CGK-38 Rolling Guide Rail Grinding Machine
CGK-38 (Type I, Type II) CNC precision linear rolling guide rail grinding machine is a high-precision grinding machine specially developed for the rolling linear guide industry. It is used for grinding both sides of the linear guide and the datum plane. In the design process, the machine tool fully absorbs the international and domestic advanced grinding mechanism and the advanced technology of today’s machine tools. And adopted the grinding experience of the main manufacturers of domestic linear guides. It meets the user’s requirements for precision and production efficiency to the limit, and is an ideal equipment with superior cost performance in the rolling linear guide industry.
Machine Specification
Technical Parameters | Unit | CGK38-I Type | CGK38-II Type | |
---|---|---|---|---|
Table stroke | mm | 5450 | 5450 | |
Grinding workpiece specification | mm | 20 – 100 | 20 – 100 | |
Grindable guide rail length | mm | 4000 | 4000 | |
Table moving speed | M/min | 0.5 – 20 | 0.5 – 20 | |
Maximum movement of grinding head | ||||
Left and right stroke of two vertical grinding heads | mm | 350 | 350 | |
Up and down stroke of two vertical grinding heads | mm | 300 | 300 | |
Left and right stroke of horizontal grinding head | mm | 850 | 850 | |
Up and down stroke | mm | 300 | 300 | |
Dressing and rolling wheel | ||||
Motor power | ||||
Vertical grinding head | kw | 30 | 18.5 | |
Horizontal grinding head | kw | 15 | 7.5 | |
Linear motion accuracy | ||||
Positioning accuracy | mm | 0.004 | 0.004 | |
System resolution | mm | 0.001 | 0.001 | |
Grinding head speed | ||||
Vertical grinding head | r/min | 3000 (electric spindle) | 1500 (frequency conversion speed regulation) | |
Horizontal grinding head | r/min | 3000 (electric spindle) | 1500 (frequency conversion speed regulation) | |
Grinding wheel size | ||||
Outer diameter of vertical grinding head | mm | 500 – 350 | 500 – 350 | |
Width | mm | 15 – 80 | 15 – 80 | |
Outer diameter of horizontal grinding head | mm | φ500 – φ350 | φ400 – φ300 | |
Width | mm | 60 | 40 | |
Working accuracy | Parallelism between raceways | mm | 0.008/4000 | 0.008/4000 |
Size consistency of grinding guide rail | mm | 0.003 | 0.003 | |
Surface roughness of ground workpiece | μm | Ra0.32 | Ra0.32 |