Installation precautions for linear guide
SAIVS
Aug 22,2023
(1)Shoulder heights and fillets
Improper shoulder heights and fillets of mountingsurfaces will cause a deviation in accuracy
and theinterference with the chamfered part of the rail orblock.
As long as the recommended shoulder heights and fillets are followed,
installation inaccuraciesshould be eliminated.
| Size | Max, radius of fillets C1(mm) | Max. radius of fillets C2. (mm) | Shoulder height of the ra E1(mm) | Shoulder height of the block E2(mm) | Clearance under block H1(mm) |
| 15 | 0.6 | 0.5 | 3.2 | 4 | 4.3 |
| 20 | 0.6 | 0.5 | 3.6 | 5 | 4.6 |
| 25 | 1.0 | 1 | 5 | 5 | 5.5 |
| 30 | 1.0 | 1 | 5 | 5 | 6 |
| 35 | 1.1 | 1 | 6.2 | 6 | 7.5 |
| 45 | 1.1 | 1 | 8 | 8 | 9.5 |
| 55 | 1.5 | 1.5 | 11 | 10 | 13 |
| 65 | 1.5 | 1.5 | 12 | 10 | 15 |
(2)Shoulder heights and fillets
Improper tightening of blots will seriously
influence the accuracy of Linear Guideway installation.
The following tightening torques for different sizes of bolts are recommended.
Bolt size | lron N-cm(kgf-cm) | Bolt size | lron N-cm(kgf-cm) |
| M3×0.5 | 190(19) | M8x1.25 | 3045(310) |
| M4×0.7 | 390(40) | M12×1.75 | 11770(1200) |
| M5×0.8 | 880(90) | M14×2 | 15970(1600) |
| M6×1 | 1370(140) | M16×2 | 19625(2600) |
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