Doughnut maker

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Revision as of 16:20, 10 September 2009

Executive Summary

Bill of Materials

Main Components

Dough Dispenser Assembly
Part Number	Name	QTY	Weight (g)	Function	Material	Manufacturing Process	Image
001	Dispenser spring	1	1	Keeps dispenser closed when not in use
002	Dispenser support	1	19	Guides the plunger for straight release	Plastic
003	Dispenser plunger	1	9	Pushes the dough from the cup into the machine	Plastic
004	Dispenser funnel	1	27	Guides the dough to the hole in the cup	Plastic
005	Dispenser cup	1	122	Holds the dough for dispensing	Plastic
006	Dispenser stop	1	4	Stops the dough from leaving dispenser and gives donut its \"hole\"	Plastic
007	Power cord	1	107	Connects to the outlet and supplies power to the machine
008	Measuring cup	1	27	Used to measure out correct amount of ingredients	Plastic
009	Doughnut slide	1	36	Removes doughnut from machine and into the doughnut bin	Plastic
010	Doughnut bin	1	81	Collects doughnuts after production	Plastic
011	Doughnut oil drain	1	19	Drains oil off donuts after production	Plastic		Image:011.jpg
012	Doughnut dispenser motor cover	1	52	Gives access to and protects the motor
013	Doughnut cover feet	4	3	Contacts surface	Plastic
014	Dispenser motor latch	1	4	Secures and aligns the motor dispenser assembly
015	Drain switch cover	1	12	Protects from accidently enabling the drain switch	Plastic
016	Top window 1	1	55	Allows heat to escape when opened during production
017	Oil collection tray	1	237	Collects the oil that drains after use	Plastic
018	Top window 2	1	123	Cannot be opened. Allows user to view doughnut production
019	Conveyer belt holder	2	0.5	Guides and supports the conveyer system in its cycle	Plastic
020	Dispenser motor guide	1	11	Guides the motor\'s movement. Stationary	Plastic
021	Motor rotational output	1	4	Connects to the motor and rotates with it	Plastic
022	Doughnut carriage	4	27	Used to carry doughnuts through the system during operation	Plastic
023	Belt gear washers	2	5	Separates the belt gears from the back of the housing
024	Conveyer belt gear (doughnut side)	1	85	Rotates and moves conveyer belt system	Plastic
025	Conveyer belt gear (dough side)	1	109	Rotates and moves conveyer belt system	Plastic
026	Conveyer belt	1	123	Driven by the motor to move doughnuts through system	Plastic
027	Release link	4	1	Alerts the motor to release the dough	Plastic
028	Belt guides	2	14	Guides the belt on lower portion of the cycle	Plastic
029	Washer, belt guide	3	0.25	Separates the belt guide from housing
030	Washer, belt gear	2	2	Separates the belt gear from housing
031	Belt motor gear	1	14	Translates motion from motor to conveyer belt	Plastic
032	Back housing	1	772	Protects delicate machinery from the surroundings	Plastic
033	Oil bath tub and doughnut flipper	1	323	Fills with oil and becomes very hot. Flipper flips donuts to opposite side	Plastic - oil bath  ????-flipper
034	Oil bath supports	4	6	Holds the oil bath in place
035	Temperature controller bracket	1	13	Connects heating element to the oil bath
036	Drive gear 2	1	4	Moved by the motor and translates motion to conveyer gear	Plastic
037	Wire guide	1	0.5	Secures wires to housing

Additional Parts

Major Stakeholders and Needs

Usage and Usability

Design for Manufacturing and Assembly (DFMA)

Failure Modes and Effects Analysis (FMEA)

Design for Environment (DFE)

Mechanical Analysis

Team Members & Roles

References