Machine bolt shut-off nozzle type B
9Pages

B–Nozzle, Installation & Service Safety instructions This symbol indicates explanations about important matters. Failure to read these or false handling could result in injury or damage. Please pay attention to the following safety instructions and precautions Handling • Installation and servicing to be only carried out by suitable personnel according to the installation and service instructions. • Nozzle can become extremely hot. Full face protection and heat resistant gloves must be worn. Damage precaution • Do not drop the nozzle or exert it to unnecessary forces. • Take care that no...

B–Nozzle, Installation & Service Installation instructions Read safety instructions! Legend: with Hand inspection smear with high temperature lubricant temperature equalisation tool Note: Nozzle is delivered pre-assembled. The following instructions are for installation on the machine. For easier handling remove the actuator. Tools required: Hexagonal wrench, allen key, ring spanner, socket wrench, pliers, punch. See chapter Assembly for tool sizes and torques. Installation steps A) - E) A) 1. Remove insulation 2. Screw out adapter 2. 1. B) 3. 1. herzog systems ag 1. Check surfaces and...

B–Nozzle, Installation & Service C) 1. Check surfaces and threads 2. Screw nozzle onto the adapter until contact 3. Align the assembly. 2. The end position of the assembly is 360° rotational If possible align the actuator vertically 1. D) 1. 1. Bring nozzle to operating tempertaure 2. Await temperature equalization and tightn (Torque in chapter Assembly) 2. E) 3. 1. 2. 3. 4. 4. Mount insulation Install temperature sensor Bring nozzle to operating temperature Await temperature equalization and tightn tip (Torque in chapter Assembly) Only for the initial installtion: Re-tighten tip and heater...

B–Nozzle, Installation & Service Initial operation Read safety instructions! Initial operation: 1. Bring nozzle to operating temperature 2. Only by first initial operation: tighten screws and heater band screws to the maximum recommended torques 3. Make sure that the Polymer is completely melted 4. Eject the heated material. This follows after extrusion at low speed (time ca. 25 - 30 S) or through injecting out at three to five times the rate of injection Actuator: Operational data according to engraving on cylinder Leakage: Between bolt and guide there is a melt film which prevents the...

B–Nozzle, Installation & Service B) 1. 5. 4. 2. 3. 1. 2. 3. 4. 5. Remove bracket Screw out tip Remove lever Remove nozzle Screw out adapter Installation note: grease all threads with high temperature paste C) 1a. 1b. 2. 3. 4. 5. 1. 2. 3. 4. 5. Remove splint (1a.) and ring (1b.) Remove clamping nut Carefully strike out pivot bolt with a punch Remove lever pivot Screw out locking screw Installation note: grease all threads with high temperature paste herzog systems ag Tel. +41 (0)71 394 19 69 Fax. +41 (0)71 394 19 60 www.herzog-ag.co m info@herzog-ag.com 6 M. S. Version 0.2

B–Nozzle, Installation & Service D) Important: Bolt and bolt sleeve can sometimes be difficult to remove. Do not use excessive force when removing these parts! Should you encounter problems when performing these disassembly Stepps, please contact Herzog for further information and support. 1. 2. 1. Carefully strike out the bolt sleeve from above using a punch. 2. Remove bolt and sleeve from beneath. Assembly note: The slot on the bolt sleeve must be aligned with the positioning pin on the nozzle body. herzog systems ag Tel. +41 (0)71 394 19 69 Fax. +41 (0)71 394 19 60 www.herzog-ag.co m...

B–Nozzle, Installation & Service Assembly Assemble the nozzle according to the numerical order. Disassemble the opposite way around. Key Quantity Description Tool size (Torque) B 1 1 Body - 2 1 Bolt guide - 3 1 Bolt B2 - 4 1 Locking nut SW27 (150 Nm) 5 1 Lever pivot - 6 1 Pivot bolt ø10 mm - 7 1 Lever - 8 1 Bolt ø8 mm - 9 1 Bolt ø8 mm - 10 1 Splint - 11 1 Splint - 12 1 Actuator bracket - 13 1 Bracket screw SW8 (25 Nm) 14 1 Actuator - 15 2 Actuator screws SW17 (50 Nm) 16 1 Bolt ø8 mm - 17 1 Splint - 18 1 Clamping nut SW85 (800 Nm at 2500 bar, 900 Nm at 3000 bar 150 Nm) 19 1 Ring - 20 1...

B–Nozzle, Installation & Service Parts subject to wear / ordering spare parts Your contact information: Company Street City / Zip Contact Tel. / Fax E-Mail Lasered nozzle identity no.: please insert here Quantity Part (for part name, see chapter Assem bly) Send to: herzog systems ag CH-9230 Flawil / Switzerland Tel. +41 (0) 71 394 19 69 / Fax +41 (0) 71 394 19 60 www.herzog-ag.com / info@herzog-ag.com herzog systems ag Tel. +41 (0)71 394 19 69 Fax. +41 (0)71 394 19 60 www.herzog-ag.co m info@herzog-ag.com 9 M. S. Version 0.2