Nội dung: - Giới thiệu sản phẩm - Đầu búa H45-H100 - Đầu búa H115-H180 - Kiểm tra và điều chỉnh - Bảo dưỡng - Kiểm tra - Serie sản phẩm
Caterpillar Impact Products Ltd.Caterpillar Hammers World Hammer Market Utilizes Two Different Power Concepts Self Contained SystemAccumulator DesignPiston - Gas System Direct ActingOR Caterpillar Impact Products Ltd.Caterpillar HammersH45 - H100HammerConstruction Caterpillar Impact Products Ltd.Caterpillar HammersFunction of the Hammer Components.Models:H45 H50H63 H70H90C H100 Caterpillar Impact Products Ltd.Caterpillar HammersFront HeadTransfers forces from toolinto side plates.Supports tool guidance system. Caterpillar Impact Products Ltd.Caterpillar HammersTool BushingsAlign tool with the piston.Provide contact surfaceswith tool.Field replaceable forbetter serviceability. Caterpillar Impact Products Ltd.Caterpillar HammersTool Retainer PinPrevents tool from falling out.Absorbs partial impactloads of idle strokes.Transfers impact loads tofront head on idle strokes. Caterpillar Impact Products Ltd.Caterpillar HammersThrust RingPositions tool for correctcontact with piston.Absorbs shock loads fromtool. Caterpillar Impact Products Ltd.Caterpillar HammersTie Rod AssemblyHolds assembly together.Absorbs partial impact loadsfrom idle strokes.Assembled as a matched pair. Caterpillar Impact Products Ltd.Caterpillar HammersPistonTransfers hydraulic powerinto a shock wavetransmitted thru the tool. Caterpillar Impact Products Ltd.Caterpillar HammersDistributor ValveDirects oil flow for pistonmovement.Connects top of piston totank on upward stroke.Connects top of pistonto inlet pressure ondownward stroke. [...]... sequence in Service Manuals Tie Rod Washer (Chamfer up) Up Tie Rod Nut Example: Model H70 Step 1-4 5-8 9-1 2 all rods Torque 75 ft-lbs 225 ft-lbs 375 ft-lbs additional 60 deg Do not rotate nut Silicone between tie rod and front head after assembly Caterpillar Impact Products Ltd Caterpillar Hammers Tie Rods - 2 ALWAYS - check for cracks on tie rods thread area and under bolt head, every time hammer is disassembled... Products Ltd Caterpillar Hammers Accumulators High Pressure Accumulator CSTG Group D&A Stand 18 5-3 208 Pin Drawings : FT2639 Low Pressure Accumulator Nitrogen U-sit seal Membrane Caterpillar Impact Products Ltd Caterpillar Hammers 12 1-6 583 Accumulator Charging Group Max Torque 15 ft-lbs Charge Group Pin O-ring Pin Extension Adapter Adapter Nitrogen Only Charge on OR off Hammer Charging Group Caterpillar. .. system Caterpillar Impact Products Ltd Caterpillar Hammers Two Different Power Concepts Accumulator Design Direct Acting Design “Oil-fired” “Gas-fired” Caterpillar Indeco Tramac Krupp - Allied Furukawa - Kent NPK Toku - Teledyne Soosan - Stanley Caterpillar Impact Products Ltd Caterpillar Hammers Reliability Factors Reliable & Consistent Power Lower and upper seals are identical “A small amount of oil... •Spring Pre-Load (shimmed) •See Service Manuals for Settings Example: H70 (0.059”) Spool Seal Spring Install Remove Seal Spring Spool Inlet Shim Outlet Shim Adjustment gap Low pressure test port Caterpillar Impact Products Ltd Caterpillar Hammers Tie Rods-1 Locking Plates 1 - Keep Tie Rod and Nut as matched pair 2 - Don’t install Tie Rod Nut upside down 3 - Washer chamfer should face tie rod head 4 - Follow... rate Caterpillar Impact Products Ltd Caterpillar Hammers H45 - H100 Disassembly/Assembly RENR 4415 RENR 4405 Caterpillar Impact Products Ltd Caterpillar Hammers Tool Removal Cotter Pin Lower Tool Bushing Removal Tool Tool Retaini ng Pin Lower Tool Bushing Product Identification Split Pin Caterpillar Impact Products Ltd Caterpillar Hammers Removal of Side Plates Teeth Must Match! Nord Lock Washers Caterpillar. .. Distributor must move freely Caterpillar Impact Products Ltd Caterpillar Hammers Cylinder and Piston Piston Index Pin Index Pin Cylinder Front Head Lower Piston Seals Caterpillar Impact Products Ltd Caterpillar Hammers Front Head Thrust Ring Auto-Lube Connection Air Connection Indexing Pin Upper Tool Bushing Grease Fittings Front Head Operator Side Caterpillar Impact Products Ltd Caterpillar Hammers Wear... Caterpillar Impact Products Ltd Caterpillar Hammers Accumulator - Seal 1.Checking charge for pre-delivery or new membrane installation ALWAYS install a new gas seal 2 Check seal sits properly in recess area 3 Check for gas leaks, appearance of bubbles indicates bad seal 1 4 Inspect bond between seal and steel ring 2 4 Damaged - NEVER REUSE 3 Caterpillar Impact Products Ltd Caterpillar Hammers Pressure... in pressure line Prevents internal cavation Caterpillar Impact Products Ltd Caterpillar Hammers Accumulator Nitrogen (N2) pre charge Positions membrane for proper operation Low pressure - pre charge Controls energy output and working oil volume High pressure - pre charge Minimizes effects of pulsation on hydraulic system Caterpillar Impact Products Ltd Caterpillar Hammers Two Different Power Concepts.. .Caterpillar Hammers Pressure Adjusting Valve - PAV Supplies oil to the low pressure circuit on start-up Assures a constant force in the Low pressure circuit Functions like a pressure reducing valve Caterpillar Impact Products Ltd Caterpillar Hammers Accumulators LP LP accumulator (top) Stores energy for the impact... opposite corner Failed Rod Replace Opposite Rod and Nut Too! Check Here Caterpillar Impact Products Ltd Caterpillar Hammers Valve Body Model: H4 5- H100 Model: H63 Distributor Cover Valve Housing Valve Assembly Ring Distributor Distributor Assembly Slide Ring Steering Ring Piston Cylinder Front Head Caterpillar Impact Products Ltd Caterpillar Hammers Distributor H50,H90C,& H100 Valve Housing Removal . CaterpillarIndecoTramacKrupp - AlliedFurukawa - KentNPKToku - TeledyneSoosan - StanleyAccumulator DesignDirect Acting Design“Oil-fired”“Gas-fired” . SystemAccumulator DesignPiston - Gas System Direct ActingOR Caterpillar Impact Products Ltd .Caterpillar HammersH45 - H100HammerConstruction Caterpillar Impact