GD High Efficiency Hobbing Cutter for Steel Plate Beveling
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GD High Efficiency Hobbing Cutter for Steel Plate Beveling

1. Application and Characteristic of GD series Hobbing Cutter
2. Working Principle of GD series Rolling Shear Beveling Machine
3. Main Units and Operation of GD Series Small Plate Edge Milling Machine
4. Technical Parameters of GD Series Hobbing Cutter
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1.       Application and Characteristic of GD series Hobbing Cutter:

1)      GD series Hobbing Cutter belongs to the Welding Equipment for welding groove preparation: It is used for small plate chamfering, making prepare for welding operation that followed. So, Hobbing Cutter has similar function as Edge Milling Machine, and Triple Flame Cutting Machine, but in different working style and aiming on smaller size of metal plate;

2)      The GD series Small Plate Edge Milling Machine is dedicated being developed for small plate chamfering, on plate thickness equal to and or thinner than 20mm. Please check below photo on finished effect delivered from the GD20 Small Plate Chamfering Machine: (Fig.1)

Fig1 Rolling Shear Beveling Machine 8

3)      Hobbing Cutter utilizes the tool of hobbing cutter, or called rolling shear, for chamfering edge of small plate with one time finish. In this respect, it has the same name of Rolling Shear Beveling Machine, or Rolling Shear Chamfering Machine;

4)      The GD series Hobbing Cutter fills the vacancy in the field of small plate edge milling, making versatile choices of metal plate edge milling for customers to make decision.



2.       Working Principle of GD series Rolling Shear Beveling Machine:

1)      The working principle of the GD series Small Plate Edge Milling Machine please check below attached sketch and picture:  (Fig.2,3)

Fig2 Small Plate Edge Milling Machine


Fig3 Hobbing Cutter 7

2)      As can be seen from the above pictures and attached photos, there are a piece of rolling shear, or hobbing cutter, equipped at working unit of the Rolling Shear Beveling Machine;

3)      During work, with the going forward of the small metal plate through the working section of the Hobbing Cutter, the small metal plate is squeezed and beveled in the process of shear revolving, accomplishing the task of small plate edge milling;

4)      Working unit and finished product of the GD series rolling shear Hobbing Cutter please see attached picture;

5)      The materials that can be edge milled in the GD series Rolling Shear Beveling Machine include all common used metal. For example: Carbon Steel, Stainless Steel, 16Mn., etc.;

6)      The GD series Small Plate Edge Milling Machine has safe, simple and convenient operation, and works in high efficiency, in the constant working velocity of 3000 mm cutting length/min.



3.       Main Units and Operation of GD Series Small Plate Edge Milling Machine:

1)      Main Units Composing GD model Rolling Shear Beveling Machine:

a)       As can seen from the attached photos, the GD series Small Plate Chamfering Machine is mainly composed of mechanical machine body, rolling shear, input and output supporting racks of 3m long each, and control system;

b)      The input and output supporting racks are used for holding workpiece in the process of small plate chamfering in the GD model Rolling Shear Beveling Machine;

2)      Operation of the GD model Small Plate Edge Milling Machine:

a)       To relieve hands of operator during operating the GD series Hobbing Cutter, control of the Hobbing Cutter is supplemented with foot pedal switch, besides operating panel. Please check attached photos;

b)      There is an emergency stop button on the side wall of the GD model Rolling Shear Beveling Machine, which is close at hand for convenient quick access, in case contingency happens.



4.       Technical Parameters of GD Series Hobbing Cutter:

Technical specifications of workpiece and parameter of the GD series Small Plate Edge Milling Machine of Hobbing Cutter please check below table:

GD Series Rolling Shear Beveling Machine

Plate Tension Stress δb (N/mm2)

<400

>400~500

>500~600

Plate Material

Q235

Q345

1Cr18Ni9TiQ

Bevel Width W

20 mm

16 mm

12 mm

Small Plate Chamfering Speed

2.9 m/min.

3.1 m/min.

3.4 m/min.

Plate Max. Thickness h

40 mm

Bevel Angle Range α

25° ~ 55°

Min. Blunt Size e

2 mm

Dimension (L x W x H) of the

Hobbing Cutter

1240 x 940 x 1500 mm

Motor Model Y112M-4

4KW/ 1440 rpm

Main Shaft Revolving Speed

7.7 rpm

Diameter of Milling Tool

φ200 mm



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