HIWIN Ball screw Support Units - BK series

ไฮวินอุปกรณ์ยึดหัว-ท้ายบอลสกรู BK

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

HIWIN Ball screw Support Unit BK series
อุปกรณ์ยึดหัว-ท้ายบอลสกรู BK

วิธีการเลือกรุ่น: HIWIN Ball screw Support Unit AF series

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 BK series

HIWIN Ball screw Support Unit BK series

Part No.Part nameQty
1 Housing 1
2 Holding lid 1
3 Bearing 1 set
4 Seal 2
5 Collar 2
6 Lock nut 1 set
7 Hexagona socket-head setscrew with set piece 2

คุณสมบัติทางเทคนิค: HIWIN Ball screw Support Unit BK series

ด้านที่ยึดกับมอเตอร์
Fixed Side
Internal Diameter (mm)TypeBearingAxial Direction
BKLoad Limit (kN)Basic Dynamic Load rating Ca (kN)
ϕ10 BK10 7000A 1.9 6.4
ϕ12 BK12 7001A 2.1 6.9
ϕ15 BK15 7002A 2.4 7.3
ϕ17 BK17 7203A 4.1 12.9
ϕ20 BK20 7004A 4.2 12.9
ϕ25 BK25 7205A 7 19.3
ϕ25 BK25B 7205B 8 20.3
ϕ30 BK30 7206A 9.8 26.8
ϕ30 BK30B 7206B 10.5 28.4
ϕ35 BK35 7207B 14.4 37.3
ϕ40 BK40 7208B 18 44
SpecificationMain dimensions (mm)
d1LL1L2L3BHb
(Note 1)
h
(Note 1)
B1H1EPC1C2d2XYZMTWeight
(kg)
BK10 10 25 5 29.5 5 60 39 30 22 34 32.5 15 46 13 6 5.5 6.6 10.8 5 M3 16 0.4
BK12 12 25 5 29.5 5 60 43 30 25 34 32.5 18 46 13 6 5.5 6.6 10.8 1.5 M4 19 0.45
BK15 15 27 6 32 6 70 48 35 28 40 38 18 54 15 6 5.5 6.6 11 6.5 M4 22 0.6
BK17 17 35 9 44 7 86 64 43 39 50 55 28 68 19 8 6.6 9 14 8.5 M4 24 1.3
BK20 20 35 8 43 8 88 60 44 34 52 50 22 70 19 8 6.6 9 14 8.5 M4 30 1.3
BK25 25 42 12 54 9 106 80 53 48 64 70 33 85 22 10 9 11 17 11 M6 35 2.4
BK30 30 45 14 61 9 128 89 64 51 76 78 33 102 23 11 11 14 20 13 M6 40 3.4
BK35 .5 50 14 67 12 140 96 70 52 88 79 35 114 26 12 11 14 20 13 M6 50 4.4
BK40 40 61 18 79 15 160 110 80 60 100 90 37 130 33 14 14 18 26 17.5 M6 50 6.8
    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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