SMK204 CNC Internal Thread Grinder-JIANYE GROUP

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The machine design for use in automative industry ,precision component manufacturing.

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SMK204 CNC Internal Thread Grinder

-Grinding for Internal Thread and circular INQUIRY

●Grinding ball nut of cylindrical surface, ending surface and Internal thread race for once clamping.

●T type natural granite base stand .

●Nuts raceway grinding wheel have two dressing way:

-Profile and Dish diamond dressing.

-Excircle grinding wheel dress by diamond pen dresser.

●The machine can check nut circular hole , automatic ensure location of grinding internal thread.

PRODUCT INTRODUCTION

FEATURES
TECHNICAL SPECIFICATION
CONFIGURATION
SAMPLE MACHINING

	T type natural granite base stand
Nut grinding internal thread	Grinding outside raceway

Capacity		SMK203	SMK204
			(Interpolation dressing)
Max.grinding diameter	mm	150	150
Max.grinding length	mm	150	150
Max.grinding internal thread diameter	mm	φ10-100	φ10-100
Max. lead angle		±25°	±25°
X/Z/W worktable travel	mm	600/300/-	600/300/60
Spindle
Workpiece spindle speed	RPM	0-100	0-100
Internal thread grinding wheel speed	RPM	500-24000	500-24000
External/end face grinding wheel speed	RPM	50-3000	50-3000
Dressing wheel speed	RPM	50-10000	50-10000
Internal thread grinding wheel diameter	mm	φ8-50	φ8-50
External/end face grinding wheel diameter	mm	φ400	φ400
Dressing wheel inner diameter	mm	φ25	φ25
Accuracy
Diamension tolerance	mm	0.005	0.005
Surface roughness	μm	Ra≤0. 4	Ra≤0. 4
Other
Machine size	mm	310020002400	310020002400
Machine weight	Kg	6200	6200
Total power	Kw	40	45

STANDARD CONFIGURATION：
Siemens828D control system and servo motor
Closed-loop control device
Spindle Oil cooler
Compressed-air dryer
Oil mist absorber
Measuring system
Diamond grinding wheel dresser
Hydraulic three-jaw chuck
Automatic lubrication system
Cabinet air condition
Cutting fluid filtration device

OPTIONAL CONFIGURATION：
Simens801D control system
Hydraulic four-jaw chuck
PMI ball screw and linear guideway