{"id":4547,"date":"2024-07-15T07:07:37","date_gmt":"2024-07-15T07:07:37","guid":{"rendered":"https:\/\/swingbearing.net\/?p=4547"},"modified":"2024-07-15T07:07:39","modified_gmt":"2024-07-15T07:07:39","slug":"causes-for-abnormal-sound-of-cross-roller-swing-bearings","status":"publish","type":"post","link":"https:\/\/swingbearing.net\/cs\/causes-for-abnormal-sound-of-cross-roller-swing-bearings\/","title":{"rendered":"P\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho zvuku k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch kyvn\u00fdch lo\u017eisek"},"content":{"rendered":"

K\u0159\u00ed\u017eov\u00e1 v\u00e1le\u010dkov\u00e1 kyvn\u00e1 lo\u017eiska<\/a><\/strong> jsou z\u00e1kladn\u00edmi sou\u010d\u00e1stmi r\u016fzn\u00fdch t\u011b\u017ek\u00fdch stroj\u016f, kter\u00e9 jsou zn\u00e1m\u00e9 svou schopnost\u00ed zvl\u00e1dat vysok\u00e9 zat\u00ed\u017een\u00ed a zaji\u0161\u0165ovat plynul\u00e9 ot\u00e1\u010den\u00ed. Stejn\u011b jako v\u0161echny mechanick\u00e9 sou\u010d\u00e1sti v\u0161ak \u010dasem podl\u00e9haj\u00ed opot\u0159eben\u00ed. Jedn\u00edm z b\u011b\u017en\u00fdch probl\u00e9m\u016f, kter\u00e9 vznikaj\u00ed v d\u016fsledku dlouhodob\u00e9ho pou\u017e\u00edv\u00e1n\u00ed, je v\u00fdskyt abnorm\u00e1ln\u00edho hluku b\u011bhem provozu. Tyto zvuky mohou signalizovat z\u00e1kladn\u00ed probl\u00e9my, kter\u00e9, pokud nejsou v\u010das \u0159e\u0161eny, mohou v\u00e9st k v\u00e1\u017en\u011bj\u0161\u00edmu po\u0161kozen\u00ed a odst\u00e1vce stroje. V tomto blogu se budeme zab\u00fdvat r\u016fzn\u00fdmi p\u0159\u00ed\u010dinami abnorm\u00e1ln\u00edho hluku k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch kyvn\u00fdch lo\u017eisek a poskytneme podrobn\u00e1 \u0159e\u0161en\u00ed, jak tyto probl\u00e9my \u00fa\u010dinn\u011b \u0159e\u0161it.<\/p>\n\n\n\n

D\u016fvody abnorm\u00e1ln\u00edho hluku k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisek<\/h3>\n\n\n\n
\"K\u0159\u00ed\u017eov\u00e9
K\u0159\u00ed\u017eov\u00e9 v\u00e1le\u010dkov\u00e9 kluzn\u00e9 lo\u017eisko<\/figcaption><\/figure>\n\n\n\n

Opot\u0159eben\u00ed lo\u017eisek<\/strong><\/p>\n\n\n\n

Opot\u0159eben\u00ed lo\u017eisek je jednou z nej\u010dast\u011bj\u0161\u00edch p\u0159\u00ed\u010din abnorm\u00e1ln\u00edho hluku k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch kyvn\u00fdch lo\u017eisek. Vnit\u0159n\u00ed a vn\u011bj\u0161\u00ed ob\u011b\u017en\u00e1 dr\u00e1ha lo\u017eiska se m\u016f\u017ee \u010dasem po\u0161kodit v d\u016fsledku neust\u00e1l\u00fdch n\u00e1raz\u016f nebo n\u00e1ro\u010dn\u00fdch provozn\u00edch podm\u00ednek. Toto po\u0161kozen\u00ed se m\u016f\u017ee projevit jako povrchov\u00e9 vady, jako jsou prom\u00e1\u010dkliny, \u0161kr\u00e1bance nebo d\u016flky na valiv\u00fdch prvc\u00edch. Tyto nedokonalosti mohou zp\u016fsobit, \u017ee lo\u017eisko vyd\u00e1v\u00e1 z\u0159eteln\u00fd a ostr\u00fd hluk. Krom\u011b toho m\u016f\u017ee opot\u0159eben\u00ed v\u00e9st ke \u0161patn\u00e9mu zasek\u00e1v\u00e1n\u00ed lo\u017eiska a h\u0159\u00eddele nebo lo\u017eiska a sk\u0159\u00edn\u011b, co\u017e m\u00e1 za n\u00e1sledek periodick\u00e9 vibra\u010dn\u00ed impulzy zp\u016fsoben\u00e9 nesouosost\u00ed h\u0159\u00eddele. Tyto pulsy jsou \u010dasto doprov\u00e1zeny znateln\u00fdm zv\u00fd\u0161en\u00edm hladiny hluku.<\/p>\n\n\n\n

Mal\u00e1 v\u016fle mezi h\u0159\u00eddeli<\/strong><\/p>\n\n\n\n

Axi\u00e1ln\u00ed v\u016fle v k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisk\u00e1ch je navr\u017eena tak, aby byla minim\u00e1ln\u00ed a zajistila optim\u00e1ln\u00ed v\u00fdkon. Pokud jsou v\u0161ak v\u00e1le\u010dky v ob\u011b\u017en\u00fdch drah\u00e1ch p\u0159\u00edli\u0161 t\u011bsn\u011b stla\u010deny, co\u017e vede k p\u0159\u00edli\u0161 mal\u00e9 axi\u00e1ln\u00ed v\u016fli, zvy\u0161uje se t\u0159ec\u00ed odpor v lo\u017eisku. Tento zv\u00fd\u0161en\u00fd odpor zp\u016fsobuje siln\u00e9 kolize mezi valiv\u00fdmi t\u011blesy a otvory klece, co\u017e zp\u016fsobuje abnorm\u00e1ln\u00ed hluk. Spr\u00e1vn\u00e1 v\u016fle m\u00e1 z\u00e1sadn\u00ed v\u00fdznam pro p\u0159edch\u00e1zen\u00ed t\u011bmto probl\u00e9m\u016fm a zaji\u0161t\u011bn\u00ed bezprobl\u00e9mov\u00e9ho provozu.<\/p>\n\n\n\n

Vniknut\u00ed ciz\u00edch p\u0159edm\u011bt\u016f do lo\u017eiska<\/strong><\/p>\n\n\n\n

\"CAT<\/a>
CAT 385C 199-4491<\/figcaption><\/figure>\n\n\n\n

Vniknut\u00ed ciz\u00edch p\u0159edm\u011bt\u016f, jako je prach, ne\u010distoty nebo \u017eelezn\u00e9 piliny, do lo\u017eiska m\u016f\u017ee v\u00fdrazn\u011b ovlivnit jeho v\u00fdkon. Tyto ne\u010distoty zp\u016fsobuj\u00ed siln\u00e9 t\u0159en\u00ed mezi v\u00e1le\u010dky a ob\u011b\u017enou dr\u00e1hou. Dokonce i mal\u00e9 \u010d\u00e1stice mohou b\u011bhem provozu vytv\u00e1\u0159et periodick\u00e9 nebo neperiodick\u00e9 vibra\u010dn\u00ed impulsy, co\u017e vede k abnorm\u00e1ln\u00edmu hluku. Zaji\u0161t\u011bn\u00ed \u010dist\u00e9ho provozn\u00edho prost\u0159ed\u00ed a \u00fa\u010dinn\u00e9ho t\u011bsn\u011bn\u00ed m\u016f\u017ee pomoci tento probl\u00e9m zm\u00edrnit.<\/p>\n\n\n\n

\u0160patn\u00fd v\u00fdkon maziva<\/strong><\/p>\n\n\n\n

Maziva hraj\u00ed z\u00e1sadn\u00ed roli p\u0159i v\u00fdkonu a \u017eivotnosti lo\u017eisek. Pou\u017e\u00edv\u00e1n\u00ed nekvalitn\u00edch maziv nebo net\u011bsnost zp\u016fsoben\u00e1 nespr\u00e1vn\u00fdm ut\u011bsn\u011bn\u00edm m\u016f\u017ee v\u00e9st k abnorm\u00e1ln\u00edmu hluku. Pokud mazivo neodpov\u00edd\u00e1 norm\u011b, m\u016f\u017ee zp\u016fsobit zv\u00fd\u0161en\u00e9 t\u0159en\u00ed mezi v\u00e1le\u010dky a dr\u00e1\u017ekou klece. Krom\u011b toho mohou abrazivn\u00ed maziva v\u00e9st k vibra\u010dn\u00edm pulz\u016fm v lo\u017eisku b\u011bhem provozu, co\u017e m\u00e1 za n\u00e1sledek hluk. V\u00fdb\u011br spr\u00e1vn\u00e9ho maziva a udr\u017eov\u00e1n\u00ed spr\u00e1vn\u00e9 \u00farovn\u011b maz\u00e1n\u00ed je proto z\u00e1sadn\u00ed pro prevenci abnorm\u00e1ln\u00edho hluku.<\/p>\n\n\n\n

\"K\u0159\u00ed\u017eov\u00e1<\/a>
quench<\/figcaption><\/figure>\n\n\n\n

\u0158e\u0161en\u00ed abnorm\u00e1ln\u00edho hluku v k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisk\u00e1ch<\/h3>\n\n\n\n

V\u010dasn\u00e1 v\u00fdm\u011bna po opot\u0159eben\u00ed<\/strong><\/p>\n\n\n\n

P\u0159i zji\u0161t\u011bn\u00ed abnorm\u00e1ln\u00edho hluku v k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisk\u00e1ch je nezbytn\u00e9 zkontrolovat povrchy lo\u017eisek, zda nevykazuj\u00ed zn\u00e1mky kolize nebo po\u0161kozen\u00ed. Pokud se zjist\u00ed, \u017ee je lo\u017eisko po\u0161kozen\u00e9, je t\u0159eba jej neprodlen\u011b vym\u011bnit. I drobn\u00e9 probl\u00e9my mohou ovlivnit \u010dinnost lo\u017eiska a v\u00e9st k z\u00e1va\u017en\u011bj\u0161\u00edm probl\u00e9m\u016fm, pokud se ne\u0159e\u0161\u00ed. Pravideln\u00e9 kontroly a v\u010dasn\u00e1 v\u00fdm\u011bna mohou pomoci udr\u017eet optim\u00e1ln\u00ed v\u00fdkon lo\u017eiska a zabr\u00e1nit neo\u010dek\u00e1van\u00fdm poruch\u00e1m.<\/p>\n\n\n\n

Nastaven\u00ed v\u016fle<\/strong><\/p>\n\n\n\n

\"nauhli\u010dovac\u00ed
nauhli\u010dovac\u00ed pec<\/figcaption><\/figure>\n\n\n\n

Pokud je abnorm\u00e1ln\u00ed hluk zp\u016fsoben p\u0159\u00edli\u0161 malou v\u016fl\u00ed v lo\u017eisku, je nutn\u00e9 v\u016fli zkontrolovat a odpov\u00eddaj\u00edc\u00edm zp\u016fsobem upravit. Zaji\u0161t\u011bn\u00ed spr\u00e1vn\u00e9 axi\u00e1ln\u00ed v\u016fle m\u00e1 z\u00e1sadn\u00ed v\u00fdznam pro sn\u00ed\u017een\u00ed p\u0159\u00eddavn\u00e9ho to\u010div\u00e9ho momentu a zabr\u00e1n\u011bn\u00ed koliz\u00edm mezi valiv\u00fdmi t\u011blesy a otvory klece. Spr\u00e1vn\u011b nastaven\u00e1 v\u016fle pom\u00e1h\u00e1 udr\u017eovat plynul\u00fd provoz a minimalizovat hluk.<\/p>\n\n\n\n

V\u00fdm\u011bna maziva<\/strong><\/p>\n\n\n\n

V\u00fdb\u011br a \u00fadr\u017eba maziv maj\u00ed v\u00fdznamn\u00fd vliv na v\u00fdkonnost lo\u017eisek. Je nezbytn\u00e9 pou\u017e\u00edvat vysoce kvalitn\u00ed maziva, kter\u00e1 spl\u0148uj\u00ed specifick\u00e9 po\u017eadavky na k\u0159\u00ed\u017eov\u00e1 v\u00e1le\u010dkov\u00e1 lo\u017eiska. Pravideln\u00e1 kontrola a v\u00fdm\u011bna maziv m\u016f\u017ee zabr\u00e1nit probl\u00e9m\u016fm spojen\u00fdm s t\u0159en\u00edm a opot\u0159eben\u00edm. Spr\u00e1vn\u00e9 maz\u00e1n\u00ed nejen sni\u017euje hlu\u010dnost, ale tak\u00e9 prodlu\u017euje \u017eivotnost lo\u017eiska a zvy\u0161uje jeho celkov\u00fd v\u00fdkon.<\/p>\n\n\n\n

Z\u00e1v\u011br<\/h3>\n\n\n\n

Abnorm\u00e1ln\u00ed hluk v k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisk\u00e1ch je b\u011b\u017en\u00fdm probl\u00e9mem, kter\u00fd m\u016f\u017ee indikovat z\u00e1kladn\u00ed probl\u00e9my, jako je opot\u0159eben\u00ed, nespr\u00e1vn\u00e1 v\u016fle, zne\u010di\u0161t\u011bn\u00ed nebo \u0161patn\u00e9 maz\u00e1n\u00ed. V\u010dasn\u00e9 \u0159e\u0161en\u00ed t\u011bchto probl\u00e9m\u016f je z\u00e1sadn\u00ed pro zachov\u00e1n\u00ed v\u00fdkonu a dlouh\u00e9 \u017eivotnosti lo\u017eisek. Pochopen\u00edm p\u0159\u00ed\u010din a zaveden\u00edm vhodn\u00fdch \u0159e\u0161en\u00ed mohou provozovatel\u00e9 p\u0159edej\u00edt v\u00e1\u017en\u00e9mu po\u0161kozen\u00ed a zajistit hladk\u00fd a efektivn\u00ed provoz sv\u00fdch stroj\u016f. Pravideln\u00e9 kontroly, v\u010dasn\u00e9 v\u00fdm\u011bny, spr\u00e1vn\u00e9 nastaven\u00ed v\u016fl\u00ed a pou\u017e\u00edv\u00e1n\u00ed vysoce kvalitn\u00edch maziv jsou kl\u00ed\u010dem k dosa\u017een\u00ed optim\u00e1ln\u00edho v\u00fdkonu lo\u017eisek.<\/p>\n\n\n\n

OT\u00c1ZKY A ODPOV\u011aDI<\/h3>\n\n\n\n

Ot\u00e1zka 1: Jak\u00e9 jsou b\u011b\u017en\u00e9 p\u0159\u00ed\u010diny abnorm\u00e1ln\u00edho hluku k\u0159\u00ed\u017eov\u00fdch v\u00e1le\u010dkov\u00fdch lo\u017eisek?<\/strong><\/p>\n\n\n\n