HIWIN Ball screw Support Units - LFA series

ไฮวินอุปกรณ์ยึดหัว-ท้ายบอลสกรู LFA

HIWIN offers various Ball screw support units to satisfy the mounting or loading requirements of any application.

ไฮวิน อุปกรณ์เสริมบอลสกรู LFA
อุปกรณ์ยึดหัวท้ายบอลสกรู LFA

วิธีการเลือกรุ่น: HIWIN Ball screw Support Unit LFA

วิธีการเลือกอุปกรณ์เสริมบอลสกรู

  1. ∆∆ : 11 Product codes can be classified as fixed-end AK, BK, FK, LK and supported-end AF, BF, EF, FF, LF, LFA
  2. ○○ : Nominal size of bearing bore. There are 2 digit and the unit are in millimeters(mm). e.g. 30 refers to diameter 30mm, and 35 means diameter 35 mm. The nominal diameter of the supported-end refers to the nominal diameter opposite to the fixed-end; the inner diameter of the supported end is equal to or smaller than nominal diameter.
  3. ☐ : Bearing type. Blank refers to standard production which uses a 30 degree angular contact bearing. On shaft diameter over 20mm, a 40 degree angular contact bearing is available. Nominal diameter of 35mm and 40 mm require higher radial loading and are only offered with the 40 degree angular contact bearing.
  4. C3 : There are 3 precision classes C3, C5 and C7. It is suggested to use C3 support with a C3 ballscrew, and C5 ballscrew can be used with C3 or C5 support units, which enable the support units precision to match the ballscrews preicsion. C7 ball screws should only be used with C7 support units.
  5. ♢ : There are 2 types of surface tratments availavble: blackening and nickel plating. Black refers to blackening which is HIWIN standard. N refers to nickel plating. which is manufactured by order.

รายละเอียด: HIWIN Ball screw Support Unit LFA

HIWIN Ball screw Support Unit LFA series

Part No.Part nameOty
1 Housing 1
2 Bearing 1
3 Snap ring 2

คุณสมบัติทางเทคนิค: HIWIN Ball screw Support Unit LFA series

ด้านที่ไม่มีมอเตอร์
Supported Side
Internal Diameter (mm)TypeBearingRadial Direction
LFABasic Dynamic Load rating C (kN)Basic Static Load rating C0 (kN)
ϕ12 LFA12 6801ZZ 1.9 1
ϕ15 LFA15 6902ZZ 4.3 2.2
ϕ20 LFA20 6804ZZ 4 2.4
ϕ25 LFA25 6005ZZ 10.1 5.8
SpecificationMain dimensions (mm)
d1LBHb
(Note 1)
h
(Note 1)
B1H1PXYZBearingSnap ringWeight
(kg)
LFA12 12 18 62 31 31 15.5 30 35.5 46 9 14 12.5 6801ZZ R21 0.2
LFA15 15 18 70 38 35 20 36 30 52 9 14 10 6902ZZ R28 0.26
LFA20 20 22 80 41 40 22 41 32 60 11 17 13 6804ZZ R32 0.35
LFA25 25 22 95 58 47.5 30 56 45 75 11 17 15 6005ZZ R47 0.61
    Note
  1. Tolerance of Height (h) and tolerance of Width (b) refer to the precision of standard bearing.
  2. Specification are subject to change without notice.

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