1. Manuals
  2. Brands
  3. LFA Manuals
  4. Industrial Equipment
  5. RTP 118
  6. User manual

LFA RTP 118 User Manual

Tablet press
Hide thumbs
Table of Contents

Advertisement

Quick Links

Download this manual
RTP 118
Tablet Press User Manual
®
We don't just sell machines—
we provide service.
1

Advertisement

Table of Contents
loading
Need help?

Need help?

Do you have a question about the RTP 118 and is the answer not in the manual?

Questions and answers

Related Manuals for LFA RTP 118

Summary of Contents for LFA RTP 118

  • Page 1 RTP 118 Tablet Press User Manual ® We don’t just sell machines— we provide service.

  • Page 2: Copyright Notice

    Copyright Notice © LFA Machines Oxford Limited, published in 2021 by LFA Machines Oxford Limited 2021. Registered in England and Wales, company number 08428898, registered office for service Demar House 14 Church Road East Wittering, Chichester, West Sussex, PO20 8PS.

  • Page 3: Important Safety Information

    • Ensure that machine is secure with anti- vibration feet on the workspace floor. For personal protection while transporting the • Inspect machine before use. RTP 118 , abide by these actions: ® • Check that nuts and bolts are suitably •...

  • Page 4: Important Safety Information

    In the case of an emergency during automatic operation, immediately unplug the RTP 118 and/ ® or push the Emergency Stop button or turn the Emergency Shut-Off switch: Prop. 65 Statement for CA Residents Based on LFA's current level of knowledge of our machines, they do not require a Proposition 65 warning label.

  • Page 5: Installation And Safety Assessment

    LFA Machines has decided that we can not possibly foresee all of the environments or situations in which this machine could be used or installed and therefore have determined that the end user must install the machine in a way that is appropriate and safe for its use.

  • Page 6: Table Of Contents

    On-Site/Off-Site Training Training via Video Chat/Phone LFA Articles LFA Videos Installation Tools and Materials Needed The Appropriate Workstation for the Machine Assembly Positioning the RTP 118 ® Controls Settings and Adjustment Maintenance General Maintenance Prescriptions Lubrication Dismantling for Repair and Replacement...

  • Page 7: Rtp 118 ® Components

    RTP 118 Components ® 1. Upper Pressure Cam 12. Fill Cam 2. Perspex Support Columns 13. Fill Depth and Pressure 3. Upper Tracking Adjustment Knobs 4. Fill Tray Thumb Bolts 14. Lower Pressure Cam Housing 5. Fill Tray 15. Lower Pressure Cam 6.

  • Page 8: Rtp 118 ® Electrical Components

    RTP 118 Electrical Components ® WARNING Only qualified electricians should work with these controls. 1. The variable frequency drive (for motor speed) 2. Magnetic contactor and starter 3. Breaker 4. Fuses 5. Terminal block 6. Power relay...

  • Page 9: Preface

    ® has been designed for research and development and medium-sized production with an emphasis on safety and ease of use. The purpose of this document is to support your understanding of the RTP 118 ® ’s components, features, functions, and design. With this manual, you will be able to successfully operate and maintain your RTP 118 ®...

  • Page 10: Training

    Using an online video chat system, an LFA technician can interact face-to-face with you and assist with your understanding of the machine. Or, if you prefer, LFA can provide training via phone for all customers who call the office. To set up a training, call or email your local LFA office:...

  • Page 11: Installation

    • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) The Appropriate Workstation for the Machine The floor on which the machine is to be placed must support the RTP 118 ® ’s 330 kg (approximately 728 lbs) weight.
  • Page 12 The shipping crate will contain the following: 1. The assembled RTP 118 ® 2. The Tooling (already installed)
  • Page 13 3. Toolkit including: • Turret Brush • Die Insertion Ring • Die Seat Brush • Die Installation/Removal Bar • Feeler Gauge • 6 mm Allen key • Die Seat Cleaner...
  • Page 14 1.1 Note: Hammer the clips even further down to aid in removing the shipping container from the base. 2. Lift the top of the shipping container from its base, which is bolted to the RTP 118 ® 3. Remove the plastic wrapping and set the Toolkit aside.

  • Page 15: Assembly

    ® be installed in a cage. A risk assessment is required to be conducted before installation and operation of the machine. LFA Machines is able to advise on this. Please contact us for more information: Phone Phone +44 (0) 0345 165 20 25...

  • Page 16: Positioning The Rtp 118

    RTP 118 ® Because of its 330 kg (around 728 lbs) weight, LFA does NOT recommend carrying the machine manually but rather with an engine hoist. At least two people should be involved (one operating the engine hoist and one stabilizing the machine) in removing the machine from the shipping container and placing it in the workspace.
  • Page 17 In accordance with Article 13 of the European Directive 2006/42/EC, LFA Machines sells the RTP 118 as a partly finished machine, and it is meant ® to be installed into and function as a part in a production line. After the installation of this machine, the following measures need to be taken: •...

  • Page 18: Controls

    Controls Basic Components Hopper Upper Pressure Cam Upper Tracking Dies Upper and Lower Punches Fill Tray A description of the principal components follows: • The Hopper holds the dry materials that will be compressed. • The Fill Tray distributes the dry materials into the Die bores and pushes tablets into the Ejection Chute.
  • Page 19 Control Console 1. Adjusts punch pressure. 4. Starts machine operation. 2. Lights up when all door panels are 5. Controls production speed. closed. 6. Cuts off machine in emergency. 3. Stops machine operation. 7. Adjusts fill depth.
  • Page 20 RTP 118 Process ® The basic mechanism of the RTP 118 ® involves filling the Tooling (Dies, Upper Punches, and Lower Punches) with powder, compressing the powder, and ejecting the tablets. Filling the Tooling with Powder The dry materials are poured into the Hopper, which funnels the powder into the Fill Tray. As the machine operates, the Turret moves, which causes the Upper Punches to withdraw from the Dies.
  • Page 21 • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, unplug the RTP 118 from ®...

  • Page 22: Settings And Adjustment

    Settings and Adjustment The RTP 118 s settings can be adjusted. Tuning the machine can help with changing the tablets’ ® characteristics. To watch a video of tuning a machine similar to the RTP 118 , go to https://www. ®...
  • Page 23 • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, unplug the RTP 118 from ®...
  • Page 24 • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, unplug the RTP 118 from ®...
  • Page 25 5. Adjust the Fill Tray Height Adjusters accordingly and tighten their bolts. 6. Resecure the Fill Tray Scrapers with a crosshead screwdriver. 7. Tighten the Fill Tray Thumb Bolts by hand. 8. Resecure the Perspex Casing and reinsert the Hopper.
  • Page 26 Punch Pressure Sometimes you will need to adjust the tablets' thickness so that the pressure relative to the fill is high, which results in creating a solid tablet. Tools and Materials Needed • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) •...
  • Page 27 • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, unplug the RTP 118 from ®...

  • Page 28: Maintenance

    Lubrication Regularly greasing your machine is vital to prolonging its operational life. Parts that are not greased properly can make the machine seize up and cause major problems later. LFA recommends maintaining a lubrication schedule for your RTP 118 , which can be found in this ®...
  • Page 29 2. Remove the Upper Punches and Lower Punches. 2.1 For additional assistance, please refer to the Tooling removal instructions on page 35. 3. Lubricate the heads of the Upper Punches and Lower Punches with NLGI Grade 1 grease. 4. Lubricate the barrels of the Upper Punches and Lower Punches with SAE 10 oil. 5.
  • Page 30 6. Open the left-hand side panel door. 7. Lubricate the Lower Pressure Cam Shaft's grease nipple with NLGI Grade 2 grease. 8. Lubricate the Pressure Adjustment Gear with NLGI Grade 2 grease. 9. Lubricate the Upper Pressure Cam Shaft's grease nipple with NLGI Grade 2 grease.
  • Page 31 10. Open the right-hand side panel door. 11. Lubricate the Fill Adjustment Gear's grease nipple with NLGI Grade 2 grease.
  • Page 32 Lubrication Schedule LFA recommends the following RTP 118 parts to be lubricated according to the following ® frequency: Part Location Image Frequency Type of Lubricant Inspect after every 3 months or 100,000 Ball bearings at the Drive Shaft tablets and apply if dry.
  • Page 33 Part Location Image Frequency Type of Lubricant Grease nipple located next to the Inspect after every 3 Fill Adjustment Fill Adjustment Gear months or 100,000 NLGI Grade 2 Gear (open right-hand tablets and apply if dry. side panel door) Heads of Upper Inspect and apply when Tooling Heads Punches and Lower...

  • Page 34: Dismantling For Repair And Replacement

    Warranty To access LFA's warranty policy, go to https://www.lfatabletpresses.com/warranty If your part is eligible for warranty, have your part’s serial number on hand and please contact LFA: Phone Phone +44 (0) 0345 165 20 25 (682) 312-0309...

  • Page 35: Wear Parts And Causes Of Damage

    Tooling The Tooling can become chipped or broken. Lead times for a new set of Tooling can take as long as 6-8 weeks, so LFA recommends having a spare set or two. Fill Tray On the RTP 118 , the Fill Tray spreads the powder ®...
  • Page 36 • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, ALWAYS unplug the RTP 118 ® from the electrical outlet when replacing parts.
  • Page 37 2. Loosen the Fill Tray's Thumb Bolts and remove them by hand. 3. Remove the Fill Tray from the Turret. 4. Remove the right-hand panel door. 5. Insert the Handle onto the Drive Belt Pulley socket.
  • Page 38 6. Pull the Upper Punch upwards to remove it from the Turret.
  • Page 39 7. Rotate the Handle until the next Upper Punch can be removed. 8. Repeat steps 6-7 until all Upper Punches are removed. 9. Remove the Lower Punch and Die Removal Plate with an Allen key. 10. Rotate the Handle until a Lower Punch is aligned with where the Lower Punch and Die Removal Plate was previously.
  • Page 40 13. Rotate the Handle until a Die is aligned with where the Lower Punch and Die Removal Plate was previously. 14. Remove Die's set screw with an Allen key. 15. Hold the Die Removal Bar up through the hole from which the Lower Punches were removed and into the Turret.
  • Page 41 17. Repeat steps 13-16 until all Dies are removed. Note: To help ensure that the Dies are inserted correctly, LFA recommends using an Insertion Ring. You can order the Die Seat Cleaner and Insertion Ring on our website at https://www.
  • Page 42 27. Repeat steps 24-26 until all the new Lower Punches are inserted into the Turret. 28. Reinsert the Lower Punch and Die Removal Plate and secure it with an Allen key. 28.1 Note: Manually turn the RTP 118 Turret for a couple of rotations to ensure that the ®...
  • Page 43 31. Rotate the Handle until the next new Upper Punch can be inserted. 32. Repeat steps 29-30 until all the new Upper Punches are inserted into the Turret. 32.1 Note: Manually turn the RTP 118 Turret for a couple of rotations to ensure that the ®...
  • Page 44 34. Place the Fill Tray back on the Turret. 34.1 Note: Please refer to the Fill Tray Height adjustment instructions on page 24 for calibration. 35. Tighten the Fill Tray Thumb Bolts back onto the Fill Tray and RTP 118 by hand. ®...

  • Page 45: Fill Tray

    • Disposable latex/rubber gloves (for food grade products and to protect hands from grease) • Hairnet and/or beard net (food grade products only) • Sterile shoe covers (food grade products only) WARNING: To prevent any potential personal injury, ALWAYS unplug the RTP 118 ® from the electrical outlet when replacing parts.
  • Page 46 2. Loosen the Fill Tray's thumb bolts by hand and remove them. 3. Remove the Fill Tray Scrapers from the Fill Tray with a crosshead screwdriver. 4. Take off the Fill Tray from the Turret.
  • Page 47 Replace the Fill Tray 5. Loosely attach the Fill Tray Scrapers on the new Fill Tray with a crosshead screwdriver. 6. Place the new Fill Tray on the Turret and align it with the Fill Tray Height Adjusters' holes. 7. Screw in the Fill Tray Thumb Bolts through the Fill Tray and Fill Tray Height Adjusters. 7.1 Note: Please refer to the Fill Tray Height adjustment instructions on page 24 for calibration.

  • Page 48: Upper Tracking

    Upper Tracking The Upper Tracking guides the Upper Punches' movement throughout the machine's operation. To see a video of this process on a similar machine, go to https://www.lfatabletpresses.com/rtp-9- upper-tracking-change Tools and Materials Needed • Set of metric Allen keys with ball ends •...
  • Page 49 2. Loosen the Fill Tray's Thumb Bolts and remove them by hand. 3. Remove the Fill Tray from the Turret. 4. Remove the right-hand panel door and insert the Handle onto the Drive Belt Pulley socket.
  • Page 50 5. Pull the Upper Punch upwards to remove it from the Turret. 6. Rotate the Handle until the next Upper Punch can be removed. 7. Repeat steps 5-6 until all Upper Punches are removed.
  • Page 51 8. Remove the four large nuts on the Perspex Support Columns with a socket wrench. 9. Loosen the four set screws on top of the Upper Pressure Cam Housing with an Allen key. 10. Remove the bearings and the bearings' cap. 11.
  • Page 52 24. Rotate the Handle until the next Upper Punch can be inserted. 25. Repeat steps 22-24 until all the Upper Punches are inserted into the Turret. 25.1 Note: Manually turn the RTP 118 Turret for a couple of rotations to ensure that the ®...
  • Page 53 27. Place the Fill Tray back on the Turret. 27.1 Note: Please refer to the Fill Tray Height adjustment instructions on page 24 for calibration. 28. Tighten the Fill Tray Thumb Bolts back onto the Fill Tray and RTP 118 by hand. ®...

  • Page 54: Upper Pressure Cam

    Upper Pressure Cam The Upper Pressure Cam compresses the Upper Punches to make tablets. These instructions also apply to replacing the Upper Pressure Cam Shaft. Watch a video to see what a worn Upper Pressure Cam looks like at https://www.lfatabletpresses. com/rtp-9-inspecting-roller-cams Watch a video of Upper Pressure Cam removal and replacement on a similar machine at https://...
  • Page 55 2. Remove the Upper Pressure Cam Pressure Adjuster with an Allen key. 3. Pull out the Upper Pressure Adjuster from the Upper Pressure Cam Housing. 4. Remove the Upper Pressure Cam Shaft from the Upper Pressure Cam Housing.
  • Page 56 5. Remove the Upper Pressure Cam from the Upper Pressure Cam Housing. Replace the Upper Pressure Cam 6. Insert the new Upper Pressure Cam into the Upper Pressure Cam Housing. 7. Insert the Upper Pressure Cam Shaft into the new Upper Pressure Cam, Upper Pressure Cam Pressure Adjuster, and the top of the Upper Pressure Cam Housing.

  • Page 57: Troubleshooting

    Troubleshooting Sometimes unavoidable issues will occur while operating the RTP 118 ® . Fortunately, there are several methods to remedy these issues. Common Machine/Part Issues Symptom Possible Cause Possible Solution Regularly oil and grease all the Grease point areas are dry.
  • Page 58 Powder sticks to the Upper Punch Adjust your formulation. If still an There are issues with the mix. issue, contact LFA for support. Adjust your formulation. If still an Powder sticks to the Lower Punch There are issues with the mix.

  • Page 59: Common Tablet Issues

    If the machine is able to make tablets There are problems with the with LFA's Firmapress , then the ® formulation of the granules and problem is your mix. Adjust your ingredients.

  • Page 60: Jamming The Rtp 118

    De-Jamming the RTP 118 ® Some reasons why an RTP 118 ® might jam are: • The fill depth is set too low and the pressure is set too high. At its highest punch pressure force, the machine will automatically cut off.

  • Page 61: Cleaning

    4.1 Note: Ensure that you vacuum inside the top panel where the Turret is positioned. 5. Vacuum the entire areas inside the steel side panel door encasement. 5.1 Note: Be sure to vacuum both levels and all corners of the RTP 118 base.
  • Page 62 Note: Before washing the Turret and Die bores, LFA recommends using our Die Seat Cleaner. You can order the Die Seat Cleaner and Insertion Ring on our website at https://www.lfatabletpresses. com/die-seat-cleaner-insertion-ring Clean the Parts 6. Take one of the parts removed from the machine and bring it to the bowl of soapy water.

  • Page 64: Storing The Rtp 118

    After its thorough cleaning, the RTP 118 ® needs to be stored in the proper conditions. It is important to store it in an environment in which the machine is safe from rusting. The RTP 118 ® ’s high traction areas and the Tooling need to be lubricated separately before you store them.
  • Page 65 Lubricating the Grease Points and High-Traction Parts 1. Open the left and right side panel doors. 2. Lift up the Hopper and loosen the Perspex Casing's bolts and remove it. 3. Lubricate the Lower Cam Roller Shaft's grease nipple with a grease gun. 4.

  • Page 66: Appendix

    The adjustable amount of force that is used to Punch pressure press tablets. LFA trademarked term for rotary tablet press. Enables a tablet press to form tablets. It Tooling consists of Dies, Upper Punches, and Lower Punches.

  • Page 67: Description Of Rtp 118 ® Parts

    Description of RTP 118 Parts ® Lower Punch and Die Removal Plate (#DQC0027) The Lower Punch and Die Removal Plate can be removed to take out/insert the Lower Punches and Dies from/into the Turret. Tooling The Tooling consists of the Dies, the Upper Punches, and the Lower Punches.
  • Page 68 Handle (#AEC0052) and Handle Crank (#DQA0032) The Handle can be attached to the Gearbox and is used to manually operate the RTP 118 ® Upper Pressure Cam Shaft (#DQC0045) The Upper Pressure Cam Shaft connects the Upper Pressure Cam to the Upper Pressure Cam Housing.
  • Page 69 Pressure Knob and Fill Depth Knob (#DQC0043) These knobs are used to adjust the pressure and the fill depth. They are located at the front of the control console. Fill Tray (#DQC0006) The Fill Tray helps channel the dry materials into the Dies' bores and also pushes the tablets out of the way and into the Ejection Chute.
  • Page 70 The Perspex Support Columns hold up the Upper Pressure Cam Housing. Perspex Casing (#DQC0039) The Perspex Casing covers the upper section of the RTP 118 to prevent cross-contamination ® and personal injury (Handles not included). Upper Pressure Cam Housing (#DQC022)

  • Page 71: Material Of Contact Parts

    Material of Contact Parts Contact Part Material Turret SUS316 Outer Ejection Chute SUS304 Hopper SUS304 Tooling User specified (Upper Punches, Lower Punches, and Dies) Fill Tray Brass alloy Fill Tray Scrapers Bakelite Technical Specifications Tooling Specification Euro B Number of dies Production capacity 32,400/hr Max diameter of tablet...

  • Page 72: Maintenance Checklist

    Maintenance Checklist Before Operation □ Visually inspect the tablet press and the parts. □ Ensure all locking nuts are tight. □ Visually inspect Grease Nipples and regrease where necessary. □ Manually rotate the machine without powders to ensure that it is not jammed □...

  • Page 73: Diagrams

    Diagrams RTP 118 Euro B Tooling Dimensions ®...
  • Page 74 RTP 118 Dimensions ®...
  • Page 75 RTP 118 Exploding Diagram ® Drawing RTP 9 Explosive Diagram Name Product RTP 9 Name Version V1.0 Provided LFA Machines www.lfamachines.com...
  • Page 76 RTP 118 Wiring Diagram ® RY01...

  • Page 77: Resources

    LFA products such as capsule fillers and LFA Website mixers. We regularly upload videos to give you In order to aid you in your tablet production,...
  • Page 78 LFA MACHINES Copyright © 2021 by LFA Machines www.lfamachines.com Germany Taiwan United Kingdom United States Business Parc Am Unit 4B 6601 Will Rogers 7F.-5, No. 2, Sec. 2 Trippelsberg 92 Murdock Road Blvd Taiwan Blvd., West Düsseldorf Bicester Fort Worth Dist.,...

Table of Contents