USER`S HANDBOOK
Contents
1. Plate 6 Place the system slowly on suitable surface Take into account that the system has many hot spots that can be easily damaged It is recommended that this is placed upon easels seating only the manifold Any anomaly detected in the system must be reported to YUDO UH 01 Apr15 ENG P17 21 YUDO 4 SYSTEM STARTUP AND SHUTDOWN 4 1 STARTUP 4 1 1 4 1 2 Preparation for molding Hot Runner system in general The injection unit stays attached to the mold during cycle Connect power and thermo collective cable Check if power and thermo wiring do correspond by separately heating up each zone for a short period of time A proper grounding at the injection molding machine must be ensured The mold temperature recommended by the material manufacturer has to be observed Please fix the YUDO type plate with the order number on the outside of the mold so that the Hot Runner can easily be identified Start up and filling of an unfilled Hot Runner system Mold and barrel should have reached the recommended temperatures Switch on the manifold of the Hot Runner system and let the humidity from the heaters dry out at a temperature between 100 C and 120 C for approx 10 minutes When the manifold reach his setting temperature switch on nozzles Set processing temperature and heat system in even heat up mode for 3 5 minutes so that the preload is ensured Make sure that there is a sufficient barrel pressure Withou2. re tighten the screws nozzle with correct torque force see Appendix 1 Do it in a progressive and balanced manner This is only necessary in the first assembly or after disassembly of the manifold nozzles 12 Check that the manifold is parallel to the bottom plan of the housing Otherwise disassemble and determine the cause It could be the manifold grip that is not balanced or another reason to check 13 Put in place the cylinder rings Only for valve gate systems and when they are part of the system design 14 Assemble the sliding plate with particular attention to interference with any system component 15 Tighten the plate in a balanced way 16 Assemble the centering ring Tighten in a balanced way The centering ring has to adjust the system as shown in the injection system draft 17 Plugs and their electrical connections must be kept away from contact with water oil or other liquids 18 Plugs and their electrical box must be placed in order to be protected from stroke or other accidents that may damage the set 19 After finishing the assembly check if there is no undue electrical current passage and if continuity is doing in the right poles Normally thermocouples are not isolated 20 Check the heating of the system Heat the system up to 150 C stabilize the temperature of all electrical heating zones and keep heating for 10 minutes Always use soft start slow heating up to the temperature of 100 C 21 Check the correct Valve
3. Valve TSV UH 01 Apr15 ENG P6 21 YUDO B Basic HR System The system is provided with the major components manifold nozzles cylinders etc separately The specific composition of each system is in accordance with the project drawing approved by the client C Pre Wired PW Eco Modu System The system comes pre assembled prewired with rails plugs connections and raccords The specific composition of each system is in accordance with the project drawing approved by the client D Hot Half Modu System This integrated system is provided in the dimensions of the mold plates In these cases the injection system is provided already assembled inside the plates which form the mold structure in the same fixed part It does not include cavity plates or any other mold structure UH 01 Apr15 ENG P7 21 YUDO In any case the system has sensitive components which require extra care Electrical components resistances thermocouples electrical coils Tips and torpedoes with high thermal conductivity but low mechanical strength Seals and gaskets susceptible to blows cuts or crushing Identify the type of construction applicable to your system For each type of construction there are specific instructions Module A Single Nozzle Type Module B Basic HR System Type Module C1 Pre Wired PW Eco Modu Sliding Nozzles Type Module C2 Pre Wired PW Eco Modu Threaded Nozzles Type Module D Hot H
4. connections Wires should consider connecting terminals appropriate to your connection plug The non use or partial use of terminals can lead to system malfunction Wires cannot be added without YUDO technical opinion Plugs and their electrical box must be placed in order to be protected from stroke or other accidents that may damage the set The plugs must always be placed in appropriate boxes The uses of inappropriate boxes are the cause of many failures and system malfunctions and its injection 10 After finishing the assembly check if there is no undue electrical current passage and if continuity is doing in the right poles 11 Normally thermocouples give electrical current passage to the mold but not resistances 12 Check the heating system Heat the system at 150 C stabilize the temperature of all electrical heating zones and keep heating for 10 minutes Always use soft start slow heating up to the temperature of 100 C 13 Check the correct Valve Pins movement by activating the respective cylinders Only for valve gate systems For air or oil supply for piston operation heat resistant pipes shall be mounted resisting up to 180 C Consider piping specifications according to maximum operating pressure either pneumatic or hydraulic Consider safety factor to avoid rupture problems 14 Let the system cool down 15 Keep the system in a place free of moisture metal chips or under possible physical shocks Other car
5. equipment 3 Assemble pin anti rotation in the mold The central spiking should be attached to the Manifold 4 Identify in the system the different placement points of the eyebolts and search for the combination that allows raising the balanced system keeping the manifold horizontally or close to On systems that do not allow the placement of eyebolts it is recommended to use straps or magnetic 5 Place lubricant grease on the tips of the nozzles and adjust zones in diameter particularly H7 and H6 fit 6 Place lubricant grease on nozzle bushes nozzle attachment bushings 7 Install the manifold in place The correct position is set by the central pin position combined with the pin anti rotation 8 Lower the system into the housing with the nozzles pointed to respective housings If there are sliding bushes they must be placed in position in the mold before the nozzles 9 These systems are assembled in a cold temperature 10 Lower the system to the housing and check that the manifold is in its correct position The correct position is defined by the central pin position combined with the anti rotation pin The system is expected to fall easily until settle the supports If not do not use force Relieve the nozzle screws in a turn 360 Then again bring down the system to its position in the mold If there is any difficulty may be used a Teflon mallet beating with moderate force in the manifold supports 11 After the system is properly housed
6. of 100 C 29 Check the correct Valve Pins movement by activating the respective cylinders only for valve gate systems 30 Let the system cool down 31 Keep the system in a place free of moisture metal chips or under possible physical shocks Other care considered suitable will be important to keep the system in good working order YUDO provides hydraulic and pneumatic systems but each one only work correctly with the drive specified in the project Do not test pneumatic systems with oil or vice versa Any anomaly detected in the system must be reported to YUDO Disassembly 1 Remove center ring 2 Remove cylinder cover when applicable 3 Remove valve pins when applicable In case the runner channels have plastic in heat up the system up to meting temperature and then pull out the valve pins 4 Let the system cool down and proceed after system temperature is below 50 C 5 Remove the clamping plate of the mold plate 1 and the insulation plate when applicable 6 Find the eyebolts placement points in the manifold points of eyebolts that offer more resistance Put in two of these points which are spaced apart when applicable 7 Lift the system until it back off 50 mm 8 If the system is balanced continue until it is completely out of the mold 9 If the system is unbalanced change the position of eyebolts to balance After the system has already back off of the housing 50 mm already can use points of eyebolts off th
7. parallel to the bottom plan of the housing If not disassemble and determine the cause It could be the manifold grip that is not balanced or another reason to check 11 Identify properly and clearly all the wires for proper identification at any time 12 Follow the system electrical areas numbering according to the design also visible on the ID Card 13 Put the Pin guide ring in position Only in valve gate systems 14 Place the sliding plate reinforcement supports when applicable 15 Fit the sliding plate with particular attention to the electrical wires 16 Tighten the plate in a balanced way Ensure good and complete cleaning of the drive circuit of the cylinders in the sliding plate Often the appearance of metal chips or Teflon does not allow the smooth functioning of the system 17 Check the independence and sealing of the circuits in accordance with the established in the project and in accordance with the intended operation of the valve gate system 18 With a multimeter verify that all resistance wires are not giving electrical current to the mold 19 Assembly the cylinders with particular care not to damage the seals only in valve gate systems 20 Enter the valve pins checking the correct position The valve pins should come easily when the system has no plastic inside the channels If it is difficult check the cause only in valve gate systems 21 Close the cylinder cover by tightening the screws only in valve
8. HOT RUNNER USER S HANDBOOK Nipple amp PTEF Pipe From Parker Connector gt Nozzle Locator Screw Type Heater amp T C Fasten wire amp pipe Solenoid Valve Hydraulic Pneumatic Cylinder Hydraulic Pneumatic lt Nozzle Screw Type Heater amp T C THANK YOU FOR CHOOSING A YUDO SYSTEM YUDO This system is manufactured using the most modern engineering technologies and manufacturing processes but it is absolutely necessary the compliance with the best practices for operation and maintenance in order to offer the maximum performance and reliability YUDO GLOBAL Czech N Finland Netherlands p Poland France ei amp 4 Slovakia Italy s Romania Weihai Portugal e Turkey Iran n Qingdao Korea Japan Austria Syria China w m Tokyo gt Israel Bangladesh Suzhou Le Nagoya Spain A Suzhou Kunshan Egypt India lt Yo Taiwan India d Rongguan i ilippines Thailand e Hongkong Vietnam Malaysia Singapore Indonesia South Africa Australia UH 01 Apr15 ENG Headquarter e Plant Subsidiary Sales office Agency New Zealand USA Tonio Colombia Peru s Chile Brazil Argentina P2 21 YUDO TABLE OF CONTENTS geal KOM a a a a n in a kd Di A n il A l DO a ZE RED e ees A ko ED Dl 4 Wel 9 MO W PFOCBdUfes best is kwasan kaa tala iii ja kis iat
9. Pins movement by activating the respective cylinders Only for valve gate systems 22 Let the system cool down 23 Keep the system in a place free of moisture metal chips or under possible physical shocks Other care considered suitable will be important to keep the system in good working order YUDO provides hydraulic and pneumatic systems but each one only work correctly with the drive specified in the project Do not test pneumatic systems with oil or vice versa Any anomaly detected in the system must be reported to YUDO UH 01 Apr15 ENG P 13 21 YUDO Disassembly 1 Ensure that the system is at a temperature below 50 C 2 Remove the clamping plate of the mold plate 1 and the insulation plate when applicable 3 Find the eyebolts placement points in the manifold points of eyebolts that offer more resistance Put in two of these points which are spaced apart when applicable 4 Lift the system until it back off 50 mm 5 If the system is balanced continue until it is completely out of the mold 6 If the system is unbalanced change the position of eyebolts to balance After the system has already back off of the housing 50 mm already can use points of eyebolts off the manifold 7 Place the system slowly on suitable surface Take into account that the system has many hot spots that can be easily damaged It is recommended that this is placed upon easels seating only the manifold Any anomaly detected in the system must b
10. a Ba kk ti kk l bak ke atan bd 4 2 Systeri RECE DON key ii ka tk ea ae ka kf ty kk e ee 5 3 System Installation and Disassenbly a na 6 Li dp alee ON enter 6 3 2 System Handling for MVS tA WOM kou e in kk kk at a kk kek nennen engen 6 3 3 Assembly and Disassembly INSIUCTONG sccccaicscsosscsisasscssssetsosaccenisscessnsaususassentansadbussetaiosaasshssveeessareeensaannniasnttauanee 9 Module A Single Nozzle Type een 9 Module B Basic HR System TV N ae ieisreteisiivoisorayoddvoysido ss sepat di voit na did apa been kata anro ak avanti kisak 11 Module C1 Pre Wired PW Eco Modu System Sliding Nozzles Type 13 Module C2 Pre Wired PW Eco Modu System Threaded Nozzles Type 15 Module D Hot Half Modu System TyPE 1attssttetessteseessseetassaneesssesosas sonn as aannasssanosassannassannasssanassssonensnannn 17 4 System Startup and SAL OWN ossi at lakanpay a kk ok a AD Ak 18 4A Star K l ke a kk e ne ee acai 18 4 DI OWL er ee nee 18 3 Proce SS AV SE aan 19 5A Color CG e tl cece nc cet N nein ei 19 52 Glass FDO iren Mech la RD aa a n a l e e si ka 19 5 3 Material Degradation Yi ki ks sun 19 6 PreventveMalnlenanee nen ee ea are 20 UH 01 Apr15 ENG P3 21 YUDO 1 SAFETY Injection systems are equipped with heating elements electrical resistances that function with electric current The use of electricity requires several care Negligence to use proper safety procedures against ele
11. alf Modu System Type UH 01 Apr15 ENG P 8 21 YUDO 3 3 INSTALLATION AND DISASSEMBLY INSTRUCTIONS MODULE A SINGLE NOZZLE TYPE GPS Open Nozzle SAS Valve Nozzle TSV Valve Nozzle Installation 1 Make the dimensional housing verification with special care for the tight tolerance fitting zones and system seating dimensions according to the CAD file information In case of doubt or unclear information contact YUDO 2 Make sure the housing is in proper conditions to receive the hot runner and correct position to proceed with assembling without risks for people and equipment 3 Place the nozzle into its housing If there is sliding bushes must be placed in its position in the mold before the nozzle Attention to the position pegs when applicable 4 Move aside of dangerous areas all electrical cables to avoid crushing them 5 After positioning the electrical cables check if they are all in good condition 6 Identify properly and clearly all the wires for proper identification at any time 7 Follow the system electrical areas numbering according to the design also visible on the ID Card 8 Assemble the centering ring Tighten in a balanced way The centering ring has to adjust the system as shown in the draft of the injection system Be careful not to pinch the wires 9 Connect the wires taking into account Wires should have only sufficient and required length that allows easy opening of the electrical box cover and checking
12. cal connections must be kept away from contact with water oil or other liquids 11 Plugs and their electrical box must be placed in order to be protected from stroke or other accidents that may damage the set 12 After finishing the assembly check if there is no undue electrical current passage and if continuity is doing in the right poles 13 Normally thermocouples transmit electrical current to the mold 14 Check the heating system Heat the system at 150 C stabilize the temperature of all electrical areas and keep heating for 10 minutes Always use soft start slow heating to the temperature of 100 C 15 Check the correct Valve Pins movement by activating the respective cylinders Only for valve gate systems 16 Let the system cool down 17 Keep the system in a place free of moisture metal chips or under possible physical shocks Other care considered suitable will be important to keep the system in good working order Any anomaly detected in the system must be reported to YUDO Disassembly 1 Install the mold on solid and stable basis keeping the clamping plate upwards 2 Unscrew the cavity hot half fixing bolts 3 Make sure that they are not any other fixing elements attached to both parts of the mold hot half cavity 4 Set eye bolts in position that allow correct fixing and balanced lifting of the hot half 5 Lift up the hot half carefully until all hot half components are completely apart from cavity
13. ctrical risks can cause fatal or irrecoverable damage YUDO is not responsible for damages caused by negligence or failure to comply with appropriate safety procedures If you have questions about any security procedure in systems installation and handling please contact YUDO 1 1 SAFETY PROCEDURES During handling and Hot Runner System operation high temperature and high pressure injection are used In order to protect the operator in the workplace it is important to ensure that all safety devices are installed in equipment as follows Warning Labels placed in the mold and machine Reference to the machine user manual for safety procedures and checks when they are not internally defined Adequate individual protection equipment must be used to protect individual against high temperature surfaces gases or liquids expelling falls and cuts To avoid serious burns wear protective clothing heat resistant heat resistant gloves and face protection including safety goggles Use adequate ventilation for fumes Contact with hot nozzle can cause severe burns Use signs in a visible place stating DANGER Before performing any electrical work check the Hot Runner System is properly connected to the earth Failure to do so can result in a serious injury or death All electrical power and thermocouple cables must be secured to prevent damage during assembly The power and Thermo collective sockets should not have direct contact
14. e considered suitable will be important to keep the system in good working order If any system anomaly is detected it should be reported to YUDO UH 01 Apr15 ENG P9 21 YUDO Disassembly 1 Ensure that the system is at a temperature below 50 C 2 Remove the clamping plate of the mold plate 1 and the insulation plate when applicable 3 Find the eyebolts placement points in the manifold points of eyebolts that offer more resistance Put in two of these points which are spaced apart when applicable 4 Lift the system until it back off 50 mm 5 If the system is balanced continue until it is completely out of the mold 6 If the system is unbalanced change the position of eyebolts to balance After the system has already back off of the housing 50 mm already can use points of eyebolts off the manifold 7 Place the system slowly on suitable surface Take into account that the system has many hot spots that can be easily damaged It is recommended that this is placed upon easels seating only the manifold Any anomaly detected in the system must be reported to YUDO UH 01 Apr15 ENG P 10 21 YUDO MoDULE B BASIC HR SYSTEM TYPE Basic HR System Installation 1 Make the dimensional housing verification with special care for the tight tolerance fitting zones and system seating dimensions according to the CAD file information In case of doubt or unclear information contact YUDO 2 Make sure the housing is in proper cond
15. e manifold 10 Place the system slowly on suitable surface Take into account that the system has many hot spots that can be easily damaged It is recommended that this is placed upon easels seating only the manifold Any anomaly detected in the system must be reported to YUDO Assembly after operation System Assembly after operation and with channels full of plastic is identical at all points except Before introducing the valve pins the system must be heated to the melting temperature of the plastic material that is inside the system Warning molten material will come out by the tips of the nozzles If there is difficulty in introducing Valve pins in order to stabilize the temperature is recommended to increase temperature 10 C more for 10 minutes If after this process the valve pins do not enter with a 70 kgf force do not force In this case there is some anomaly that must be identified and corrected VIDEO WITH INSTALLATION INSTRUCTIONS UH 01 Apr15 ENG P 12 21 YUDO MODULE C1 PRE WIRED PW Eco MODU SYSTEM SLIDING NOZZLES TYPE Installation 1 Make the dimensional housing verification with special care for the tight tolerance fitting zones and system seating dimensions according to the CAD file information In case of doubt or unclear information contact YUDO 2 Make sure the housing is in proper conditions to receive the hot runner and in correct position to proceed with assembling without risks for people and
16. e reported to YUDO UH 01 Apr15 ENG P 14 21 YUDO MODULE C2 PRE WIRED PW Eco MODU SYSTEM THREADED NOZZLES TYPE Installation 1 Make the dimensional housing verification with special care for the tight tolerance fitting zones and system seating dimensions according to the CAD file information In case of doubt or unclear information contact YUDO 2 Make sure the housing is in proper conditions to receive the hot runner and correct position to proceed with assembling without risks for people and equipment 3 Assemble pin anti rotation in the mold The central spiking should be attached to the Manifold 4 Identify in the system the different placement points of the eyebolts and search for the combination that allows raising the balanced system keeping the manifold horizontally or close to On systems that do not allow the placement of eyebolts it is recommended to use straps or magnetic 5 Apply lubricant grease in the tips of the nozzles and adjust zones in diameter particularly H7 and H6 fit 6 Install the manifold in place The correct position is set by the central pin position combined with the pin anti rotation 7 Lower the system into housing with the nozzles pointed to respective housings If there are sliding bushes they must be placed in position in the mold before the nozzles Attention to the position pegs when applicable These systems are normally assembled cold In special cases they must be assembled hot o
17. ervance of these standards 3 1 PREPARATION Previously to system installation in the mold is required that the mold housing for the system is prepared It is particularly important 3 1 1 Housings dimensions are in the correct measures within the tolerances and finishing established by the project 3 1 2 It is clean chipless and without moisture oils or other 3 1 3 That all edges are disguised with rays or chamfers Sharp edges are a real danger to the system 3 1 4 The area of the front seal should be grind to fit not be eroded 3 1 5 If the material of the clamping plate has a strength of 1000N mm2 the contact points on which the pressure pads of the manifold and the nozzle heads rest have to be reinforced with sufficient strength 3 1 6 The radius of the sprue bush RA has to be adapted to the radius of the machine nozzle RM RA gt RM 1 3 1 7 After measuring the heights of all Hot Runner components calculate the height of the frame plate according to the determined air gap measure 3 1 8 If sealing rings between nozzles and manifold are used they must be exchanged every time after having dismantled the Hot Runner system 3 2 SYSTEM HANDLING FOR INSTALLATION Injection systems have different handling ways depending on the type of construction YUDO offers 4 types of system construction A Single Nozzle Il ki i I a l Single Nozzle Open Single Nozzle Valve SAS Single Nozzle
18. gate systems 22 Assembly the sequential operation manifold according to project drawing only for sequential valve gate systems 23 Assembly the centering ring Tighten in a balanced way The centering ring has to adjust the system as shown in the draft of the injection system 24 Connect the wires taking into account Wires should have only sufficient and required length that allows easy opening of the electrical box cover and checking connections Wires should consider connecting terminals appropriate to your connection plug The not use or partial use of terminals can lead to system malfunction UH 01 Apr15 ENG P 11 21 YUDO Wires cannot be added without YUDO technical opinion Plugs and their electrical box must be placed in order to be protected from strokes or other accidents that may damage the set The plugs must always be placed in appropriate boxes The use of inappropriate boxes is the cause of many electrical failures and system malfunctions 25 After finishing the assembly check if there is no undue electrical current passage and if continuity is doing in the right poles 26 Normally thermocouples give electrical current passage to the mold but not resistances 27 The ground wire must always be connected 28 Check the heating system Heat the system at 150 C stabilize the temperature of all electrical areas and keep heating for 10 minutes Always use soft start slow heating up to the temperature
19. h new color ATTENCION Please observe the guidelines of the material manufacturer 5 2 GLASS FIBER Do not stop production with the runners filled with glass fibre filled resin Use non filled or purging material If for some reason it is not possible at least stop production with valve pin stopped in open position 5 3 MATERIAL DEGRADATION Respect plastic material specifications Check the technical data sheet of the plastic material previously to process initiation Residence time of the material specifications shall be taken into consideration when mold stop Overtime at too high temperature may cause serious problems Use standby temperatures according to material specifications UH 01 Apr15 ENG P 19 21 YUDO 6 PREVENTIVE MAINTENANCE Preventive Maintenance is very important to keep the hot runner in good operation conditions PREVENTIVE VERIFICATION PLAN Sistem Type Basic HR Pre Wired Hot half HR System System PW Eco Modu SIN Open S N Valve Components 2 years or 2M shots 6 months or 0 5M shots if abrasive material Circuit cleaning Air oil water in plates 10 years or 10M shots General Retrofitting overhauling Regarless of the hot runner working time preventive maintenance shall be conducted based on the shot number MAINTENANCE INSTRUCTIONS UH 01 Apr15 ENG P 20 21 YUDO APPENDIX 1 TORQUE TABLE M F TORQUE FORCE Screw Thread Parts Size Torque Wre
20. ing us to an immense and complex puzzle of technical definitions and parameters that can be put together in a huge number of different configurations Not aiming to approach this complex subject in this handbook we just offer some basic generic guidelines for typical issues that involve directly the parameters set up of the hot runner 5 1 COLOR CHANGE The process of changing color in injected plastic parts is complex and depend of many factors with big variation The optimal performance is then a combination of factors that can only be achieved on the basis of a case by case study that has toinclude a battery of validation tests Nevertheless there are some generic recommendations that we advise to our customers Whenever possible use front removable inserts Thus the tips become accessible for cleaning Adjust the machine sprue diameter to the hot runner inlet diameter The first slot should be non coloured material For the color change decrease barrel temperature by 20 40 C and change to natural material Purge the barrel with natural material first the Hot Runner system afterwards When approx 95 of the purged material contains of natural material increase the temperature of the Hot Runner by 30 50 C and continue to purge with natural material until no further improvement can be achieved You can also increase the injection speed from 10 to 20 Set temperature back to standard settings Start molding wit
21. itions to receive the hot runner and in correct position to proceed with assembling without risks for people and equipment 3 Place the nozzles into its housing If there are sliding bushes they must be placed in its position in the mold before the nozzle Attention to the position pegs when applicable 4 Place the crush CU rings when applicable These rings are a security element the system can function without them Considering that the dimensional template and the system is correct and there is no process of regulations out of considered in the project these are not necessary 5 Assemble the locating pins in the housing The central positioning pin and anti rotation pin The central part spiking a ring spacer riding in and pin where the manifold will seat on 6 Place the manifold in position The correct position is set by the central pin position combined with the pin anti rotation The manifold has threaded holes for fixing eyebolts These holes are some of the manifold fixing holes The manifold should slide easily to settle on the head of the nozzles If it does not do not use force Remove and check the cause 7 Move aside of dangerous areas all electrical cables to avoid crushing them 8 After positioning the electrical cables check if they are all in good condition 9 Tighten the screws on the manifold in a progressive and balanced manner See tightening torque of the screws in Appendix 1 10 Check that the manifold is
22. ity is doing in the right poles Normally thermocouples transmit electrical current to the mold 20 Check the heating system Heat the system at 150 C stabilize the temperature of all electrical areas and keep heating for 10 minutes Always use soft start slow heating to the temperature of 100 C 21 Check the correct Valve Pins movement by activating the respective cylinders Only for valve gate systems 22 Let the system cool down 23 Keep the system in a place free of moisture metal chips or under possible physical shocks Other care considered suitable will be important to keep the system in good working order YUDO provides hydraulic and pneumatic systems but each one only work correctly with the drive specified in the project Do not test pneumatic systems with oil or vice versa Any anomaly detected in the system must be reported to YUDO Disassembly 1 Ensure that the system is at a temperature below 50 C The standard is cold below 50 C but there are special cases of disassembly hot or half temperature 2 Remove the sliding plate of the mold plate 1 and the insulation plate when applicable 3 Find the eyebolts placement points in the manifold points of eyebolts that offer more resistance Put in two of these points which are spaced apart 4 Lift the system until it back off 50 mm 5 If the system is balanced continue until it is completely out of the mold 6 If the system is unbalanced change the po
23. nch Nm Ft Lbs PGB Union M24 P1 0 AM 25 TOE TLC M18 P1 0 AM 35 TOE TLC M25 P1 0 27 180 133 AM 45 TOE TLC M32 P1 5 36 260 192 AM 25 SOE M18 P1 0 22 80 59 AM 35 SOE M25 P1 0 31 180 133 AM 45 SOE M32 P1 5 41 260 192 AM 25 TVL TVA M18 P1 0 19 80 59 AM 35 TVL TVA M25 P1 0 27 180 133 AM 45 TVL TVA M32 P1 0 192 AM 25 Nozzle Body M22 P1 5 100 AM 35 Nozzle Body M32 P1 5 36 260 192 AM 45 Nozzle Body M42 P1 5 46 400 295 AM Open NL M42 P1 5 46 400 295 AMNL 35 M32 P1 5 36 260 192 AMNL 45 M42 P1 5 46 400 295 AMNL Head 35 M26 P1 5 29 120 89 AMNL Head 45 M32 P1 5 192 22 12 M10 50 36 9 M12 70 51 63 1 8 15 11 1 4 35 26 3 3 8 60 43 8 1 2 83 61 4 UH 01 Apr15 ENG P 21 21
24. r middle temperature Check assembling condition in the system drawing The absence of a specific indication means standard assembly i e cold 8 Lower the system to the housing and check that the manifold is in its correct position The correct position is defined by the central pin position combined with the anti rotation pin 9 The system is expected to fall easily until settle the supports If not do not use force Check system interference with the lubrication of the mold and the adjustment zones Then again bring down the system to its position in the mold If there is any difficulty may be used a Teflon mallet beating with moderate force in the manifold supports UH 01 Apr15 ENG P 15 21 YUDO 10 Check that the manifold is parallel to the bottom plan of the housing If not disassemble and determine the cause 11 Assemble the sliding plate with particular attention to interference with any system component 12 Tighten the plate in a balanced way 13 Assemble the centering ring Tighten in a balanced way The centering ring has to adjust the system as shown in the injection system draft 14 Plugs and their electrical connections must be kept away from contact with water oil or other liquids 15 Plugs and their electrical box must be placed in order to be protected from stroke or other accidents that may damage the set 19 After finishing the assembly check if there is no undue electrical current passage and if continu
25. sition of eyebolts to balance After the system has already back off of the housing 50 mm already can use points of eyebolts off the manifold 7 Place the system slowly on suitable surface Take into account that the system has many hot spots that can be easily damaged It is recommended that this is placed upon easels seating only the manifold Any anomaly detected in the system must be reported to YUDO VIDEO WITH INSTALLATION INSTRUCTIONS UH 01 Apr15 ENG P 16 21 YUDO MODULE D HOT HALF MODU SYSTEM TYPE Installation 1 Apply lubricant grease in assembling guides and adjust zones particularly H7 and H6 fit to facilitate housing and prevent damage 2 The Hot Half is to be assembled for vertical movement in the direction from top to bottom The system should be lowered to the housing in the mold We advise against any movement of the mold on the system or assembling horizontally 3 Raise up the system by own attachment points and in a balanced way 4 Check that all accommodation is ready to receive the system 5 Lower down the system by aligning the assembling guides with their housings 6 Check that the nozzles also coincide with the respective positions in the mold 7 Lower the system carefully to the complete closure of the Hot Half structure in the mold structure 8 Check that the settlement is done correctly and uniformly throughout the area provided support 9 Tighten the screws evenly 10 Plugs and their electri
26. t that leakage might occur between machine nozzle and mold Fill the Hot Runner with approx 300 400 bar back pressure until plastic emerges at the gates When filling the Hot Runner system use natural non colored material and without additives especially if color changes are planned or if materials with flame retardant additives and glass fibers respectively are used Start molding process If intense cooling of the mold is required increase temperature by approx 20 C 25 C if necessary NOTE Normally the system is designed for a 2000 bar injection pressure WARNING You must follow the guidelines of the material manufacturer 4 2 SHUTDOWN 4 2 1 Preparation for the end of production Hot Runner in general With valve gate system and particularly with pneumatic drivers we recommend to open gate before switch off heaters At the end of production use natural material without additives especially if color changes are planned or if materials with flame retardant additives and glass fibers respectively are used If flame retardant materials or materials with glass fibers are used we recommends to purge the Hot Runner system with natural material of the same type without additives or purging material after finishing production Thus the re start of the system will become easier UH 01 Apr15 ENG P 18 21 YUDO 5 PROCESS ADVISER The process of injecting plastic parts involves several areas of the technical knowledge bring
27. with the mold It must be ensured an adequate connection of the Hot Runner System to earth The operator shall ensure that before system startup it must be earthed or protected by equivalent security measures In case of mains connection in different systems or system components of normal operation specified must be ensured proper grounding or other security measures equivalent to each component ATTENCION Normally the system is designed for a 2 000 bar injection pressure UH 01 Apr15 ENG P 4 21 YUDO 2 SYSTEM RECEPTION Recommendations Make sure that the box is received in good condition Open box carefully regard to its position so that parts do not fall with its opening Make sure the box content corresponds to the document accompanying the load packing list Visually inspect the system and its components Check if it is damaged or defective visually detectable If you detect any anomaly relating to previous sections report immediately to YUDO UH 01 Apr15 ENG P5 21 YUDO 3 SYSTEM INSTALLATION AND DISASSEMBLY Preliminary considerations The procedures described below are essential for proper operation and use of the system All assembly and disassembly processes that are not detailed described should be performed with appropriate tool and with enough and proper strength In case of any doubt contact YUDO YUDO does not assume responsibility for problems that may occur due to non obs
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