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Pull Boring Machines
Pull boring machine The machine has the function of drilling, boring, pull boring, trepanning, rolling. Product detail Description: Tooling infeeding adopts servo motor ,servo speed reducer, rack and pinion structure , stepless speed can be realized . Machine equips with two sets drill bar...
Description
Pull boring machine
The machine adopts pull boring processing mode , hole accuracy is high .
Machine main technical parameters:
Specification | Parameters | Remark | ||
Working capacity | Drilling diameter range | 30-100mm | / | |
Boring(rolling) diameter range | 40-350mm | / | ||
Max. processing depth | 7000mm | / | ||
Workpiece OD range | 100-450mm | / | ||
Workpiece length range | 500mm-7000mm | / | ||
Machine features | Z1 axis (Drill box feeding) | Feeding speed range | 5-500mm/min | / |
Rapid move speed | 1500mm/min | / | ||
Servo motor torque/power | 27Nm/4.3KW | / | ||
Z2 axis (Oil pressure head movement) | Rapid move speed | 3m/min | / | |
Servo motor torque/power | 27Nm/4.3KW | / | ||
Drill box | Rotary speed range | 40-500r/min | 12-gear | |
Motor power | 30KW | Three-phase asynchronous motor | ||
Headstock | Rotary speed range | 40-500r/min | 12-gear | |
Motor power | 30KW | Three-phase asynchronous motor | ||
Chuck | 500mm | Manual three-jaw | ||
Spindle front end taper hole | 85 | / | ||
Others | Height from spindle center to upper of guide rail | 500mm | / | |
Guide rail width | 600mm | |||
Machine general power | 86KW | / | ||
Machine load | 3T | / | ||
Machine weight | 23T | / | ||
Machine floor size | 19.5m x 3.5m | |||
Coolant system | Max. pressure | 2.5MPa | / | |
Max. flow | 800L/min | / | ||
Coolant pump motor power | 7.5kw | / | ||
Oil tank volume | 4600L | / | ||
Machine standard configurations:
Machine bed,headstock, 1sets workpiece carrier, oil pressure head,3sets drill bar support rest, drill box,sliding guide rail,rack and pinion,coolant system,PLC system, electric cabinet, 2sets center rest, working lamp,Machine Parallels and anchor bolt, Machine User Manual .
Machine main configurations list :
Series | Name | Supplier |
1 | PLC | DELTA |
2 | Main motor of headstock | Chinese famous brand |
3 | Spindle bearing | NSK |
4 | Main motor of drill box | Chinese famous brand |
5 | Main electric components | SCHNEIDER |
6 | Rack | Taiwan YYC or similar brand |
Processing accuracy :
Drill hole deviation: Workpiece rotation 0.5mm/1000mm(Drill depth: hole diameter less than 100:1)
Drill hole roughness : Ra3.2-6.3um
Drill hole size accuracy: IT8-IT11
Fine boring roughness : Ra1.6-3.2um
Fine boring hole size accuracy : IT8-IT9
More photos for reference :
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