matsayinsa zuwa wurin jan kuma yana sake lissafa duka kusurwar da radius daga wannan sabon matsayin dangane da tsakiya. Ƙarshen dayan yana ci gaba da zama a tsaye.

Zaɓen baka

HanyaHali
DannaYana zaɓe idan dannawa ta sauka kusa da curve ɗin bakan (ba chord ba)
Ja dama (mai tsauri)Tabon dubawa da aka rarraba a kan bakan dole ne dukkansu su kasance cikin akwatin
Ja hagu (mai haɗuwa)Kowane tabo na dubawa a kan bakan da ya faɗi cikin akwatin yana zaɓen sa

Umarnin gyara da ake goyon baya

UmarniAbin da ke faruwa da bakan
MoveYana motsa tsakiya; radius da kusurwa ba su canza ba
CopyYana ƙirƙirar bakan iri ɗaya a sabon matsayi
RotateYana juya tsakiya kuma yana canza kusurwar farko/ƙarshe da yawan juyawa
MirrorYana yin madubi na tsakiya kuma yana juya kusurwar farko/ƙarshe a kan axis na madubi
ScaleYana canza girman matsayin tsakiya kuma yana ninka radius da abin da aka canza girmarsa
OffsetYana ƙirƙirar bakan concentric a babban ko ƙaramin radius, iri ɗaya na kusurwar
DeleteYana cire bakan

Abubuwan

Gaba ɗaya

AbuTsohoMa’ana
Launi256 (ByLayer)Alamar launi ta ACI
Layer0Sanya layer
Nauʼin layiByLayerTsarin nauʼin layi mai suna
Girman nauʼin layi1Abin da aka canza girman tsarin nauʼin layi
Kauri0Kaurin extrusion

Geometry

AbuMa’ana
Center X / Center YTsakiyar circumcircle
RadiusRadius na circumcircle
Start AngleKusurwa a digiri inda bakan ke farawa (an auna daga axis na X mai kyau)
End AngleKusurwa a digiri inda bakan ke ƙarewa

Arc da Circle — yaushe za a yi amfani da wanne

ArcCircle
ZangoSashi — daga dannawa ta farko zuwa ta uku360° cikakke
Hanyar shigarwaTabo uku a kan curveTsakiya + radius (danna ko rubuta)
Shigarwar rubutuDaidaitawar X,Y ga kowane taboƘimar radius (tsakiya kuma yana karɓar X,Y)
Sake girma bayan sanyawaJa grips na farko/ƙarsheJa kowace grip na cardinal
Mafi kyau donFillets, kusurwoyi masu zagaye, hanyoyi masu lanƙwasaRamuka cikakke, fasaloli masu zagaye

DXF — Abin ARC

Ana ajiye baka a matsayin abubuwan ARC a fayil ɗin DXF, suna ajiye daidaitawar tsakiya, radius, kusurwar farko, da kusurwar ƙarshe. Dukkan abubuwan — ciki har da launi, layer, nauʼin layi, girman nauʼin layi, da kauri — suna juyawa ba tare da asara ba. Kowace manhaja mai dacewa da DXF (LibreCAD, FreeCAD, da sauransu) tana karanta waɗannan a matsayin baka na yau da kullum.