Chii chinonzi screwdriver dzemagetsi uye kuti ungadzisarudza sei?

Hapana rudzi rwekuchengetedza rwemhando ipi zvayo mu sikurudhiraivha yemagetsi, saka chimiro chemuchina chiri nyore, kugadzirisa kwacho kuri nyore, uye mutengo wacho wakaderera.

(1) Rudzi rwekudzora torque rusingashandise torque

Ichi chishandiso chekudzima magetsi chisiri otomatiki. Kuti kubatanidzwa kweshinda kwapera here kana kuti kwete zvinosarudzwa nemunhu wacho. Munhu wacho anofanira kutarisa pakutarisa mashandiro acho. Kunyangwe kushanda kwacho kwakaoma uye kuchitora nguva yakawanda, mhando yekubatanidza haigoni kuvimbiswa. Kana munhu wacho achisimbisa kuti kubatanidzwa kwapera, anobvisa simba kuti apedzise kushanda kwacho. Zvisinei, nekuda kwesimba rinotenderera mushure mekudzima kwemagetsi, gomo rinoyambuka kana nzvimbo yacho inowanzo kukuvara; kana munhu wacho asina kungwarira, zviri nyore kuti mota ibhureki kwenguva yakareba, zvichideredza hupenyu hwemota neswitch yechishandiso. Rudzi urwu rwechishandiso rwaishandiswa pakugadzira screws dzehuni dzakapararira zvakanyanya mumazuva ekutanga, uye kumhanya kwespindle hakufanirwe kunge kwakakwira. Munguva pfupi yapfuura, hachina kushandiswa. Zvinhu zvekuzadza bhegi rekurara

Kunyangwe zvinhu zvinozadza mabhegi ekurara zvinosanganisira pasi nedonje, kubva pakuona kwekuchengetedza kudziya, pasi rine kudziya kuri nani, rakareruka, riri nyore kupeta nekuchengeta, uye ndiro rinogara kwenguva refu. Saka pano tinonyanya kutaura nezvezvinhu zvinozadza pasi.

Kudzika kuchiri chinhu chakanakisa chekudzivirira mabhegi ekurara kusvika pari zvino. Zvinhu zvepasi zvinowanzova (grey, chena) goose down kana duck down (kazhinji, goose down iri nani pane duck down). Kushanda kwayo kunoenderana nerudzi uye denga repasi rinoshandiswa.

Munguva yekutsvaga, takaona kuti vamwe vashandisi vasingateereri mhando vanoshandisa Chibooreso chemagetsi ne spiral bit yekubatanidza screws dzehuni pamabhazi. Kunyangwe mutengo wechishandiso wakaderera, kunaka kwekubatanidza hakugone kudzorwa nekuda kwekumhanya kwakanyanya kwechibhorani chemagetsi, zvichikonzera marara. Kutsiva kwakakurumidza kuoneka: misoro yescrews yakakurumidza ngura (nekuti groove coating yakakuvadzwa ne screwdriver); mbatya dzevafambi dzakachekwa nemisoro yescrews (nekuti mimwe misoro yescrews yakanga isina kugara zvakakwana uye yakanga yakareba kupfuura workpiece); tambo dzesimbi dzekushongedza dzakadonha Kana kuti dzinodonha (mamwe screws akanyanya kusimba uye connection inokundikana); handle lever yakasununguka kana kuti masprings akavhurika (mamwe connections anokundikana). Zvese izvi zvinowanikwa nevanhu vanowanzo famba nemabhazi nemacoaches.

(2) Rudzi rwekudzora torque yebhureki

Icho chishandiso chisingadzimi magetsi otomatiki. Voltage yakakwira, braking current yakakura, uye braking torque yakakurawo. Kana giya radzikiswa, output assembly torque yakakurawo, uye zvinopesana. Pfungwa yekugadzira ye .Rudzi urwu rwesikurudhiraivha yemagetsi ndeyekushandisa transformer inodzika pasi kuti igadzire mamwe matepi uye kugadzirisa voltage kuti igadzirise torque yekubatanidza. Chigadzirwa ichi chichiri kugadzirwa munyika. Zvikonzero zvinotevera zvinoratidza kuti imhando yekudzokera shure uye isingadiwe.

① Pamagetsi akati, torque yekubhura kwemota haisi nguva dzose. Pane zvikonzero zviviri. Chimwe ndechekuti kutenderera kwemota kunowedzera nekupisa. Pasi pemabhureki mapfupi anodzokororwa, kukwira kwekupisa kwekutenderera kunochinja zvakanyanya, saka braking current yakasiyanawo zvikuru, uye torque yekubhura yakasiyanawo; chechipiri ndechekuti kutenderera kwemota kunowedzera nekupisa. Itorque yekubhura kwemota yecommutator ine chekuita nenzvimbo yerotor panguva yekubhura. Kana bhurashi riri pakati pezvikamu zviviri zvecommutator, chimwe chinhu chekuzunguza chinopfupikiswa nebhurashi uye hapana torque inogadzirwa. Kusiyana neizvi, kana pasina chikamu checommutator chinopfupikiswa nebhurashi, zvinhu zvese zvekuzunguza zvinoshanda kugadzira torque. Saka, zvinogona kuonekwa kuti kana ma commutator plates emota akawanda, kukanganiswa kwenzvimbo dzakasiyana dzerotor pa braking torque panguva yekubhura. Zvinosuwisa kuti, ma screwdriver emagetsi anowanzo shandisa ma micro motors emagetsi anogara kwenguva refu. Rotor haigone kuva nenzvimbo dzakawanda uye inoshandisa mabhandi akawanda e commutator (nzvimbo nhatu nemabhindi matatu zvakashandiswa mumazuva ekutanga, uye nzvimbo shanu nemabhindi mashanu zvakazoshandiswa gare gare. Mazuva ano, nzvimbo nomwe nemabhindi manomwe zvinonyanya kushandiswa kunze kwenyika. , kune kunyange nzvimbo nomwe nezvidimbu gumi nemana zvekuderedza torque pulsation). Pamwe chete nekushivirira kwe10% voltage yematekisi emagetsi eindasitiri, zvakaoma kwazvo kudzora torque yenguva dzose nenzira iyi, kureva kuti, kurongeka kwekudzora torque kwakashata kwazvo.

② Kugara uchibhura mabhureki hakusi iko kwakajairika pakushanda kwemamota madiki emagetsi anogara kwenguva refu eDC. Izvi zvinokonzera kupisa kwemota zvisina kujairika uye kupfupisa hupenyu hwayo. Kunyanya kana mushandisi akawedzera nguva yekubhuraki nemaune kana kuti asingazivi, kukuvara kwacho kuchave kwakanyanya. ③ Kubvisa switch yemagetsi kana mota ichibhureka kunopfupisa hupenyu hweswitch. Nekuti simba remagetsi rakakura panguva yekubhureka, simba remagineti rinochengetwa muinductor rinotenderera rakakura. Kana rikabviswa, simba iri rinoburitswa pakati pemacontacts muchimiro che arc. Buda, bvisa macontacts, uye uzvinyungudise muzviitiko zvakakomba.

④ Sezvo mota ichimhanya nekumhanya kwakaderera nguva pfupi isati yatanga kubhureka, kushanda zvakanaka kwemhando iyi ye screwdriver yemagetsi kunowanzova kwakaderera. Rudzi urwu rwe screwdriver yemagetsi runogona kushandiswa pakubatanidza mhando A, B, C uye E kusingade zvakanyanya. D type couplet muMc》Gomo

Zvimiro zvekubatanidza zviripowo.

(3) Sikurudhiraivha yemagetsi inodzorwa nemagetsi inodzorwa nemagetsi

Ichi chishandiso chinodzima magetsi otomatiki. Zvichibva pahukama huripo pakati pe electromagnetic torque yemota ne motor current, nzira yekudzora inogadzwa kudzora torque yekubatanidza ye electric screwdriver nekuisa kukosha kwe motor current. Rudzi urwu rwe electric screwdriver ndiyo yaive chigadzirwa chikuru chekutanga muChina, asi hachina kugadzirwa munguva pfupi yapfuura nekuti basa rayo rekudzora harina kunaka. Vanhu havagoni kurega kushamisika: Sei nzira iyi yekudzora ichibatsira zvikuru kune fixed torque wrenches? Chigadzirwa ichi chakagadzirwa uye chakashandiswa, uye kurongeka kwe torque control kunogona kusvika ±5% FS; sei masikurudhi emagetsi achangobva kutengeswa ari erudzi rwekutonga kuripo. Tsvagiridzo inoratidza kuti chinhu chikuru chiri muchokwadi chekuti mushure mekudzima kwemagetsi, basa resisitimu inotenderera yesisikurudhi yemagetsi rinoshandurwa kuita torque yekuwedzera isingadzoreki, iyo inoverengera chikamu chikuru. Izvi zvinodaro nekuti kuitira kuve nechokwadi chekuti kushanda zvakanaka kwakanyanya, chiyero chekumhanya chemuchina wekuderedza sikurudhi yemagetsi chidiki, uye kuti kuve nechokwadi chekuti torque yakati sturding, simba remota harigone kuva diki zvakanyanya (mushure mekushandurwa, 1500N·Chipanera che torque chakagadzirwa ne m chinongoda simba re 0.3W, ukuwo sikurudhiraivha yemagetsi ye M4 ichida simba re 8W kuti igadzire IN·m torque). Saka, avhareji yesimba rinotenderera rinotakurwa nenguva yekuungana kweyuniti yakakura, saka torque yekuwedzera isingadzoreki yakakurawo. Mhinduro ndeyekuisa braking inokurumidza kushandisa simba kumota mushure mekunge torque yasvika panzvimbo uye kudzima simba. Panguva ino, mota inoshanda se Jenareta, kushandura simba guru remagetsi remuchina wekufamba kuita simba remagetsi uye rinodyiwa mukupisa kwe resistor, zvichiita kuti control isadzoreke. Kudzora torque yakawedzerwa kunovandudza huwandu hwekutonga uye kurongeka kwekudzora. Kutaura zvazviri, Daniker current-controlled electric screwdrivers (kusanganisira high-precision safety clutch self-stop electric screwdrivers dzataurwa gare gare) dzinotora danho iri kuti dziwane hunhu hwakanaka hwekudzora kuungana. Iyi current-controlled electric screwdriver yakagadziridzwa ine huwandu hwakakura hwekudzora kuungana uye kurongeka kwakanyanya kwekugona kudzora kuungana. Yakakodzera hunhu hwekuunganidza hweA, B, C, uye E screws dzine zvinodiwa zvepamusoro, uye yakakodzerawo screws dzinotevedzera Mc》Hunhu hwekugadzira Mount D-type.

Rudzi rwekuchengetedza clutch

Kazhinji kacho nzira yekudzivirira kukuvara inoiswa pamucheto wesimba remagetsi re screwdriver transmission chain. Kana simba re torque ye kutakura (kureva torque yekubatanidza) ikadarika kukosha kwayo, clutch inogumburwa. Kune mhando dzakawanda dzema clutch ekuchengetedza, kusanganisira ma clutch ekukweshana akakodzera sikurudhiraivha dzemagetsi (dzaishandiswa mumazuva ekutanga, asi ikozvino hadzichanyanyi kushandiswa nekuda kwekureruka kwekupfeka, kupisa, uye kushanda kusina kugadzikana), maclutch ekuchengetedza emhando yemazino, maclutch ekuchengetedza emhando yebhora, uye maclutch ekuchengetedza emhando yeroller. clutch. Nekuda kwezvinodiwa uye kufambira mberi kwekugadzirwa kwechimiro, kune mhando dzakasiyana dzemasikurudhi emagetsi chaiwo (semuenzaniso, mamwe haaise clutch pashaft asi pagiya remukati reringi, uye anoshandisa reaction torque kuti awane basa rekuchengetedza clutch), uye kune akawanda kwazvo ekutaura. . Asi nhungamiro yekukura kwakajairika ndeye miniaturization, kurerutsa, kunatswa uye kuwedzera huwandu hwemazino emeshing (mabhora, maroller) kuderedza imwe impact torque, kuvandudza assembly accuracy, kuwedzera hupenyu hweclutch, uye kuderedza vibration panzvimbo yekubatana pakati pemushandisi nemusoro wechishandiso chebasa. . Zvimwe zvigadzirwa zvinouya muzvikamu zvinosvika makumi maviri nemana, izvo zvechokwadi zvichawedzera basa rekugadzirisa. Zvishandiso zvakadaro zvinogona kukamurwa muzvikamu zvinotevera zvichienderana nemisimboti yazvo, mabasa, uye hunhu hwazvo.s

(1) Rudzi rwe clutch rwakamanikidzwa

Ichi chishandiso chinoshanda chekudzima magetsi chisiri otomatiki. Kumanikidzwa kuri pakati pezvikamu zve clutch zvinoshanda uye zvinofambiswa idzvinyiriro ye axial inopihwa nemushandi pa screwdriver yemagetsi. Saka, kana axial pressure iri kushandiswa yakakura, clutch tripping torque ichave yakakura, uye screw assembly torque ichavewo yakakura. Zvakasiyana. Zvinofanira kutaurwa zvakanyanya kuti kana axial pressure isina kubviswa mushure mekugumburwa uye simba risina kudzima, clutch ichabatanidzwa nguva nenguva uye inogumburwa zvakare, zvichikonzera kukanganiswa uye mamwe maitiro e torque anosimbisa. Saka, mhedzisiro ye assembly inoenderana zvachose nehunyanzvi hwemushandi, saka yakakodzera chete maitiro e assembly emhando ye A, B, C, E pasina zvinodiwa nemazvo. Zvisinei, kune maitiro e assembly emhando ye D ne F emhando ye Mt > Mc, chero bedzi mushandi aine ruzivo rwakakwana uye mutoro, rudzi urwu rwechishandiso isarudzo yakakodzera.

(2) Rudzi rwe clutch inogadziriswa ye buffer

Chishandiso chekudzima magetsi chisiri otomatiki. Chimiro chacho chinoshandisa kumanikidzwa kwechitubu chinogadziriswa kuti chitsive kumanikidzwa kweaxial kwataurwa pamusoro apa kunoitwa nemushandi, saka torque inogadziriswa inogona kuwanikwa. Zvisinei, kudzokororwa kwetorque yayo inodonha uye kugadziriswa zviri nani pane zve clutch inomanikidzwa, uye haikonzeri kuzununguka kwakasimba kwechishandiso kana chichigumburwa. Hazvingoderedzi simba rekushanda kwemushandi chete, asiwo zvinoderedza kukuvara kweslot kana cross slot uye coating yayo nekuda kwekuzununguka kwemusoro wescrewdriver. Naizvozvo, chero bedzi mushandi akamisa mota kana clutch yagumburwa uye anoderedza kukanganiswa kwekuwedzera kwe impact torque ye clutch, torque ye assembly inogara iri pedyo ne torque inodonha inogona kuwanikwa. Nokudaro, inogona kushandiswa ku A, B, C, uye E-type thread assembly ine zvimwe zvinodiwa zve assembly torque accuracy. Zvinofanira kutaurwa kuti kururama kwe torque inodonha uye assembly torque hakungotsamiri pakugadzirwa kwechishandiso chete asiwo padanho rekushanda kwemushandi. Ongororo dzakaratidza kuti kana chishandiso chikachengetwa nemaune muchimiro che clutch chinodzokororwa kwenguva yakareba, torque yekubatanidza inogona kusvika ka2-3 kupfuura torque inogumburwa. Nokudaro, mhando yekubatanidza inoenderana zvikuru nehunyanzvi hwemushandisi. Vashandi vepamusoro-soro vanogonawo kuunganidza maficha eD-type assembly eMc>Mt, uye vanogonawo kushandisa mukana wekuparadzanisa kunodzokororwa.

Zvakabatanidzwa nekuwedzera nguva yekubatanidza majoini ane hunhu hwerudzi rweF. Ehe, kupfeka kweclutch kuchakurumidziswa uye kushanda zvakanaka kwekubatanidza kuchaderedzwa.

Rudzi urwu rwesikurudhiraivha yemagetsi runogona kukamurwa kuva rudzi rwekugadzirisa mukati nerudzi rwekugadzirisa kunze zvichienderana nenzira yekugadzirisa yekumanikidzwa kwechitubu. Rudzi rwekugadzirisa mukati ruri nyore kushanda, asi zvinonetsa kuvhura chikamu chechifukidziro chemuchina wekushanda paunenge uchigadzirisa kumanikidzwa kwechitubu, saka ikozvino haruchashandiswi zvakanyanya. Zvisinei, chimiro ichi chichiri kushandiswa zvakanyanya musikurudhiraivha yemagetsi inogadzirwa nemagetsi imwe chete. Nzungu yekugadzirisa chitubu yerudzi rwekugadzirisa kwekunze iri kunze kwechifukidziro, uye mushandi anogona kuitendeudza zviri nyore kuti achinje kumanikidzwa kwechitubu kuti achinje torque inogumburwa. Mumakore achangopfuura, sikurudhiraivha yemagetsi inogadzirwa nemagetsi inogara kwenguva refu, kunyanya sikurudhiraivha yemagetsi inogadzirwa nebhatiri, inowanzoshandisa rudzi urwu.

Rudzi rwe clutch rinogona kugadziriswa

Ichi chishandiso chinodzima magetsi otomatiki. Zvichibva pakushandisa buffer clutch inogadziriswa yataurwa pamusoro apa, ma "position detectors" akadai se "limit switches" uye "photoelectric conversion" ma "Hall transformers" anoshandiswa kuona "axial displacement" ye "clutch" panguva yekugumburwa uye kuishandura kuita masaini emagetsi, zvichiita kuti "functional circuit" icheke mota. Ipa "current", uye ita "energy braking" nekukurumidza kuti uone kuti "clutch" haibudise "torque" yakawedzerwa inokonzerwa ne "repeated clutch impacts", kuitira kuti "assembly torque" ienzane ne "tripping torque", uye "repeating torque" ye "assembly" inosvika ±3% kusvika ±5%. Saka, yakakodzera kune "assembly" hunhu hwe "A", B, C, D (Mc> Mt), E nedzimwe mhando dze "threads" dzine zvinodiwa zvakanyanya. Mumazuva ekutanga, "functional circuits" dziri pamusoro apa dzainyanya kushandisa "simple relay circuits". Munguva pfupi yapfuura, "power electronic circuits" dzakashandiswa. "Last" ine "fast response time" uye haina "contacts", saka ine "performance" yakanaka uye yakavimbika zvikuru.

Maitiro ekuita sarudza sikurudhiraivha yemagetsi

Nekuda kwekusiyana kwezviitiko zvekushandisa uye maworkpiece, zvakasarudzwa kuti mascrewdriver emagetsi anofanirwa kunge aine mhando dzakasiyana dzemaumbirwo kuti agutse zvinodiwa zvakasiyana. Iri ndiro dambudziko rekusarudza mukugadzirwa kwemascrewdriver emagetsi rinofanira kugadziriswa. Kusiyana neizvi, kune mumwe mushandisi, nzira yekutenga zvishandiso zvake zvekuunganidza kubva kumhando dzakasiyana dzescrewdriver dzemagetsi kubva pamaonero ekuwanikwa, hupfumi, hunyanzvi, nezvimwewo, zvichibva panzvimbo yake yebasa uye hunhu hwezvinhu zvinofanirwa kuunganidzwa, zvinoda kusarudzwa.

Tichifunga nezvemaumbirwo uye hunhu hwebasa, pamwe nekushandiswa kwemushandisi, masikurudhi emagetsi emhando yebhatiri anowanzo shandiswa munzvimbo dzemumba nemaindasitiri dzisina magetsi; kune masikurudhi emagetsi ane simba guru uye torque yakakura, ayo anoumbwa nemamota akatevedzana, kune akawanda. Pakushandisa pakati, shandisa sikurudhi yemagetsi ine simba rakaderera ine simba repakati. Pakushandisa kwakapararira, shandisa sikurudhi yemagetsi ine simba rakaderera kana sikurudhi yemagetsi ine "high-voltage". Kusarudza modhi kwakakosha zvikuru pakutsvagisa, kugadzira uye kugadzira. Kusarudza modhi kwakanaka kunogona kusangana nezvinodiwa nevashandisi vakasiyana vane mhando shoma dzezvigadzirwa, uye kuwana mabhenefiti epamusoro ehupfumi nemagariro; Kusiyana neizvi, zvakakosha kuti vashandisi vasarudze mhando dzakasiyana dzemasikurudhi emagetsi zvichienderana nekushandiswa kwavo uye hunhu hwebasa. Kutenga zvisina kunaka kuchaita kuti mari isawane mhedzisiro yaunoda, kana kutotambisa nekuti haigone kushandiswa pazvikamu zvayo. Kuti izvi zviitike, hazvingodiwi kugadzira zvigadzirwa zvinoenderana nehunhu hwakasiyana hwekubatanidza shinda, asiwo kusimbisa kufarirwa kweruzivo rwemushandisi munzvimbo iyi.