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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.

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Description

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.

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