Linear frictionless bearings
Linear frictionless bearings are used in roller ways of machine-tools, woodworking and other machines in moderate and heavy loads.
Linear frictionless bearings manufactured by “Progress-Spezoborudovanie” LLC are interchangeable with bearings LFB by “Machine tool plant of Lipetsk”, “INA”, “Schneeberger”, Germany.
Technical specifications
Model | H, mm | L, mm | B, mm | E, mm | F, mm | d x Lw, mm | Load, kN | Speed, m/min | Equivalent |
19Л | 19 |
75 | 27 | 25,5 | 20,6 | 5х10 | 42 | 25 | RUS19069 |
19Т | 19 | 111 | 27 | 50 | 20,6 | 5х10 | 68 | 25 | RUS19105 |
19.05 | 19,05 | 75 | 25,4 | 25,5 | 20,6 | 5х10 | 42 | 25 | RUSZ12044 |
26ЛК | 26 | 92 | 40 | 28 | 30 | 7х14 | 76 | 25 | RUS26086 |
26Л | 26 | 108 | 40 | 44 | 30 | 7х14 | 95 | 25 | RUS26102 |
26Т | 26 | 132 | 40 | 68 | 30 | 7х14 | 122 | 25 | RUS26126 |
28.57 | 28,57 | 100 | 38,1 | 38 | 31 | 7х14 | 86 | 25 | RUSZ18059 |
38Л | 38 | 133 | 52 | 51 | 41 | 10х20 | 179 | 25 | RUS38134 |
38Т | 38 | 206 | 52 | 102 | 41 | 10х20 | 305 | 25 | RUS38206 |
38.1 | 38,1 | 133 | 50,8 | 51 | 41 | 10х20 | 179 | 25 | RUSZ24084 |
Linear frictionless bearings include metallic bearing 1 with working and return sectors 2,3, rolling bodies 4 in form of metallic wheels with fixing dividers 5 manufactured in form of separate parts of polymer material.
Butt ends 8 of guide 1 are connected with adapters 6 with ducts 7 for movement of separators 5 and rolling bodies 4. Adapters 6 in form of taps made from polymer material are equipped with scrapers 9 also made from polymer material.
Adapters 6 are provided with oil ducts 10.
To be fixed on the machine, linear frictionless bearing is equipped with four attaching holes 11.