Internal Grinder

Feed and dressing movements are controlled by means of two independent driving system.

FeaturesFeed and dressing movements are controlled by means of two independent driving system. Size metric grinding is adopted. Feed movement can be carried out both manually and hydraulically.Because the machine is equipped with jumping mechanism, it is unnecessary to reset the tool after returning grinding wheel for measurement or dressing.The machine is equipped with a hydraulic switch valve to ensure safety during loading and unloading workpieces.A grinding spindle with 18000r/min is optional for grinding bore diameter ranging from 20 to 50 mm

Main specifications

Model		M2120A
Bore diameter to be ground		50-200mm
Length of the bore to be ground	For 50mm	70mm
	For 200mm	200mm
Max. swing	Within guard	400mm
	Without guard	600mm
Swivel angle of workhead		30O
Work speed		100-500r/min stepless
Wheel speed		4000. 5000. 6000. 8000. 11000r/min
Endface wheel speed		/
Max. worktable travel		600mm
Worktable moving speed		0.1-6m/min
Worktable dressing speed		0.1-2m/min
Feed resolution		0.002mm
Machine total powe		8.6kw
machine weight		3400kgs
Overall dimensions of machine		210x212x132mm
Machining accuracy	Roundness	3μm
	Cylindricity	8μm
	Surface roughness	Ra 0.63μm

Internal Grinder