Chii chinonzi electric screwdrivers uye kuti ungasarudza sei

Iko hakuna kuchengetedza clutch yemhando ipi neipi muelectric screwdriver, saka chimiro chemuchina chiri nyore, kugadzirisa kuri nyore, uye mutengo wakaderera.

(1) Non-torque control type

Ichi chishandiso chisiri-otomatiki chekudzima magetsi. Kuti kubatanidza tambo kwapera kana kusapera kunotemwa nemushandisi. Mushandi anofanira kuisa pfungwa dzake pakutarisa maitiro ekushanda. Kunyangwe kuvhiya kwacho kuri kunetsa uye kuchida kushanda nesimba, mhando yegungano haigone kuvimbiswa. Kana mushandisi anosimbisa kuti gungano rapera, anobvisa magetsi kuti apedze kushanda. Nekudaro, nekuda kwekukanganisa kwesimba rekutenderera mushure mekupera kwemagetsi, muchinjiko groove kana slot inowanzokuvadzwa; kana mushandisi asina kungwarira, zviri nyore kuti mota ibhureke kwenguva yakareba, ichideredza hupenyu hwemota yechishandiso uye chinja. Rudzi urwu rwechishandiso rwakashandiswa kumapuranga emapuranga ane kupararira kukuru mumazuva ekutanga, uye kumhanya kwepindle hakufaniri kunge kwakakwirira. Munguva ichangopfuura, haina kunyanya kushandiswa.Kurara bhegi rekuzadza zvinhu

Kunyange zvazvo zvinhu zvekuzadza zvemabhegi ekurara zvinosanganisira pasi nekotoni, kubva pakuona kwekudziya kwekuchengetedza, pasi kune kuchengetedzwa kuri nani kwekudziya, ikareruka, iri nyore kupeta uye kuchengeta, uye ndiyo inonyanya kusimba. Saka pano isu tinonyanya kusuma pasi zvinhu.

Pasi ichiri yakanakisa insulation zvinhu zvemabhegi ekurara kusvika zvino. Pasi zvinhu zvinowanzo (grey, chena) goose pasi kana dhadha pasi (kazhinji kutaura, goose down iri nani pane dhadha pasi). Kuita kwayo kunoenderana nemhando uye loft yepasi yakashandiswa. .

Munguva yekutsvagisa, takaona kuti vamwe vashandisi vasingatarise kunaka vanoshandisa chibooreso chemagetsi chine spiral bit kuti vaunganidze mapuranga ehuni pamidziyo yebhazi. Kunyangwe mutengo wechishandiso wakaderera, mhando yegungano haigone kudzorwa nekuda kwekunyanya kumhanya kwemagetsi drill, zvichikonzera marara. Kutsiva kwakakurumidza kuratidzwa: iyo screw misoro yakakurumidza kuita ngura (nokuti groove coating yakakuvadzwa ne screwdriver); zvipfeko zvevatakuri zvakachekwa nemisoro yescrew (nekuti mamwe masiruu misoro yaive isina kunyatsogara uye yaive yakakwirira kudarika workpiece); iyo simbi yekushongedza mitsetse yakabvongodzwa Kana kuti inodonha (mamwe screws akanyanya kusimbiswa uye kubatana kunotadza); chibatiso chemubato chakasununguka kana zvitubu zvakavhurika (zvimwe zvinongedzo zvinotadza). Zvose izvi zvinosangana nevanhu vanowanzokwira mabhazi nemakochi.

(2) Braking torque control type

Iri zvakare chishandiso chisingaiti otomatiki kucheka magetsi. Iyo voltage yakakwira, iyo braking ikozvino yakakura, uye torque yebhureki yakakurawo. Mushure mekunge giya radzikiswa, iyo yekubuda musangano torque zvakare yakakura, uye zvinopesana. Pfungwa yekugadzira ye.iyi mhando yemagetsi screwdriver ndeye kushandisa nhanho-pasi transformer kumisa mamwe matepi uye kugadzirisa voltage kugadzirisa gungano torque. Ichi chigadzirwa chichiri kugadzirwa munyika. Zvikonzero zvinotevera zvinoratidza kuti inzira yekumashure uye isingadikanwi.

①Pane imwe voltage, iyo braking torque yemota haina kugadzikana. Pane zvikonzero zviviri. Imwe ndeyekuti kupemha kwemota kunowedzera nekupisa. Pasi pekudzokororwa kwenguva pfupi mabhureki, tembiricha yekukwira kwemhepo inotenderera inoshanduka yakakura, saka iyo mabhureki ikozvino yakasiyana zvakanyanya, uye iyo braking torque zvakare yakasiyana; chechipiri ndechokuti mhepo yemotokari inowedzera nekushisa. Ndiyo braking torque ye commutator mota inoenderana nenzvimbo ye rotor panguva yekubhureki. Kana bhurashi riri pakati pezvikamu zviviri zvevafambi, chimwe chinhu chinomonereka chipfupi-chakatenderedzwa nebhurashi uye hapana torque inogadzirwa. Kusiyana neizvi, kana pasina chikamu chevafambi chipfupi-chinotenderedzwa nebhurashi, zvese zvinomonereka zvinhu zvinoshanda kugadzira torque. Naizvozvo, zvinogona kuoneka kuti iyo yakawanda commutator mahwendefa emota, iyo idiki kukanganiswa kwenzvimbo dzakasiyana dzerotor pane braking torque panguva yekubhureki. Nehurombo, emagetsi screwdrivers anowanzo shandisa anogara magineti DC micro motors. Iyo rotor haigone kuve neakawanda slots uye inoshandisa akawanda commutator blades (matatu slots uye matatu blades aishandiswa mumazuva ekutanga, uye shanu slots uye shanu mashizha akashandiswa gare gare. Mazuva ano, nomwe slots uye blades manomwe anonyanya kushandiswa kunze kwenyika. , kune kunyange nomwe slots uye gumi nemana zvidimbu kuderedza torque pulsation). Yakabatana ne10% voltage kushivirira kwemaindasitiri emagetsi ematekisi, zvakanyanya kuomarara kudzora inogara torque neiyi nzira, ndiko kuti, iko kurongeka kwekutonga torque kwakashata.

②Kakawanda mabhureki haisi iyo yakajairika inoshanda mamiriro eyakajairwa magineti DC micro motors. Iyo inokonzeresa kupisa kusingaite kwemota uye kupfupisa hupenyu hwayo. Kunyanya kana mushandisi nemaune kana nekusaziva akawedzera nguva yebhureki, kukanganisa kunenge kwakanyanya.③Kubvisa switch yemagetsi kana mota iri braking inopfupisa hupenyu hwekuchinja. Nekuti ikozvino yakakura panguva yebhureki, iyo magineti simba rakachengetwa mumhepo inductor yakakura. Kana yakadzimwa, simba iri rinoburitswa pakati pevanobatika nenzira yearc. Buda, bvisa iwo madhiri, uye unyungudise mumatambudziko akaoma.

④Sezvo mota ichimhanya nekumhanya kwakadzikira ichangotanga braking, kugona kwerudzi urwu rwemagetsi screwdriver kunowanzo kuderera. Iyi mhando yemagetsi screwdriver inogona kushandiswa kune isingade kudiwa mhando A, B, C uye E yekubatanidza maitiro. D mhando couplet muMc》Mt

Zvivakwa zvekubatanidza zviripo zvakare.

(3) Ikozvino inodzorwa yemagetsi screwdriver

Icho chishandiso chinodzima otomatiki kudzima magetsi. Zvichienderana nehukama hunoenderana pakati peiyo electromagnetic torque yemota uye mota yazvino, nzira yekudzora inotangwa kudzora torque yegungano remagetsi screwdriver nekuisa kukosha kwemota ikozvino. Mhando iyi yemagetsi screwdriver ndiyo yaive yekutanga chigadzirwa muChina, asi inenge isingachagadzirwa nguva pfupi yadarika nekuti basa rekutonga rakashata. Vanhu havagone kubatsira asi kushamisika: Sei iyi nzira yekudzora ichibatsira zvakanyanya kune yakagadziriswa torque wrenches? Ichi chigadzirwa chakagadzirwa uye chakashandiswa, uye torque kutonga kurongeka kunogona kusvika±5% FS; sei mascrewdrivers emagetsi achangobva kunze kwenyika ariwo emhando yekudzora iripo. Tsvagiridzo inoratidza kuti kiyi iri muchokwadi chekuti mushure mekudzima kwemagetsi, basa remagetsi screwdriver's rotary system inoshandurwa kuita isingadzoreki yakawedzera torque, iyo inoverengera chikamu chikuru. Izvi zvinodaro nekuti kuitira kuti ive nechokwadi chekushanda kwepamusoro, chiyero chekumhanya cheanodzikisira chemagetsi screwdriver idiki, uye kuitira kuti ive nechokwadi chekusimbisa torque, simba remota harigone kuve diki (mushure mekutendeuka, 1500N.·m fixed torque wrench inongoda simba rinenge 0.3W rakayerwa, nepo M4 yemagetsi screwdriver inoda ingangoita 8W yakayerwa simba kugadzira IN.·m torque). Naizvozvo, avhareji inotenderera simba inotakurwa neiyo unit yegungano nguva yakakura, saka iyo yakawedzera isingadzoreki torque zvakare yakakura. Mhinduro ndeyokukurumidza kushandisa nekukurumidza-kupedza simba braking kune mota mushure mekunge torque yasvika padanho uye kugura magetsi. . Panguva ino, motokari inoshanda sejenareta, ichishandura yakawanda yekinetic simba re rotary system kuva simba remagetsi uye rinopedzwa mukupisa kwekudzivirira, zvichiita kuti kutonga kusingadzoreki. Kudzora iyo torque yekuwedzera inovandudza huwandu hwekutonga uye kutonga kurongeka. Muchokwadi, Daniker ikozvino-inodzorwa emagetsi screwdrivers (kusanganisira yakakwirira-chaiyo yekuchengetedza clutch self-stop magetsi screwdrivers ataurwa gare gare) tora chiyero ichi kuti uwane yakanaka gungano kutonga maitiro. Iyi yakagadziridzwa ikozvino-inodzorwa yemagetsi screwdriver ine yakakura yekukurumidza kudzora renji uye yakakwirira yekukurumidza kudzora kurongeka. Inokodzera masikirwo egungano eA, B, C, uye E screws ane zvinodiwa zvepamusoro, uye akakodzerawo zvikumbiro zvinoenderana neMc.》Mt D-mhando yekusangana maitiro.

Safety clutch mhando

Kazhinji chengetedzo clutch mechanism inoiswa pazasi kumhanya kwekupedzisira kwemagetsi screwdriver transmission chain. Kana iyo torque yekutumira (kureva dhizaini torque) yadarika kukosha kwayo kwekuseta, clutch inotsika. Kune marudzi akawanda ekuchengetedza maclutches, kusanganisira friction clutches akakodzeraelectric screwdrivers(iyo yaishandiswa mumazuva ekutanga, asi iye zvino haichanyanyi kushandiswa nekuda kwekupfeka nyore, kupisa, uye kusagadzikana kwekuita), mazino-mhando yekudzivirira maclutches, bhora-mhando yekuchengetedza mabheji, uye roller-mhando yekuchengetedza mabheji. clutch. Nekuda kwezvinodiwa uye kufambira mberi kwedhizaini yedhizaini, kune akasiyana akasiyana emagetsi screwdrivers chaiwo (semuenzaniso, vamwe havaise clutch pashaft asi pane yemukati mhete giya, uye shandisa iyo reaction torque kuti uwane iyo yekuchengetedza clutch basa) , uye kune zvakawanda zvakawandisa zvokutaura. . Asi iyo general budiriro inotungamira ndeye miniaturization, kurerutsa, kunatsiridza uye kuwedzera huwandu hwemeshing mazino (mabhora, rollers) kuderedza yakawedzera kukanganisa torque, kunatsiridza kurongeka kwegungano, kuwedzera hupenyu hweclutch, uye kuderedza vibrate panzvimbo yekusangana pakati peanoshanda nebasa. mudziyo musoro. . Zvimwe zvigadzirwa zvinouya zvakawanda sezvikamu makumi maviri nemana, izvo zvichawedzera basa rekugadzirisa. Zvishandiso zvakadaro zvinogona kukamurwa kuita zvikamu zvinotevera maererano nemisimboti, mabasa, uye hunhu hwazvos

(1) Kumanikidzirwa clutch type

Iyo isiri-otomatiki simba-kudzima chishandiso. Dzvinyiriro iri pakati peanoshanda uye anotyairwa clutch halves ndiyo axial pressure inoitwa nemushandisi pane yemagetsi screwdriver. Naizvozvo, kana iyo axial pressure yakaiswa yakakura, iyo clutch inotsika torque ichave yakakura, uye screw assembly torque ichave yakakura. neimwe nzira. Izvo zvinofanirwa kunyanya kutaurwa kuti kana iyo axial pressure isina kubviswa mushure mekugumburwa uye magetsi asina kugurwa, clutch ichaita nguva nenguva uye rwendo zvakare, zvichikonzera kukanganisa uye kuwedzera kuomesa torque maitiro. Naizvozvo, mhedzisiro yegungano zvinoenderana nehunyanzvi hwemushandisi, saka Inokodzera chete A, B, C, E mhando yegungano maitiro pasina kurongeka zvinodiwa. Nekudaro, kune iyo D-mhando uye F-mhando yekusangana maitiro eMt> Mc, chero bedzi mushandisi aine ruzivo rwakakwana uye mutoro, iyi mhando yechishandiso isarudzo yakakodzera.

(2) Inogadziriswa buffer clutch type

Iyo isiri-otomatiki simba-kudzima chishandiso. Chimiro chinoshandisa dzvinyiriro yeinogadziriswa dzvinyiriro chitubu kutsiva iyo yataurwa pamusoro axial kumanikidza kunoitwa nemushandisi, saka inogadziriswa inotsika torque inogona kuwanikwa. Nekudaro, iyo yekutsika torque kudzokororwa uye kugadzirika kuri nani kupfuura iyo yekumanikidza clutch, uye haikonzeri kwakasimba axial vibration yechishandiso kana ichidonha. Iyo haingodzikisi kusimba kwevashandi, asi zvakare inoderedza kukuvadzwa kune slot kana muchinjiko slot uye nekupfeka kwayo nekuda kwekuzunguza kweiyo screwdriver musoro. Naizvozvo, chero bedzi mutyairi akamisa mota kana clutch ikagumburwa uye ichideredza kukanganiswa kweiyo torque yekuwedzera ye clutch, torque yegungano inogara iri padyo neiyo torque inogona kuwanikwa. Naizvozvo, inogona kushandiswa kuA, B, C, uye E-mhando yeshinda dhizaini ine zvimwe gungano torque zvinodiwa. Izvo zvinofanirwa kutaurwa kuti iko kurongeka kweiyo torque yekutsika uye torque yegungano haibvi chete pamagadzirirwo emagadzirirwo echishandiso asiwo padanho rekushanda kwemushandisi. Ongororo dzakaratidza kuti kana chishandiso chikachengetedzwa nemaune munzvimbo yakadzokororwa clutch kwenguva yakareba, torque yegungano inogona kusvika 2-3 nguva yekutsika torque. Nokudaro, hutano hwekuunganidza hunoenderana zvikuru neunyanzvi hwomuiti. Vashandi vepamusoro-soro vanogonawo kuunganidza iyo D-mhando yegungano maficha eMc> Mt, uye vanogona zvakare kutora mukana wekudzokororwa kupatsanurwa.

Yakasanganiswa nekuwedzera nguva yekuwedzera kuunganidza majoini ane mhando F maitiro. Zvechokwadi, kupfeka kwe clutch kuchakurumidza uye kushanda kwegungano kuchaderedzwa.

Mhando iyi yemagetsi screwdriver inogona kukamurwa kuita yemukati yekugadziridza mhando uye yekunze gadziriso mhando zvinoenderana nekugadzirisa nzira yekumanikidza kwechirimo. Iyo yemukati yekugadziridza mhando iri nyore mukuita, asi zvinonetsa kuvhura chikamu chevhavha yemuchina wekushanda paunenge uchigadzirisa kudzvanywa kwechirimo, saka ikozvino haichawanzo kushandiswa. Nekudaro, chimiro ichi chichiri kushandiswa zvakanyanya mukugadzirwa kwega-phase magetsi screwdrivers. Chitubu chekugadzirisa nati yemhando yekugadziridza yekunze iri kunze kwechivharo, uye mushandisi anogona kuishandura zviri nyore kuti achinje kudzvanywa kwechirimo kuti achinje torque yekutsika. Mumakore achangopfuura, magineti emagetsi emagetsi anogadzira anogara achigadzirwa, kunyanya akagadzirwa nebhatiri-anoshanda emagetsi screwdrivers, anowanzo tora rudzi urwu.

Inogadziriswa simba-off clutch type

Icho chishandiso chinodzima otomatiki kudzima magetsi. Pahwaro hweiyo yataurwa pamusoro inogadziriswa buffer clutch, madhigirii echinzvimbo senge machinjiro emagetsi uye mafotoelectric shanduko yeHoro inoshandura anoshandiswa kuona axial kusimuka kwe clutch panguva yekugumburwa nekuishandura kuita masaini emagetsi, zvichiita kuti dunhu rinoshanda rigure. mota. Ipa izvozvi, uye ita mabhureki anopedza simba nekukurumidza kuona kuti clutch haiburitse torque yakawedzerwa inokonzerwa nekudzokororwa kwe clutch kukanganisa, kuitira kuti torque yegungano inyatso kuenzana ne torque yekutsika, uye kudzokorora kwe torque yegungano kunosvika ± 3% kusvika ±5%. Naizvozvo, inokodzera hunhu hwegungano reA, B, C, D (Mc> Mt), E uye mamwe marudzi eshinda ane yakanyanya kurongeka zvinodiwa. Mumazuva ekutanga, maseketi anoshanda ari pamusoro ainyanya kushandisa masekete akareruka. Munguva pfupi yapfuura, magetsi emagetsi emagetsi akagamuchirwa. Iyo yekupedzisira ine kukurumidza kupindura nguva uye isina vanobatika, saka ine kuita kwakanaka uye kuvimbika kwepamusoro.

Ungaita seisarudza electric screwdriver

Nekuda kwekusiyana kwezviitiko zvekushandisa uye maworkpieces, zvinosarudzwa kuti magetsi screwdrivers anofanirwa kuve nemhando dzakasiyana dzemaitiro kusangana nezvinodiwa zvakasiyana. Iri ndiro dambudziko rekusarudza mukuvandudza maitiro emagetsi screwdrivers anofanirwa kugadziriswa. Kusiyana neizvi, kune mumwe mushandisi, maitiro ekutenga maturusi ake ega ega ega ega ega ega ega ega ega ega emhando dzakasiyana kubva pamaonero ekuwanikwa, hupfumi, hungwaru, nezvimwe, zvichibva panzvimbo yake yebasa uye hunhu hwezvikamu zvichave. yakaungana, inoda kusarudzwa.

Tichifunga nezvemagadzirirwo uye maitiro ekushanda, pamwe nenguva dzekushandiswa kwemushandisi, bhatiri-mhando yemagetsi screwdrivers anowanzo shandiswa kudzimba uye maindasitiri nzvimbo dzisina magetsi; yemagetsi screwdrivers ane simba rakakura uye torque yakakura, iyo inoumbwa neyakatevedzana mota, kune yakakura nhamba yeKushandiswa kwepakati, shandisa low-voltage electric screwdriver ine centralized power supply. Pakushandiswa kwakapararira, shandisa imwe yega-powered low-voltage electric screwdriver kana "high-voltage" electric screwdriver. Kusarudzwa kwemuenzaniso kwakakosha zvakanyanya pakutsvaga, kugadzira uye vagadziri. Kusarudzwa kwemuenzaniso kunonzwisisika kunogona kusangana nezvinodiwa zvevashandisi vakasiyana vane marudzi mashoma ezvigadzirwa, uye kuwana mabhenefiti epamusoro ehupfumi nemagariro; Pane zvinopesana, zvinonyanya kukosha kuti vashandisi vasarudze marudzi akasiyana emagetsi screwdrivers zvichienderana neavo ekushandisa zviitiko uye workpiece gungano hunhu. Kutenga kwakashata kuchaita kuti mari irege kuwana mhedzisiro yainoda, kana kutoparara nekuti haigone kushandiswa pane yayo pachayo. Kuti izvi zviitike, hazvifanirwe chete kugadzira zvigadzirwa zvinoenderana neakasiyana tambo dhizaini maitiro, asiwo kusimbisa kufarirwa kweruzivo rwevashandisi munzvimbo ino.