Ib lub pob khawm piano yog qhov yooj yim yooj yim uas siv los tsim cov rooj tog zaum thiab lwm yam khoom siv hauv tsev. Nws muab qhov muaj peev xwm ntawm kev txhim kho zais cov fasteners. Tsis tas li ntawd, nws tuaj yeem siv tau nyob rau hauv qhov xwm txheej uas lwm cov txheej txheem tsis tuaj yeem tiv taus qhov loj ntawm lub caij. Txawm hais tias muaj coob tus ntawm lwm cov pob khawm hauv kev lag luam rooj tog niaj hnub, cov khoom lag luam nthuav tawm tsis tas yuav nrov.
Lub voj piano muaj ob peb yam tseem ceeb:
- peev xwm dais hnyav;
- nqi me ntsis;
- zoo saib;
- muaj peev xwm ua rau mount ntxiv rigidity (cov khoom nthuav tawm tuaj yeem ntsia tau raws li qhov ntev ntawm cov khoom).
Qee qhov tsis zoo ntawm lub tshuab yuav tsum tau sau tseg: nws tsis tuaj yeem hloov kho, yog li nws yuav tsum tau muab ntsia hlau kom raug raws li qhov ua tau thiab tsuas yog tsis xav tau kev hloov kho tom ntej. Tsis tas li ntawd, nws tsis tuaj yeem hais tias cov khoom muaj lub zog siab. Koj yuav tsis tuaj yeem nruab ntau lub rooj tog zaum saum taub hau. Lub voj piano tsis yooj yim rau nruab. Thiab cov khoom ntawm cov qauv tsim tshiab saib ntau duatxaus nyiam tshaj li nthuav tawm mechanisms. Txawm li cas los xij, qhov zoo dua li npog qhov tsis zoo.
Yog li, kho cov khoom nthuav tawm yog qhov yooj yim heev, txawm tias tsis yooj yim. Hauv qhov no, koj yuav xav tau ib lub taub hau yooj yim (screwdriver) thiab tus kheej tapping screws. Lub pob khawm piano muaj qhov npaj rau cov fasteners, uas tau teem rau hauv cov qauv checkerboard. Feem ntau, lawv xav tau countersinking kom tus kheej-tapping ntsia hlau nkag mus rau hauv lub hauv paus thiab tsis tiv thaiv lub tshuab los ntawm kev kaw tag nrho. Tom qab ntawd, koj yuav tsum ua tib zoo nruab lub voj ntawm qhov kawg ntawm rooj tog rooj tog thiab pib screwing. Koj tuaj yeem kos thawj qhov chaw ntawm lub qhov ntawm qhov chaw ntawm lub hauv paus.
Piano rooj tog hinges yuav tsum tau kho, pib ntawm qhov sab nraud. Tom ntej no, peb tsiv mus rau qhov chaw ntawm lub mechanism, thiab ces peb twist tus so ntawm fasteners. Nyob rau hauv rooj plaub no, lub pob khawm yuav tsis budge thiab yuav ruaj ntseg ntsia. Tom qab mounting cov khoom, koj yuav tsum tau muab ib tug sib nqus ntsuas phoo rau nws, vim hais tias cov thawj pob khawm tsis tau nruab nrog nws. Txwv tsis pub, lub qhov rooj yuav tsis haum snugly tiv thaiv lub thawv.
Yog tias koj txiav txim siab los nruab ib lub tshuab xws li lub pob khawm piano, qhov ntev ntawm cov khoom yuav yog qhov tseem ceeb heev. Hauv cov khw muag khoom niaj hnub, koj tuaj yeem xaiv cov khoom tsim nyog rau txhua lub sijhawm tshwj xeeb. Qhov loj ntawm cov khoom yog li ntawm 10 mus rau 78 cm. Tsis tas li ntawd, nws tuaj yeem ua los ntawm cov khoom sib txawv, txawm hais tias galvanized steel feem ntau yog siv hauv kev tsim khoom.
Sivcov txheej txheem nthuav tawm tuaj yeem siv tau thaum lub sij hawm sib dhos ntawm cov rooj tog (fab qhov rooj), rau screwing lub hau ntawm lub hauv siab los yog cov tub rau khoom. Koj tuaj yeem hloov cov fasteners txhua lub sijhawm yog tias lawv siv tsis tau, vim tias tsis muaj qhov tsis txaus ntawm piano hinges txawm nyob hauv cov khw muag khoom me tshaj plaws. Thaum xaiv xws li ib tug mechanism, sim ua tib zoo saib xyuas nws cov kev pab cuam, cov khoom ntawm kev tsim thiab lub koob npe nrov ntawm cov chaw tsim tshuaj paus. Hmoov zoo!
