Ball Screw, Linear Guide, Actuator

Ball Screw, Linear Guide, Actuator

THK, OZAK…

THK

Products Line up (For more detail: https://tech.thk.com/index_en.php)
LM Guide LM Guide Actuator Ball Spline Guide Ball Bushing / Linear Bushing LM Stroke
Precision Linear Pack Cross Roller Guide Cross Roller Table Linear Ball Slide LM Roller
Flat Roller Slide Pack Slide Rail Spline Nut Ball Screw
Lead Screw Nut Change Nut Cross-Roller Ring Double-Row Angular Contact Roller Rings Cam Follower
Roller Follower Spherical Plain Bearing Link Ball Rod End Lubrication accessories
LM Actuator Actuator Utility Slide Discontinued Products

LM Guide (Linear Motion Guide)

The LM Guide (Linear Motion Guide) is our main product, incorporating a part with a linear rolling motion into practical usage for the first time in the world. It realizes the development of high-precision, high-rigidity, energy-saving, high-speed machines with long service lives.

LM Guide (Linear Motion Guide)

Caged Ball LM Guide (Linear Motion Guide) Models SPR/SPS

Caged Ball LM Guide Models SPR/SPS

Models SPR/SPS realize super-low waving comparable to hydrostatic guides. In addition, the deformation of the ball is minimized to achieve ultra-high rigidity that surpasses even roller guides.

[Model Number]
SPR/SPS

Caged Ball LM Guide (Linear Motion Guide)

Caged Ball LM Guide (Linear Motion Guide)

Use of a ball cage eliminates friction between balls, and achieves low noise, acceptable running sound, long-term maintenance-free operation, and superbly high speed response.

[Model Number]
SHS, SSR,  SHW, SRS, SCR, SVR/SVS

Caged Roller LM Guide (Linear Motion Guide)

Caged Roller LM Guide(Linear Motion Guide)

A ultra high rigidity Roller Guide that achieves low friction, smooth motion and long-term maintenance-free operation by using a roller cage.

[Model number]
SRG, SRN, SRW

LM Guide (Linear Motion Guide) full-ball type

LM Guide(full-ball type)

LM Guide(full-ball type) A series of types are available from miniature types to large types for machine tools, from linear guides to curved guides that suit a wide-range of applications.

[Model number]
HSR, SR, NR/NRS, HRW, RSR/RSR-W, HR, GSR, GSR-R, CSR, MX, JR, HCR, HMG, NSR-TBC, HSR-M1, SR-M1, RSR-M1, HSR-M2

Ball Screw

The Ball Screw is a high-efficiency feed screw with the ball making a rolling motion between the screw axis and the nut.

Compared with a conventional sliding screw, this product has drive torque of one-third or less, making it most suitable for saving drive motor power.

Ball Screw

Precision, Caged Ball Screw

Precision, Caged Ball Screw

A Ball Screw that achieves low noise, small torque fluctuations and long-term maintenance-free operation by using a ball cage.

[Model number]
SBN, SBK, SDA, HBN, SBKH

Precision Ball Screw

Precision Ball Screw

A Ball Screw using a screw shaft ground to high accuracy.

[Model number]
BNK, BIF, DIK, BNFN, DKN, BLW, BNF, DK, MDK, BLK/WGF, BNT, DIR, BLR

Precision Ball Screw / Spline

Precision Ball Screw / Spline

A Stroke/Rotary unit that has Ball Screw grooves and a Ball Spline groove crossing one another on a single shaft. The nuts of the Ball Screw and the Ball Spline have dedicated support bearings directly embedded on the circumference of the nuts.

[Model number]
BNS-A, BNS, NS-A, NS

Rolled Ball Screw

Rolled Ball Screw

A Ball Screw using a screw shaft roll-formed to high accuracy.

[Model number]
JPF, BTK, MTF, BLK / WTF, CNF, BNT

Support Unit

Support Unit

The Support Unit comes in six types: models EK, FK, EF, and FF, which are standardized for standard Ball Screw assembly provided with finished shaft ends, and models BK and BF, which are standardized for ball screws in general. The Support Unit on the fixed side contains a JIS Class 5-compliant angular bearing provided with an adjusted preload.

[Model number]
EK, BK, FK, EF, BF, FF

Nut Bracket

Nut Bracket

The nut bracket is standardized for standard Ball Screw assembly provided with finished shaft ends. This model is designed to be secured directly on the table using bolts. Since the height is low, it can be mounted on the table only using bolts.

[Model number]
MC

Lock Nut

Lock Nut

The Lock Nut for Ball Screws is capable of easily fastening the screw shaft and the bearing with high accuracy. A loosening prevention mechanism comprising a hexagonal socket-head setscrew and a set piece prevents the Lock Nut from loosening and ensures firm fastening.

[Model number]
RN