WG350X Circular Cutter Grinding Machine

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Product Introduction

Welcome to use the Model WG-350X Automatic Circular Knife Grinding Machine manufactured by Nanjing Weigao.

The machine bed components are made of cast iron according to machining processes, ensuring long-term grinding precision and stability. The tool disc spindle head is assembled with high-precision spindles and NSK (Japan) bearings, with a fit accuracy of within 0.02mm between the spindle and arbor fixture.

This machine can grind the cutting edges of various circular blades such as upper knives, lower knives, slitting knives, bottom knives, and flat knives. It is suitable for industries including papermaking, printing, textiles, and fiber processing.

Customization is available according to customer requirements.

Special Reminder: The product must be connected to a three-phase four-wire 380V/50Hz power supply with neutral line and protective earth.

Description
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Main Technical Specifications
Grinding workpiece diameter range	50~350mm (customizable up to 400mm upon request)
Grinding angle range for circular knives	0~180° (tool disc can rotate 360°)
Worktable longitudinal travel	200mm
Worktable cross travel	300mm
Grinding head motor power	3kW, 380V, 50Hz
Grinding head speed	3000rpm
High-precision grinding head spindle speed	0~3000rpm (variable frequency speed control)
Tool disc spindle taper	Morse No. 4 (reinforced spindle)
Tool disc spindle speed	169rpm
Spindle reduction motor power	200W, 380V, 50Hz
Pump motor power	125W, 380V/50Hz
Work light	24V
Grinding wheel dimensions	Parallel wheel: OD 200 × ID 32 Cup wheel: OD 125 × ID 32
Machine weight	400 kg
Machine dimensions (L×W×H)	1.15m × 1m × 1.3m

Machine Accuracy
Tool disc spindle runout accuracy	0~0.005 mm
Cumulative fit accuracy of circular knife fixture and tool disc spindle	0.005~0.015 mm
Mechanical indexing accuracy of column base	0.1°
Grinding head motor spindle runout accuracy	0~0.005 mm
Linear travel accuracy of grinding head motor (X-axis)	0.005~0.01 mm

Main Configurations
High-precision spindle grinding head motor	Guangdong Chuzhou (radial and axial accuracy: 0.005 mm)
Linear guideways	Guangdong Kate
Spindle bearings	NSK, Japan