Kusankha Konkire ya Saw Blade ya Konkire vs Asphalt
Kusankha tsamba la konkire lothandiza kumayamba ndi zinthu, osati kukula kwa tsamba. Konkire ndi phula zonse zimatha kudulidwa ndi masamba a diamondi, koma zimavala chomangira chachitsulo m'njira zosiyanasiyana. Konkire yolimba imakonda kupangitsa kuti diamondi yowonekera isamawonongeke chomangira chozungulira, pomwe phula lolimba limatha kuchotsa chomangiracho mwachangu komanso kuukira pakati pa chitsulo pansi pa zigawo.
Izi zimapangitsa lamulo losankha lomwe limamveka kumbuyo pang'ono: zipangizo zolimba, zosapsa kwambiri nthawi zambiri zimafuna mgwirizano wofewa, pomwe zipangizo zofewa koma zokwawa kwambiri nthawi zambiri zimafuna mgwirizano wolimba. Chigwirizano chofewa chimatulutsa diamondi zosweka ndikuwulula malo atsopano odulira. Chigwirizano cholimba chimachepetsa kuwonongeka podula phula kapena konkire wobiriwira. Norton akufotokoza izi ngati "kukopana kosiyana" pakati pa chigwirizano cha tsamba ndi zinthu zomwe zikudulidwa.
Tsamba la Konkire vs Tsamba la Asphalt: Kuyerekeza Mwachangu
| Chinthu chosankha | Tsamba la konkire | Tsamba la asphalt |
|---|---|---|
| Zinthu wamba | Konkire yokonzedwa kapena yolimbikitsidwa | Asphalt, konkire wobiriwira ndi miyala yolimba |
| Malangizo ogwirizana | Chigwirizano chofewa cha gulu lolimba, losawonongeka kwambiri | Chigwirizano cholimba cha zinthu zokwawa kwambiri |
| Kapangidwe ka magawo wamba | Yogwirizana ndi kuphatikiza ndi kulimbitsa | Matumbo akuluakulu ndi chitetezo chodulidwa |
| Vuto lodziwika bwino losankha | Chigwirizano chomwe chili cholimba kwambiri chingaume | Chibwenzi chofewa kwambiri chingawonongeke mofulumira |
| Funso lalikulu logula | Kodi aggregate ndi yolimba bwanji, ndipo kodi rebar ilipo? | Kodi msewu wapansi ndi wovuta bwanji, ndipo kudula kwake ndi kwautali bwanji? |
Chifukwa Chake Konkire ndi Asphalt Zimafunika Mabatani Osiyana a Masamba
Tsamba la diamondi limadula kuwononga koyenera. Ma diamondi omwe amawonekera amaphwanya nsaluyo, pomwe chitsulo chomwe chimawazungulira chimawonongeka pang'onopang'ono. Ma diamondi akale akayamba kufooka kapena kusweka, ma diamondi atsopano ayenera kuwoneka pamlingo womwewo. Pamene njirayi ikuyenda bwino, tsambalo limapitiriza kudula popanda kutaya kutalika kwa gawo mwachangu.
Ngati chomangiracho chili cholimba kwambiri pa chinthucho, sichingawonongeke mwachangu kuti chiwonetse diamondi zatsopano. Mbali ya gawolo imakhala yosalala, liwiro lodulira limatsika ndipo tsamba limayamba kunyezimira. Ngati chomangiracho chili chofewa kwambiri, matrix yachitsulo imatha diamondi zisanagwiritsidwe ntchito mokwanira. Chochekacho chingapitirire patsogolo, koma bajeti ya tsambalo idzakhala ikuyenda mosiyana.
Asphalt imabweretsa vuto lina lodziwika kuti undercutting. Tinthu tomwe timatha kuwononga chitsulo chapakati pansi pa zigawo za diamondi, zomwe zimafooketsa kulumikizana pakati pa gawo ndi thupi la tsamba. Norton amalimbikitsa zoteteza zodulidwa kapena mapangidwe ofanana a zigawo za zinthu zodula, pomwe Hilti imagwiritsa ntchito zigawo zapadera zodulidwa pa tsamba lake la SPX asphalt. Ichi ndichifukwa chake tsamba la asphalt saw liyenera kuyang'aniridwa pansi pa gawolo komanso pa gawo la diamondi looneka.
Dziwani Zinthu Musanasankhe Tsamba
Konkire Yokonzedwanso ndi Yolimbikitsidwa
Konkire wokonzedwa bwino sayenera kuonedwa ngati chinthu chimodzi chofanana. Konkire nthawi zambiri imakhudza kwambiri momwe tsamba limagwirira ntchito kuposa mphamvu ya konkire yomwe yasindikizidwa pa tikiti yotumizira. Konkire wolimba amatha kuwonjezera chiopsezo cha glazing pamene bond ikutha pang'onopang'ono, pomwe konkire wofewa kapena wovuta kwambiri amatha kuchepetsa nthawi ya gawo.
Konkire yolimbikitsidwa imawonjezera chitsulo panjira yodulira. Chifukwa chake tsambalo liyenera kuyesedwa pa konkire ndi rebar, ndipo soka liyenera kupereka mphamvu zokwanira kuti lizidulira mofulumira. Tsamba lomwe limadula pang'onopang'ono silimatha nthawi zonse. Norton imatchula mgwirizano womwe ndi wolimba kwambiri, wolimba komanso mphamvu yochepa ya makina pakati pa zifukwa zomwe zimayambitsa glazing. Ngati tsambalo likufunika kuvala mobwerezabwereza, kusunthira ku mgwirizano wofewa nthawi zambiri kumakhala kwanzeru kuposa kutsamira kwambiri pa chogwirira.
Konkireti Yobiriwira
Konkire yobiriwira imafuna tsamba losiyana ndi njira yodulira. Husqvarna akunena kuti njira yake ya Soff-Cut Ultra Early Entry imatha kuyamba kudula zolumikizira zomangira pafupifupi ola limodzi kapena awiri mutagwiritsa ntchito trowelling komanso isanakhazikitsidwe komaliza . Zenera lenilenilo limadalirabe kusakaniza, kutentha kwa slab ndi momwe imatsirizira, koma mndandanda wofalitsidwawu umafotokoza chifukwa chake masamba oyambira amasiyana ndi masamba achikhalidwe okonzedwa.
Pa nthawiyi, simenti yothira ikupitirizabe kukhala yolimba, pomwe mchenga ndi zinthu zina zimatha kukhala zolimba kwambiri. Tsamba liyenera kupanga malo olumikizirana popanda kung'amba m'mbali kapena kuwononga malo. Konkire wobiriwira akhoza kukhala wamng'ono, koma waphunzira kale momwe angapangire kusankha tsamba kukhala kovuta.
Phula Pamwamba pa Konkire
Kukonza misewu nthawi zina kumafuna kudula kamodzi kuti kudutsa pamwamba pa phula ndikupitirira mpaka pansi pa konkriti. Tsamba la phula lopangidwa ndi phula limatha kuchepa liwiro likafika pa konkriti yolimba, pomwe tsamba la konkriti limatha kutaya zinthu zomangira mwachangu mu phula. Pa kudula kosakanikirana nthawi zina, tsamba lovomerezeka la phula lopangidwa ndi phula kapena logwiritsidwa ntchito nthawi zonse lingachepetse kufunikira kosintha tsamba.
Kuti mupeze ntchito yayitali yopangira, yerekezerani mtengo wa tsamba, mita yodulira yomwe yamalizidwa ndi nthawi yosinthira tsamba la tsamba limodzi losakanikirana ndi masamba awiri odzipereka. Popanda ziwerengero zimenezo, kutcha njira imodzi kuti "yotsika mtengo" makamaka ndi chiyembekezo kuvala chipewa cholimba.
Lumikizani Tsamba la Daimondi ndi Chocheka cha Konkire
Zinthu ndi chigwirizano zikasankhidwa, tsambalo liyenera kufananizidwa ndi makinawo. Onani kukula kwa tsambalo, kukula kwa arbor, kapangidwe ka drive-pin, RPM yayikulu, mphamvu ya saw ndi kuvomerezedwa konyowa kapena kouma ngati dongosolo limodzi. Tsambalo likhoza kukwanira pamwamba pa arbor koma silikugwirizana ndi liwiro la shaft, guard kapena mphamvu yomwe ilipo.
Ubale pakati pa dayamita ndi RPM uli bwino mu MK Diamond's MK-3000. Kapangidwe kake ka mainchesi 20 kamayenda pa 2,580 rpm ndipo kamafika pamlingo wochepa wa pafupifupi 191 mm. Mtundu wa mainchesi 26 umayenda pa 2,030 rpm ndipo umafika pafupifupi 267 mm, pomwe mtundu wa mainchesi 30 umayenda pa 1,680 rpm ndipo umafika pafupifupi 318 mm.
| Kapangidwe ka MK-3000 | M'mimba mwake wa tsamba | Liwiro la tsamba lofalitsidwa | Kuzama kodula kofalitsidwa |
|---|---|---|---|
| MK-3020 | 20 inchi / 508 mm | 2,580 rpm | 191 mm |
| MK-3026 | 26 mainchesi / 660 mm | 2,030 rpm | 267 mm |
| MK-3030 | 30 inchi / 762 mm | 1,680 rpm | 318 mm |
Ziwerengerozi zimagwira ntchito pa mtunda umodzi wa macheka, koma phunziro la uinjiniya ndi lalikulu: pamene kukula kwa tsamba kumawonjezeka, liwiro loyenera la shaft nthawi zambiri limasintha. Tsamba lalikulu silingathe kuyikidwa bwino poyang'ana dzenje la arbor lokha.
Kukula kwa Tsamba la Konkireti ndi Kuzama kwa Kudula
Ma radius a tsamba sali ofanana ndi kuya kwa kudula komwe kungagwiritsidwe ntchito. Arbor, flange, guard ndi chassis zimakhala mbali ya radius, pomwe kuwonongeka kwa magawo wamba kumachepetsa kwambiri. MK Diamond imatchula kuya kwa kudula kwa pafupifupi 102 mm pa tsamba la mainchesi 12, 127 mm pa tsamba la mainchesi 14, 178 mm pa tsamba la mainchesi 18 ndi 203 mm pa tsamba la mainchesi 20.
| M'mimba mwake wa tsamba | Kuzama kwa kudula kwa ma reference |
|---|---|
| 12 inchi / 305 mm | Pafupifupi 102 mm |
| 14 mainchesi / 356 mm | Pafupifupi 127 mm |
| 18 mainchesi / 457 mm | Pafupifupi 178 mm |
| 20 inchi / 508 mm | Pafupifupi 203 mm |
| 24 inchi / 610 mm | Pafupifupi 254 mm |
Kudula kofunikira kwa 100 mm kumasiya pafupifupi 2 mm yokha ya malire oyerekeza ndi mtengo woyerekeza wa 102 mm wa tsamba la mainchesi 12. Malire amenewo salola kuti tsamba liwonongeke, kukula kwa flange, malo otetezedwa kapena slab yosagwirizana. Chifukwa chake, chisankho chomaliza chiyenera kutsatira mtundu wa tsamba lovomerezeka ndi wopanga macheka komanso kuya kwa kudula komwe kwayesedwa.
Deta ya makina a ACE imapereka chitsanzo chothandiza. Chocheka msewu cha konkire cha QF400 Chimalandira tsamba la 400 mm ndipo chimakhala ndi kuya kwakukulu kodulira kwa 130 mm. QF500 konkire ndi chodulira phula imagwiritsa ntchito tsamba la 500 mm ndipo imafika 180 mm. Ma rating a makina awa ndi othandiza kwambiri pogula kuposa kuyerekeza kuzama kuchokera m'mimba mwake wa tsamba lokha.
Tsamba Lodulira Konkire Lonyowa ndi Louma
Kudula konyowa kumathandiza kuziziritsa tsamba ndikunyamula zinyalala zodula, komanso ndi njira yowongolera kukhudzana ndi kuwala. Malinga ndi muyezo wa US OSHA womanga silica, mulingo wochitapo kanthu wa silica yopumira ndi 25 μg/m³ , pomwe malire ololedwa okhudzidwa ndi 50 μg/m³ . Ziwerengerozi zonse zimayesedwa ngati avareji yoyezedwa ndi nthawi ya maola asanu ndi atatu.
Gome 1 la OSHA limafuna kuti macheka oyenda kumbuyo agwiritse ntchito njira yolumikizirana yoperekera madzi yomwe imapatsa madzi tsamba nthawi zonse. Ntchito zakunja zomwe zimachitika motsatira njira iyi sizikulemba zofunikira zina zopumira, pomwe ntchito zamkati kapena zotsekedwa zimafuna chitetezo cha kupuma cha APF 10. Malamulowa amagwira ntchito pa ntchito yomanga yomwe yaperekedwa ku US; makontrakitala m'misika ina ayenera kutsatira malamulo am'deralo.
| Chinthu cha OSHA | Chofunikira chofalitsidwa |
|---|---|
| Mulingo wa zochita za silika | 25 μg/m³ pa TWA ya maola 8 |
| Malire ololedwa owonetsera | 50 μg/m³ pa TWA ya maola 8 |
| Chowongolera choyenda kumbuyo kwa macheka | Kutumiza madzi mosalekeza ku tsamba |
| Ntchito zapanja | Palibe chopumira china chowonjezera chomwe chalembedwa pansi pa Table 1 |
| Ntchito zamkati kapena zotsekedwa | APF yocheperako 10 |
Kudula kouma kumakhala kothandiza ngati matope sangathe kulamulidwa kapena madzi sakupezeka, koma tsamba ndi soka zonse ziyenera kuvomerezedwa kuti zigwiritsidwe ntchito mouma. Kuzama kwa payipi, nthawi yodulira mosalekeza komanso nthawi yozizira ziyenera kutsatira malangizo a zida zomwe zasankhidwa m'malo motsatira lamulo la nthawi yonse. Chizindikiro chogwiritsa ntchito madzi okha ndi malire ogwirira ntchito, osati lingaliro laulemu.
Zolakwika Zosankha Tsamba la Konkire Lodziwika Bwino
Zolakwika zomwe zimachitika kawirikawiri zimaphatikizapo kusankha mwa diameter yokha, kugwiritsa ntchito tsamba la konkire mobwerezabwereza pa phula, kunyalanyaza aggregate, kupitirira RPM rating ya makina ndi kuganiza kuti tsamba lililonse la konkire lingathe kudula mphamvu yolimba. Cholakwika china chomwe chimachitika kawirikawiri ndi kusankha tsamba lalikulu kuti lizike bwino popanda kuwona ngati soka lili ndi mphamvu zokwanira kuti lisunge liwiro loyenera lodula.
Yang'anirani tsamba panthawi yoyamba yodula. Mbali yosalala ya gawo, fumbi lochepa komanso kutsika kwa liwiro lodula kungasonyeze kuti glaze yayamba. Kutayika kwa gawo mwachangu kumasonyeza kuti chigwirizanocho chatha msanga kwambiri. Kudula pansi pa magawo kumasonyeza zinthu zokwawa, madzi osakwanira kapena tsamba lopanda chitetezo choyenera chapakati. Zizindikiro izi ndizothandiza kwambiri kuposa kudikira kuti tsambalo lipereke madandaulo ovomerezeka.
Mndandanda Wowunikira Kusankha Mabala a Konkireti
Musanayitanitse, tsimikizirani kuti chipangizocho chili ndi zinthu zenizeni, zaka za konkriti, momwe zinthu zilili, mphamvu yogwiritsira ntchito, kuya kofunikira kodulira, chitsanzo cha macheka, kukula kwa tsamba, kukula kwa arbor, RPM yayikulu komanso njira yodulira yovomerezeka. Kenako yerekezerani mtengo wa tsamba pa mita imodzi yomalizidwa m'malo mwa mtengo wogulira wokha.
Sankhani tsamba lodulira konkire lopangidwa mwapadera kuti ligwiritsidwe ntchito nthawi zonse pokonza kapena kulimbitsa konkire. Gwiritsani ntchito tsamba la phula lokhala ndi chikole choyenera komanso chitetezo chodulira pang'ono kuti ligwiritsidwe ntchito pokonza msewu wovuta. Sankhani tsamba losakanikirana lovomerezeka pamene kudulako kumadutsa phula ndi konkire mobwerezabwereza. Gulu la tsamba limapanga mndandanda waufupi; zinthu ndi zofunikira za makina zimapanga chisankho chomaliza.
Mafunso Ofunsidwa Kawirikawiri
Kodi tsamba la konkire lingadule phula?
Ikhoza kudula phula, koma chomangira chomwe chasankhidwa pa konkire yolimba chingawonongeke msanga m'misewu yolimba. Gwiritsani ntchito tsamba la phula lopangidwa ndi phula kapena tsamba losakanikirana lovomerezeka pokonza msewu nthawi zonse.
Kodi tsamba la phula lingadule konkire?
Ikhoza kudula konkire yofewa, koma kugwirizana kwake kolimba kumatha kusungunuka mu aggregate yolimba chifukwa ma diamondi akale sawonekera mwachangu mokwanira.
Ndi tsamba liti lomwe limafunika pa konkriti yolimbikitsidwa?
Gwiritsani ntchito tsamba loyesedwa bwino la konkriti yolimbikitsidwa ndipo ligwirizane ndi chivundikirocho, kukhudzana kwachitsulo komwe kumayembekezeredwa, mphamvu ya macheka, kukula kwake ndi RPM yayikulu.
Kodi tsamba lodulidwa la 100 mm likufunika kukula kotani?
Tsamba la mainchesi 12 lili ndi kuya koyerekeza kwa kudula kwa pafupifupi 102 mm, ndikusiya 2 mm yokha ya malire amalingaliro. Gwiritsani ntchito kuya koyerekeza kwa kudula kwa soseji ndi kuchuluka kwa tsamba lovomerezeka kuti musankhe komaliza.
Kodi tsamba lonyowa la diamondi lingagwiritsidwe ntchito louma?
Pokhapokha ngati wopanga tsamba alemba chizindikiro chake kuti chigwiritsidwe ntchito mwa kunyowa komanso mouma. Tsamba lonyowa lokha limadalira madzi kuti liziziritse komanso kuchotsa zinyalala.
