Yuav ua li cas sharpen ib shovel?

Lub taub hau npub yog zoo li rab riam npub: ntau lub siab yuav tsum tau txiav los ntawm cov hauv paus tawv tawv lossis av nplaum hnyav, thiab, zoo li nrog rab riam npub, qhov kev quab yuam ntxiv no tuaj yeem ua rau raug mob.

Txawm tias ib tug daus daus yuav tsum tau sharpened, raws li khawb nrog ib tug ntse hniav yuav tsum tau siv zog tsawg. Tsis txhob nkim koj lub sijhawm thiab lub zog rau ntawm daim tawv nqaij du; sharpening ib shovel hniav tsis yog ib txoj hauj lwm nyuaj.

Txhua yam uas yuav tsum tau yog cov ntaub ntawv tiaj tus hlau.

Ib daim ntawv 8 "10" lossis 12" yuav ua.

Sim siv ib qho uas muaj tus kov kom tsis txhob muaj kev raug mob los ntawm kab ntawm cov hniav.

Ib daim ntawv txiav ob npaug yog cov ntaub ntawv ntxhib uas yuav tshem tawm ntau yam khoom los tsim ib qho ntug. Koj yuav xav tau qhov no yog tias koj lub duav yog npub tshwj xeeb. Ib daim ntawv hla dhau milling yog cov ntaub ntawv nyias nyias siv rau kev ua kom tiav thiab ua tiav cov npoo.

Kauj Ruam 1 - Txuas lub duav

Clamp lub shovel hniav nyob rau hauv ib lub vise yog tias koj muaj. Yog tsis yog, thov kom ib tug neeg tuav lub duav rau koj.

Muab nws kab rov tav rau hauv av nrog cov hniav thiab tso koj txhais ko taw kom ruaj khov tom qab lub qhov (socket) qhov chaw uas cov hniav txuas mus rau lub ncej) kom ruaj ntseg duav.

Kauj Ruam 2 - Tshawb xyuas lub kaum sab xis

Ua ntej koj pib sharpening tej cuab yeej tes, nws yog ib qho tseem ceeb kom paub qhov tseeb bevel kaum rau cov cuab yeej tshwj xeeb. Ua ntej, xyuam xim rau qhov pib bevel ntawm cov hniav ua ntej sharpening kom lub kaum sab xis.

Yog hais tias tus thawj ntug kaum yog pom ...

Tso cov ntaub ntawv nrog ib qho kev txiav ntawm tib lub kaum sab xis. Nias cov ntaub ntawv kom ruaj khov rau ntawm lub ces kaum nrog cov hniav txiav taw downwards thiab txav mus rau pem hauv ntej kom ntseeg tau. Tsis txhob khiav cov ntaub ntawv rov qab hla cov hniav.

Ua hauj lwm nyob rau hauv ib qho kev taw qhia raws tag nrho ntev ntawm lub txiav ntug. Tshawb xyuas qhov ntse ntawm cov hniav tom qab ob peb strokes. Rov ua dua raws li xav tau.

Yog tias qhov qub ntug kaum tsis pom ...

Koj yuav tau tsim lub kaum koj tus kheej. Lub ntse thiab durability yog ob yam uas yuav tsum tau xav txog thaum xaiv lub kaum ntse ntse.

Qhov me ntawm lub kaum sab xis, lub sharper ntawm ntug. Txawm li cas los xij, qhov no txhais tau hais tias cov ntug txiav yuav nkig thiab yog li tsis muaj zog. Ib rab riam me me, siv rau tev thiab chopping, piv txwv li, yuav muaj lub kaum sab xis me ntsis txog 15 degrees. Lub kaum sab xis loj dua, lub ntug muaj zog dua. Txij li thaum peb tab tom sharpening ib tug hniav uas tej zaum yuav tau txiav los ntawm cov hauv paus hniav tawv los yog pob zeb av, yuav tsum tau ib tug muaj zog hniav. A 45 degree bevel yog qhov sib npaug ntawm qhov ntse thiab durability, ua ntej, siv cov ntaub ntawv txiav ob zaug los ua tus ntug. Tso cov ntaub ntawv ntawm lub kaum sab xis 45 degree mus rau pem hauv ntej ntawm cov hniav thiab siv lub siab rau ntawm ntug siv tag nrho ntev ntawm cov ntaub ntawv kom tsis txhob abrading ib cheeb tsam ntawm cov hniav.

Txuas ntxiv cov kev taw qhia rau pem hauv ntej raws tag nrho qhov ntev ntawm kev txiav ntug thiab tuav lub kaum sab xis 45 degree. Tsis txhob khiav cov ntaub ntawv rov qab hla cov hniav.

Thaum lub beveled ntug ntawm lub duav yog roughly tsim, siv ib tug txiav cov ntaub ntawv rau fine-tune thaum tuav lub tib lub kaum sab xis.

Nws tsis yog qhov tsim nyog los sau tag nrho cov hniav vim tias feem ntau ntawm kev txiav yog ua tiav nyob rau hauv ob peb nti ntawm txhua sab ntawm qhov taw tes.

Yog li cas koj thiaj paub tias nws ntse txaus?

Koj tuaj yeem hnov ​​​​qhov me ntsis tsa ntug thaum koj khiav koj tus ntiv tes raws ENTIRE underside ntawm bevel.

Qhov no yog lub npe hu ua burr (tej zaum kuj hu ua tus cwj mem lossis xaim ntug) thiab qhia tau hais tias qhov ntse ntse yuav luag tiav.

Ib qho burr yog tsim thaum ntug dhau los ua nyias uas nws tsis tuaj yeem tiv taus qhov nro ntawm cov ntaub ntawv thiab folds mus rau sab nraud.

Qhov ua kom yuam kev yog tshem tawm cov burr koj tus kheej ua ntej nws tawg. Yog hais tias koj cia lub burr tawm, lub bevel yuav blunt.

Txhawm rau tshem tawm nws, tig cov hniav hla thiab khiav cov ntaub ntawv yaug nrog rau hauv qab ntawm lub bevel tshiab. Tsis txhob qaij cov ntaub ntawv. Lub burr yuav tsum tawm tom qab ob peb lub tshuab.

Txhawm rau ua kom tiav, tig cov hniav dua thiab ua tib zoo khiav cov ntaub ntawv hla lub bevel tshiab kom tshem tawm cov burrs uas tej zaum yuav raug thawb rov qab.

Thaum koj zoo siab nrog koj cov hniav honed tshiab, TLC nws thiab siv lub tsho tiv thaiv roj. Thov saib peb ntu: Kev tu thiab tu 

Tam sim no koj rab ntaj yuav tuaj yeem sib tw nrog rab chais ob sab rau koj cov nyiaj ...

Yog tias koj siv lub duav ntawm cov pob zeb lossis cov av compacted, los yog siv nws hnyav, cov txheej txheem sharpening yuav tsum tau rov ua dua txhua lub caij.