Model | TK110A-4P | Units | |
---|---|---|---|
Spindle head | Boring spindle diameter | 110 | mm |
Spindle taper | 7:24 ISO 50 | - | |
Tool shak | BT50 | - | |
Pull stud | P50T-I | - | |
Spindle speed | 10-1500 | r/min | |
Main motor power | 15 | kW | |
Spindle max torque | 1029 | Nm | |
Min distance from spindle center to table surface | 0 | mm | |
Spindle max drilling hole diameter | 65 | mm | |
Spindle max boring hole diameter | 300 | mm | |
Facing head | Facing head diameter | 670 | mm |
Facing head rotation speed | 7-165 | r/min | |
Max boring hole diameter of facing head | 700 | mm | |
Table | Table dimension | 1250×1400 | mm |
Max loading capacity | 5000 | kg | |
Machine travel | Table cross travel X | 1800 | mm |
Spindle head vertical travel Y | 1600 | mm | |
Table longitude travel Z | 1400 | mm | |
Spindle axial travel W | 600 | mm | |
Facing head slide travel U | 200 | mm | |
Feed speed range | X/Y/Z | 2.5-5000 | mm/min |
W | 2.5-3000 | ||
U | 1-500 | mm/min | |
B | 0.003-1 | r/min | |
Rapid | X/Y/Z | 5000 | mm/min |
W | 3000 | mm/min | |
U | 1000 | mm/min | |
B | 2 | r/min | |
Positioning accuracy | X/Y/Z | 0.018 | mm |
W/U | 0.025 | mm | |
B | 8 | ″ | |
Repeatability | X/Y/Z | 0.012 | mm |
W/U | 0.020 | mm | |
B | 6 | ″ | |
Overall power | -- | 65 | kVA |
Machine dimension | L×W×H (About) | 6530x4800x4400 | mm |
Machine weight | Net weight about | 21000 | kg |
Model | TK110A-4P | Units | |
---|---|---|---|
Spindle head | Boring spindle diameter | 110 | mm |
Spindle taper | 7:24 ISO 50 | - | |
Tool shak | BT50 | - | |
Pull stud | P50T-I | - | |
Spindle speed | 10-1500 | r/min | |
Main motor power | 15 | kW | |
Spindle max torque | 1029 | Nm | |
Min distance from spindle center to table surface | 0 | mm | |
Spindle max drilling hole diameter | 65 | mm | |
Spindle max boring hole diameter | 300 | mm | |
Facing head | Facing head diameter | 670 | mm |
Facing head rotation speed | 7-165 | r/min | |
Max boring hole diameter of facing head | 700 | mm | |
Table | Table dimension | 1250×1400 | mm |
Max loading capacity | 5000 | kg | |
Machine travel | Table cross travel X | 1800 | mm |
Spindle head vertical travel Y | 1600 | mm | |
Table longitude travel Z | 1400 | mm | |
Spindle axial travel W | 600 | mm | |
Facing head slide travel U | 200 | mm | |
Feed speed range | X/Y/Z | 2.5-5000 | mm/min |
W | 2.5-3000 | ||
U | 1-500 | mm/min | |
B | 0.003-1 | r/min | |
Rapid | X/Y/Z | 5000 | mm/min |
W | 3000 | mm/min | |
U | 1000 | mm/min | |
B | 2 | r/min | |
Positioning accuracy | X/Y/Z | 0.018 | mm |
W/U | 0.025 | mm | |
B | 8 | ″ | |
Repeatability | X/Y/Z | 0.012 | mm |
W/U | 0.020 | mm | |
B | 6 | ″ | |
Overall power | -- | 65 | kVA |
Machine dimension | L×W×H (About) | 6530x4800x4400 | mm |
Machine weight | Net weight about | 21000 | kg |
A knee type milling machine is a fundamental machine tool distinguished by its vertically adjustable worktable mounted on a "knee" casting. This knee moves precisely up and down a fixed column via a screw mechanism, enabling accurate Z-axis positioning crucial for diverse milling operations.
The core principle involves a rotating milling cutter removing material from a workpiece secured to the table. The adjustable knee mechanism allows controlled vertical movement (Z-axis), while the table provides longitudinal (X-axis) and transverse (Y-axis) travel. This 3-axis control facilitates complex machining of flat, angular, and contoured surfaces.
Since their development in the late 19th century, knee-and-column mills revolutionized machining. The iconic Bridgeport design (1938) popularized the turret style. While CNC machining centers dominate high-volume production, knee mills remain indispensable for flexibility, ease of use, and cost-effectiveness in job shops, schools, and repair facilities worldwide.
At Fortune Pacific, we engineer durable, high-precision knee type milling machines for demanding applications. Explore our range of vertical mills, horizontal mills, and CNC-ready models designed to enhance your workshop's capabilities. Discover the ideal machine for your metalworking, prototyping, or toolmaking needs.
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