Thread Grinding

What We Do

0550 EXTERNAL THREAD GRINDING MACHINE

The 0550 Device is a machine designed with matrix profile software and coolant system. This system is built with grinding wheel and diamond disk that are inclusive.

This unit's standard features include an automatic wheel balancing, and a motorised wheel head. The machine also has a set of absolute encoders that are fitted on all configured axes. It features a matrix ProfileMATE software.
Max Diameter Admitted           150 mm    
Max Diameter Ground           100 mm    
Min Diameter Ground           5 mm (Component Dependent)    
Max Length Between Centres           500 mm    
Max Length of Thread Ground Between Centres           400 mm (Component Dependent)    
Lead Range           300 mm    
                 
Work Head: (C Axis)                
Work Head Torque           46 Nm    
Work Speed Range           0.4 to 120 RPM    
C Axis Resolution           0.001⁰    
                 
Wheel Head:                
Spindle Power           8.8 Kw @ 2000 RPM    
Automatic Balancing           Integral Dynamic Balancing Unit    
Helix Capacity (A Axis)           ± 45⁰    
                 
Capacity (Z Axis)                
Table Slide Travel           540 mm    
Table Slide Position Resolution           0.0001 mm    
Table Slide Traverse Speed           0 – 7 M/Min    
                 
Capacity (X Axis)                
Wheel Head Slide Travel           290 mm    
Wheel Head Position Resolution           0.0001 mm    
Wheel Head Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Dressing Unit:                
Work Head Mounted           Fixed    
Variable Speed           0 ~ 6000 RPM (Bi-Directional)    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           Siemens 840 DE Solution Line    
System Specification           PCU50.5    
User Interface           Siemens HMI Advanced Software    
8″ Colour TFT Screen           Resolution 640 x 480 Pixels    
Operating & Programming           Matrix Advanced Programming    
                 
Machine – Physical:                
Approx Gross Machine Weight           6500 Kg    
Approx Machine Floor Area           3800 mm x 3500 mm    
                 
NOTE: These capacities are subject to inevitable restrictions, depending upon wheel head, Helix Angle, Work Holding, and Support Equipment.

0850 EXTERNAL THREAD GRINDING MACHINE

The 0850 is manufactured by Matrix Machine Tool. It is an external grinding machine. with a size of 2.1 m x 1.7 m. This machine can allow components up to 800 mm between centers, and can bear a maximum load of 100 kg.

This unit is suitable for applications as thread rolls, duplex worms and manufacturer of large gauges including API. As standard, the unit is supplied with a patented profile software, and coolant system with chiller.
Max Diameter Admitted           350 mm    
Max Diameter Ground           350 mm    
Min Diameter Ground           10 mm    
Max Length Between Centres           800 mm    
Max Length of Thread Ground Between Centres           800 mm (Component Dependent)    
Lead Range           300 mm    
                 
Work Head: (C Axis)                
Servo Motor Rating           154 Nm @ 120 RPM    
Work Speed Range           0.4 to 120 RPM    
C Axis Resolution           0.001⁰    
                 
Wheel Head:                
Spindle Power           8.8 Kw @ 2000 RPM    
Automatic Balancing           Integral Dynamic Balancing Unit    
Helix Capacity (A axis)           ± 45⁰    
                 
Capacity (Z Axis)                
Table Slide Travel           950 mm    
Table Slide Position Resolution           0.0001 mm    
Table Slide Traverse Speed           0 – 7 M/Min    
                 
Capacity: (X Axis)                
Wheel Head Slide Travel           360 mm    
Wheel Head Position Resolution           0.0001 mm    
Wheel Head Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Dressing Unit:                
Work Head Mounted           Fixed    
Variable Speed           0 ~ 6000 RPM (Bi-Directional)    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           Siemens 840 DE Solution Line    
System Specification           PCU50.5    
User Interface           Siemens HMI Advanced Software    
10.4″ Colour TFT Screen           Resolution 640 x 480 Pixels    
Operating & Programming           Matrix Advanced Programming    
                 
Machine – Physical:                
Approx Gross Machine Weight           10000 Kg    
Approx Machine Floor Area           5100 mm x 4200 mm    
                 
NOTE: These capacities are subject to inevitable restrictions, depending upon wheel head, Helix Angle, Work Holding, and Support Equipment.

2250 EXTERNAL THREAD GRINDING MACHINE

STANDARD FEATURES INCLUDE

Torque Motor, Driven Work Head, Motorised Wheel Head, Automatic Wheel Balancing, Programmable Helix, Absolute Encoders fitted on all configured Axes, Manual Tailstock, Work Head, Mounted Dresser, Remote Diagnostics, 1 x Diamond Dressing Media Matrix, ProfileMATE Software, Coolant Clarification System, Centrifugal Separator, Magnetic Separator, Spindle Chiller Unit, Totally Enclosed Hood, Fume Extraction

 
Max Diameter Admitted           350 mm    
Max Diameter Ground           350 mm    
Min Diameter Ground           10 mm    
Max Length Between Centres           2250 mm    
Max Length of Thread Ground Between Centres           2200 mm    
Lead Range           300 mm    
                 
Work Head: (C Axis)                
Servo Motor Rating           154 Nm @ 120 RPM    
Work Speed Range           0.4 to 120 RPM    
C Axis Resolution           0.001⁰    
                 
Wheel Head:                
Spindle Power           8.8 Kw @ 2000 RPM    
Automatic Balancing           Integral Dynamic Balancing Unit    
Helix Capacity (A Axis)           ± 45⁰    
                 
Capacity: (Z Axis)                
Table Slide Travel           2400 mm    
Table Slide Position Resolution           0.0001 mm    
Table Slide Traverse Speed           0 – 7 M/Min    
                 
Capacity: (X Axis)                
Wheel Head Slide Travel           360 mm    
Wheel Head Position Resolution           0.0001 mm    
Wheel Head Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Dressing Unit:                
Work Head Mounted           Fixed    
Variable Speed           0 ~ 6000 RPM (Bi-Directional)    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           Siemens 840 DE Solution Line    
System Specification           PCU50.5    
User Interface           Siemens HMI Advanced Software    
10.4″ Colour TFT Screen           Resolution 640 x 480 Pixels    
Operating & Programming           Matrix Advanced Programming    
                 
Machine – Physical:                
Approx Gross Machine Weight           13000 Kg    
Approx Machine Floor Area           8200 mm x 4200 mm    
                 
NOTE: These capacities are subject to inevitable restrictions, depending upon wheel head, Helix Angle, Work Holding, and Support Equipment.

0860 INTERNAL THREAD GRINDING MACHINE

Max Diameter Swing 160mm, Max Diameter Ground Bore 80mm, Min Diameter Ground Bore 20mm, Length of Ground Bore 20~60mm, Work Head: (C Axis) Torque Rating 47.8N-m, Spindle speed: 3000 rpm (18,850 rad.min-1)
Max Diameter Swing           160mm    
Max Diameter Ground Bore           80mm    
Min Diameter Ground Bore           20mm    
Length of Ground Bore           20~60mm    
                 
Work Head: (C Axis)                
Torque Rating           47.8N-m    
Work Speed Range           1 to150 RPM    
C Axis Resolution           (TBC)    
                 
Wheel Head:                
High Frequency Spindle           12000~20000RPM    
Helix Capacity (Manually adjustable)           ±10°    
                 
Wheel Head: (Z Axis)                
Table Slide Travel           90mm    
Table Slide Position Resolution           (TBC)    
Table Slide Traverse Speed           0 to 0.3 M/min    
                 
Wheel Head; (X Axis)                
Wheel Head Slide Travel           90mm    
Wheel Head Position Resolution           (TBC)    
Wheel Head Slide Traverse Speed           0 to 1.5 M/min    
                 
Wheel Dressing Unit:                
Pedestal Mounted           Manually adjustable helix ±10°    
Variable Speed           0 to 3000RPM    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           SIEMENS 808D    
System Specification           SIEMENS    
User Interface           MATRIX HMI    
8″ Colour TFT Screen           SIEMENS 808D    
Operating & Programming           MPF & SPF    
                 
Machine- Physical:                
Approx. Gross Machine Weight           3,500 Kg    
Approx Machine Floor Area           1900mm(Wide)x1800mm(High)x1800mm(Deep)
 
 

3060 INTERNAL THREAD GRINDING MACHINE

STANDARD FEATURES INCLUDE

Torque Motor Driven Work Head, Siemens 840DE CNC Control, Motorized Wheel Head, Coolant Clarification System, Programmable Helix, Centrifugal Separator, Absolute Encoders fitted on all configured Axes, Magnetic Separator, Work Head Mounted Dresser, Spindle Chiller Unit, Remote Diagnostics, Totally Enclosed Hood, lx Diamond Dressing Media, Fume Extraction, 1X Grinding Wheel, Air Conditioned (ECC), 1 x Hard Metal Quill
Max Diameter Swing           300 mm    
Max Diameter Ground Bore           200 mm    
Min Diameter Ground Bore           8 mm    
Max Length of Ground Bore           100 mm    
                 
Work Head: (C Axis)                
Torque Rating           154 Nm @ 120 RPM    
Work Speed Range           0.4 to 120 RPM    
C Axis Resolution           0.001⁰    
                 
Wheel Head:                
High Frequency Spindle           5000 – 30000 RPM    
Helix Capacity (A Axis)           ± 20⁰    
                 
Wheel Head: (Z Axis)                
Table Slide Travel           500 mm    
Table Slide Position Resolution           0.0001 mm    
Table Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Head: (X Axis)                
Wheel Head Slide Travel           310 mm    
Wheel Head Position Resolution           0.0001 mm    
Wheel Head Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Dressing Unit:                
Work Head Mounted           Fixed    
Variable Speed           0 ~ 6000 RPM (Bi-Directional)    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           Siemens 840 DE Solution Line    
System Specification           PCU50.5    
User Interface           Siemens HMI Advanced Software    
8″ Colour TFT Screen           Resolution 640 x 480 Pixels    
Operating & Programming           Matrix Advanced Programming    
                 
Machine – Physical:                
Approx Gross Machine Weight           6500 Kg    
Approx Machine Floor Area           3800 mm x 3500 mm    
                 
NOTE: These capacities are subject to inevitable restrictions, depending upon wheel head, Helix Angle, Work Holding, and Support Equipment.

5060 INTERNAL THREAD GRINDING MACHINE

STANDARD FEATURES INCLUDE

Torque Motor Driven Work Head, Siemens 840DE CNC Control, Motorized Wheel Head, Coolant Clarification System, Programmable Helix, Centrifugal Separator, Absolute Encoders fitted on all configured Axes, Magnetic Separator, Work Head Mounted Dresser, Spindle Chiller Unit, Remote Diagnostics, Totally Enclosed Hood, lx Diamond Dressing Media, Fume Extraction, 1X Grinding Wheel, Air Conditioned (ECC), 1 x Hard Metal Quill
Max Diameter Swing           500 mm    
Max Diamer Ground           400 mm    
Min Diameter Ground Bore           16 mm    
Max Length of Ground Bore           250 mm    
                 
Work Head: (C Axis)                
Work Head Torque           154 Nm    
Work Speed Range           0.4 to 120 RPM    
C Axis Resolution           0.001⁰    
                 
Wheel Head:                
High Frequency Spindle           5000 – 30000 RPM    
Helix Capacity (A Axis)           ± 12⁰    
                 
Wheel Head: (Z Axis)                
Table Slide Travel           500 mm    
Table Slide Position Resolution           0.0001 mm    
Table Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Head: (X Axis)                
Wheel Head Slide Travel           270 mm    
Wheel Head Position Resolution           0.0001 mm    
Wheel Head Slide Traverse Speed           0 – 7 M/Min    
                 
Wheel Dressing Unit:                
Helix Capacity           ± 12⁰    
Variable Speed           0 ~ 6000 RPM (Bi-Directional)    
Dressing Feed Rate           Programmable    
                 
Control System:                
CNC System           Siemens 840 DE Control    
System Specification           PCU50.5    
User Interface           Siemens HMI Advanced Software    
10.4″ Colour TFT Screen           Resolution 640 x 480 Pixels    
Operating & Programming           Matrix Advanced Programming    
                 
                 
Machine – Physical:                
Approx Gross Machine Weight           8000 Kg    
Approx Machine Floor Area           4800 mm x 3800 mm    
                 
                 
NOTE: These capacities are subject to inevitable restrictions, depending upon wheel head, Helix Angle, Work Holding, and Support Equipment.

About Company

Our clients range from FTSE companies, to large organisations and some small local businesses who are striving to expand.

To see a detailed list of our works and the progress please see our project page.

Cape Town Office

25 Mail Street, Western Province Park, Epping, Cape Town, 7460
+27 21 534 5351
hearn@wdhearn.co.za
FAX: +27 21 534 3374

Johannesburg Office

Corner of Atlas and Templehof South Road, Bonaero Park, Johannesburg
+27 11 970 7005
hearn@wdhearn.co.za
FAX: +27 86 678 9360