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Itens para a visualização no momento 181-190 of 213
Projeto do ferramental para o embutimento profundo em múltiplos estágios de um balde cônico
(2023-07-28)
Within deep drawing processes, the production of conical parts from sheet metal often involves a trial-and-error approach due to the process complexity. This approach results in rework and increased costs. To mitigate these ...
Desenvolvimento de matriz de multicritérios para tomada de decisão na substituição de componentes em carrocerias de ônibus rodoviários
(2023-08-01)
The search for the replacement of materials is constant in the various industrial areas, in the automotive sector the interest is even greater, since efficiency and performance are essentially related to the weight of the ...
Análise experimental da influência do preaquecimento do adesivo sintético na resistência mecânica de painéis de madeira de pinus
(2023-07-29)
The objective of this work was to verify the performance of glued joints as a function of the preheating temperature of a synthetic adhesive based on Polyvinyl Acetate (PVAc) for different initial temperatures with wood ...
Análise de temperatura em ferramentas polidas no processo de fresamento
(2023-08-30)
Among all machining processes, milling stands out for it is high productivity and versatility. The requirement for more efficient, reliable, affordable and quality processes, inflicted those milling enhancements technologies ...
Desenvolvimento de bancada de testes para avaliação dinâmica de eixos rotativos sob a ação de massas desbalanceadas
(2023-11-08)
This study aims to develop a didactic balancing machine for vibration analysis in rotating elements. The vibration transmitted by unbalanced masses to the bearings can cause operational interferences as noises and even ...
Análise da substituição de uma geradora de água quente alimentada por gás liquefeito de petróleo por uma geradora alimentada a pellet
(2023-11-24)
The history of global industry is directly linked to the use of fossil fuels as an energy source, especially liquefied petroleum gas (LPG), which has been used for decades in the most diverse production sectors. It is ...
Análise crítica operacional de um equipamento protótipo para ensaios de fadiga por flexão rotativa
(2023-11-29)
The application of fluctuating or repetitive stresses on materials causes fracture to occur at stresses much lower than those determined by static tensile or compression tests. This failure caused by alternating forces is ...
Avaliação das forças requeridas e dos parâmetros de processo que afetam a desmoldagem de peças de PVC de moldes metálicos
(2023-12-02)
The aim of this study was to analyze the influence of physical parameters on PVC in the demoulding process of injected clothing labels. To achieve this goal, the PVC temperature levels were set at 40 °C, 60 °C, 79 °C, 93 ...
Desenvolvimento de um dispositivo para teste de resistência mecânica para engates de reboque
(2023-12-14)
The trailer hitch is an optional accessory, installed on vehicles and is intended to tow trailers through the coupling between the two. For this product to be sold, it must follow Brazilian traffic legislation and some ...
Análise da substituição de um queimador a gás natural por resistências elétricas em um tanque de lavagem de peças
(2023-12-14)
Burners are devices used to transmit heat to an object through a flame. These can be fed through gas pipes, both natural and Liquefied Petroleum Gas (LPG), or other fuels such as oil and gasoline, depending on the need for ...