Pintai Machinery is a specialized manufacturer of high precision samll grinders. In addition, we can design and manufacture various grinders according to customer's requirements. Currently we offer a series of equipment applicable for front process in tungsten carbide tool production, including tungsten carbide step-tool grinders, NC fully automatic chamfering machine, NC fully automatic carbide tool cutting machine, internal grinders, external grinders, polishing machines and cutting machines...etc. I

, 3-Jaw Chuck type External Grinder l IDry Grinding Model (Standard) Wet Grinding Model (Optional)With Coolant flushing system and splash guard Modle/Specification Clamping range of workpiece diameters Range of grinding diameter Travel X axis Travel Y axis Y axis feed per graduation X Y axis feed method X Y axis feed rate Work Head Work spindle speed (variable) Work head swiveling angle Work head servo motor Grinding Wheel Head Grinding wheel motor Grinding wheel spindle speed (variable) Machine dimension (L*W*H) Machine weight (approx.)

Workpiece is clamped a 4" 3-Jaw chuck. Workpiece diameter can be clamped is ol -alOOmm. X / Y axis feeds are manually operated. The grinding wheel spindle running is controlled through a frequency inverter. • This machine employs a 4" 3-jaw chuck for clamping workpiece. • The entire work head can be swiveled in the range of 22.5"(single side) that makes the machine suitable for grinding internal taper of workpiece. • Work head spindle speed is variable 0~600rpm. • Variable speed change for the wheel spindle and the work spindle. • Double "M" slideways are hardened. Slide surfaces are precision...

| Roller Type External Grinder ‘Linear Scale: option Dry Grinding Model Wet Grinding Model (Optional) Wet Grinding Model (Optional) (Standard) With Coolant flushing system and With Coolant flushing system and splash guard semi-splash guard Clamping range of workpiece diameters Range of grinding diameter Travel X axis Travel Y axis Feed Y axis feed per graduation X Y axis feed method X ■ Y axis feed rate Work Head Work spindle speed(variable) Work head swiveling angle Work head servo motor Grinding Wheel Head Grinding wheel specification Grinding wheel motor Grinding wheel spindle...

• Workpiece is held by rollers. • X / Y axis feeds are manually operated. • The grinding wheel spindle running is controlled through a frequency inverter. • Variable speed change for the wheel spindle and the work spindle. • Double "V" slideways are hardened. Slide surfaces are precision ground, coated with Turcite-B and hand scraping. ► Work Head ° The workpiece is held on the rollers and can be adjusted vertically to achieve an accurate alignment between the workpiece and the grinding wheel. • The entire work head can be swiveled in the range of ±5" that makes the machine suitable for grinding external...

| Roller Type External Grinder (FACE) Dry Grinding Model (Standard) Wet Grinding Model (Optional) Wet Grinding Model (Optional) With Coolant flushing system and With Coolant flushing system andsplash guard semi-splash guard Modle/Specification Clamping range of workpiece diameters Range of grinding diameter Travel X axis Travel Y axis Feed Y axis feed per graduation X • Y axis feed method X ■ Y axis feed rate Work Head Work spindle speed(variable) Work head swiveling angle Work head servo motor Grinding wheel specification Grinding wheel motor Grinding wheel spindle speed (variable) Machine...

► Grinding Wheel Head • Grinding wheel head feeds through handle control. • Can install linear scale to have more accurate position, resolution of linear scale is 1 pm. • Grinding wheel spindle speed is 0~12,000 rpm. ► Work Head The workpiece is held on the rollers and can be adjusted vertically to achieve an accurate alignment between the workpiece and the grinding wheel. The entire work head can be swiveled in the range of 90° that makes the machine suitable for grinding angle or face of workpice. ±45° Rotary Table Radius Dresser Working Light Tool box and Kit Grinding Wheel (01OO*02OT*025.4mm)...

| Roller Type External Grinder (Special for tool) Wet Grinding Model (Standard)With Coolant flushing system and splash guardWet Grinding Model (Optional)With Coolant flushing guard and semi-splash guard H18T-SP Clamping range of workpiece diameters Range of grinding diameters | mm X axis Travel Y axis Travel Feed Y axis feed per graduation X • Y axis feed method X ■ Y axis feed rate Work Head Work spindle speed(variable) rpm Work head swiveling angle deg. Work head motorfservo motor) W Grinding Wheel Head Wheel specification mm Wheel head motor HP Wheel spindle speed(variable)...

► Machine Features • Workpiece is held by rollers. • X / Y axis feeds are manually operated. • The grinding wheel spindle running is controlled through a frequency inverter. • Variable speed change for the wheel spindle and the work spindle. • Double "V" slideways are hardened. Slide surfaces are precision ground, coated with Turcite-B and hand scraping. The workpiece is held on the rollers and can be adjusted vertically to achieve an accurate alignment between the workpiece and the grinding wheel. The entire work head can be swiveled in the range of ±5" that makes the machine suitable for grinding external...

| NC Roller type External Grinder Dry Grinding Model (Standard) Wet Grinding Model (Optional) With Coolant flushing system and splash guard Clamping range of workpiece diameters Range of grinding diameters X axis Travel Y axis Travel Feed Y axis feed per graduation X ■ Y axis feed method X • Y axis feed rate X Y axis feed servo motor Work Head Work spindle speed (variable) Work head swiveling angle Work head servo motor Grinding Wheel Head Standard wheel specification Wheel head motor Wheel spindle speed (variable) Machine dimensions (L*W*H) Machine weight (approx.)