… GSM320C3 CNC Gear Shaping Machine
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GSM320C3 CNC Gear Shaping Machine
  • GSM320C3 CNC Gear Shaping Machine

GSM320C3 CNC Gear Shaping Machine

Gears of modules from 0.125mm to 4mm can be machined and the machining accuracy can reach Grade 6 of the GB Standard on GSM320C3 CNC Gear Shaping Machine for typical workpiece such as the internal gears in the deep holes and the cluster gears.
  • GSM320 C3 CNC Gear Shaping MachineDownload
INQUIRY
Main Specifications of GSM320 C3 CNC Gear Shaping Machine
Model Unit GSM320
Type   C3
Simultaneous control   SIEMENS 828D, 3-axis
Maximum diameter of workpiece External gear mm 320
Internal gear 220 + cutter diameter
Maximum module of workpiece mm 8
Maximum face width mm 90
Maximum stroke of cutter spindle mm 110
Number of strokes for cutter spindle min-1 0~800
Diameter of cutter spindle mm 90
Diameter of cutter spindle journal mm 31.743
Travel position adjustment of cutter spindle mm 20
Distance between bearing surface of cutter and worktable surface mm 152~282
Distance between cutter spindle axis and worktable spindle axis mm -115~290
Cutter relieving amount mm ≥0.5
Angular cutter relieving amount mm ± 20
Diameter of worktable mm Φ340
Diameter of worktable hole mm Φ120
Number of T-slot   6
Radial feed of column mm/stroke 0.01~0.25
Rotary feed of cutter mm/stroke 0.01~2.5
Rapid radial feed of column m/min 1.5
Power of main motor kW 7.5
Total capacity kVA 25
Machine weight kg 11000
Overall dimensions (L x W x H) mm 2730×1635×2300
 
Optional equipments
1. FANUC 0i-MD;                          
2.
Slide type saddle;
3. Increase of bed height (max 500mm);      
4.
Tilt worktable (max tilt angle ±12°);
5. Hydrostatic saddle;                      
6. Helical guide (max helical angle
30°);
7. Tailstock center device;                  
8. Different cutter adaptors;

9. Automatic loading and unloading;         
10. Automatic safety door;

11. Fixtures;                               
12. Oil mist collecting device;

13. Deburring device;                      
14. Software for cutting non-circular gears;


Introduction
The high efficiency and high precision CNC gear shapers is equipped with nice and environmental protection full enclosures, the radial feed is performed by the traverse of the entire column. Gears of modules from 0.125mm to 4mm can be machined and the machining accuracy can reach Grade 6 of the GB Standard. Typical workpiece such as the internal gears in the deep holes and the cluster gears can be machined when a slide-type saddle is equipped on the machine. Non-circular gears, triangle-shape internal gears used in the internal gear pumps and special gears can be cut when special equipment is adopted for the machine, or by means of using a special cutting mode of great-helical rotary feed. The machine is suitable for single-job or small-lot production, and preferable for the mass production on the production lines.
Introduction
The high efficiency and high precision CNC gear shapers is equipped with nice and environmental protection full enclosures, the radial feed is performed by the traverse of the entire column. Gears of modules from 0.125mm to 4mm can be machined and the machining accuracy can reach Grade 6 of the GB Standard. Typical workpiece such as the internal gears in the deep holes and the cluster gears can be machined when a slide-type saddle is equipped on the machine. Non-circular gears, triangle-shape internal gears used in the internal gear pumps and special gears can be cut when special equipment is adopted for the machine, or by means of using a special cutting mode of great-helical rotary feed. The machine is suitable for single-job or small-lot production, and preferable for the mass production on the production lines.
Main Specifications of GSM320 C3 CNC Gear Shaping Machine
Model Unit GSM320
Type   C3
Simultaneous control   SIEMENS 828D, 3-axis
Maximum diameter of workpiece External gear mm 320
Internal gear 220 + cutter diameter
Maximum module of workpiece mm 8
Maximum face width mm 90
Maximum stroke of cutter spindle mm 110
Number of strokes for cutter spindle min-1 0~800
Diameter of cutter spindle mm 90
Diameter of cutter spindle journal mm 31.743
Travel position adjustment of cutter spindle mm 20
Distance between bearing surface of cutter and worktable surface mm 152~282
Distance between cutter spindle axis and worktable spindle axis mm -115~290
Cutter relieving amount mm ≥0.5
Angular cutter relieving amount mm ± 20
Diameter of worktable mm Φ340
Diameter of worktable hole mm Φ120
Number of T-slot   6
Radial feed of column mm/stroke 0.01~0.25
Rotary feed of cutter mm/stroke 0.01~2.5
Rapid radial feed of column m/min 1.5
Power of main motor kW 7.5
Total capacity kVA 25
Machine weight kg 11000
Overall dimensions (L x W x H) mm 2730×1635×2300
Optional equipments
1. FANUC 0i-MD;                          
2.
Slide type saddle;
3. Increase of bed height (max 500mm);      
4.
Tilt worktable (max tilt angle ±12°);
5. Hydrostatic saddle;                      
6. Helical guide (max helical angle
30°);
7. Tailstock center device;                  
8. Different cutter adaptors;

9. Automatic loading and unloading;         
10. Automatic safety door;

11. Fixtures;                               
12. Oil mist collecting device;

13. Deburring device;                      
14. Software for cutting non-circular gears;

Knee Type Milling Machine: Precision Versatility for Industrial Manufacturing

What is a Knee Type Milling Machine?

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.

Working Principle

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.

Key Applications

  • Tool & Die Making: Precision molds, jigs, fixtures
  • Prototyping: Rapid part development
  • Maintenance Shops: Equipment repair & part fabrication
  • General Machining: Slotting, drilling, facing, keyway cutting
  • Aerospace & Automotive: Component manufacturing

Distinctive Features & Advantages

  • Vertical Adjustability: Knee movement enables quick workpiece height changes
  • Rigid Construction: Robust cast iron frame ensures stability
  • Manual & CNC Options: Traditional control or computer numerical precision
  • Turret Design (Common): Swiveling milling head for multi-angle machining
  • Wide Workpiece Compatibility: Handles various sizes and shapes

Primary Classifications

  • Vertical Knee Mill: Spindle axis perpendicular to table (most common)
  • Horizontal Knee Mill: Spindle axis parallel to table (for heavy stock removal)
  • Universal Knee Mill: Table swivels for complex angular cuts
  • Turret Mill: Head rotates on turret for flexible positioning

Main Components

  • Base & Column: Primary support structure
  • Knee: Vertically moving saddle supporting the table
  • Saddle & Table: Hold and position the workpiece (X/Y axes)
  • Milling Head: Houses spindle, motor, and quill (Z-axis)
  • Arbor/Spindle: Rotating shaft holding cutting tools
  • Controls: Manual handwheels or CNC interface

Evolution & Industry Significance

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.

Fortune Pacific: Your Knee Mill Solution

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.

Keywords: Knee Type Milling Machine, Vertical Milling Machine, Horizontal Mill, Turret Mill, Knee-and-Column Mill, Milling Machine for Sale, Industrial Milling, Metalworking Equipment, Workshop Machinery, CNC Mill, Toolroom Mill, Precision Machining, Fortune Pacific, Machine Tool Manufacturer.