Saw hniav yog ib lo lus dav dav rau cov riam ncig nyias siv los txiav cov khoom siv. Cov hniav tuaj yeem muab faib ua: pob zeb diamond saw hniav rau pob zeb txiav; high-speed steel saw hniav rau hlau cov ntaub ntawv txiav (tsis muaj inlaid carbide hau); rau cov khoom ntoo, rooj tog, ntoo raws li vaj huam sib luag, aluminium alloys, aluminium profiles, radiator, yas, yas steel thiab lwm yam txiav carbide saw hniav.
Carbide
Carbide saw hniav muaj ntau yam tsis xws li hom alloy cutter lub taub hau, cov khoom ntawm lub hauv paus lub cev, txoj kab uas hla, tus naj npawb ntawm cov hniav, thickness, hniav zoo, lub kaum sab xis, aperture, thiab lwm yam. saw hniav.
Thaum xaiv cov saw hniav, nws yog ib qho tsim nyog yuav tau xaiv cov saw hniav kom raug raws li hom, thickness, sawing ceev, sawing kev taw qhia, pub ceev thiab sawing dav ntawm sawing khoom.
(1) Kev xaiv cov cemented carbide hom Feem ntau siv cemented carbide hom yog tungsten-cobalt (code YG) thiab tungsten-titanium (code YT). Vim muaj kev cuam tshuam zoo ntawm tungsten-cobalt carbide, nws tau siv dav hauv kev lag luam ntoo. Cov qauv uas nquag siv hauv kev ua ntoo yog YG8-YG15. Tus lej tom qab YG qhia qhov feem pua ntawm cov ntsiab lus cobalt. Nrog rau qhov nce ntawm cov ntsiab lus cobalt, qhov cuam tshuam toughness thiab flexural zog ntawm cov hlau yog txhim kho, tab sis lub hardness thiab hnav tsis kam yog txo. Xaiv raws li qhov xwm txheej tiag tiag.
(2) Kev xaiv ntawm substrate
⒈65Mn caij nplooj ntoos hlav steel muaj elasticity zoo thiab yas, cov khoom siv nyiaj txiag, zoo hardenability nyob rau hauv kev kho cua sov, tsis tshua muaj cua sov kub, yooj yim deformation, thiab yuav siv tau rau saws hniav uas tsis xav tau kev txiav siab.
⒉ Cov cuab yeej carbon steel muaj cov pa roj carbon ntau thiab cov thermal conductivity, tab sis nws cov tawv tawv thiab hnav tsis kam poob qis thaum raug kub ntawm 200 ℃ -250 ℃, kev kho cua sov deformation loj, hardenability tsis zoo, thiab lub sijhawm tempering yog ntev thiab yooj yim tawg. Tsim cov khoom siv nyiaj txiag rau cov cuab yeej txiav xws li T8A, T10A, T12A, thiab lwm yam.
⒊ Muab piv nrog cov cuab yeej carbon steel, cov cuab yeej hlau alloy muaj cov cua sov zoo, hnav tsis kam, thiab ua haujlwm zoo dua.
⒋ Cov cuab yeej siv ceev ceev hlau muaj qhov zoo hardenability, muaj zog hardness thiab rigidity, thiab tsawg dua kub-resistant deformation. Nws yog ib qho ultra-high-strength steel nrog ruaj khov thermoplasticity thiab yog tsim rau kev tsim high-qib ultra-thin saw hniav.
(3) Kev xaiv txoj kab uas hla Qhov txoj kab uas hla ntawm cov saw hniav muaj feem xyuam nrog cov cuab yeej sawing siv thiab cov thickness ntawm sawing workpiece. Txoj kab uas hla ntawm cov saw hniav yog me me, thiab txiav ceev yog qhov tsawg; qhov loj ntawm txoj kab uas hla ntawm cov saw hniav, qhov siab dua qhov yuav tsum tau rau cov saw hniav thiab cov cuab yeej sawing, thiab cov sawing efficiency ntau dua. Sab nraud txoj kab uas hla ntawm cov saw hniav yog xaiv raws li cov qauv sib txawv thiab cov saw hniav nrog tib txoj kab uas hla yog siv.
Cov diameters ntawm tus qauv yog: 110MM (4 nti), 150MM (6 nti), 180MM (7 nti), 200MM (8 nti), 230MM (9 nti), 250MM (10 nti), 300MM (12 nti), 350MM (14 nti), 400MM (16 nti), 450MM (18 nti), 500MM (20 nti), thiab lwm yam., hauv qab zawj saw hniav ntawm lub precision vaj huam sib luag pom feem ntau yog tsim los ua 120MM.
(4) Kev xaiv tus naj npawb ntawm cov hniav Cov naj npawb ntawm cov hniav ntawm cov hniav pom. Feem ntau hais lus, cov hniav ntau dua, qhov txiav txiav ntau dua tuaj yeem raug txiav hauv ib lub sijhawm, thiab qhov kev ua tau zoo dua yog txiav. Siab, tab sis cov sawtooth yog tuab heev, lub peev xwm nti ntawm cov hniav yuav me me, thiab nws yog ib qho yooj yim ua rau cov saw hniav kom sov; Tsis tas li ntawd, muaj ntau ntau sawtooths, thiab yog tias tus nqi pub tsis zoo sib xws, qhov txiav ntawm txhua tus hniav me me, uas yuav ua rau muaj kev sib txhuam ntawm ntug txiav thiab cov khoom ua haujlwm. , cuam tshuam rau kev pab cuam lub neej ntawm cov hniav. Feem ntau cov hniav sib nrug yog 15-25 hli, thiab tus naj npawb ntawm cov hniav yuav tsum tau xaiv raws li cov khoom siv sawed.
(5) Kev xaiv ntawm thickness Lub thickness ntawm saw hniav Theoretically, peb cia siab hais tias lub thinner lub saw hniav, qhov zoo dua, thiab cov saw seam yog ib hom kev noj. Cov khoom siv ntawm cov hlau saw hniav hauv paus thiab cov txheej txheem tsim ntawm cov saw hniav txiav txim siab qhov tuab ntawm cov saw hniav. Yog hais tias lub thickness yog heev nyias, lub sawb yog ib qho yooj yim rau co thaum ua hauj lwm, uas muaj feem xyuam rau cov txiav txiav. Thaum xaiv qhov tuab ntawm cov saw hniav, qhov ruaj khov ntawm cov hniav thiab cov khoom yuav tsum tau txiav txim siab. Lub thickness xav tau rau qee cov khoom siv tshwj xeeb kuj yog qhov tshwj xeeb, thiab yuav tsum tau siv raws li qhov yuav tsum tau ua ntawm cov khoom siv, xws li slotting saw hniav, scribing saw hniav, thiab lwm yam.
(6) Kev xaiv cov hniav feem ntau siv cov hniav zoo li cov hniav sab laug thiab sab xis (cov hniav sib txawv), cov hniav tiaj tus, cov hniav trapezoidal tiaj tus hniav (cov hniav siab thiab qis), cov hniav sib tsoo trapezoidal (inverted conical hniav), dovetail hniav (hump hniav), thiab Common industrial qib peb sab laug thiab ib txoj cai, sab laug thiab txoj cai tiaj tus hniav thiab lwm yam.
⒈ Cov hniav sab laug thiab sab xis yog siv dav tshaj plaws, kev txiav ceev ceev, thiab kev sib tsoo yog qhov yooj yim. Nws yog tsim rau kev txiav thiab hla sawing ntau yam mos thiab tawv tawv ntoo profiles thiab MDF, ntau txheej boards, particle boards, thiab lwm yam. Cov hniav sab laug thiab sab xis nruab nrog kev tiv thaiv rov qab quab yuam cov hniav yog dovetail cov hniav, uas yog haum rau longitudinally. txiav ntau yam boards nrog ntoo pob caus; cov hniav sab laug thiab sab xis pom cov hniav uas tsis zoo rake lub kaum sab xis feem ntau yog siv rau kev nplaum vim cov hniav ntse thiab zoo sawing zoo. Sawing ntawm panels.
⒉ Cov hniav txhuam hniav yog ntxhib, txiav ceev yog qeeb, thiab kev sib tsoo yog qhov yooj yim tshaj plaws. Nws yog tsuas yog siv rau sawing ntawm cov ntoo, thiab tus nqi qis. Nws feem ntau yog siv rau txhuas sawb nrog me me diameters kom txo tau adhesion thaum txiav, los yog rau grooving saw hniav kom hauv qab ntawm zawj tiaj.
⒊ Ladder tiaj tus hniav yog kev sib xyaw ntawm cov hniav trapezoidal thiab cov hniav tiaj tus. Kev sib tsoo yog qhov nyuaj dua. Thaum sawing, nws tuaj yeem txo qhov tshwm sim ntawm veneer tawg. Nws yog tsim rau sawing ntawm ntau yam ib leeg thiab ob chav veneer wood-based panels thiab fireproof panels. Txhawm rau tiv thaiv kev sib tsoo ntawm txhuas sawb, saw hniav nrog ntau tus hniav tiaj tus feem ntau siv.
⒋ Inverted ntaiv cov hniav feem ntau siv nyob rau hauv qab zawj saw hniav ntawm vaj huam sib luag pom. Thaum sawing ob chav veneer ntoo-raws li panels, zawj pom kho cov thickness kom tiav cov txheej txheem grooving ntawm hauv qab nto, thiab tom qab ntawd lub ntsiab pom ua tiav cov txheej txheem sawing ntawm lub rooj tsavxwm kom tiv thaiv qhov pom ntug yog chipped.
5. Cov hniav zoo li no:
(1) Hloov cov hniav sab laug thiab sab xis
(2) Ladder tiaj tus hniav ntaiv tiaj tus hniav
(3) Dovetail anti-rebound dovetail
(4) Cov hniav tiaj tus, inverted trapezoidal hniav thiab lwm yam hniav duab
(5) Helical hniav, sab laug thiab sab xis nruab nrab hniav
Txhawm rau ua kom tiav, cov hniav sab laug thiab sab xis yuav tsum tau xaiv rau sawing khoom ntoo, particle board thiab nruab nrab ntom ntom board, uas tuaj yeem txiav cov qauv ntoo fiber ntau thiab ua rau qhov kev txiav du; txhawm rau ua kom cov zawj hauv qab tiaj tus, siv cov hniav tiaj tus lossis cov hniav sab laug thiab sab xis. Kev sib xyaw cov hniav; Ladder tiaj hniav feem ntau xaiv rau sawing veneers thiab fireproof boards. Vim qhov loj sawing ntawm lub computer slicing saws, txoj kab uas hla thiab thickness ntawm cov alloy saw hniav siv kuj loj, nrog ib txoj kab uas hla ntawm 350-450mm thiab ib tug tuab ntawm 4.0-4.8 hli, feem ntau ntawm cov hniav tiaj tus yog siv. kom txo cov chipping thiab pom cov cim.
(7) Kev xaiv ntawm lub kaum sab xis ntawm lub kaum sab xis ntawm qhov sawtooth yog qhov nyuaj thiab feem ntau cov kws tshaj lij, thiab kev xaiv kom raug ntawm lub kaum sab xis ntawm cov saw hniav yog tus yuam sij rau kev txiav txim siab zoo ntawm sawing. Lub kaum sab xis tseem ceeb tshaj plaws yog lub kaum sab xis pem hauv ntej, nraub qaum thiab lub kaum sab xis.
Lub kaum sab xis feem ntau cuam tshuam rau lub zog siv los pom cov ntoo chips. Qhov loj dua lub rake lub kaum sab xis, qhov zoo dua qhov kev txiav ntawm sawtooth, qhov sib zog ntawm sawing, thiab ntau zog-txuag nws yog thawb cov khoom. Feem ntau, thaum cov khoom yuav tsum tau ua tiav yog mos, xaiv lub kaum sab xis loj dua, txwv tsis pub, lub kaum sab xis me me raug xaiv.
Lub kaum sab xis ntawm cov serrations yog txoj hauj lwm ntawm cov serrations thaum txiav. Lub kaum sab xis ntawm cov hniav pom cuam tshuam rau kev ua haujlwm ntawm kev txiav. Qhov cuam tshuam loj tshaj plaws ntawm kev txiav yog lub kaum sab xis γ, lub kaum sab xis α, thiab lub kaum sab xis β. Lub kaum sab xis γ yog lub kaum sab xis ntawm sawtooth. Qhov loj dua lub kaum sab xis, qhov txiav nrawm dua. Lub kaum sab xis yog feem ntau ntawm 10-15 ° C. Lub kaum sab xis clearance yog lub kaum sab xis ntawm lub sawtooth thiab lub tshuab ua haujlwm. Nws muaj nuj nqi yog los tiv thaiv cov sawtooth los ntawm rubbing tawm tsam machined nto. Qhov loj dua lub kaum sab xis clearance, qhov me me ntawm kev sib txhuam thiab smoother cov khoom tiav. Lub kaum sab xis ntawm carbide saw hniav feem ntau yog 15 ° C. Lub kaum sab xis yog muab los ntawm cov kaum sab xis pem hauv ntej thiab nraub qaum. Tab sis lub kaum sab xis yuav tsum tsis txhob me me, nws plays lub luag hauj lwm ntawm kev tuav lub zog, kub dissipation thiab durability ntawm cov hniav. Tus lej ntawm lub kaum sab xis γ, lub kaum sab xis α, thiab lub kaum sab xis β yog sib npaug li 90 ° C.
(8) Kev xaiv ntawm Aperture Aperture yog ib qho yooj yim parameter, uas feem ntau yog xaiv raws li cov kev xav tau ntawm cov cuab yeej siv, tab sis txhawm rau tswj kev ruaj ntseg ntawm cov saw hniav, nws yog qhov zoo dua los siv cov cuab yeej siv nrog lub aperture loj dua rau cov khoom siv. saw hniav saum 250MM. Tam sim no, cov diameters ntawm cov qauv tsim nyob rau hauv Suav teb feem ntau yog 20MM qhov nrog diameters ntawm 120MM thiab hauv qab no, 25.4MM qhov nrog diameters ntawm 120-230MM, thiab 30 qhov nrog diameters saum 250. Qee cov khoom siv txawv teb kuj muaj 15.875MM qhov, thiab mechanical qhov taub ntawm ntau cov hniav saws yog qhov nyuaj. , ntau nrog keyway kom ruaj ntseg. Txawm hais tias qhov loj ntawm lub qhov, nws tuaj yeem hloov tau los ntawm lub tshuab dhos lossis lub tshuab txiav hlau. Lub tshuab dhos tuaj yeem tig mus rau hauv lub qhov loj nrog lub tshuab ntxhua khaub ncaws, thiab lub tshuab txiav hlau tuaj yeem rov ua lub qhov raws li cov khoom siv.
Ib tug series ntawm tsis xws li hom alloy cutter lub taub hau, cov khoom ntawm lub hauv paus lub cev, txoj kab uas hla, tus naj npawb ntawm cov hniav, thickness, hniav zoo, lub kaum sab xis, thiab aperture yog ua ke rau tag nrho cov carbide saw hniav. Tsuas yog kev xaiv tsim nyog thiab kev sib txuam tuaj yeem ua kom zoo dua ntawm nws qhov zoo.
Post lub sij hawm: Lub Xya hli ntuj-09-2022