Introduzzjoni tal-Prodott
Ċirku maqsum f'punt wieħed u mgħawġa f'forma elikali. Dan jikkawża li l-washer jeżerċita forza tar-rebbiegħa bejn ir-ras tal-qafla u s-sottostrat, li żżomm il-washer iebes kontra s-sottostrat u l-ħajta tal-bolt iebes kontra l-ġewż jew il-ħajt tas-sottostrat, u toħloq aktar frizzjoni u reżistenza għar-rotazzjoni. L-istandards applikabbli huma ASME B18.21.1, MINN 127 B, u Standard Militari tal-Istati Uniti NASM 35338 (qabel MS 35338 u AN-935).
Il-washers tar-rebbiegħa huma helix tax-xellug u jippermettu li l-ħajta tiġi ssikkata f'direzzjoni tal-lemin biss, jiġifieri direzzjoni lejn l-arloġġ. Meta tiġi applikata mozzjoni tat-tidwir tax-xellug, it-tarf mgħolli jgdim fin-naħa ta 'taħt tal-bolt jew tal-ġewż u l-parti li tkun imbarrata għaliha, u b'hekk jirreżisti t-tidwir. Għalhekk, woxers tar-rebbiegħa huma ineffettivi fuq ħjut tax-xellug u uċuħ imwebbsa. Ukoll, m'għandhomx jintużaw flimkien ma 'washer ċatt taħt il-washer tar-rebbiegħa, peress li dan iżola l-washer tar-rebbiegħa milli jigdim fil-komponent li jirreżisti d-dawran.
Il-benefiċċju tal-washers tal-lock tar-rebbiegħa jinsab fil-forma trapezojdali tal-washer. Meta kkompressat għal tagħbijiet ħdejn is-saħħa tal-prova tal-bolt, se jduru u ċatt. Dan inaqqas ir-rata tar-rebbiegħa tal-ġonta bil-bolt li tippermettilha żżomm aktar forza taħt l-istess livelli ta 'vibrazzjoni. Dan jipprevjeni li tillaxka.
Applikazzjonijiet
The spring washer prevents nuts and bolts from turning, slipping and coming loose because of vibration and torque. Different spring washers perform this function in slightly different ways, but the basic concept is to hold the nut and bolt in place. Some spring washers achieve this function by biting into the base material (bolt) and the nut with their ends.
Spring washers are commonly used in applications involving vibration and possible slippage of fasteners. Industries that commonly use spring washers are transportation related (automotive, aircraft, marine). Spring washers may also be used in household appliances such as air handlers and clothes washers (washing machines).
dijametru nominali | 2 | 2.5 | 3 | 4 | 5 | 6 | 8 | 10 | 12 | (14) | |
d | l-inqas valur | 2.1 | 2.6 | 3.1 | 4.1 | 5.1 | 6.2 | 8.2 | 10.2 | 12.3 | 14.3 |
valur tal-crest | 2.3 | 2.8 | 3.3 | 4.4 | 5.4 | 6.7 | 8.7 | 10.7 | 12.8 | 14.9 | |
h | nominali | 0.6 | 0.8 | 1 | 1.2 | 1.6 | 2 | 2.5 | 3 | 3.5 | 4 |
l-inqas valur | 0.52 | 0.7 | 0.9 | 1.1 | 1.5 | 1.9 | 2.35 | 2.85 | 3.3 | 3.8 | |
valur tal-crest | 0.68 | 0.9 | 1.1 | 1.3 | 1.7 | 2.1 | 2.65 | 3.15 | 3.7 | 4.2 | |
n | l-inqas valur | 0.52 | 0.7 | 0.9 | 1.1 | 1.5 | 1.9 | 2.35 | 2.85 | 3.3 | 3.8 |
valur tal-crest | 0.68 | 0.9 | 1.1 | 1.3 | 1.7 | 2.1 | 2.65 | 3.15 | 3.7 | 4.2 | |
H | l-inqas valur | 1.2 | 1.6 | 2 | 2.4 | 3.2 | 4 | 5 | 6 | 7 | 8 |
valur tal-crest | 1.5 | 2.1 | 2.6 | 3 | 4 | 5 | 6.5 | 8 | 9 | 10.5 | |
Elf biċċa ta 'piż (azzar) kg | 0.023 | 0.053 | 0.097 | 0.182 | 0.406 | 0.745 | 1.53 | 2.82 | 4.63 | 6.85 | |
dijametru nominali | 16 | (18) | 20 | (22) | 24 | (27) | 30 | 36 | 42 | 48 | |
d | l-inqas valur | 16.3 | 18.3 | 20.5 | 22.5 | 24.5 | 27.5 | 30.5 | 36.6 | 42.6 | 49 |
valur tal-crest | 16.9 | 19.1 | 21.3 | 23.3 | 25.5 | 28.5 | 31.5 | 37.8 | 43.8 | 50.2 | |
h | nominali | 4 | 4.5 | 5 | 5 | 6 | 6 | 6.5 | 7 | 8 | 9 |
l-inqas valur | 3.8 | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.2 | 6.7 | 7.7 | 8.7 | |
valur tal-crest | 4.2 | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 6.8 | 7.3 | 8.3 | 9.3 | |
n | l-inqas valur | 3.8 | 4.3 | 4.8 | 4.8 | 5.8 | 5.8 | 6.2 | 6.7 | 7.7 | 8.7 |
valur tal-crest | 4.2 | 4.7 | 5.2 | 5.2 | 6.2 | 6.2 | 6.8 | 7.3 | 8.3 | 9.3 | |
H | l-inqas valur | 8 | 9 | 10 | 10 | 12 | 12 | 13 | 14 | 16 | 18 |
valur tal-crest | 10.5 | 11.5 | 13 | 13 | 15 | 15 | 17 | 18 | 21 | 23 | |
Elf biċċa ta 'piż (azzar) kg | 7.75 | 11 | 15.2 | 16.5 | 26.2 | 28.2 | 37.6 | 51.8 | 78.7 | 114 |
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Vireg bil-kamin sħaħ huma qfieli komuni, faċilment disponibbli li jintużaw f'applikazzjonijiet ta 'kostruzzjoni multipli.