光缆尾纤头加工工艺.pdf

1 Preparations a Ensure the work surface is clean and dust free with good lighting b Assemble all necessary tools and equipment Heater 353ND epoxy 411 epoxy lint free cleaning paper alcohol c Ensure your hands are clean 2 Complete parts Parts for FOCI ST connector From left to right Rubber hood Crimping sleeve Main body including ferrule Connector assembly tools from left to right Fiber stripper Shears PVC stripper Crimper 3 Process flow chart 6 Assembling crimping sleeve and boot 5 Heat curing 3 Inserting fiber into connector body 2 Preparing fiber cable 1 Inserting components onto fiber cable 4 Processing kevlars 4 Assembly Procedure 1 Inserting components onto fiber cable 2 Preparing fiber cable Step 2 Using the PVC stripping tool strip approximately 35mm of the PVC layer See Figure 1 below Step 3 Trim the kevlars with shears to the length as shown in Figure 1 Step 1 Insert in order rubber hood and crimping sleeve onto fiber cable Kevlar 900um Fiber 81116 Figure 1 Step 6 Pull the crimping sleeve forward past the ends of the kevlar Then push the crimping sleeve back ensuring that it gathers all the kevlar strands and holds them neatly out of the way Step 5 Soak a piece of cleaning paper in alcohol and carefully wipe off silicon adhering to the fiber with the paper Step 4 Strip off 900um PVC coating according to the required length as in Figure 1 Step 8 Carefully insert the bare fiber using a pushing and slow twisting motion through the main body and ferrule The fiber should extend out of the other side of the ferrule 3 Inserting fiber into connector body 4 Processing kevlars Step 9 Gently pull the crimping sleeve backwards releasing the kevlar Step 7 Drop a small quantity of 353ND epoxy into ST main body until it is about 60 full A small amount of epoxy may also be applied to the bare fiber Clean off any excess epoxy on the main body with cleaning paper and alcohol Step 13 Cure epoxy on heater at a temperature of 120 C for 15 20 minutes 4 Heat curing Step 12 Place a small drop of 353ND epoxy on the tip of the ferrule using a toothpick Step 11 Use the crimping tool 0 151 diameter slot to fix the crimping sleeve kevlar and main body Step 10 Push the crimping sleeve back up to the main body The kevlar strands should be held neatly and securely under the crimping sleeve Step 16 Using a rotating motion to spread the epoxy evenly around the rubber boot push the rubber hood up to combine with the main body 6 Assembling crimping sleeve and boot Step 15 Put a small amount of 411 epoxy on the crimping sleeve as well as on the PVC tube 1 2cm below the metal part Step 17 Completed assembly Step 14 Break the fiber that extends out of the ferrule with a carbide scribe after cooling the ferrule Just a light touch is all that is required to snap the fiber Should you have any difficulty assembling this product after carefully following the instructions please contact our Marketing Department for technical assistance FOC