Tseeb, bandsaws muaj cov hniav, tab sis cov khawv koob tiag tiag nyob hauv cov hniav! Cov no tuaj hauv ntau hom, txhua tus tsim los daws cov haujlwm tshwj xeeb. Los ntawm kev nkag siab txog cov kev xaiv hniav sib txawv, koj tuaj yeem hloov kho koj lub bandsaw kom haum koj lub tuam txhab cov kev xav tau thiab txhim kho kev ua haujlwm zoo.
1. Cov hniav tsis tu ncua
Xav txog cov hniav tsis tu ncua ntawm cov neeg ua haujlwm ntawm lub ntiaj teb bandsaw. Cov hniav no muaj qhov tsim qauv yooj yim tab sis zoo: ncaj, sib npaug-spaced cov hniav nrog tob gullets. Qhov kev sib xyaw ua ke no tso cai rau kev tshem tawm cov nti thiab ntxuav kom huv hauv ntau yam ntaub ntawv nyias. Feem ntau cov hniav hniav tsis tu ncua muaj 0 degree txiav lub kaum sab xis, ua rau lawv zoo tagnrho rau kev txiav cov ntoo, yas, thiab cov hlau nyias.
Lawv yog cov kev xaiv zoo rau kev txiav ncaj, lub teeb contour ua haujlwm, thiab tackling ntau yam haujlwm yam tsis tas yuav hloov cov hniav tas li.
2. Hook-tooth bandsaw hniav
Xav tau rhais los ntawm cov ntaub ntawv tuab sai sai? Saib tsis muaj ntxiv dua li nuv-hlau bandsaw hniav. Cov hniav no yog tsim los rau txiav efficiency. Lawv kis las sib sib zog nqus gullets uas yooj yim tshem tawm chips, nrog rau cov hniav loj dua, dav dav dav. Lub riam phom zais cia? Qhov zoo 10 degree rake lub kaum sab xis. Lub kaum ntse ntse no tso cai rau cov hniav tom rau hauv cov khoom thiab ua kom nrawm dua, txawm tias qhov ua tiav yuav tsis zoo li.
Txawm hais tias tsis zoo rau kev ua haujlwm zoo, cov hniav sib tsoo zoo tshaj plaws ntawm kev tuav cov ntaub ntawv tuab xws li tawv ntoo, yas, thiab qee yam hlau. Lawv yog qhov kev xaiv zoo tshaj plaws rau ripping lumber mus rau qhov loj me, ua qhov txiav rov qab (txiav cov khoom tuab rau hauv cov laug cam), thiab ua kom muaj zog los ntawm kev xav tau cov haujlwm uas ceev yog qhov tseem ceeb.
3. Hla-kho hniav bandsaw hniav
Skip-tooth blades yog txhua yam hais txog kev ua tiav kev txiav, huv si. Tsis zoo li lwm hom hniav, lawv muaj cov gullets ntiav thiab cov hniav dav dav. Qhov kev tsim no txo qis cov khoom tsim hauv cov gullets, tiv thaiv kev txhaws - qhov txiaj ntsig tseem ceeb thaum ua haujlwm nrog cov ntoo mos, yas, lossis cov khoom siv uas nyiam cov pos hniav.
Tus yuam sij rau lawv cov kev txiav kom huv yog nyob rau hauv cov hniav tsim. Hla-cov hniav feem ntau muaj cov hniav nyob ntawm 9 0 degree kaum sab xis nrog lub kaum sab xis 0 degree. Qhov kev teeb tsa no tso cai rau txhua tus hniav kom tshem tawm qhov me me ntawm cov khoom, ua rau muaj kev nplua, raug txiav nrog tsawg heev tsim kua muag (chipping rau hauv qab ntawm qhov txiav).
Thaum hla cov hniav tuaj yeem tsis yog qhov kev xaiv ceev tshaj plaws, lawv yog cov nyiam ntawm cov neeg ua haujlwm ntoo uas nyiam ua kom tiav, tshwj xeeb tshaj yog thaum ua haujlwm nrog cov ntaub ntawv mos.