1. Suab nrov: Qhov teeb meem
Tsis muaj leej twg muab tso rau ntawm daim phiaj xwm hauv pem teb
Thaum lub tshuab xaws tshiab raug teeb tsa, tib neeg sib cav txog cov kab tshuab, qhov chaw khaws cov xov paj, txoj kev taug kev, thiab qhov chaw thauj khoom. Suab nrov yuav luag tsis ua rau nws mus txog ntawm daim duab. Qhov ntawd yog qhov yuam kev.
Ib lub tshuab xaws khaub ncaws uas siv 50 lub tshuab xaws khaub ncaws ib leeg nyob nruab nrab ntawm 82 thiab 92 dB (A) txhua lub sijhawm. Qhov ntawd yog qhov chaw suab zoo ib yam li sawv ntawm txoj kev loj rau yim teev. Ua li ntawd txhua hnub yam tsis muaj kev tiv thaiv, thiab qhov hnov lus tsis rov qab los. Ntxiv rau qhov ntawd, koj tau txais cov neeg teb xov tooj uas tsis hnov ib leeg hla lub tshuab, ceeb toom cov xov tooj uas tsis tau hu, thiab muaj kev pheej hmoo ntawm kev sib tsoo uas nce mus ntsiag to hauv keeb kwm yav dhau.
Rau cov chaw tsim khoom hauv tebchaws Turkey, Uzbekistan, thiab lwm lub chaw xa khoom mus rau cov hom lag luam European thiab Asmeskas, kev ua raws li lub suab nrov tau hloov ntawm kev xaiv mus rau qhov yuav tsum tau ua. Cov hom lag luam tam sim no kuaj xyuas cov suab nrov ib puag ncig ua ib feem ntawm kev tshuaj xyuas kev ua raws li kev sib raug zoo. Yog tias koj lub plag tsev khiav siab dua 85 dB (A) thiab koj tsis muaj cov kev pab cuam txuag kev hnov lus sau tseg, xav tias yuav muaj kev thov kho. Cov xaj raug ncua. Cov ntawv cog lus raug rub tawm. Cov neeg yuav khoom tsis sib tham txog cov khoom no lawm.
2. Dab tsiCov Tshuab Knitting Voj VoogUa Tau Zoo Tiag Tiag
Lub suab nrov tawm ntawm ibTshuab Voj Voogtsis muaj ib qho chaw los. Nws yog kev sib xyaw.
Kev sib cuam tshuam ntawm koob mus rau lub cam sab hauv lub tog raj kheej suav txog 40 txog 50 feem pua ntawm tag nrho. Cov iav thiab cov siv txoj siv ntxiv rau 25 txog 30 feem pua. Cov ntaub dov dov pab txhawb 10 txog 15 feem pua. Cov kiv cua thiab lub cev muaj zog txias ua rau seem seem.
Qhov zaus uas koj yuav tsum tau saib xyuas yog 500 Hz txog 4,000 Hz. Hmoov tsis zoo, qhov ntawd yog qhov band uas tib neeg pob ntseg rhiab heev tshaj plaws.
Ib lub tsho ib leegTshuab Voj Voogkhiav 28 txog 30 RPM nrog 102 lub feeders feem ntau yuav ntsuas 84 txog 90 dB (A) ntawm ib 'meter' ntawm lub tog raj kheej. Lub Tshuab Interlock lossis ob chav-knit khiav 2 txog 4 dB (A) siab dua - dual cam systems thiab tighter mechanical paths. Jacquard tshuab nrog electronic xaiv yog lub suab nrov tshaj plaws ntawm pawg. Cov solenoid actuators tua tawm ntse, siab zaus clicks thaum lub sij hawm hloov pauv qauv uas tuaj yeem nce mus txog 94 txog 97 dB (A). Koj tuaj yeem hnov lawv txiav los ntawm lub suab hauv pem teb los ntawm thoob plaws hauv tsev.
Cov suab nrov raws li hom tshuab (ntsuas 1 'meter' ntawm lub tog raj kheej):
| Hom Tshuab | dB (A) ntawm 1m | Zaus Tseem Ceeb (Hz) | Nws Zoo Li Cas |
| Ib Lub Tsho (28G, 28 RPM) | 84-88 xyoo | 1,000-2,500 | Lub suab nrov ruaj khov |
| Ib Lub Tsho (32G, 26 RPM) | 82-86 xyoo | 1,250-3,150 | Suab siab dua, suab qis dua |
| Tshuab xaws ob chav / Interlock (24G, 22 RPM) | 86-91 xyoo | 800-2,000 | Kev sib xyaw ua ke harmonics, dual cam |
| Tshuab Nqaij Npuas (18G, 24 RPM) | 83-87 xyoo | 630-1,600 | Low-end rumble |
| Terry / Fleece (22G, 22 RPM) | 85-90 | 1,000-3,150 | Suab nrov ntawm lub sinker ntxiv 3-5 dB |
| Jacquard (Hluav Taws Xob, 18 RPM) | 88-94 xyoo | 2,000-4,000 | Cov ncov ntse tsis tu ncua |
3. OSHA thiab EU Cov Cai: Dab Tsi Siv Tau Rau Koj Lub Pem Teb
OSHA Tus Qauv 29 CFR 1910.95 (Tebchaws Meskas)
OSHA teem qhov txwv tsis pub raug tshav ntuj ntawm 90 dB (A) rau qhov nruab nrab 8 teev. Lawv siv tus nqi pauv 5 dB, uas txhais tau tias txhua 5 dB saum 90 txiav koj lub sijhawm raug tshav ntuj ib nrab. Ntawm 95 dB (A) koj tau 4 teev. Ntawm 100 dB (A), nws yog 2 teev. Ntawm 105, nws yog 1 teev. Ntawm 115, koj ua tiav hauv 15 feeb.
Qib kev ua haujlwm ncav cuag ntawm 85 dB (A) TWA. Thaum koj hla txoj kab ntawd, ib qho kev pab cuam txuag kev hnov lus tag nrho pib - kev kuaj xyuas kev hnov lus txhua xyoo, kev tiv thaiv kev hnov lus, thiab kev cob qhia cov neeg ua haujlwm. Rau lub tshuab xaws uas khiav cov qib ambient nyob ib puag ncig 88 dB (A), qhov ntawd txhais tau tias txhua tus neeg ua haujlwm nkag mus rau hauv qhov kev pab cuam. Tsis muaj teeb meem yog tias lawv hais tias lub suab tsis cuam tshuam lawv.
Cov Lus Qhia ntawm EU 2003/10/EC
EU tsis ua teeb meem dab tsi. Tus nqi qis dua ntawm 80 dB (A) - koj twb yuav tsum muab kev tiv thaiv pob ntseg thiab kev cob qhia. Tus nqi siab dua ntawm 85 dB (A) - kev tiv thaiv yuav tsum tau ua thiab kev kuaj mob audiometric pib. Tus nqi txwv kev raug mob ntawm 87 dB (A), thiab qhov no yog qhov ua rau PPE tsis zoo. Koj tsis tuaj yeem tshaj 87 dB (A) ntawm pob ntseg.
Siv cov ntaub ntawv ceev:
- OSHA PEL: 90 dB (A) TWA, 5 dB pauv
- OSHA Qib Kev Ua Haujlwm: 85 dB (A) TWA — yuav tsum muaj kev pab cuam txuag kev hnov lus
- EU Tus Nqi Qis Dua: 80 dB (A) — kev tiv thaiv, cov ntaub ntawv, kev cob qhia
- EU Upper Action Value: 85 dB (A) — kev tiv thaiv yuav tsum tau ua, kev sim
- EU Kev Txwv Kev Kis Tau: 87 dB (A) — qhov siab tshaj plaws suav nrog PPE
- Cov kev txwv siab tshaj plaws: OSHA 140 dB (C), EU 137 dB (C) rau lub suab nrov impulse
4. Kev Tiv Thaiv Hnov Qhov Ua Haujlwm Tseeb Rau Ntawm Pem Teb Xaws
Kev tiv thaiv pob ntseg yog kab kawg ntawm kev tiv thaiv. Hauv lub tsev zeb, qhov chaw uas koj tsis tuaj yeem tso lub suab nrov ntau npaum li koj xav tau, nws dhau los ua qhov tseem ceeb txhua hnub. Kev ntsuas sib txawv - NRR hauv Tebchaws Meskas, SNR hauv EU - tab sis lub hauv paus ntsiab lus yog tib yam.
| Hom Kev Tiv Thaiv | NRR (dB) | Kev Txom Nyem Tiag Tiag (dB) | Qhov twg nws haum |
| Cov ntsaws pob ntseg ua npuas pov tseg | 29-33 | 11-13 | Kev ua haujlwm luv luv, cov qhua tuaj xyuas |
| Cov pob ntseg silicone rov siv tau | 22-27 | 8-10 | Siv tau txhua hnub, ntxuav tau |
| Cov pob ntseg npog pob ntseg | 22-31 | 8-12 | Tshem tawm ntau zaus, yooj yim xyuas seb puas haum |
| Nyob ntawm theem hluav taws xob | 20-26 | 7-10 | Cov kws kho mob uas xav tau tham |
| Cov ntsaws pob ntseg uas ua raws li tus kheej | 25-30 | 10-13 | Cov neeg ua haujlwm mus sij hawm ntev, lub foob zoo tshaj plaws |
5. Kev Tswj Xyuas Kev Tsim Kho: Koj Hloov Tau Dab Tsi Ntawm Theem Tshuab
Nyob rau ntawmTshuab Voj Voognws tus kheej
Lub Tshuab Voj Voog lossis Lub Tshuab Sib Txuas uas tsim los nrog lub suab nrov txij hnub thawj zaug yuav ua tau zoo dua li qhov uas tau kho lub suab nrov ua qhov kev xav tom qab. Cov kab cam uas muaj qhov tseeb nrog cov qauv zoo tshaj plaws ntawm rab koob txo lub suab nrov cuam tshuam los ntawm 2 txog 4 dB (A) piv rau cov qauv cam qub. Cov iav helical es tsis yog cov iav ncaj txiav txo lub suab nrov ntawm cov iav mesh los ntawm 3 txog 5 dB (A). Cov tsav siv siv piv rau cov tsav iav ncaj qha txo lwm 2 txog 3 dB (A) ntawm lub cev muaj zog lub suab nrov kis. Cov vaj huam sib luag tiv thaiv lub tog raj kheej nrog cov khoom siv damping txo lub suab nrov radiated los ntawm 3 txog 6 dB (A). Thiab kev khaws cov roj nplua nyeem koob kom raug tuaj yeem rub tawm 1 txog 2 dB (A) ntawm lub suab nrov sib txhuam uas tsis muaj leej twg pom kom txog thaum nws ploj mus.
Hauv pem teb Hoobkas
Cov vaj huam sib luag acoustic qab nthab (yam tsawg kawg nkaus NRC 0.75) tuaj yeem txo RT60 mus rau 1.0-1.5 vib nas this thiab ua rau cov theem ib puag ncig poob qis los ntawm 3 txog 6 dB (A). Cov baffles dai ntawm cov kab tshuab ua rau txoj kev suab nrov ncaj qha tawg. Qhov no zoo tshwj xeeb tshaj yog thaum koj muaj kab ntawm Interlock Machines khiav cov ntaub ntom ntom - cov zaus qis dua mus ncig los ntawm huab cua qhib.
6. Kev Tso Tshuab: Tsis txhob tsuas yog teeb tsa lawv xwb
Khaws tsawg kawg yog 3.5 meters ntawm cov kab tshuab, nruab nrab mus rau nruab nrab. Piv rau qhov sib nrug me me 2.5-meter, lub 'meter' ntxiv ntawd txiav 2 txog 4 dB (A) ntawm lub suab nrov hla tshuab. Muab cov khoom siv nrov tshaj plaws - Jacquards, high-gauge Interlock Machines - tso rau ib kawg ntawm txoj kev hauv tsev, tsis txhob nthuav dav thoob plaws hauv pem teb. Kev tswj cov suab nrov ua rau cov qib ib puag ncig tsis nce siab txhua qhov chaw uas koj cov neeg ua haujlwm sawv.
7. Tsim kom muaj kev ua haujlwm ntsiag to pib nrog kev yuav tshuab
Ntawm MORTON — Advanced Knitting Solutions, suab nrov tsis yog ib qho kev xav tom qab uas peb cuam tshuam nrog tom qab lub tshuab xa khoom. Cam track geometry, gear specifications, cylinder balancing — cov no tau engineered rau hauv tus qauv tsim txij thaum pib. Peb cov kab ib lub tsho Circular Machine thiab Interlock Machine yeej ib txwm xa cov suab nrov tawm hauv qhov kawg qis ntawm kev lag luam, feem ntau yog 84 txog 90 dB (A) nyob ntawm qhov kev teeb tsa thiab gauge.
Nov yog qhov uas feem ntau cov tswv tsev zeb paub lig dhau lawm: kev qhia meej txog kev ua tau zoo ntawm lub suab nrov thaum yuav khoom yog qhov pheej yig tshaj plaws los tswj lub suab nrov uas koj yuav tau yuav. Kev kho dua tshiab hauv pem teb uas muaj suab nrov kim dua li kev yuav lub tshuab ntsiag to ua ntej. Yog tias koj xaiv tus neeg muag khoom, nug cov lej decibel ua ntej koj kos npe. Yog tias lawv tsis tuaj yeem muab cov lus teb ncaj qha rau koj, qhov ntawd yog cov lus teb hauv nws tus kheej.
Cov Lus Nug Feem Ntau
Q: Peb yuav tsum ntsuas suab nrov hauv pem teb ntau npaum li cas?
Ib xyoos ib zaug, yam tsawg kawg nkaus - kev saib xyuas thaj chaw ntxiv rau kev ntsuas tus kheej ntawm tus neeg sawv cev ntawm tus neeg teb xov tooj. Thaum twg koj teeb tsa tshiabCov Tshuab Voj Vooglos yog rov kho qhov layout, khiav qhov kev ntsuas tshiab tam sim ntawd. Tsis txhob tos txog lub voj voog txhua xyoo.
Q: Cov tshuab qub puas nrov dua lub sijhawm?
Yog. Feem ntau, kev hnav ntawm cov khoom siv ntxiv 2 txog 5 dB (A) rau lub neej ua haujlwm 8- txog 10 xyoo. Kev saib xyuas ua ntej rau cov khoom uas tig - cov iav, cov kabmob, cov kab cam - yog tib yam uas ua rau lub tshuab qub nyob ze rau nws qib suab nrov qub.
Q: Kev pab cuam txuag kev hnov lus raug nqi li cas?
Rau lub Hoobkas uas muaj 100 tus neeg ua haujlwm, xam $ 3,000 txog $ 5,000 ib xyoos. Muab qhov ntawd piv rau ib qho kev thov nyiaj pab rau kev hnov lus tsis zoo hauv kev ua haujlwm, uas qhov nruab nrab yog $ 25,000 txog $ 40,000. Kev suav lej tsis nyuaj.
Q: Yog tias peb ob npaug ntawm cov tshuab, puas yog suab nrov ob npaug?
Tsis yog. Suab nrov ua raws li kab logarithmic. Ob npaug ntawm 25 txog 50 lub tshuab hauv chav ua haujlwm uas muaj kev cuam tshuam ntxiv txog 3 dB (A) rau cov qib ib puag ncig. Kev teeb tsa thiab suab nrov tuaj yeem hloov tus lej ntawd, tab sis qhov ntawd yog txoj cai yooj yim.
Q: Qhov zoo ntawm kev saib xyuas puas cuam tshuam rau suab nrov?
Muaj tseeb tiag. Cov tshuab uas siv sijhawm tshaj 200 teev ua haujlwm ntawm txhua lub voj voog roj nplua nyeem yuav khiav nrov dua 1.5 txog 3 dB (A). Cov xauv koob uas hnav lawm yuav ua rau muaj lub suab nias hlau uas nyob ntawm 2 txog 4 dB saum toj ntawm qhov pib. Lub hauv pem teb ntsiag to pib nrog lub sijhawm saib xyuas zoo.
MORTON — Kev daws teeb meem siab heev
Lub sijhawm tshaj tawm: Lub Xya Hli-20-2026