GoodheartWillcox Co Inc Power Tools and Equipment q
- Slides: 36
© Goodheart-Willcox Co. , Inc.
Power Tools and Equipment q Power tools m tools driven by compressed air, electricity, or pressurized liquid q Shop equipment m large shop tools such as floor jacks, parts cleaning tanks, and steam cleaners © Goodheart-Willcox Co. , Inc.
q Components include: m air compressor m air lines m pressure regulator m filter and lubricator q Air tools are driven by the compressedair system © Goodheart-Willcox Co. , Inc.
Compressed-Air System © Goodheart-Willcox Co. , Inc.
Air Compressor q Source of compressed air for an automotive service facility q Turns on and off automatically to maintain a preset pressure in the system q Metal air lines feed several locations in the shop © Goodheart-Willcox Co. , Inc.
Air Hoses q Made of flexible, high-pressure hose q Connected to the metal lines from the air compressor q Allow the technician to take a source of air pressure to the vehicle being repaired q Quick-disconnectors allow a technician to connect or disconnect hoses or tools without using a wrench © Goodheart-Willcox Co. , Inc.
Other Components q Pressure regulator m used to set a specific pressure in the system (100 -150 psi, or 689 -1034 k. Pa) q Filter m traps water so that it can be drained daily q Lubricator m introduces oil into the airstream m increases the life of air tools © Goodheart-Willcox Co. , Inc.
q Use air pressure for operation q Labor-saving devices that are well worth their cost q Always lubricate an air tool before use m a few drops of oil protects the internal parts of the tool © Goodheart-Willcox Co. , Inc.
Air (Impact) Wrench Provides a very fast means of installing or removing threaded fasteners– 3/8”, 1/2”, and 3/4” drive sizes are used © Goodheart-Willcox Co. , Inc.
Air Ratchet Impact wrench designed to work in a limited space–usually found in 1/4” and 3/8” drive © Goodheart-Willcox Co. , Inc.
Impact Sockets and Extensions q Must be used with air wrenches q Case hardened, thicker, and much stronger than conventional sockets and extensions q Impact tools are flat black, instead of chrome q Using a chrome tool on an impact wrench can be unsafe © Goodheart-Willcox Co. , Inc.
Air Hammer (Chisel) q Useful during various driving and cutting operations q Capable of producing about 1000 -4000 impacts per minute q Several cutting or hammering attachments are available © Goodheart-Willcox Co. , Inc.
Air Hammer (Chisel) Always wear safety glasses when using an air hammer © Goodheart-Willcox Co. , Inc.
Blowgun q Commonly used to dry and clean parts washed in solvent q When using a blowgun: m wear eye protection m direct the blast of air away from yourself and others m do not blow brake and clutch parts clean as the dust may contain asbestos © Goodheart-Willcox Co. , Inc.
Blowgun Drying a part after cleaning it in solvent. May also be used to blow dust and loose dirt from parts before disassembly © Goodheart-Willcox Co. , Inc.
Air Drill Power and rotating speed can be set to match the job at hand–used to drill holes, grind, polish, and clean parts © Goodheart-Willcox Co. , Inc.
q There are many electric tools that can be useful to a technician q These may include a drill press, grinder, or portable drill © Goodheart-Willcox Co. , Inc.
Bench Grinder q Used for grinding, cleaning, or polishing q Usually has two wheels: m grinding wheel–used for sharpening and deburring m wire wheel–used for cleaning and polishing © Goodheart-Willcox Co. , Inc.
Using a Bench Grinder © Goodheart-Willcox Co. , Inc.
Bench Grinder Rules q Always wear eye protection and keep your hands away from the wheel q Make sure the grinder shields are in place q Keep the tool rest adjusted close to the wheel q Do not use a wire wheel to clean aluminum or brass parts © Goodheart-Willcox Co. , Inc.
Drills q Used to create holes in metal and plastic parts q May be portable or mounted on a workbench or the floor © Goodheart-Willcox Co. , Inc.
Bits q Drills use drill bits, or twist drills, to drill holes in metal and plastic parts q Made of carbon steel or high-speed steel q High-speed steel is better because of its resistance to heat © Goodheart-Willcox Co. , Inc.
Drill Bit © Goodheart-Willcox Co. , Inc.
Chuck Key Used to tighten a drill bit in the drill chuck. Be sure to use all 3 holes when tightening. –common sizes are 1/4”, 3/8”, and 1/2” © Goodheart-Willcox Co. , Inc.
Drill Press q Large, floor-mounted or bench-mounted drill needed for drilling large holes, deep holes, or a great number of holes in several parts q Handle allows the bit to be pressed into the work with increased force © Goodheart-Willcox Co. , Inc.
Drill Press © Goodheart-Willcox Co. , Inc.
Drill Press Rules q Remove the key from the chuck before turning on the drill press q Secure the part to be drilled in a vise or with C-clamps q Use a center punch to indent the part and start the hole q Release pressure right before the bit breaks through the bottom of the part q Oil the bit as needed © Goodheart-Willcox Co. , Inc.
q Tools powered by pressurized liquid q Typical hydraulic tools used in the automotive shop: m jacks m cranes m presses © Goodheart-Willcox Co. , Inc.
Floor Jack q Used to raise either the front, sides, or rear of a vehicle q To avoid vehicle damage, place the saddle under a solid part of the car such as the frame, suspension arm or axle housing © Goodheart-Willcox Co. , Inc.
Floor Jack © Goodheart-Willcox Co. , Inc.
Raising a Vehicle q Place the transmission in neutral and release the parking brake m allows the vehicle to roll, preventing it from pulling off the jack q Turn the jack handle clockwise and pump the handle q After raising, secure vehicle on jack stands, shift it into park, apply the parking brake and block the wheels © Goodheart-Willcox Co. , Inc.
Lowering a Vehicle q Use the jack to lift the vehicle off the jack stands q Remove the jack stands, shift the vehicle into neutral, release the parking brake, and remove the wheel chocks q Turn the handle counterclockwise slowly to release the pressure-release valve © Goodheart-Willcox Co. , Inc.
Engine Crane Uses a hydraulic hand jack for raising engines and a pressure-release valve for lowering engines © Goodheart-Willcox Co. , Inc.
Hydraulic Press q Used to install or remove gears, pulleys, bearings, seals, and other parts requiring a high pushing force q Hydraulic ram extends as the pump handle is worked q Ram presses the parts against a table © Goodheart-Willcox Co. , Inc.
Hydraulic Press © Goodheart-Willcox Co. , Inc.
q These include: m Tire changers m Stands (jack, engine, etc) m Cleaners (cold solvent, pressure washer) m Welders or torches m Lights and creepers m Soldering guns m Battery chargers m Trouble lights m Pullers m Covers (seat and fender) © Goodheart-Willcox Co. , Inc.
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