paquimetro
DESCRIPTION
Paquímetro: tipos , usos e leituraTRANSCRIPT
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Aula 2
Paquímetro: tipos e usos
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Paquímetro
• O paquímetro é um instrumento usado para medir as dimensões lineares internas, externas e de profundidade de uma peça.
• Consiste em uma régua graduada, com encosto fixo, sobre a qual desliza um cursor.
![Page 3: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/3.jpg)
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Tipos e usos
• Paquímetro universal
• Paquímetro com bico móvel (basculante)
• Paquímetro de profundidade
• Paquímetro duplo
• Paquímetro digital
• Traçador de altura
![Page 5: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/5.jpg)
Paquímetro universal
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Paquímetro com bico móvel (basculante)
![Page 7: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/7.jpg)
Paquímetro de profundidade
![Page 8: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/8.jpg)
Paquímetro duplo
![Page 9: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/9.jpg)
Traçador de altura
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Princípio do nônio
• A escala do cursor é chamada de nônio ou vernier, em homenagem ao português Pedro Nunes e ao francês Pierre Vernier, considerados seus inventores.
• O nônio possui uma divisão a mais que a unidade usada na escala fixa.
![Page 11: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/11.jpg)
Nônio
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Cálculo da Resolução
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Leitura – Paquimetro Métrico
![Page 15: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/15.jpg)
Exercicios
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Exercícios
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Exercícios
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Utilização
• Para ser usado corretamente, o paquímetro precisa ter:– seus encostos limpos;– a peça a ser medida deve estar posicionada
corretamente entre os encostos.
![Page 21: Paquimetro](https://reader033.vdocuments.mx/reader033/viewer/2022061210/5491618ab47959434c8b46ac/html5/thumbnails/21.jpg)
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