Specifications

CAK50/CAK61 SERIES ERROR! USE THE HOME TAB TO APPLY 标题 1 TO THE TEX
SHENYANG MACHINE TOOL CO., LTD 59
7.5.1.2 Abnormal Temperature Rising in the Headstock

Lubricating inside the headstock is bad.
 Pre-tightening force of spindle bearings is not proper.
7.5.1.3 Zero Points of X-axis and Z-axis Disappear

The switch for zero point is loose.
7.5.1.4 Bad Accuracy of Repeatability

Adjustment of the gib is not proper.
 Lubrication of the guideways is not proper.
 The screws of the couple and the expansion sleeve are loosened.
7.5.1.5 The machine does not work

NC device displays alarm signal.
 There may be damage on some part.
7.5.1.6 The Jaws of Chuck Do not Work

The value set by pressure-relief valve for adjusting chucking force is not correct.
 Open /close solenoid of the jaws does not normally work.
 Function of the foot-brake is abnormal.
 Relay corresponding to action of the foot-brake works abnormally.
 The wedges and the jaws are not firmly clamped.
7.5.1.7 Travel of the hydraulic jaws is short.

Check if there are a lot of chips inside.
 Check if the rotary oil cylinder and the connecting rod are loose.
7.5.1.8 Taper on the Finished Workpiece Appears

(When plate-type workpiece is turned)
Centering of headstock is not proper.
 (When shaft workpiece is turned).
Centering of tailstock is not proper.
 Check if it has got good installing accuracy.