{"id":2659,"date":"2024-06-12T05:32:00","date_gmt":"2024-06-12T05:32:00","guid":{"rendered":"https:\/\/swingbearing.net\/?p=2659"},"modified":"2024-06-12T05:35:35","modified_gmt":"2024-06-12T05:35:35","slug":"common-excavator-reducer-faults","status":"publish","type":"post","link":"https:\/\/swingbearing.net\/lv\/common-excavator-reducer-faults\/","title":{"rendered":"Bie\u017e\u0101k sastopamie ekskavatoru reduktoru defekti: Identifik\u0101cija un risin\u0101jumi"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"excavator-reducer-foundation\"><a href=\"https:\/\/swingbearing.net\/lv\/slewing-reducer\/\">Ekskavatora reduktors<\/a> Fonds<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Reduktors ir jaudas p\u0101rvades meh\u0101nisms, kas izmanto zobratu p\u0101rveidot\u0101ju, lai samazin\u0101tu motora apgriezienus l\u012bdz v\u0113lamajam apgriezienu skaitam un ieg\u016btu liel\u0101ku griezes momentu.<\/li>\n\n\n\n<li>Past\u0101v daudz reduktoru veidu, kurus var iedal\u012bt zobratu reduktoros, sliekveida reduktoros, planet\u0101rajos reduktoros un to kombin\u0113tajos reduktoros atkar\u012bb\u0101 no p\u0101rvades veida; atkar\u012bb\u0101 no p\u0101rvades pak\u0101pju skaita tos var iedal\u012bt vienpak\u0101pju un daudzpak\u0101pju reduktoros; atkar\u012bb\u0101 no zobratu formas tos var iedal\u012bt cilindriskos reduktoros, konusveida reduktoros un konusveida cilindriskos reduktoros; atkar\u012bb\u0101 no p\u0101rvades izk\u0101rtojuma tos var iedal\u012bt izv\u0113rstos, dal\u012btos un koaksi\u0101los reduktoros.<\/li>\n\n\n\n<li>Zobratu e\u013c\u013co\u0161ana notiek divos veidos: e\u013c\u013co\u0161ana e\u013c\u013cas basein\u0101 un cirkul\u0113jo\u0161\u0101 e\u013c\u013co\u0161ana.<\/li>\n\n\n\n<li>Sm\u0113re\u013c\u013ca regul\u0101ri j\u0101p\u0101rbauda un j\u0101nomaina. Ja tikko uzst\u0101d\u012btu ekskavatora reduktoru izmanto pirmo reizi, p\u0113c 10-15 ekspluat\u0101cijas dien\u0101m t\u0101 j\u0101nomaina pret jaunu e\u013c\u013cu. Turpm\u0101k e\u013c\u013cas kvalit\u0101te regul\u0101ri j\u0101p\u0101rbauda (2-3 m\u0113ne\u0161us), un, ja t\u0101 neatbilst pras\u012bb\u0101m, t\u0101 nekav\u0113joties j\u0101nomaina. Parasti e\u013c\u013ca j\u0101maina vismaz reizi se\u0161os m\u0113ne\u0161os.<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"analyzing-the-causes-of-gear-pitting-and-peeling-in-excavator-reducers\">Ekskavatoru reduktoru zobratu bedr\u012b\u0161u veido\u0161an\u0101s un lob\u012b\u0161an\u0101s c\u0113lo\u0146u anal\u012bze<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-1-what-are-the-causes-of-gear-pitting-and-peeling-in-the-gearbox-excavator-reducer\">2.1 K\u0101di ir zobratu p\u0101rnesumk\u0101rbas (ekskavatora reduktora) p\u0101rnesumu veido\u0161an\u0101s un lob\u012b\u0161an\u0101s c\u0113lo\u0146i?<\/h3>\n\n\n\n<p>Apskat\u012bsim da\u017e\u0101dus faktorus, kas var izrais\u012bt zobratu bedr\u012b\u0161u veido\u0161anos un lob\u012b\u0161anos:<\/p>\n\n\n\n<p><strong>a. Materi\u0101ls, ciet\u012bba un defekti<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Materi\u0101lu kvalit\u0101te:<\/strong> Zobratu materi\u0101ls var neatbilst nepiecie\u0161amajiem standartiem.<\/li>\n\n\n\n<li><strong>Cietums:<\/strong> Viens no galvenajiem faktoriem, kas ietekm\u0113 zobratu kontakta noguruma iztur\u012bbu, ir zema ciet\u012bba p\u0113c termisk\u0101s apstr\u0101des, kas nenodro\u0161ina gaid\u012bto kontakta noguruma iztur\u012bbu.<\/li>\n\n\n\n<li><strong>Defekti:<\/strong> P\u0101rnesuma r\u012bka virsmas vai iek\u0161\u0113jie defekti ar\u012b veicina nepietiekamu kontakta noguruma iztur\u012bbu.<\/li>\n<\/ul>\n\n\n\n<p><strong>b. Slikta p\u0101rnesumu precizit\u0101te<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Zobratu apstr\u0101des un mont\u0101\u017eas precizit\u0101te var neatbilst nepiecie\u0161amajiem standartiem.<\/li>\n\n\n\n<li>Var rasties probl\u0113mas, piem\u0113ram, nepietiekama linuma precizit\u0101te un kust\u012bbas precizit\u0101te.<\/li>\n\n\n\n<li>Ap\u013cveida loka zobrata korpusa centra att\u0101luma k\u013c\u016bda var b\u016bt p\u0101r\u0101k liela, kas rada neefektivit\u0101ti.<\/li>\n<\/ul>\n\n\n\n<p><strong>c. Neatbilsto\u0161a sm\u0113re\u013c\u013ca<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Iesp\u0113jams, ka izmantot\u0101s sm\u0113re\u013c\u013cas klase ir nepareiza.<\/li>\n\n\n\n<li>Zema e\u013c\u013cas viskozit\u0101te var izrais\u012bt sliktu e\u013c\u013co\u0161anas veiktsp\u0113ju.<\/li>\n<\/ul>\n\n\n\n<p><strong>d. Augsts e\u013c\u013cas l\u012bmenis<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ja e\u013c\u013cas l\u012bmenis ir p\u0101r\u0101k augsts, e\u013c\u013cas temperat\u016bra var paaugstin\u0101ties.<\/li>\n\n\n\n<li>\u0160\u012b paaugstin\u0101t\u0101 temperat\u016bra samazina sm\u0113re\u013c\u013cas viskozit\u0101ti, t\u0101d\u0113j\u0101di pasliktinot t\u0101s e\u013c\u013co\u0161anas \u012bpa\u0161\u012bbas un samazinot e\u013c\u013cas pl\u0113ves darba biezumu.<\/li>\n<\/ul>\n\n\n\n<p>Izprotot \u0161os faktorus un regul\u0101ri p\u0101rbaudot un uzturot p\u0101rnesumk\u0101rbu, j\u016bs varat mazin\u0101t p\u0101rnesumk\u0101rbas boj\u0101\u0161an\u0101s un lob\u012b\u0161an\u0101s risku, nodro\u0161inot, ka ekskavatora reduktors darbojas vienm\u0113r\u012bgi un efekt\u012bvi.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-2-please-provide-a-brief-analysis-of-the-cause-of-the-gearbox-shaft-coupling\">2.2. L\u016bdzu, sniedziet \u012bsu anal\u012bzi par p\u0101rnesumk\u0101rbas v\u0101rpstas sakabes c\u0113lo\u0146iem?<\/h3>\n\n\n\n<figure class=\"wp-block-image size-large is-resized\"><img decoding=\"async\" width=\"743\" height=\"1024\" src=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-743x1024.jpg\" alt=\"ekskavatora reduktors\" class=\"wp-image-4140\" style=\"width:861px;height:auto\" srcset=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-743x1024.jpg 743w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-218x300.jpg 218w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-768x1059.jpg 768w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-9x12.jpg 9w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050-600x827.jpg 600w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/00050.jpg 800w\" sizes=\"(max-width: 743px) 100vw, 743px\" \/><figcaption class=\"wp-element-caption\">ekskavatora reduktors<\/figcaption><\/figure>\n\n\n\n<p>Atbilde: a. Tas ir saist\u012bts ar salauztu zobu, kura d\u0113\u013c ieejas v\u0101rpsta zaud\u0113 aksi\u0101lo ierobe\u017eojumu, k\u0101 rezult\u0101t\u0101 rodas v\u0101rpstas novirze.<\/p>\n\n\n\n<p>b. To izraisa va\u013c\u012bgs stiprin\u0101jums starp piedzi\u0146as zobratu uz starpv\u0101rpstas un v\u0101rpstu. Faktiskaj\u0101 transmisij\u0101 bie\u017ei vien nepietiekamas savstarp\u0113j\u0101s iejauk\u0161an\u0101s d\u0113\u013c starp dzeno\u0161o p\u0101rnesumu un starpv\u0101rpstu dzeno\u0161ais p\u0101rnesums rada aksi\u0101lu nob\u012bdi attiec\u012bb\u0101 pret starpv\u0101rpstu, kas savuk\u0101rt izraisa ieejas v\u0101rpstas aksi\u0101lu nob\u012bdi. T\u0101p\u0113c nepietiekama mijiedarb\u012bba ir galvenais p\u0101rnesumk\u0101rbas v\u0101rpstas virknes c\u0113lonis.<\/p>\n\n\n\n<p>c. P\u0101rnesumk\u0101rbas st\u016br\u0113\u0161ana zin\u0101m\u0101 m\u0113r\u0101 ietekm\u0113 ar\u012b s\u0113rijveida v\u0101rpstu.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-3-please-briefly-analyze-the-reasons-for-the-high-temperature-of-the-deceleration-oil\">2.3. L\u016bdzu, \u012bsi analiz\u0113jiet iemeslus, k\u0101p\u0113c pal\u0113nin\u0101\u0161anas e\u013c\u013cas temperat\u016bra ir tik augsta?<\/h3>\n\n\n\n<p><\/p>\n\n\n\n<p>Atbilde: a. Sm\u0113re\u013c\u013ca ir nekvalific\u0113ta vai ir lietota p\u0101r\u0101k ilgi.<\/p>\n\n\n\n<p>b. P\u0101rm\u0113r\u012bgs sm\u0113re\u013c\u013cas daudzums neveicina p\u0101rnesumk\u0101rbas meh\u0101nisma siltuma izkliedi.<\/p>\n\n\n\n<p>c. Boj\u0101tas da\u013cas. Meh\u0101niskie boj\u0101jumi ietver nopietnus zobratu boj\u0101jumus, zobu l\u016bzumus, gult\u0146u apvalku, iek\u0161\u0113jo un \u0101r\u0113jo gredzenu, lod\u012b\u0161u gult\u0146u boj\u0101jumus, k\u0101 ar\u012b nopietnu gult\u0146u blo\u0137\u0113\u0161anos vai v\u0101rpstas deform\u0101ciju;<\/p>\n\n\n\n<p>d. kastes \u0101rpuse ir p\u0101rkl\u0101ta ar gru\u017eiem vai putek\u013ciem. Ja ap reduktoru ir sakrautas lietas vai korpusa virsma ilgsto\u0161i netiek t\u012br\u012bta, iesp\u0113jams, ka gru\u017eu vai putek\u013cu p\u0101rkl\u0101jums var izrais\u012bt nepiln\u012bgu reduktora siltuma izkliedi, k\u0101 rezult\u0101t\u0101 paaugstin\u0101s e\u013c\u013cas temperat\u016bra;<\/p>\n\n\n\n<p>e. Dzes\u0113\u0161anas ier\u012bce ir blo\u0137\u0113ta vai darbojas nepareizi. Dzes\u0113\u0161anas ier\u012bce, t\u0101pat k\u0101 p\u0101rnesumk\u0101rba, ir novietota putek\u013cain\u0101 r\u016bpn\u012bcas \u0113k\u0101. Ja iek\u0161\u0113jie cauru\u013cvadi ilgsto\u0161i netiek t\u012br\u012bti un dzes\u0113\u0161anas ier\u012bce ir blo\u0137\u0113ta vai boj\u0101ta, tas izraisa p\u0101rnesumk\u0101rbas e\u013c\u013cas temperat\u016bras paaugstin\u0101\u0161anos;<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"2-4-regular-maintenance-and-malfunctions-of-the-excavator-reducer\">2.4. Regul\u0101ra ekskavatora reduktora apkope un darb\u012bbas trauc\u0113jumi :<\/h3>\n\n\n\n<p>Parast\u0101 apkope galvenok\u0101rt ietver:<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>Regul\u0101ra regul\u0113\u0161ana un nodo\u0161ana ekspluat\u0101cij\u0101 uzst\u0101d\u012b\u0161anas laik\u0101; 2. Regul\u0101ras p\u0101rbaudes, izlases p\u0101rbaudes augst\u0101 temperat\u016br\u0101 un e\u013c\u013cas kvalit\u0101tes p\u0101rbaudes; 3. Regul\u0101ra e\u013c\u013cas papildin\u0101\u0161ana un mai\u0146a.<\/li>\n<\/ol>\n\n\n\n<p>Bie\u017e\u0101k sastopamie defekti galvenok\u0101rt ir \u0161\u0101di:<\/p>\n\n\n\n<p>Ekskavatora reduktors \u013coti vibr\u0113; 2. Ir troksnis; 3. Augsta e\u013c\u013cas temperat\u016bra; 4. E\u013c\u013cas nopl\u016bde; 5. Zobratu boj\u0101jumi; 6. S\u0113rijas asis; 7. Boj\u0101ti gult\u0146i.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-\u3001-maintenance-and-upkeep-of-the-excavator-reducer\">3\u3001 \u0112kas uztur\u0113\u0161ana un kop\u0161ana <a href=\"https:\/\/swingbearing.net\/lv\/slewing-reducer\/\">ekskavatora reduktors<\/a><\/h2>\n\n\n\n<p>3.1 Uzst\u0101d\u012b\u0161ana un regul\u0113\u0161ana<\/p>\n\n\n\n<p>a. Lai nodro\u0161in\u0101tu reduktora mont\u0101\u017eas precizit\u0101ti, uzst\u0101d\u012b\u0161anas laik\u0101 nav nepiecie\u0161ams iedarbin\u0101t ma\u0161\u012bnu un neboj\u0101t bl\u012bv\u0113juma l\u012bmi. Ner\u016bs\u0113jo\u0161o sm\u0113rvielu uz reduktora virsmas var p\u0101rbaud\u012bt, atverot redzamo e\u013c\u013cas v\u0101ci\u0146u vai mazg\u0101jot ar petroleju (d\u012bze\u013cdegvielu).<\/p>\n\n\n\n<p>b. Starp reduktoru un motoru vai galveno ier\u012bci var izmantot elast\u012bgas sakabes vai zobratu sakabes, vai citas neelast\u012bgas sakabes.<\/p>\n\n\n\n<p>c. Reduktors j\u0101uzst\u0101da stabili un stingri, un pamatnes regul\u0113\u0161anas bl\u012bv\u012bte ir stingri j\u0101nogrie\u017e (izmantojot t\u0113rauda spilventi\u0146us). Koaksialit\u0101tes novirze starp savienot\u0101jda\u013c\u0101m nedr\u012bkst p\u0101rsniegt izmantot\u0101s sakabes ier\u012bces pie\u013caujamo v\u0113rt\u012bbu.<\/p>\n\n\n\n<p>d. P\u0101rbaudiet, vai skr\u016bves uz katras k\u0101rbas bl\u012bv\u0113juma virsmas nav va\u013c\u012bgas, un, ja t\u0101s ir va\u013c\u012bgas, v\u0113lreiz t\u0101s pievelciet.<\/p>\n\n\n\n<p>3.2 Lieto\u0161ana un apkope<\/p>\n\n\n\n<p>a. Pirms reduktora ofici\u0101las nodo\u0161anas ekspluat\u0101cij\u0101 j\u0101veic slodzes tests.<\/p>\n\n\n\n<p>b. Pirms slodzes testa j\u0101pielej sm\u0113re\u013c\u013ca atbilsto\u0161i e\u013c\u013cas mar\u0137\u0113juma st\u0101voklim, un izejas v\u0101rpsta j\u0101pagrie\u017e ar rok\u0101m, lai t\u0101 pagrieztos par vienu apli, kam j\u0101b\u016bt elast\u012bgam. P\u0113c tam divas stundas j\u0101str\u0101d\u0101 tuk\u0161gait\u0101, un nedr\u012bkst b\u016bt nek\u0101du neparastu trok\u0161\u0146u.<\/p>\n\n\n\n<p>c. Slodzes testa laik\u0101 slodze pak\u0101peniski j\u0101noslogo l\u012bdz pilnai slodzei (ja apst\u0101k\u013ci to at\u013cauj, slodze j\u0101noslogo \u010detros posmos - 25%, 50%, 75% un 100%), un katrs posms nedr\u012bkst ilgt maz\u0101k par 2 stund\u0101m. Tam j\u0101b\u016bt stabilam, bez trieciena vibr\u0101cijas un e\u013c\u013cas nopl\u016bdes. P\u0113c tam, kad ir apstiprin\u0101ts, ka nav defektu, ma\u0161\u012bn\u0101 eso\u0161\u0101 sm\u0113re\u013c\u013ca pirms lieto\u0161anas j\u0101iztuk\u0161o vai j\u0101filtr\u0113 ar 200 sietu filtru.<\/p>\n\n\n\n<p>d. Ja testa laik\u0101 rodas k\u0101das neparastas situ\u0101cijas, j\u0101nosaka un j\u0101nov\u0113r\u0161 to c\u0113lonis un nekav\u0113joties j\u0101inform\u0113 ra\u017eot\u0101js.<\/p>\n\n\n\n<p>e. Reduktors j\u0101remont\u0113 reizi se\u0161os ekspluat\u0101cijas m\u0113ne\u0161os, un regul\u0101ri (katru ned\u0113\u013cu) j\u0101p\u0101rbauda zobu virsma, lai konstat\u0113tu t\u0101dus defektus k\u0101 bedr\u012b\u0161u veido\u0161an\u0101s, nodilums un sa\u0137ere. Ja defektu laukums p\u0101rsniedz 20% gar zoba garumu un augstuma virzien\u0101 un turpina att\u012bst\u012bties, zobratu p\u0101ris j\u0101nomaina.<\/p>\n\n\n\n<p>3.3 E\u013c\u013co\u0161ana<\/p>\n\n\n\n<p>a. Zobratu e\u013c\u013co\u0161anai tiek izmantoti divi veidi: e\u013c\u013co\u0161ana e\u013c\u013cas basein\u0101 un cirkul\u0113jo\u0161\u0101 e\u013c\u013co\u0161ana. Sm\u0113re\u013c\u013cu izv\u0113las saska\u0146\u0101 ar iek\u0101rtas instrukcij\u0101m. Reduktoriem ar m\u012bkstu zobu virsmu un reduktoriem ar vid\u0113ji cietu zobu virsmu izmanto N100-150, bet reduktoriem ar cietu zobu virsmu un planet\u0101rajiem reduktoriem izmanto N220-320.<\/p>\n\n\n\n<p>b. E\u013c\u013ca regul\u0101ri j\u0101p\u0101rbauda un j\u0101nomaina. Ja tikko uzst\u0101d\u012btu reduktoru izmanto pirmo reizi, p\u0113c 10-15 ekspluat\u0101cijas dien\u0101m t\u0101 j\u0101nomaina pret jaunu e\u013c\u013cu. Turpm\u0101k e\u013c\u013cas kvalit\u0101te regul\u0101ri j\u0101p\u0101rbauda (2-3 m\u0113ne\u0161us), un, ja t\u0101 neatbilst pras\u012bb\u0101m, t\u0101 nekav\u0113joties j\u0101nomaina. Parasti e\u013c\u013ca j\u0101maina vismaz reizi se\u0161os m\u0113ne\u0161os. P\u0101rbaudot e\u013c\u013cas kvalit\u0101ti, ja rodas k\u0101da no turpm\u0101k min\u0113taj\u0101m situ\u0101cij\u0101m, e\u013c\u013co\u0161anas e\u013c\u013ca ir laikus j\u0101nomaina:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Sve\u0161\u0137erme\u0146u saturs sm\u0113re\u013c\u013c\u0101 p\u0101rsniedz 2%;<\/li>\n\n\n\n<li>Met\u0101la abraz\u012bvie materi\u0101li sm\u0113re\u013c\u013c\u0101, kas p\u0101rsniedz 0,5%;<\/li>\n\n\n\n<li>\u016adens saturs sm\u0113re\u013c\u013c\u0101 p\u0101rsniedz 2%;<\/li>\n<\/ul>\n\n\n\n<p>c. Reduktora ikdienas apkope un uztur\u0113\u0161ana galvenok\u0101rt ietver e\u013c\u013cas nopl\u016bdes p\u0101rbaudi, savlaic\u012bgu \u0161\u0137idruma l\u012bme\u0146a p\u0101rbaudi kast\u0113, labas e\u013c\u013co\u0161anas p\u0101rbaudi, skr\u016bvju stingr\u012bbas un integrit\u0101tes p\u0101rbaudi vis\u0101s deta\u013c\u0101s, regul\u0101ru iek\u0101rtas temperat\u016bras p\u0101rbaudi, k\u0101 ar\u012b svina stieples ieskr\u016bv\u0113\u0161anu zobratu sa\u0137eres poz\u012bcij\u0101 darb\u012bbas laik\u0101, lai izm\u0113r\u012btu zobu nodilumu.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"3-\u3001-maintenance-and-upkeep-of-the-gearbox\">3\u3001 P\u0101rnesumk\u0101rbas apkope un uztur\u0113\u0161ana<\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"592\" height=\"592\" src=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2023\/11\/HD820.jpg\" alt=\"ekskavatora reduktors\" class=\"wp-image-1368\" srcset=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2023\/11\/HD820.jpg 592w, https:\/\/swingbearing.net\/wp-content\/uploads\/2023\/11\/HD820-300x300.jpg 300w, https:\/\/swingbearing.net\/wp-content\/uploads\/2023\/11\/HD820-150x150.jpg 150w, https:\/\/swingbearing.net\/wp-content\/uploads\/2023\/11\/HD820-100x100.jpg 100w\" sizes=\"(max-width: 592px) 100vw, 592px\" \/><figcaption class=\"wp-element-caption\">ekskavatora reduktors<\/figcaption><\/figure>\n\n\n\n<p>Iesp\u0113jamie boj\u0101jumi, kas var rasties p\u0101rnesumk\u0101rbas lieto\u0161anas laik\u0101, ir e\u013c\u013cas nopl\u016bde, gult\u0146a zonas p\u0101rkar\u0161ana, ska\u013c\u0161 troksnis, p\u0101r\u0101k augsta p\u0101rnesumk\u0101rbas e\u013c\u013cas baseina temperat\u016bra (virs 70 gr\u0101diem), neparasts troksnis no p\u0101rnesumk\u0101rbas, dzeno\u0161\u0101s v\u0101rpstas p\u0101rsl\u0113g\u0161an\u0101s, gult\u0146a sadrumstalot\u012bba, p\u0101rnesumk\u0101rbas boj\u0101jumi utt. Tiek analiz\u0113ti c\u0113lo\u0146i un prevent\u012bvie pas\u0101kumi.<\/p>\n\n\n\n<p>4.1 P\u0101rnesumk\u0101rbas e\u013c\u013cas nopl\u016bde<\/p>\n\n\n\n<p>4.1.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>E\u013c\u013cas nopl\u016bde var rasties da\u017e\u0101dos veidos, bet visbie\u017e\u0101k t\u0101 notiek akt\u012bv\u0101s un dzeno\u0161\u0101s v\u0101rpstas galvi\u0146as bl\u012bv\u0113juma viet\u0101s, \u012bpa\u0161i akt\u012bv\u0101s v\u0101rpstas bl\u012bv\u0113juma gredzen\u0101, kas ir vissmag\u0101kais. Papildus iepriek\u0161 min\u0113taj\u0101m situ\u0101cij\u0101m ir ar\u012b tr\u012bs e\u013c\u013cas nopl\u016bdes vietas.<\/p>\n\n\n\n<p>a. E\u013c\u013cas nopl\u016bde pa p\u0101rnesumk\u0101rbas savienojuma virsmu;<\/p>\n\n\n\n<p>b. E\u013c\u013cas nopl\u016bde pie redzam\u0101s atveres v\u0101ka reduktora aug\u0161pus\u0113;<\/p>\n\n\n\n<p>c. E\u013c\u013cas nopl\u016bde notiek pie dren\u0101\u017eas atveres reduktora apak\u0161\u0101;<\/p>\n\n\n\n<p>E\u013c\u013cas nopl\u016bde pie redzam\u0101s atveres v\u0101ka un e\u013c\u013cas izpl\u016bdes atveres galvenok\u0101rt rodas t\u0101p\u0113c, ka nav piln\u012bb\u0101 pievilktas stiprin\u0101juma skr\u016bves vai nav uzst\u0101d\u012bta bl\u012bv\u0113juma bl\u012bve.<\/p>\n\n\n\n<p>Atsevi\u0161\u0137u ier\u012b\u010du mont\u0101\u017eas laik\u0101 <strong><a href=\"https:\/\/swingbearing.net\/lv\/gearbox-parts\/\">p\u0101rnesumk\u0101rbas<\/a><\/strong>, uz kastes virsmas paliek dzelzs skaidas, kas izraisa kastes virsmas va\u013c\u012bgumu un e\u013c\u013cas nopl\u016bdi. E\u013c\u013cas nopl\u016bdes uz bl\u012bv\u0113juma virsmas iemesls ir ne tikai iepriek\u0161 min\u0113tie faktori, bet, kas ir v\u0113l svar\u012bg\u0101k, ar\u012b p\u0101rnesumk\u0101rbas korpusa deform\u0101cija p\u0113c lieto\u0161anas perioda, k\u0101 rezult\u0101t\u0101 veidojas nevienm\u0113r\u012bga bl\u012bv\u0113juma virsma un va\u013c\u012bga mont\u0101\u017ea, kas izraisa e\u013c\u013cas nopl\u016bdi.<\/p>\n\n\n\n<p>4.1.2. Profilakses un nov\u0113r\u0161anas metodes:<\/p>\n\n\n\n<p>a. Bl\u012bv\u0113juma gredzena v\u0101kam ir no\u0146emama konstrukcija.<\/p>\n\n\n\n<p>b. Bl\u012bv\u0113juma gredzenam ir atv\u0113rta strukt\u016bra.<\/p>\n\n\n\n<p>c. E\u013c\u013cas atgrie\u0161anas caurums pie ieejas v\u0101rpstas gult\u0146a ir attiec\u012bgi j\u0101papla\u0161ina.<\/p>\n\n\n\n<p>d. P\u0101rnesumk\u0101rbas korpusa apstr\u0101de pret noveco\u0161anos var nov\u0113rst deform\u0101ciju un nov\u0113rst e\u013c\u013cas nopl\u016bdi pa k\u0101rbas virsmu. Pa\u0161laik ir tr\u012bs efektivit\u0101tes uzlabo\u0161anas metodes: pirm\u0101 ir dabisk\u0101 boj\u0101eja; otr\u0101 ir m\u0101ksl\u012bg\u0101 noveco\u0161an\u0101s; tre\u0161\u0101 ir vibr\u0101cijas noveco\u0161an\u0101s. To var izv\u0113l\u0113ties un apstr\u0101d\u0101t atbilsto\u0161i faktiskajiem apst\u0101k\u013ciem.<\/p>\n\n\n\n<p>e. Uz reduktora pamatnes bl\u012bv\u0113juma virsmas ir atlieta vai meh\u0101niski apstr\u0101d\u0101ta apa\u013ca e\u013c\u013cas rieva, un ar apa\u013co e\u013c\u013cas rievu ir savienoti vair\u0101ki atpaka\u013cgaitas e\u013c\u013cas caurumi. Kad reduktors darbojas, p\u0113c tam, kad e\u013c\u013ca ies\u016bcas reduktora virsm\u0101, t\u0101 iek\u013c\u016bst gredzenveida e\u013c\u013cas riev\u0101 un p\u0113c tam caur e\u013c\u013cas atgrie\u0161anas atveri iepl\u016bst e\u013c\u013cas tvertn\u0113. E\u013c\u013ca neizpl\u016bst pa p\u0101rnesumk\u0101rbas virsmu uz p\u0101rnesumk\u0101rbas korpusa \u0101rpusi.<\/p>\n\n\n\n<p>f. Mont\u0113jot p\u0101rnesumk\u0101rbu, uz savienojuma virsmas uzkl\u0101jot herm\u0113ti\u0137a sl\u0101ni (piem\u0113ram, D05 silikona gumijas herm\u0113ti\u0137i), var efekt\u012bvi nov\u0113rst e\u013c\u013cas nopl\u016bdi uz savienojuma virsmas.<\/p>\n\n\n\n<p>g. Ja e\u013c\u013cas l\u012bmenis p\u0101rnesumk\u0101rb\u0101 ir p\u0101r\u0101k augsts, tas ne tikai palielina jaudas zudumus p\u0101rnesumu mais\u012b\u0161anas e\u013c\u013cai, bet ar\u012b palielina e\u013c\u013cas nopl\u016bdes iesp\u0113ju, jo smagi \u0161\u013cakst\u0101s sm\u0113re\u013c\u013ca. Tas ar\u012b izraisa nep\u0101rtrauktu e\u013c\u013cas temperat\u016bras paaugstin\u0101\u0161anos, jo \u012bpa\u0161i vasar\u0101, kad apk\u0101rt\u0113j\u0101s vides temperat\u016bra ir augsta, tas paaugstina e\u013c\u013cas temperat\u016bru, samazina sm\u0113re\u013c\u013cas viskozit\u0101ti, samazina e\u013c\u013co\u0161anas veiktsp\u0113ju, palielina e\u013c\u013cas pl\u016bstam\u012bbu un nopl\u016bdi, k\u0101 ar\u012b tie\u0161i ietekm\u0113 zobratu un gult\u0146u e\u013c\u013co\u0161anu, samazinot to kalpo\u0161anas laiku. T\u0101p\u0113c lieto\u0161anas laik\u0101 ir j\u0101uztur norm\u0101ls e\u013c\u013cas l\u012bmenis.<\/p>\n\n\n\n<p>h. Uzlieciet bl\u012bves uz redzam\u0101 stikla v\u0101ka un e\u013c\u013cas izpl\u016bdes atveres un pievilciet skr\u016bves.<\/p>\n\n\n\n<p>l. Palielinot izejas v\u0101rpstas atpaka\u013cgaitas e\u013c\u013cas atveri, var nov\u0113rst e\u013c\u013cas nopl\u016bdi no izejas v\u0101rpstas.<\/p>\n\n\n\n<p>j. Uzlabojiet elpojo\u0161o v\u0101ci\u0146u un p\u0101rbaudes atveres v\u0101ku. Viens no galvenajiem e\u013c\u013cas nopl\u016bdes iemesliem ir tas, ka p\u0101rnesumk\u0101rbas iek\u0161\u0113jais spiediens ir liel\u0101ks par \u0101r\u0113jo atmosf\u0113ras spiedienu. Ja tiek pieliktas p\u016bles, lai l\u012bdzsvarotu spiedienu p\u0101rnesumk\u0101rbas iek\u0161pus\u0113 un \u0101rpus\u0113, e\u013c\u013cas nopl\u016bdi var nov\u0113rst. Lai gan vis\u0101m p\u0101rnesumk\u0101rb\u0101m ir elpojo\u0161i v\u0101ci\u0146i, elpojo\u0161ie caurumi ir p\u0101r\u0101k mazi, un tos var viegli aizsprostot putek\u013ci un e\u013c\u013cas traipi. Turkl\u0101t katru reizi, uzpildot degvielu, ir j\u0101atver p\u0101rbaudes atveres v\u0101ka pl\u0101ksn\u012bte, kas palielina e\u013c\u013cas nopl\u016bdes iesp\u0113ju un izraisa nopl\u016bdi viet\u0101s, kur s\u0101kotn\u0113ji nopl\u016bdes nebija. Var palielin\u0101t gaisa caurlaid\u012bbu, lai pan\u0101ktu vien\u0101du spiedienu iek\u0161pus\u0113 un \u0101rpus\u0113.<\/p>\n\n\n\n<p>4.2 P\u0101rkar\u0161ana vai troksnis p\u0101rnesumk\u0101rbas gult\u0146u zon\u0101<\/p>\n\n\n\n<p>4.2.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>a. Nepietiekams sm\u0113re\u013c\u013cas daudzums. Ja sm\u0113re\u013c\u013cas l\u012bmenis ir nepietiekams vai nevar sasniegt pie\u0146emamu augstumu, jo transmisij\u0101 nopl\u016bst e\u013c\u013ca, tas var izrais\u012bt augstu temperat\u016bru vai troksni transmisijas gult\u0146u zon\u0101;<\/p>\n\n\n\n<p>b. Berze uz gult\u0146a v\u0101ka vai bl\u012bv\u0113juma da\u013cas. Ja gultnis ir uzst\u0101d\u012bts nepareizi, gult\u0146a v\u0101ks nav novietots vertik\u0101li vai ilgsto\u0161as lieto\u0161anas d\u0113\u013c ir nodilis gult\u0146a v\u0101ks vai bl\u012bv\u0113juma da\u013ca un savienojo\u0161\u0101 da\u013ca, tas var izrais\u012bt augstu temperat\u016bru vai troksni reduktora gultn\u012b;<\/p>\n\n\n\n<p>c. Boj\u0101ti vai nolietoti gult\u0146i. Galvenais \u0161\u012bs poz\u012bcijas saturs ir t\u0101ds, ka gult\u0146a fiksators ir boj\u0101ts, iek\u0161\u0113jie un \u0101r\u0113jie gredzeni ir nodilu\u0161i vai deform\u0113ti, lod\u012b\u0161u gult\u0146i ir nodilu\u0161i vai izkritu\u0161i, un tas viss var izrais\u012bt reduktora darb\u012bbas trauc\u0113jumus;<\/p>\n\n\n\n<p>d. Gult\u0146u atstarpe ir p\u0101r\u0101k liela vai p\u0101r\u0101k maza. Ja ilgsto\u0161as lieto\u0161anas rezult\u0101t\u0101 palielin\u0101s atstarpe starp lod\u012btes un reduktora gult\u0146a iek\u0161\u0113jo un \u0101r\u0113jo gredzenu vai starp gult\u0146a iek\u0161\u0113jo un \u0101r\u0113jo gredzenu un v\u0101rpstu, k\u0101 ar\u012b starp gultni un gala v\u0101ku, var rasties iepriek\u0161 min\u0113tie simptomi;<\/p>\n\n\n\n<p>e. Spir\u0101lveida zobrata atsl\u0113gas rokturis ir va\u013c\u012bgs. Atsl\u0113gts spir\u0101lveida zobrata atsl\u0113gas rokturis var izrais\u012bt va\u013c\u0113ju savienojumu starp zobratu un v\u0101rpstu, k\u0101 rezult\u0101t\u0101 gultnis p\u0101rkarst vai rada troksni;<\/p>\n\n\n\n<p>4.2.2. Profilakses un nov\u0113r\u0161anas metodes:<\/p>\n\n\n\n<p>a. P\u0101rbaudiet e\u013c\u013cas l\u012bmeni un pievienojiet e\u013c\u013cu;<\/p>\n\n\n\n<p>b. Pievelciet gult\u0146u un savienojo\u0161o da\u013cu skr\u016bves un p\u0101rbaudiet bl\u012bv\u0113jumu uzst\u0101d\u012b\u0161anu;<\/p>\n\n\n\n<p>c. P\u0101rbaudiet gult\u0146us un nekav\u0113joties nomainiet tos, ja ir boj\u0101jumi;<\/p>\n\n\n\n<p>d. Ja atstarpe nav piem\u0113rota, noregul\u0113jiet gult\u0146u atstarpi. Ja to nevar noregul\u0113t, nomainiet gultni;<\/p>\n\n\n\n<p>e. Lai laic\u012bgi veiktu remontu, ir j\u0101nos\u016bta va\u013c\u012bgi atl\u016bzu\u0161\u0101s skr\u016bvgrie\u017eu zobratu atsl\u0113gas v\u0101rpstas;<\/p>\n\n\n\n<p>4.3 P\u0101rm\u0113r\u012bga p\u0101rnesumk\u0101rbas e\u013c\u013cas temperat\u016bra<\/p>\n\n\n\n<p>4.3.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>a. Sm\u0113re\u013c\u013ca ir nekvalific\u0113ta vai lietota p\u0101r\u0101k ilgi. Pa\u0161laik m\u016bsu grupas p\u0101rnesumk\u0101rb\u0101s izmantot\u0101 sm\u0113re\u013c\u013ca galvenok\u0101rt ir 320 # ekstr\u0113m\u0101 spiediena p\u0101rnesumu e\u013c\u013ca. Ja tiek pievienota sm\u0113re\u013c\u013ca, kurai beidzies der\u012bguma termi\u0146\u0161, vai cit\u0101du \u012bpa\u0161\u012bbu sm\u0113re\u013c\u013ca, vai ja sm\u0113re\u013c\u013ca netiek nomain\u012bta ilgu laiku, tas var izrais\u012bt p\u0101r\u0101k augstu p\u0101rnesumk\u0101rbas e\u013c\u013cas temperat\u016bru;<\/p>\n\n\n\n<p>b. P\u0101rm\u0113r\u012bgs sm\u0113re\u013c\u013cas daudzums. Ja e\u013c\u013cas l\u012bmenis ir augst\u0101ks par m\u0113rlentes vai redzam\u0101 cauruma aug\u0161\u0113jo un apak\u0161\u0113jo robe\u017eu, tas izraisa p\u0101r\u0101k augstu p\u0101rnesumk\u0101rbas e\u013c\u013cas temperat\u016bru;<\/p>\n\n\n\n<p>c. Boj\u0101tas da\u013cas. Meh\u0101niskie boj\u0101jumi ietver nopietnus zobratu boj\u0101jumus, zobu l\u016bzumus, gult\u0146u apvalku, iek\u0161\u0113jo un \u0101r\u0113jo gredzenu, lod\u012b\u0161u gult\u0146u boj\u0101jumus, k\u0101 ar\u012b nopietnu gult\u0146u blo\u0137\u0113\u0161anos vai v\u0101rpstas deform\u0101ciju;<\/p>\n\n\n\n<p>d. kastes \u0101rpuse ir p\u0101rkl\u0101ta ar gru\u017eiem vai putek\u013ciem. Ja ap reduktoru ir sakrautas lietas vai korpusa virsma ilgsto\u0161i netiek t\u012br\u012bta, iesp\u0113jams, ka gru\u017eu vai putek\u013cu p\u0101rkl\u0101jums var izrais\u012bt nepiln\u012bgu reduktora siltuma izkliedi, k\u0101 rezult\u0101t\u0101 paaugstin\u0101s e\u013c\u013cas temperat\u016bra;<\/p>\n\n\n\n<p>e. Dzes\u0113\u0161anas ier\u012bce ir blo\u0137\u0113ta vai darbojas nepareizi. Dzes\u0113\u0161anas ier\u012bce, t\u0101pat k\u0101 p\u0101rnesumk\u0101rba, ir novietota putek\u013cain\u0101 r\u016bpn\u012bcas \u0113k\u0101. Ja iek\u0161\u0113jie cauru\u013cvadi ilgsto\u0161i netiek t\u012br\u012bti un dzes\u0113\u0161anas ier\u012bce ir blo\u0137\u0113ta vai boj\u0101ta, tas izraisa p\u0101rnesumk\u0101rbas e\u013c\u013cas temperat\u016bras paaugstin\u0101\u0161anos;<\/p>\n\n\n\n<p>4.3.2. Izsl\u0113g\u0161anas metode:<\/p>\n\n\n\n<p>a. Nomainiet sm\u0113re\u013c\u013cu;<\/p>\n\n\n\n<p>b. No\u0146emiet lieko e\u013c\u013cu;<\/p>\n\n\n\n<p>c. R\u016bp\u012bgi p\u0101rbaudiet un atrodiet boj\u0101t\u0101s deta\u013cas, laic\u012bgi t\u0101s salabojiet vai nomainiet;<\/p>\n\n\n\n<p>d. No\u0146emiet gru\u017eus un putek\u013cus;<\/p>\n\n\n\n<p>e. Nomainiet dzes\u0113\u0161anas ier\u012bci vai no\u0146emiet aizsprostojumus;<\/p>\n\n\n\n<p>4.4 P\u0101rm\u0113r\u012bga p\u0101rnesumk\u0101rbas vibr\u0101cija<\/p>\n\n\n\n<p>4.4.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>a. Atsl\u0101bin\u0101tas pamatu skr\u016bves. Ilgsto\u0161as ekspluat\u0101cijas d\u0113\u013c reduktoram var b\u016bt va\u013c\u012bgas vai boj\u0101tas pamatskr\u016bves, kas var izrais\u012bt p\u0101rm\u0113r\u012bgu vibr\u0101ciju un neparastus darba apst\u0101k\u013cus;<\/p>\n\n\n\n<p>b. Savienot\u0101js ir boj\u0101ts. Ja e\u013c\u013cas nopl\u016bdes, va\u013c\u0113ju skr\u016bvju u. c. d\u0113\u013c ir boj\u0101ta ar \u0161o reduktoru savienot\u0101 sakabe, t\u0101s vibr\u0101cija tiks p\u0101rnesta uz reduktoru, izraisot neparastu reduktora vibr\u0101ciju;<\/p>\n\n\n\n<p>c. Motora skr\u016bves ir va\u013c\u012bgas. L\u012bdz\u012bgi k\u0101 saj\u016bga boj\u0101juma gad\u012bjum\u0101, kad motors da\u017e\u0101du iemeslu d\u0113\u013c vibr\u0113, tas p\u0101rnes vibr\u0101ciju uz p\u0101rnesumk\u0101rbu, izraisot p\u0101rnesumk\u0101rbas vibr\u0101cijas palielin\u0101\u0161anos;<\/p>\n\n\n\n<p>d. Gult\u0146i ir stipri nodilu\u0161i. K\u0101 paskaidrots \u0161\u012b punkta 4.2.1. punkt\u0101, visi iepriek\u0161 min\u0113tie iemesli var izrais\u012bt p\u0101rnesumk\u0101rbas darb\u012bbas trauc\u0113jumus;<\/p>\n\n\n\n<p>e. Zobratu boj\u0101jumi. Zobratu boj\u0101jumi ietver smagas bedr\u012btes uz zobu virsmas, lielu zobratu sa\u0137eres atstarpi, smagu zobratu zobu nodilumu un zobu l\u016bzumu. \u0160ie zobratu nodiluma gad\u012bjumi var b\u016bt saist\u012bti ar to, ka p\u0101rnesumk\u0101rba nesp\u0113j pareizi darboties augstas vibr\u0101cijas d\u0113\u013c;<\/p>\n\n\n\n<p>f. Ass deform\u0101cija zaud\u0113 l\u012bdzsvaru. Ja v\u0101rpstas stipr\u012bba un ciet\u012bba ir zem\u0101ka par pras\u012bb\u0101m vai t\u0101 noveco ilglaic\u012bgas ekspluat\u0101cijas d\u0113\u013c, tas izraisa v\u0101rpstas deform\u0101ciju, kas izraisa iev\u0113rojamu p\u0101rnesumk\u0101rbas vibr\u0101ciju;<\/p>\n\n\n\n<p>4.4.2 Profilakses un likvid\u0113\u0161anas metodes:<\/p>\n\n\n\n<p>a. Pievelciet pamatu skr\u016bves;<\/p>\n\n\n\n<p>b. P\u0101rbaudiet sakabes boj\u0101t\u0101s da\u013cas un boj\u0101jumu c\u0113lo\u0146us un savlaic\u012bgi salabojiet sakabi;<\/p>\n\n\n\n<p>c. Pievelciet motora va\u013c\u0113j\u0101s skr\u016bves;<\/p>\n\n\n\n<p>d. Nomainiet gult\u0146us;<\/p>\n\n\n\n<p>e. Nomainiet zobratus;<\/p>\n\n\n\n<p>f. Nomainiet v\u0101rpstu;<\/p>\n\n\n\n<p>4.5 Gult\u0146u sadrumstalot\u012bba<\/p>\n\n\n\n<p>4.5.1. C\u0113lo\u0146u anal\u012bze: Galvenok\u0101rt t\u0101p\u0113c, ka, virzo\u0161ajai v\u0101rpstai kustoties, starp gult\u0146a iek\u0161\u0113jo gredzenu un rull\u012bti rodas aksi\u0101la sl\u012bd\u0113\u0161ana, kas izraisa gult\u0146a iek\u0161\u0113j\u0101 gredzena kust\u012bbu aksi\u0101l\u0101 virzien\u0101, k\u0101 rezult\u0101t\u0101 vispirms tiek boj\u0101ts gult\u0146a iek\u0161\u0113jais rull\u012btis;<\/p>\n\n\n\n<p>4.5.2. Profilakses un nov\u0113r\u0161anas metodes: Lai nov\u0113rstu aksi\u0101lo nob\u012bdi, palieliniet iestarpin\u0101jumu starp iek\u0161\u0113jo gredzenu un v\u0101rpstu vai pievienojiet blo\u0137\u0113jo\u0161u gredzenu gult\u0146a iek\u0161\u0113j\u0101 gredzena \u0101r\u0113j\u0101 pus\u0113;<\/p>\n\n\n\n<p>4.6 P\u0101rnesumk\u0101rbas rad\u012btais neparastais troksnis<\/p>\n\n\n\n<p>4.6.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>a. P\u0101rslodzes p\u0101rslodze; b. Darba ma\u0161\u012bnas nevienm\u0113r\u012bga slodze; c. Sm\u0113re\u013c\u013cas nolietojums; d. Zobratu zobu virsmas nodilums vai slikta izgatavo\u0161anas kvalit\u0101te; e. P\u0101rm\u0113r\u012bga vai nepietiekama gult\u0146u atstarpe; f. Uz zobu virsmas ir lip\u012bga k\u0101rba; g. K\u0101rbas iek\u0161pus\u0113 ir gru\u017ei;<\/p>\n\n\n\n<p>4.6.2 Profilakses un likvid\u0113\u0161anas metodes:<\/p>\n\n\n\n<p>a. Darbojas saska\u0146\u0101 ar normat\u012bvaj\u0101m pras\u012bb\u0101m;<\/p>\n\n\n\n<p>b. Piel\u0101gojiet l\u012bdzsvara st\u0101vokli;<\/p>\n\n\n\n<p>c. Iztuk\u0161ojiet reduktora iek\u0161pus\u0113 eso\u0161o boj\u0101to sm\u0113re\u013c\u013cu, r\u016bp\u012bgi izt\u012briet to un nomainiet ar atbilsto\u0161u sm\u0113re\u013c\u013cu;<\/p>\n\n\n\n<p>d. savlaic\u012bga nos\u016bt\u012b\u0161ana uz remontdarbn\u012bcu, lai veiktu kapit\u0101lo remontu un deta\u013cu nomai\u0146u;<\/p>\n\n\n\n<p>e. Noregul\u0113jiet gult\u0146u atstarpi;<\/p>\n\n\n\n<p>f. P\u0101rbaudiet un izt\u012briet;<\/p>\n\n\n\n<p>g. Iztuk\u0161ojiet e\u013c\u013cu t\u012br\u012b\u0161anai;<\/p>\n\n\n\n<p>4.7 P\u0101rnesumu boj\u0101jumi<\/p>\n\n\n\n<p>4.7.1 Zobu l\u016bzums<\/p>\n\n\n\n<p>4.7.1.1.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>Zobratu l\u016bzumus var iedal\u012bt noguruma l\u016bzumos un p\u0101rslodzes l\u016bzumos. Zobratu p\u0101rnesumk\u0101rbas darb\u012bbas laik\u0101 zobratu zobi tiek pak\u013cauti vair\u0101kk\u0101rt\u0113jai main\u012bgai slodzei, kas iedarbojas uz zobu saknes b\u012bstamo da\u013cu ar lieces noguruma spriegumu. Zobu sakn\u0113 rodas noguruma plaisas, un, main\u012bg\u0101s lieces noguruma slodzes ietekm\u0113, noguruma plaisas pak\u0101peniski papla\u0161in\u0101s, galu gal\u0101 izraisot zobu lieces noguruma l\u016bzumu; p\u0101rnesumk\u0101rbas darb\u012bbas laik\u0101 zobrati var l\u016bzt no p\u0101rslodzes \u012bslaic\u012bgas p\u0101rslodzes, trieciena slodzes vai sp\u0113c\u012bga zobu nodiluma un retin\u0101\u0161anas d\u0113\u013c.<\/p>\n\n\n\n<p>4.7.1.1.2 Risin\u0101jums:<\/p>\n\n\n\n<p>Palielinot zoba saknes p\u0101rejas r\u0101diusu un samazinot apstr\u0101d\u0101t\u0101s virsmas raupjuma v\u0113rt\u012bbu, var samazin\u0101t sprieguma koncentr\u0101cijas ietekmi, palielin\u0101t v\u0101rpstas un balsta stingr\u012bbu un mazin\u0101t viet\u0113jo slodzi uz zoba virsmas; Nodro\u0161in\u0101t zobratu zobu centram pietiekamu iztur\u012bbu; Pien\u0101c\u012bga pastiprin\u0101juma apstr\u0101de zoba sakn\u0113 var uzlabot zobratu zobu sp\u0113ju nov\u0113rst l\u016bzumu.<\/p>\n\n\n\n<p>4.7.2 Zobratu bedr\u012b\u0161u veido\u0161an\u0101s un lob\u012b\u0161an\u0101s<\/p>\n\n\n\n<p>4.7.2.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>Galvenais iemesls, k\u0101p\u0113c uz zobratu virsmas veidojas bedr\u012b\u0161u veido\u0161an\u0101s un lob\u012b\u0161an\u0101s, ir nepietiekama zobratu kontakta noguruma iztur\u012bba. At\u0161\u0137ir\u012bba starp bedr\u012b\u0161u veido\u0161anos, lob\u012b\u0161anos un nodilumu ir t\u0101da, ka met\u0101ls nenodilst da\u013ci\u0146u veid\u0101, bet gan nolob\u0101s blokos, radot iespiedumus uz zobu virsmas un nopietni boj\u0101jot zobu profila pareiz\u012bbu. Boj\u0101juma process ir \u0161\u0101ds: vispirms uz zoba virsmas rodas nelielas plaisas, un noguruma plais\u0101 iek\u013c\u016bst sm\u0113re\u013c\u013ca. Tad p\u0113c vair\u0101kk\u0101rt\u0113jas atk\u0101rtotas sa\u0137eres darb\u012bbas plaisa turpina papla\u0161in\u0101ties un papla\u0161in\u0101ties. Sm\u0113re\u013c\u013ca nep\u0101rtraukti aizpilda plaisas dzi\u013co da\u013cu, tai papla\u0161inoties un papla\u0161inoties, l\u012bdz neliels met\u0101la gabals atdal\u0101s un atst\u0101j zoba virsmu. \u0160\u012b par\u0101d\u012bba izjauc zobratu norm\u0101lo sa\u0137eres darb\u012bbu. Galvenie iemesli, k\u0101p\u0113c zobu virsm\u0101 veidojas bedr\u012btes, ir \u0161\u0101di:<\/p>\n\n\n\n<p>a. Materi\u0101ls, ciet\u012bba un defekti. Zobratu materi\u0101ls neatbilst pras\u012bb\u0101m; galvenais faktors, kas ietekm\u0113 zobratu kontakta noguruma iztur\u012bbu, ir zem\u0101ka ciet\u012bba p\u0113c termisk\u0101s apstr\u0101des, kas nevar garant\u0113t paredzamo zobratu kontakta noguruma iztur\u012bbu. Turkl\u0101t viens no nepietiekamas kontakta noguruma iztur\u012bbas iemesliem ir ar\u012b defekti uz zobu virsmas vai zobu iek\u0161pus\u0113.<\/p>\n\n\n\n<p>b. Slikta p\u0101rnesumu precizit\u0101te. Zobratu apstr\u0101des un mont\u0101\u017eas precizit\u0101te neatbilst pras\u012bb\u0101m, piem\u0113ram, slikta sa\u0137eres precizit\u0101te un kust\u012bbas precizit\u0101te. Ap\u013cveida loka zobrata korpusa centra att\u0101luma k\u013c\u016bda ir p\u0101r\u0101k liela.<\/p>\n\n\n\n<p>c. Sm\u0113re\u013c\u013ca neatbilst pras\u012bb\u0101m. Izmantot\u0101s sm\u0113re\u013c\u013cas klase ir nepareiza, e\u013c\u013cas viskozit\u0101te ir zema, un e\u013c\u013co\u0161anas veiktsp\u0113ja ir slikta.<\/p>\n\n\n\n<p>d. E\u013c\u013cas l\u012bmenis ir p\u0101r\u0101k augsts. E\u013c\u013cas l\u012bmenis ir p\u0101r\u0101k augsts un e\u013c\u013cas temperat\u016bra paaugstin\u0101s p\u0101r\u0101k augstu, kas samazina sm\u0113re\u013c\u013cas viskozit\u0101ti, boj\u0101 e\u013c\u013co\u0161anas veiktsp\u0113ju un samazina e\u013c\u013cas pl\u0113ves darba biezumu.<\/p>\n\n\n\n<p>4.7.2.2.2 Risin\u0101jums:<\/p>\n\n\n\n<p>Zobu virsmas ciet\u012bbas uzlabo\u0161ana, zobu virsmas raupjuma v\u0113rt\u012bbas samazin\u0101\u0161ana, p\u0113c iesp\u0113jas liel\u0101ka p\u0101rvietojuma koeficienta izmanto\u0161ana, e\u013c\u013co\u0161anas e\u013c\u013cas viskozit\u0101tes palielin\u0101\u0161ana un dinamisk\u0101s slodzes samazin\u0101\u0161ana var pal\u012bdz\u0113t nov\u0113rst noguruma bedr\u012b\u0161u veido\u0161anos uz zobu virsmas.<\/p>\n\n\n\n<p>4.7.3 Zobratu nodilums<\/p>\n\n\n\n<p>4.7.3.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>\u2460 E\u013c\u013cas tr\u016bkums;<\/p>\n\n\n\n<p>\u2461 Nodilu\u0161o met\u0101la skaidu kl\u0101tb\u016btne sm\u0113re\u013c\u013c\u0101 var izrais\u012bt ar\u012b zobu virsmas nodilumu;<\/p>\n\n\n\n<p>\u2462 P\u0101rnesumu meh\u0101nisma materi\u0101ls neatbilst pras\u012bb\u0101m, izraisot p\u0101rm\u0113r\u012bgu nodilumu;<\/p>\n\n\n\n<p>\u2463 Zobratiem ir t\u0101di defekti k\u0101 smil\u0161u caurumi, gaisa caurumi, va\u013c\u012bgums un nepietiekama sferoidiz\u0101cija;<\/p>\n\n\n\n<p>\u2464 Nepietiekama ciet\u012bba termiskaj\u0101 apstr\u0101d\u0113 vai termisk\u0101s apstr\u0101des neveik\u0161ana;<\/p>\n\n\n\n<p>\u2465 Zobratu sa\u0137eres precizit\u0101te un kust\u012bbas precizit\u0101te neatbilst pras\u012bb\u0101m;<\/p>\n\n\n\n<p>\u2466 Cirkul\u0101rie loka zobrati ir \u013coti jut\u012bgi pret centra att\u0101luma k\u013c\u016bd\u0101m, jo \u012bpa\u0161i centra att\u0101luma k\u013c\u016bdu uz priek\u0161u, kas ne tikai samazina zobu lieces iztur\u012bbu, bet ar\u012b palielina sl\u012bdes nodilumu.<\/p>\n\n\n\n<p>4.7.3.2 Risin\u0101jums:<\/p>\n\n\n\n<p>Uzlabot zobu virsmas ciet\u012bbu, samazin\u0101t virsmas raupjuma v\u0113rt\u012bbu, uztur\u0113t transmisijas ier\u012bci un sm\u0113re\u013c\u013cu t\u012bru, nodro\u0161in\u0101t pietiekamu e\u013c\u013co\u0161anu, pievienot sm\u0113re\u013c\u013cai atbilsto\u0161as pret nodilumu aizsarg\u0101jo\u0161as piedevas, pievienot e\u013c\u013cas tvertn\u0113 vair\u0101kus magn\u0113tiskos \u0137erme\u0146us un izmantot magn\u0113tisko efektu, lai adsorb\u0113tu met\u0101la da\u013ci\u0146as sm\u0113re\u013c\u013c\u0101, kas var samazin\u0101t met\u0101la da\u013ci\u0146u saturu sm\u0113re\u013c\u013c\u0101.<\/p>\n\n\n\n<p>4.8 Reduktoru v\u0101rpstu s\u0113rija<\/p>\n\n\n\n<p>4.8.1 C\u0113lo\u0146u anal\u012bze:<\/p>\n\n\n\n<p>Visi virknes asu defekti uz vietas izpau\u017eas k\u0101 ieejas v\u0101rpstas kust\u012bba. Ir divi galvenie virknes ass c\u0113lo\u0146i:<\/p>\n\n\n\n<p>a. Zobu l\u016bzuma d\u0113\u013c ieejas v\u0101rpsta zaud\u0113 aksi\u0101lo ierobe\u017eojumu un rodas v\u0101rpstas novirze;<\/p>\n\n\n\n<p>b. To izraisa va\u013c\u012bgs stiprin\u0101jums starp piedzi\u0146as zobratu uz starpv\u0101rpstas un v\u0101rpstu. Faktiskaj\u0101 transmisij\u0101 bie\u017ei vien nepietiekamas savstarp\u0113j\u0101s iejauk\u0161an\u0101s d\u0113\u013c starp dzeno\u0161o p\u0101rnesumu un starpv\u0101rpstu dzeno\u0161ais p\u0101rnesums rada aksi\u0101lu nob\u012bdi attiec\u012bb\u0101 pret starpv\u0101rpstu, kas savuk\u0101rt izraisa ieejas v\u0101rpstas aksi\u0101lu nob\u012bdi.<\/p>\n\n\n\n<p>T\u0101p\u0113c galvenais p\u0101rnesumk\u0101rbas v\u0101rpstas virknes c\u0113lonis ir nepietiekama iejauk\u0161an\u0101s. Turkl\u0101t ar\u012b p\u0101rnesumk\u0101rbas st\u016br\u0113\u0161anai ir zin\u0101ma ietekme uz s\u0113rijveida v\u0101rpstu.<\/p>\n\n\n\n<p>c. Zobratu apstr\u0101des novirze izraisa v\u0101rpstas nob\u012bdi. Starpv\u0101rpstas dzeno\u0161\u0101 zobrati\u0146a apstr\u0101des novirze var izrais\u012bt v\u0101rpstas nob\u012bdi. Zobratu apstr\u0101de ir \u0101r\u0113j\u0101 ap\u013ca un gala virsmas pozicion\u0113\u0161ana, bet zobratu mont\u0101\u017ea ir iek\u0161\u0113j\u0101 urbuma pozicion\u0113\u0161ana. Da\u017ereiz, ja iek\u0161\u0113jais caurums nav koncentrisks \u0101r\u0113jam aplim vai nav perpendikul\u0101rs gala virsmai, tas izraisa apstr\u0101d\u0101t\u0101 zobrata novirzi no iek\u0161\u0113j\u0101 cauruma centra l\u012bnijas. \u0160\u0101da veida izliekts si\u013c\u0137veida zobrats nav perpendikul\u0101rs plaknei un asij, kur atrodas centra l\u012bnija. Kad zobrats pagrie\u017eas vienu reizi, tas noteikt\u0101 punkt\u0101 uz vidusl\u012bnijas veic aksi\u0101lu atgriezenisku kust\u012bbu, liekot ar\u012b ieejas v\u0101rpstai vienu reizi veikt aksi\u0101lu atgriezenisku kust\u012bbu.<\/p>\n\n\n\n<p>d. Zobratu spir\u0101les le\u0146\u0137a k\u013c\u016bda izraisa v\u0101rpstas nob\u012bdi. Abas starpv\u0101rpstas un izejas v\u0101rpstas puses darbina si\u013c\u0137veida zobrati. Faktisk\u0101 spir\u0101les le\u0146\u0137a k\u013c\u016bdas d\u0113\u013c si\u013c\u0137veida zobrats maina savu izl\u012bdzin\u0101jumu ar centra l\u012bniju, izraisot v\u0101rpstas nob\u012bdi.<\/p>\n\n\n\n<p>e. Ja reduktors tiek pak\u013cauts pozit\u012bvam un negat\u012bvam griezes momentam, zobu biezuma k\u013c\u016bdas, nevienm\u0113r\u012bgs un priek\u0161laic\u012bgs zobu virsmas nodilums, k\u0101 ar\u012b zobu atpaka\u013c deform\u0101cija izraisa v\u0101rpstas novirzes.<\/p>\n\n\n\n<p>Faktiskaj\u0101 transmisij\u0101 abu pusdzeno\u0161o zobratu at\u0161\u0137ir\u012bgo novirzes pak\u0101pju d\u0113\u013c ieejas v\u0101rpstai aksi\u0101l\u0101 s\u0113rijveida kust\u012bba ir abu pusdzeno\u0161o zobratu at\u0161\u0137ir\u012bgo novirzes pak\u0101pju kombin\u0113t\u0101s ietekmes rezult\u0101ts uz starpv\u0101rpstu. Turkl\u0101t ar\u012b piedzi\u0146as zobrats uz izejas v\u0101rpstas izraisa s\u0113rijveida kust\u012bbu zobratu apstr\u0101des novirzes d\u0113\u013c. Tom\u0113r, t\u0101 k\u0101 izejas v\u0101rpsta ir fiks\u0113ta aksi\u0101l\u0101 virzien\u0101, t\u0101 liek starpv\u0101rpstai kust\u0113ties, t\u0101d\u0113j\u0101di liekot ieejas v\u0101rpstai kust\u0113ties s\u0113rijveid\u0101.<\/p>\n\n\n\n<p>4.8.2 Risin\u0101jums:<\/p>\n\n\n\n<p>Uzlabo zobratu iztur\u012bbu un izgatavo\u0161anas precizit\u0101ti, k\u0101 ar\u012b samazina zobratu un v\u0101rpstu raupjuma v\u0113rt\u012bbas. Vissvar\u012bg\u0101kais veids, k\u0101 uzlabot piedzi\u0146as zobratu un v\u0101rpstas uzst\u0101d\u012b\u0161anas precizit\u0101ti un herm\u0113tiskumu, ir pan\u0101kt sapr\u0101t\u012bgu interferenci.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"604\" src=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-1024x604.jpg\" alt=\"Ekskavatora hidraulisk\u0101 sist\u0113ma\" class=\"wp-image-3898\" srcset=\"https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-1024x604.jpg 1024w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-300x177.jpg 300w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-768x453.jpg 768w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-18x12.jpg 18w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya-600x354.jpg 600w, https:\/\/swingbearing.net\/wp-content\/uploads\/2024\/06\/yeya.jpg 1036w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><figcaption class=\"wp-element-caption\">Ekskavatora hidraulisk\u0101 sist\u0113ma<\/figcaption><\/figure>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>Saturs<\/h2><nav><ul><li><a href=\"#excavator-reducer-foundation\">Ekskavatora reduktora pamats<\/a><\/li><li><a href=\"#analyzing-the-causes-of-gear-pitting-and-peeling-in-excavator-reducers\">Ekskavatoru reduktoru zobratu bedr\u012b\u0161u veido\u0161an\u0101s un lob\u012b\u0161an\u0101s c\u0113lo\u0146u anal\u012bze<\/a><ul><li><a href=\"#2-1-what-are-the-causes-of-gear-pitting-and-peeling-in-the-gearbox-excavator-reducer\">2.1 K\u0101di ir zobratu p\u0101rnesumk\u0101rbas (ekskavatora reduktora) p\u0101rnesumu veido\u0161an\u0101s un lob\u012b\u0161an\u0101s c\u0113lo\u0146i?<\/a><\/li><li><a href=\"#2-2-please-provide-a-brief-analysis-of-the-cause-of-the-gearbox-shaft-coupling\">2.2. L\u016bdzu, sniedziet \u012bsu anal\u012bzi par p\u0101rnesumk\u0101rbas v\u0101rpstas sakabes c\u0113lo\u0146iem?<\/a><\/li><li><a href=\"#2-3-please-briefly-analyze-the-reasons-for-the-high-temperature-of-the-deceleration-oil\">2.3. L\u016bdzu, \u012bsi analiz\u0113jiet iemeslus, k\u0101p\u0113c pal\u0113nin\u0101\u0161anas e\u013c\u013cas temperat\u016bra ir tik augsta?<\/a><\/li><li><a href=\"#2-4-regular-maintenance-and-malfunctions-of-the-excavator-reducer\">2.4. Regul\u0101ra ekskavatora reduktora apkope un darb\u012bbas trauc\u0113jumi :<\/a><\/li><\/ul><\/li><li><a href=\"#3-\u3001-maintenance-and-upkeep-of-the-excavator-reducer\">3\u3001 Ekskavatora reduktora apkope un uztur\u0113\u0161ana<\/a><\/li><li><a href=\"#3-\u3001-maintenance-and-upkeep-of-the-gearbox\">3\u3001 P\u0101rnesumk\u0101rbas apkope un uztur\u0113\u0161ana<\/a><\/li><\/ul><\/nav><\/div>","protected":false},"excerpt":{"rendered":"<p>Excavator Reducer Foundation Analyzing the Causes of Gear Pitting and Peeling in Excavator Reducers 2.1 What are the causes of gear pitting and peeling in the gearbox (excavator reducer)? Let&#8217;s dive into the various factors that can lead to gear pitting and peeling: a. Material, Hardness, and Defects b. Poor Gear Accuracy c. Inadequate Lubricating [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3898,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_breakdance_hide_in_design_set":false,"_breakdance_tags":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-2659","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog"],"_links":{"self":[{"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/posts\/2659","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/comments?post=2659"}],"version-history":[{"count":0,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/posts\/2659\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/media\/3898"}],"wp:attachment":[{"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/media?parent=2659"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/categories?post=2659"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/swingbearing.net\/lv\/wp-json\/wp\/v2\/tags?post=2659"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}