Muchikamu chevanhu vekare, vanhu havasati vapfuya mhuka sechikafu chavo, saka zvekudya zvevanhu zvinowanzoita mabasa ekuvhima nekutanha michero yemiti. Asi nekuti kuvhima kune ngozi, vanhu vakagadzira maturusi mazhinji ekuvandudza mwero wekubudirira kwavo pakuvhima. Mapanga emapfupa ndeimwe yacho.
Mapfupa mapanga mapanga akagadzirwa nemapfupa emhuka.
Mazuvano vanhu havachavhimi mugomo mazuva ose kuti vawane chokudya chokuzadza matumbu, asi mapanga emapfupa akagarwa nhaka nevanhu mune imwe chimiro, kureva mapanga. Mazuva ano mapanga haangori mapanga atinocheka muriwo nemichero, kune marudzi akawanda emapanga, ngatimboonai mamwe mapanga makuru.
mapanga esimbi
Mapadza emhando iyi akagadzirwa nesimbi, uye mapanga esimbi anhasi anowanzo gadzirwa nesimbi isina tsvina. Kupisa kwayo kusingapindi kupisa kuri pakati pemazana maviri emadhigirii celsius kusvika mazana matatu emadhigirii celsius.Mapanga anoshandiswa kucheka muriwo nemichero mumhuri dzedu anowanzo mapanga esimbi. Mukugadzira maitiro, emulsions anowanzo shandiswa kutonhora maturusi esimbi.
High Speed Simbi Mapanga
Kunyange zvazvo shoko rokuti "high speed" richingowedzerwa, rakasiyana zvachose nemapanga esimbi. High-speed simbi mapanga mapanga akagadzirwa nesimbi yemhando yepamusoro-giredhi alloy.Iri remhando yepamusoro-giredhi alloy rinowanzo umbwa nezvikamu zvemakemikari zvakati wandei zvakaita sechromium, nickel, tungsten, molybdenum, uye vanadium. Kupisa kwayo kupisa kunosvika kaviri kusvika katatu kune yemapanga esimbi echinyakare.
High-speed alloy simbi mapanga anowanzo shandiswa zvakanyanya mundima yeindasitiri.Mabanga esimbi anomhanyisa anogona kazhinji kuonekwa muzvikamu zvemaindasitiri ane maumbirwo akasiyana siyana ejometri uye maitirwo anoda kuchekwa kwakanyanya kunoramba kuripo.
Carbide Kucheka Tool
Banga iri rinogona kunzi ibanga rekucheka mapanga. Tembiricha yaro isingapise kupisa inogona kusvika 1 000 madhigirii celsius, kuomarara kwayo nekuoma kwayo zvinodarika giredhi rimwe kupfuura remapanga esimbi anomhanya-mhanya, uye inoshingirira kusapfeka kupfuura mapanga esimbi anomhanya.
Zvigadzirwa zvaro zvetungsten carbide (WC), titanium carbide (TiC), tantalum carbide (TaC) uye 5-10% cobalt.
ceramic banga
Kuramba tembiricha uye kuomarara kwechishandiso ichi, ndiko kuti, kupfeka kuramba, inhanho yakakwira kupfuura iyo yematurusi esimende ecarbide. Izvo zvakakosha zvinoumba alumina uye carbide uye mamwe masimbi anodzingwa munzvimbo yepamusoro-yepamusoro tembiricha.
Sezvo iine kupisa kwakanyanya kwekudzivirira uye kupfeka kuramba, kucheka kwakaoma kunonyanya kushandiswa mukucheka kwemaindasitiri.
diamond tool
Sezvinoratidzwa nezita, rudzi urwu rwechishandiso chinoshandiswa kunyanya kucheka.Kana mudziyo wakavharwa nedhaimondi uchishandiswa kugadzira high-density glass fiber uye carbon fiber, hupenyu hwesevhisi hunopeta kakapetwa makumi manomwe pane eruzha-mhando yealloy tool. Izvo zvisingabatsiri zvemidziyo yedhaimondi ndeyokuti dhaimondi yakaputirwa iri nyore kudonha, uye haigoni kunyatsofanotaurwa.
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