Produit
Standard positioning ball screws
Standard positioning ball screws
This type of ball screws is most widely spread in practice thanks to their universal use, excellent technical parameters and wide product range. They have been produced mainly by the technologies of grinding, whirling or a combination of both.
For this type of ball screws the following nut types are available:
Characteristics:
Technical parameters:
Applications:
Example of designation: K80×20 – 4+4/AP+A ST/3 (ball screw with diameter 80 mm, 20 mm right hand pitch, 4 working threads, double preloaded nut type AP+A, with flange type 3)
Standard positioning ball screws : www.ks-kurim.cz/en/ball-screws/standard-positioning-ball-screws/
This type of ball screws is most widely spread in practice thanks to their universal use, excellent technical parameters and wide product range. They have been produced mainly by the technologies of grinding, whirling or a combination of both.
For this type of ball screws the following nut types are available:
- Single and double nuts
- With backlash or preloaded
- With internal or external ball recirculation system
- With or without flange
Characteristics:
- Precise positioning ball screws
- Wide range of sizes and pitches
- Standard geometric and working accuracy, service life and load capacities according to DIN ISO 3408
- Delivered with customized preload
Technical parameters:
- Diameters from 12 to 125 mm
- Pitch from 3 to 50 mm, lengths up to 6,2 m
- Accuracy classes from IT1 to IT5
- Do × n = 100,000 efficiency 94–97 % (according to the thread pitch and lubricant)
- Shaft material minimum strength Rm = 650 MPa, functional surfaces of the shaft and nut hardened to 58-60HRC
- Application temperatures -40 to +80 °C (according to lubricant type)
Applications:
- Machine tools
- Positioning mechanisms
- Automotive and aerospace industries
Example of designation: K80×20 – 4+4/AP+A ST/3 (ball screw with diameter 80 mm, 20 mm right hand pitch, 4 working threads, double preloaded nut type AP+A, with flange type 3)
Standard positioning ball screws : www.ks-kurim.cz/en/ball-screws/standard-positioning-ball-screws/
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