HIWIN Ball screw Support Units - EK series

ไฮวินอุปกรณ์ยึดหัว-ท้ายบอลสกรู EK

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

อุปกรณ์เสริมบอลสกรู ek
อุปกรณ์ยึดหัว-ท้ายบอลสกรู EK

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 EK series

HIWIN Ball screw Support Unit EK series

Part No.Part nameNo. of units
1 Housing 1
2 Bearing 1 set
3 Holding lid 1
4 Collar 2
5 Seal 2
6 Lock nut 1 set
7 Hexagonal socket-head setscrew 2

คุณสมบัติทางเทคนิค: HIWIN Ball screw Support Unit EK series

ด้านที่ยึดกับมอเตอร์
Fixed Side
Internal Diameter (mm)TypeBearingRadial Direction
EKLoad Limit (kN)Basic Dynamic Load rating Ca (kN)
ϕ6 EK06 706A 0.73 2.4
ϕ8 EK08 708A 1 4
ϕ10 EK10 7000A 1.9 6.4
ϕ12 EK12 7001A 2.1 6.9
ϕ15 EK15 7002A 2.4 7.3
ϕ20 EK20 7204A 5.8 17.2
ϕ20 EK20B 7204B 6.8 18.3
SpecificationMain dimensions (mm)
d1LL1L2L3BHb
(Note 1)
h
(Note 1)
B1H1PXYZMTWeight
(kg)
EK05 5 16.5 - 18.5 3.5 36 21 18 11 20 8 28 4.5 - - M3 11 0.12
EK06 6 20 - 22 3.5 42 25 21 13 18 20 30 5.5 9.5 11 M3 12 0.18
EK08 8 23 - 26 4 52 32 26 17 25 26 38 6.6 11 12 M3 14 0.27
EK10 10 24 6 29.5 6 70 43 35 25 36 24 52 9 - - M3 16 0.47
EK12 12 24 6 29.5 6 70 43 35 25 36 24 52 9 - - M4 19 0.45
EK15 15 25 6 36 5 80 49 40 30 41 25 60 11 - - M4 22 0.6
RK20 20 42 10 50 10 95 58 47.5 30 56 25 75 11 - - M4 30 1.35
    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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