NF EN ISO 28927-4
Hand-held portable power tools - Test methods for evaluation of vibration emission - Part 4 : straight grinders
ISO 28927-4:2010 specifies a laboratory method for measuring hand-transmitted vibration emission at the handles of straight grinders. It is a type-test procedure for establishing the magnitude of vibration in the gripping areas of a machine fitted with a specified test wheel and run under no-load conditions.ISO 28927-4:2010 is applicable to hand-held machines, driven pneumatically or by other means, intended for grinding and surface finishing using straight grinding wheels type 1, tapered wheels type 4 and cylindrical plugs, e.g. of type 16 (cylindrical plug, tapered cone), 18 (cylindrical plug, flat end), 18R (cylindrical plug, rounded end) and 19 (cylindrical plug, taper-roll shaped), for use on all kinds of materials. It is not applicable to grinders used with wire brushes, nor is it applicable to die grinders where the inserted tool is mounted in a collet.
ISO 28927-4:2010 specifies a laboratory method for measuring hand-transmitted vibration emission at the handles of straight grinders. It is a type-test procedure for establishing the magnitude of vibration in the gripping areas of a machine fitted with a specified test wheel and run under no-load conditions.
ISO 28927-4:2010 is applicable to hand-held machines, driven pneumatically or by other means, intended for grinding and surface finishing using straight grinding wheels type 1, tapered wheels type 4 and cylindrical plugs, e.g. of type 16 (cylindrical plug, tapered cone), 18 (cylindrical plug, flat end), 18R (cylindrical plug, rounded end) and 19 (cylindrical plug, taper-roll shaped), for use on all kinds of materials. It is not applicable to grinders used with wire brushes, nor is it applicable to die grinders where the inserted tool is mounted in a collet.
- Avant-proposiv
- Introductionvi
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1 Domaine d'application1
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2 Références normatives1
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3 Termes, définitions et symboles2
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3.1 Termes et définitions2
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3.2 Symboles2
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4 Normes de référence et codes d'essai de vibration3
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5 Description de la famille de machines3
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6 Caractérisation des vibrations4
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6.1 Direction du mesurage4
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6.2 Emplacement des mesurages4
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6.3 Amplitude des vibrations5
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6.4 Combinaison des directions de vibrations5
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7 Exigences pour l'appareillage5
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7.1 Généralités5
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7.2 Montage des transducteurs5
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7.3 Filtre de pondération fréquentielle6
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7.4 Durée d'intégration6
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7.5 Équipement auxiliaire6
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7.6 Étalonnage6
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8 Conditions d'essai et de fonctionnement de la machine7
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8.1 Généralités7
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8.2 Conditions de fonctionnement7
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8.3 Autres valeurs à spécifier7
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8.4 Équipement accessoire, pièce et tâche8
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8.5 Opérateur11
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9 Mode opératoire de mesure et validation11
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9.1 Valeurs de vibration consignées11
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9.2 Déclaration et vérification des valeurs d'émission vibratoire11
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10 Rapport de mesurage12
- Annexe A (informative) Modèle de rapport d'essai pour les émissions vibratoires des meuleuses droites13
- Annexe B (normative) Détermination de l'incertitude15
- Annexe C (normative) Conception des meules artificielles17
- Bibliographie23
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