Download - compacteur de canette
Diapositive 1
MINI PROJET:tude de systme pneumatique dun compacteur canettes
Anne Universitaire 2013 / 2014
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Encadrer par :
-Mr. BEN LAMINE Mohammed Naceur
Raliser par :
-Dhwawa Manel
-Choueich Imen
Institut Suprieur des SciencesAppliques et de Technologiede Sousse
Etude bibliographique
Analyse fonctionnelle
Schma cinmatique
Calcul RDM
Plan
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Conclusion
conception
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3
Grand consommateur de canettes, surtout de Coca, ils se dsolent
de voir les botes sorties des distributeurs automatiques,
jetes en vrac la poubelle, une fois consommes.
Notre ide est venue de l. Elle est dabord caractre
environnemental. On pense au recyclage mais aussi limiter
la consommation dnergie.
Etude bibliographique
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Recyclage:
lerecyclage des canettescest simple et pratique, tout le monde sy met.Il est la porte de chaque entreprise.Aujourdhui grce aurecyclage des canettesnous conomisons entre autres 75% dnergie et 40% deau. Il est donc primordial pour toute entreprise responsable de se mettre au recyclage de canettes et de se munir dun collecteur ou encore uncompacteur de canettes.
Etude bibliographique
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Etude bibliographique
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Un compacteur canettes:
Dfinition:
Un compacteur canettes permet la rduction du volume jusqu 20 mm, afin de rsoudre le problme du besoin despace lors du transport des canettes pour les recycler.
Etude bibliographique
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Etude bibliographique
Fonctionnement:
Cette machine sert rduire le volume dune canette
en lintroduisant dans un orifice, et qui sera par suite comprime par un piston grce un systme pneumatique plus efficace que llectrique et surtout plus rapide.
Lescompacteurs de canettesmanuels sont trs simples utiliser :aprs avoir mis votre canette dans le compacteur vous abaissez le levier et votre canette sera compacte.
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Les diffrents types des compacteurs canettes:
Etude bibliographique
Les compacteurs manuels:
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Les compacteurs automatiques:
Etude bibliographique
Ce sont des collecteurs automatiss qui trient
et compactent les canettes
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Plan
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Analyse fonctionnel
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Analyse fonctionnel
Lanalyse fonctionnelle externe , dcrit le point de vue de lutilisateur. Dans ce travaille nous s occuperons de ltude et la conception dun compacteur canette.
Saisie le besoin
Le besoin fonctionnel consiste fabriquer ou amliorer un compacteur canettes
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Analyse fonctionnel
Compacter les canettes afin de les recycls
Energie pneumatique
Utilisateur
Compacteur
Canette compacte
Canette compacte
bruit
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Analyse fonctionnel
Pour dfinir le besoin prouv par lutilisateur pour un produit
Il faut rpondre 3questions
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Analyse fonctionnel
A qui le systme rend-il le service?
Sur quoi agit-il?
Dans quel but le besoin existe-il?
Oprateur
canette
Un compacteur canette
Compacter et rduire le volume des canettes afin de les recycls
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Analyse fonctionnel
Analyse de lenvironnement:
ce graphe permet de visualiser les relations du produit avec les lments rels du milieu extrieur
Dia gramme pieuvre:
Compacteure canette
esthtique
support
environnement
scurit
Operateur
canette
qualit
FP1
FC1
FC2
FC3
FC4
FC5
FC6
FC7
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Analyse fonctionnel
Liste des fonctions:
FP1: compacter les canettes afin de les recycls.
FC1: choisir forme et couleur.
FC2: assurer la scurit des utilisateurs.
FC3: respecter lenvironnement.
FC4: tre facile utiliser.
FC5: tre rsistante et stable sur le support.
FC6: respecter les dimensions des canettes
FC7: permettre une utilisation facile
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Analyse fonctionnel
Diagramme FAST:
Loutil F.A.S.T qui se prsente sous forme dun arbre fonctionnel tabli partir de la fonction globale en rpendant aux questions :
Pourquoi ?
Cette fonction doit tre assure par:
Comment ?
Quand ?
F.A.S.T permet de:
Rechercher le maximum de solution
Raliser et visualiser lenchainement de notre projet
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Analyse fonctionnel
Compacter les canettes
Charger le systme par les canettes
Applique une force pour le compactage
jecter les canettes
Compactes par la force
du piston
Mettre la canette sa position
Exercer une force
Par un vrin pneumatique
Stoker
les canettes compactes
Trmie
Tige de vrin
rservoir
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Analyse fonctionnel
Le fonctionnement de la machine:
Le fonctionnement de la machine est trs simple:
Mettre en place les canettes
Sortir du tige de vrin
Retour du tige de vrin
Tomber la canette dans le rservoir
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Analyse fonctionnel
Grafcet en point de vue systme
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Plan
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Calcul RDM
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Calcul RDM
Pour la vrification de force de pression de compactage on se rfre une tude exprimentale quest base sur un essai, cette dernire consiste comprim une canette.
On remarque que laugmentation de dplacement sera constante, donc on prend la force maximale.
Etude exprimental:
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Calcul RDM
Figure 21:
Courbe de force en fonction de dplacement
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Dplacement (mm)
Force (N)
24
Daprs la courbe on prend:
Fc = 2500 N
C =95 mm
Dtermination du diamtre du piston du vrin:
F = P*S avec S =
D =
AN: D = = 50 mm
25
Dtermination et vrification de la tige de vrin:
Daprs le matriau XC 10 du piston on a:
Re = 420 MPa ; s= 3
AN: = 8,9 mm
26
Schma cinmatique
Plan
26
27
figure :2
Tige en position finale
Figure:1
Tige en position initiale
Schma cinmatique:
Elments Dsignations 0Bti (support)1Vrin pneumatique2Canette3Tige28
Plan
Conception
29
conception
30
30
Plan
30
Conclusion
Llaboration de ce travail :
-nous a permis dapprofondir nos connaissances thorique et dacqurir une bonne exprience au niveau de la conception.
-nous a permis de maitriser les outils informatiques tel que la Solidworks,
-Enfin, nous esprons que ce modeste travail soit satisfaisant de point de vu contenu
Conclusion
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