Lesson 1Usual fasteners and joints: bolt types, torque details, locknuts, and threadlocking materialsDiscusses fasteners and joints for conveyor building. Explains bolt types, torque details, locking ways, and threadlocking materials to make strong, easy-to-fix, and vibration-proof links that last in tough work environments.
Bolt types and strength signsTorque details and tightening orderLocknuts, washers, and locking toolsUsing liquid threadlocking materialsStopping loosening from shakesLesson 2Guards, safety covers, and extra hardware: rules and common designsLooks at safety guards, covers, and extra hardware to keep workers and machines safe. Explains rules, common designs, fixing methods, check routines, and how to confirm they meet standards during building and care in Eritrean workshops.
Safety rules for conveyor guardsKinds of fixed and movable guardsDesign of covers, sides, and drip traysFixing brackets, hinges, and catchesChecking and caring for safety hardwareLesson 3Overview of motor-powered conveyor kinds: belt, roller, chain, and modular typesGives a view of motor-powered conveyor kinds like belt, roller, chain, and modular plastic ones. Points out build features, usual uses, and main building and care issues for reliable work in local industries.
Flat belt and sloped belt conveyorsMotor-powered roller conveyorsChain and slat conveyor setupsModular plastic belt designPicking conveyor type for the jobLesson 4Power transfer choices: timing belts, V-belts, chain drives, direct driveLooks at power transfer choices for conveyors like timing belts, V-belts, chain drives, and direct drive. Compares good points, limits, tightening needs, and care requirements for each to suit Eritrean factory conditions.
Timing belt drives and gear wheelsV-belt drives and wheel pickingRoller chain and gear wheel drivesDirect drive and drum motor ideasTightening ways and wear checksLesson 5Drive parts: electric motors, gear boxes, couplings, gear wheels, pulleysDescribes drive parts that power conveyors, including motors, gear boxes, couplings, gear wheels, and drive pulleys. Focuses on picking basics, lining up, fixing, and regular checks for steady work in industrial settings.
Electric motor kinds for conveyorsGear box styles and fixing optionsFlexible and fixed shaft couplingsDrive pulleys, gear wheels, and centersLine-up checks and guard needsLesson 6Rollers, pulleys, and guides: build, materials, and roleExplores rollers, pulleys, and guides, including build, materials, and surface finishes. Covers load limits, shaping, covering, spacing, and how these parts guide and hold the belt or items being moved in daily operations.
Gravity and powered roller designsPulley build, centers, and shaftsCovering kinds and shaping rulesCarrying and return guide setupsRoller spacing, load, and noise issuesLesson 7Usual sensors and basic electrical links on conveyors (proximity, light, motor starters)Introduces common conveyor sensors and basic electrical links. Covers proximity and light sensors, limit switches, motor starters, wiring ways, and how mechanics safely work with these devices in Eritrean plants.
Magnetic and touch proximity sensorsLight sensor kinds and setupLimit switches and position signalsMotor starters and overload switchesCable paths and connector waysLesson 8Detailed frame and support builds: shapes, cross pieces, fixing pointsDetails conveyor frames, supports, and fixing points. Explains shapes, cross pieces, and floor or ceiling supports, including lining up, leveling, anchoring, and strength thoughts for steady, low-shake work in factories.
Common frame shapes and materialsCross pieces and strength bracingFloor stands, ceiling and wall supportsLeveling, padding, and line-up checksAnchoring ways and shake controlLesson 9Bearings and bearing holders: kinds (sealed, pillow block), picking, fixing methodsExplains bearing kinds and holders used on conveyors, including sealed units and pillow blocks. Covers picking, fits, oiling, fixing methods, and common failure ways related to building and care in local workshops.
Sealed, covered, and open bearing kindsPillow block and side holder designsBearing picking, load, and speed limitsFixing fits, lock rings, and set screwsOiling ways and failure signs
