Crossed Roller Way - ikont.com

1 Crossed Roller Way Anti-Creep Cage Crossed Roller Way Anti-Creep Cage Crossed Roller Way H. Crossed Roller Way Anti-Creep Cage Crossed Roller Way Unit Crossed Roller Way Unit 3 4. Features of Crossed Roller Way Series A wide variety of series products including cage misalignment prevention mechanism are available! Features of Crossed Roller Way Crossed Roller Way is a linear motion rolling guide incorporating a Roller cage be- Features of Built-in Rack & Pinion Type tween two ways whose two V-shaped surfaces are used as track groove. Arrange- ment of cylindrical rollers by orthogonalizing them alternately allows receiving of loads Solves Cage Creep Issue!

2 In any direction and executes extremely high-accuracy and smooth linear motion. Perfect solution for cage creep issues No cage creep even under high-tact operation in vertical axis! by a built-in rack and pinion mecha- Crossed Roller Way Crossed Roller Way Unit nism as an original design. Durability test Test conditions Model number CRWG3. CRW CRWM. CRWG. CRWU Freedom in Mounting This series is reliable for applications such as Test method Vibration test machine Posture Vertical vertical axis where Crossed Roller Way may Maximum velocity 827 mm/s have chances of cage creep.

3 Acceleration 15 G. Condition Number of cycle 31 Hz Vibration High-Speed and High-Tact Stroke length 8 mm machine Mass of moving part 330 g Operation Total cycles 100,000,000 cycles Any corrective operation for cage creep is not necessary even for high velocity operation. Result No cage creep nor material damage in any component is found. Saving Energy No remedy motion of cage is necessary even in long term operation. Anti-Creep Cage Anti-Creep Cage Crossed Roller Way Crossed Roller Way H Interchangeable in Mounting Dimensions! CRWG CRWG H Adoption of original structure of arrang- ing a rack inside the way keeps the same mounting dimensions as conven- A.

4 Rack A. Pinion gear H. H. Anti-Creep Cage Crossed Roller Way CRWG is tional Crossed Roller Way CRW. a product with a cage creep proof function CRWG CRW. using a rack and pinion mechanism originated from Easy Replacement CRWG H. the Crossed Roller Way CRW featuring smooth linear Since they have the same external dimensions A A. motion with super high accuracy. to those of the existing Crossed Roller Way and Rack CRWG H is high load capacity type of CRWG, Crossed Roller Way Unit, existing Crossed Rack which has achieved greatly increased load rating by Roller Way and Crossed Roller Way Unit can be redesigning of raceway of CRWG.

5 Pinion gear Rack replaced without any mounting dimensions Pinion gear H. H. Original rack & pinion structure modification. Rack Cylindrical rollers Pinion gear CRWUG CRWU. Roller cage Cage Built-in rack & pinion type Smooth and Extremely-High Accurate Operation! Solves cage creep issue!! Combination of precisely finished raceways and non-recirculating type linear motion rolling guide with super high precision rollers provides superbly Anti-Creep Cage smooth motion with very high accuracy. Crossed Roller Way Unit CRWUG Rack Pinion gear Improved Running Accuracy Extremely high running accuracy can be achieved without Suitable for Micro-Feeding Improvement of precision positioning accuracy and run deflection by recirculating type linear motion rolling superior corresponding feature to micro-feeding command Anti-Creep Cage Crossed Roller Way Unit Cylindrical rollers guide.

6 Can be expected because of the linear motion without CRWUG is a product with a cage creep proof Roller cage Cage stick-slip by extremely small frictional resistance. function-provided Crossed Roller Way CRWG. Rack mounted into a ground-finished rigid table and bed. CRWUG structure 1N= 5 1mm= 6. Anti-Creep Cage Identification Number and Specification Crossed Roller Way Example of an identification number CRWG. The speci cations of CRWG series, CRWG H series, and CRW series are indicated by the identi cation number. Indicate the identi cation number, consisting of a model code, a dimension, a part code, a material code, a classi cation symbol, and any supplemental codes for each speci cation to apply.

7 1 2 3 1 4 5 6 7. CRWG series Pinion gear CRWG H series CRWG 3 150 H SP /B. Rack CRW series Standard type CRW 3 150 C20 SL SP /U. Anti-Creep Cage CRW 3 250 300 C36 SL SP /U. Crossed Roller Way H. CRWM 3 150 C20 SP /U. CRWG H. Module type . Way CRWM 3 250 150 C20 SP /U. Way Cylindrical rollers Roller cage cage 1 Model Model Page 9. code End screw Rack 2 Size Dimensions Page 9. Crossed Roller Way CRW/CRWM 3 Way length Part code Page 10. 4 Number of cylindrical rollers Points Superior load balance Standard type and module type 5 Material type Material code Page 10.

8 1 4. This unit has a Roller cage with cylindrical rollers There are two types in the CRW: one is standard type of 6 Accuracy class Classification Page 11. alternately orthogonalized between two ways whose two using four ways and two Roller cages in combination as a symbol V-shaped surfaces are used as track groove, which set and the other is module type of integrating two allows receiving of loads in any direction. internal ways in a single structure. Solves cage creep problem Easy mounting 7 Special specification 2 5. Supplemental Page 11. CRWG and CRWG H units, which have The mounting holes of the way are provided with boring code originally-designed rack and pinion mechanism built-in, and female thread, so that the mounting structure is not solve the cage creep issue and support high-speed & restricted.

9 The module type with two internal ways high-tact operation and vertical axis application. integrated in a single structure is simple in mounting structure, thus producing high accuracy linear motion. High load capacity type CRWG H Stainless steels superior in corrosion 3 6. CRWG H has achieved greatly increased load rating by resistance are listed on lineup. redesigning of raceway of CRWG, thereby downsizing the Products made of stainless steel are highly resistance to corrosion, machine and equipment and prolonging their lifetime. so that they are suitable for applications where rust prevention oil is not preferred, such as in a cleanroom environment.

10 1N= 7 1mm= 8. Identification Number and Specification Model Size Way length Number of Cylindrical Rollers Material Type . 1 Model Anti-Creep Cage Crossed Roller Way CRWG 3 Way length The way length is indicated in mm. The CRW. CRWG series series can be combined with a way of different length. For details of way length, see Anti-Creep Cage Crossed Roller Way H CRWG H. the dimension tables on pages -27 to -54. CRWG H series . Crossed Roller Way Standard type CRW. CRW series Module type CRWM. For applicable models and sizes, see Fig. 1. Specifying the combination of different way lengths 2 Size 1, 2, 3, 4, 6, 9, 12, 15, 18, 24 For applicable models and sizes, see Fig.