Kodi nyundo ya kalipentala imagwira ntchito yotani?

Hammer ndi chida chodziwika kwambiri popanga ukalipentala.Kawirikawiri, timawona nyundo yopangidwa ndi zigawo ziwiri: mutu wa nyundo ndi chogwirira.Ntchito yake yayikulu ndikupangitsa kuti isinthe mawonekedwe kapena kusuntha pogogoda, yomwe nthawi zambiri imagwiritsidwa ntchito kukonza zinthu kapena kuzitsegula.

▲ Nyundo

Kodi nyundo zinachokera kumagulu otukuka?M'madera akale, anthu ogwira ntchito ankagwiritsa ntchito mwala kuthyola mtedza, kapena mwala pamwala kuti apange moto, ndiye mwalawu ukhoza kutchedwa nyundo?Kufikira kwa Xiaobian kudziwa zambiri sikungathenso kudziwa, ndikuyembekeza kuti omvera achidwi atha kusiya uthenga kuti agawane chidziwitso Ha!

▲ Nyundoyo inayamba ndi nzeru za anthu ogwira ntchito m’madera otukuka

Komabe, nyundoyo siinatchulidwe kale nyundo, koma "vwende" kapena "fupa duo", chifukwa mutu wa nyundo umafanana ndi vwende kapena mpira waminga.Kale anthu ankagwiritsa ntchito nyundo ngati zida.Chifukwa cha mawonekedwe osiyanasiyana a hammerheads, adagawidwa m'magulu awiri: vwende woyimirira ndi vwende wonama.

▲ Nyundo ya vwende yoyima

▲ Nyundo ya vwende yonama

Nyundo zimabweranso mosiyanasiyana.Nyundo zazitali zimatalika pafupifupi mamita awiri, nyundo zazifupi zimangokhala masentimita khumi ndi awiri, ndipo masitayelo ambiri okhazikika amakhala pakati pa 50 centimita ndi 70 centimita utali.

Tsopano nthawi zambiri malinga ndi ntchito yathu ya tsiku ndi tsiku, nyundo imatha kugawidwa kukhala nyundo ya claw, nyundo ya octagonal, nyundo ya msomali, nyundo ya nsonga, nyundo yoyendera ndi zina zotero.

▲ Nyundo yautali wosiyana

▲ Mitundu yosiyanasiyana ya nyundo zamakono

Nyundo ya claw ndiyo yomwe imagwiritsidwa ntchito kwambiri pamoyo wathu watsiku ndi tsiku.Akuti anatulukira ku Roma wakale, pamene nyundo yamakono ya claw inakonzedwa bwino ndi Ajeremani.Monga momwe dzinalo likusonyezera, nyundo ya chikhadabu inatchedwa dzina lake chifukwa mbali imodzi ya nyundoyo ili ndi pobowo ngati V, ngati nyanga ya mbuzi.Ntchito ya nyundo ya claw ndikuti mbali imodzi imatha kugwetsa msomali, ndipo mbali inayo imatha kukhomerera msomali.Nyundo imagwiritsidwa ntchito pazolinga zonse ziwiri.Kutsegula kwa V kumakhomerera msomali pogwiritsa ntchito mfundo ya lever, yomwe ndi mtundu wa lever yopulumutsa ntchito.

▲ Nyundo yachitsulo

Malinga ndi zida za nyundo, zitha kugawidwa m'mitundu inayi: nyundo yachitsulo, nyundo yamkuwa, nyundo yamatabwa ndi nyundo ya rabara.

▲ Nyundo

Imodzi mwa nyundo yodziwika bwino imagwiritsidwa ntchito pokhomerera misomali pamitengo, kuti igwire ntchito yokhazikika.

▲ Nyundo yamkuwa

Nyundo yamkuwa ndi yofewa kuposa nyundo yachitsulo, ndipo sikophweka kusiya zizindikiro za nyundo pa chinthucho, ndipo nyundo yamkuwa ili ndi ubwino wake ndikuti nyundo yamkuwa sivuta kuphulika, nthawi zina kuyaka ndi kuphulika nyundo yamkuwa imatha kutumizidwa. ntchito yabwino.

▲ Nyundo ya Woweruza

Woweruza aliyense ali ndi nyundo yamatabwa m'manja mwake, yomwe ili yofanana ndi nkhuni zakale za mantha.Timafunikanso nyundo yamatabwa m’bokosi la kalipentala, imene imagwiritsidwa ntchito kwambiri popanga tchizi ndi mbale.Poyerekeza ndi nyundo, mphamvu ya nyundo yamatabwa imakhala yosavuta kulamulira, ndipo zizindikiro pambuyo pa kugwa nyundo zimakhala zosazama kwambiri, zomwe zimapulumutsa ntchito zambiri.Nthawi zambiri nyundo yaikulu yamatabwa yopangidwa ndi kokwa, yopepuka, yaing'ono nyundo yopangidwa ndi matabwa olimba.

▲ Mallet a mphira

Rubber mallet ndi zotanuka kwambiri, zomwe zimatha kugwira ntchito yabwino yopumira.Timagwiritsa ntchito kwambiri pomenya nyundo pang'ono, kotero kuti kulumikizana pakati pa matabwa ndi matabwa kumakhala kosavuta komanso koyandikira.