MODULAR RACK & PINION SYSTEM

Product catalog summary

Overview: The document provides detailed specifications and assembly instructions for a Modular Rack & Pinion System, focusing on the Preloaded Double Pinion (PDP) and Flange Pinion systems. It includes technical data, material specifications, and assembly guidelines.

Specifications:

Modules and Teeth: The system includes modules ranging from 2 to 5, with varying numbers of teeth and dimensions.
Material: Made from STEEL AISI 5115 DIN 1.7131 (16MnCr5), case-hardened and ground teeth with a hardness of 58-62 HRc.
Gear Quality: Rated at 6e25 (~AGMA 11) for straight teeth and 6e24 for helical teeth.
Helix Angle: L.H. Helix angle is 19° 31'42".

Preloaded Double Pinion (PDP):

Designed for backlash-free drive when connected with a rack.
Available in both helical and straight teeth types.
Features unique hirth couplings for preloading and connection to the flange.
Customizable parameters such as module and number of teeth.

Assembly Instructions:

Attach the flange to the gearbox.
Install the PDP on the shaft.
Install the pressure plate of the Hirth-Coupling.
Choose the correct position and install the disc springs.
Insert the preloading screw and preload until backlash is eliminated.
Use the diagram to adjust the pre-load system by turning the required number of holes.
Insert the locking set screw.

Load Tables:

Provides values for speed, preload, and torque under specified conditions (speed: 2.5 m/s; KA = 1.25; 20,000h; grease).

Flange Dimensions:

Details dimensions for different flange types used with Preloaded Double Pinion and Flange Pinion.

Customization: The document highlights the availability of customized solutions to meet specific customer requirements, including module and teeth number adjustments.

Catalog excerpts

MODULAR RACK & PINION SYSTEM NEW! PRELOADED DOUBLE PINION WITH STRAIGHT & HELICAL TEETH - VERSION 2013 Our new Preloaded Double Pinion enables a back-lash-free drive in connection with a rack. A flange acc. to ISO 9409-1 connects the Preloaded Double Pinion with a gearbox. The Preloaded Double Pinion is available as either helical or straight teeth type. Unique hirth couplings are used to preload the pinion and connect it to the flange. In addition to our standard range shown below, we offer customized Preloaded Double Pinions as well. Parameters such as module or number of teeth can be chosen to suit customers´ requirements. 8 Straight (Spur) teeth or Helical, Pressure angle Ø=20° L.H. Helix angle ß=19° 31'42" Material STEEL AISI 5115 DIN 1.7131 (16MnCr5) Case hardened & ground teeth Gear Quality 6e25 (~AGMA 11) Example of flange hole pattern - for types and dimensions see page A 4. Straight Teeth Flange Type Helical Teeth No. Module teeth Flange Type x - addendum modification. Due to different preload options, the length l1 and therefore the overall length L may vary by ± 1.5 mm. Load tables: Values determined under following conditions: speed: 2,5 m/s; KA = 1,25; 20.000h; grease Max. Torque [Nm] With max. Without preload preload 92 46 109 55 237 119 594 297 Max. Torque [Nm] With max. Without preload preload 132 66 147 74 305 153 623 312 Straight Teeth Speed [r.p.m.] 1061 1061 853 637 Dimensions are in mm and subject to change – consult factory.

Open the catalog to page 1

MODULAR RACK & PINION SYSTEM NEW! Preloaded Double Pinion (PDP) Assembly Instructions 1. Assembly flange to the gearbox 3. Install the pressure plate of the Hirth-Coupling 4. Choose the correct position CAUTION: THE DISPLACEMENT AND CONTACT MUST BE AS SHOWN BEFORE PRELOADING TO AVOID DAMAGING PDP Small displacement on this side Contact on this side 5. Install the disc springs 6. Insert the preloading screw and preload until backlash is eliminated Turn the preloading screw until backlash is eliminated. 7. Use the diagram and turn the number of holes required for preload 8. Insert the locking set...

Open the catalog to page 2

MODULAR RACK & PINION SYSTEM 8 Straight (Spur) teeth or Helical, Pressure angle Ø=20° L.H. Helix angle ß=19° 31'42" Material STEEL AISI 5115 DIN 1.7131 (16MnCr5) Case Hardened & Ground Teeth 58-62 HRc Gear Quality 6e24 (~AGMA 11) Straight Teeth Flange Type Helical Teeth Module Flange Type In addition to our standard range shown above, we offer customized Flange Pinions as well. Parameters such as module or number of teeth can be chosen to suit customers´ requirements.

Open the catalog to page 3

MODULAR RACK & PINION SYSTEM 8 FLANGE DIMENSIONS Use for Preloaded Double Pinion & Flange Pinion D

Open the catalog to page 4

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.

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