3 sets of GD20 Hobbing Cutter were delivered to Customers from Wuxi JACK

Background of This Blog on GD20 Small Sheet Plate Hobbing Cutter

In the beginning of Mar. 2023, Wuxi JACK made shipment on 3 sets of GD20 Rolling Shear Beveling Equipment. This short blog will have a discussion on this Small Plate Chamfering Machine, covering the topics of:

• Function, Advantage, and Applicable Application Field of GD20 Small Sheet Plate Edge Milling Machine;

• Development History and Characteristics of GD20 Rolling Shear Beveling Machine;

• Technical Specifications of GD20 Small Plate Hobbing Cutter;

• Put into Use of GD20 Small Plate Edge Milling Machine

  
  

A. Function, Advantage, and Applicable Application Field of GD20 Small Sheet Plate Edge Milling Machine:

1. Usage of GD20 Rolling Shear Beveling Equipment:

1) Function: This compact size Hobbing Cutter is for high efficiently and conveniently making beveling on edges of sheet metal:

2) The workpiece beveled from Wuxi JACK GD20 Rolling Shear Beveling Machine: (Fig.1)

3) Nomination: This Small Sheet Plate Hobbing Cutter is featured product of Wuxi JACK. It gets product name from working principle: By means of high speed revolving of its facer blade, the edge of workpieces can be grooved accordingly. In this respect, it is a kind of mechanical style small scale Edge Milling Machine:

4) The machining tool Φ200mm milling cutter installed in Wuxi JACK Small Plate Edge Milling Machine: (Fig.2)

2. Strong Points of GD20 Small Plate Chamfering Machine:

•  Available Beveling Equipment: Besides this GD20 Hobbing Cutter, other machines that are used for making edge grooves on sheet metal include: CNC CG series Flame Triple Cutting Machine, and XBJ series Edge Milling Machine;

• The Unique Merits of GD20 Rolling Shear Beveling Equipment:

1) Energy Saving: Lower electric power consumption, and no need on preparing thermal gas, such as Oxygen, Acetylene, and Propane;

2) Convenient and Easy Operation: No need to use fixture for clamping workpiece into Hobbing Cutter Small Sheet Plate Edge Milling Machine: Just put the metal plate onto its supporting racks. Besides, no need to remove deburr left on edge of workpieces after beveling operation;

3) Compact Overall Dimension for Saving Land Occupation: Customers can conveniently find any plot of area in their workshop, to locate or relocate the GD20 Rolling Shear Beveling Machine;

The on site arrangement of Wuxi JACK GD20 Small Plate Chamfering Machine: (Fig.3)

4) Quick Installation: Under majority conditions, customers just need to put the GD20 Small Plate Edge Milling Machine onto workshop floor. Only when it is necessary to bevel on large workpiece, does the anchor bolts necessary;

5) Saving Equipment Purchase Budget and Running Cost: The GD20 Hobbing Cutter Small Plate Chamfering Machine itself has much lower quotation than Edge Milling Machine and Triple Flame Cutting Machine. Its consumables consumption and maintenance cost are also much less;

6) Different Materials of Workpiece available: Besides carbon steel (Q235~ Q345), GD20 Rolling Shear Beveling Equipment can also be used for making chamfering on other common seen metal material, such as 16Mn, 1Cr18Ni9Ti, stainless steel...;

3. Applicable Using Realm of GD20 Small Plate Hobbing Cutter:

1) Fitting Workpieces: GD20 Small Sheet Plate Edge Milling Machine is suitable for small size sheet metal. The typical specifications of workpieces are up to 1~3m length, max. 1m width, the largest thickness is 40mm, and weight around several hundreds kilograms;

2) Suitable Industry: The GD20 Rolling Shear Beveling Machine is very applicable for being used in facilities of Vehicle, Construction Machinery, Engineering Machinery,.. where sizes of sheet metal are relatively small, and requirement on welding seam is high and strict.

B. Development History and Characteristics of GD20 Rolling Shear Beveling Machine:

1. Development History: GD20 Hobbing Cutter Small Plate Edge Milling Machine is “Old” product in Metal Forming Industry. It was developed and put into market since 1980s, and has exuberant long lasting vitality, thanks to its powerful function, and user friendly operation;

2. Characteristics of GD20 Rolling Shear Beveling Equipment:

1) Model: As a compact Rolling Shear Beveling Equipment, there is only one model of this Small Plate Hobbing Cutter: GD20. It is originated from diameter of its core working element: The diameter Φ200mm milling cutter, one size fitting for all;

2) Beveling Angle Range: The welding groove angle produced from GD20 Small Plate Hobbing Cutter is 25° ~ 55°, this covers majority (Around over 75%) of required chamfer angle in practical application, in the field of sheet metal bevelling, which is very cost effective and high productivity;

3. The Φ200mm milling cutter equipped in Wuxi JACK GD20 Small Plate Rolling Shear Beveling Machine: (Fig.4)

C. Technical Specifications of GD20 Small Plate Hobbing Cutter:

1. In product section “GD20 Hobbing Cutter Small Plate Chamfering Machine” we give detailed introduction on the aspect of technical view. Here is a brief summary here:

2. Workpiece Illustration for GD20 Small Plate Edge Milling Machine: (Fig.5)

3. The Main Technical Parameters of GD20 Rolling Shear Beveling Machine:

In below table, all parameters are denoted based on the signs and labels marked in the above illustration figure 5:

Workpiece Sheet Plate Tension Stress δb (N/mm2)	＜400	＞400~500	＞500~600
Workpiece Sheet Plate Grade	Q235	Q345	1Cr18Ni9TiQ
Max Width of the Slant W in Groove (mm)	20	16	12
Edge Grooving Working Speed V (mm/min)	~2,900	~3,100	~3,400
Max. Thickness of Workpiece Sheet Plate	45 mm
Bevel Angle Range	25° ~ 55°
Min. Straight Side (mm)	2 mm
Overall Dimension of GD20 Hobbing Cutter: L x W x   H	Mechanical Main Frame: 1240 x 940 x 1500 mm Excluding supporting brackets
Motor Model Y112M-4	4KW/1440V/min
Spindle Revolving Speed of Milling Tool	7.7 V/min
Diameter of Milling Tool	φ200 mm, one type

D. Put into Use of GD20 Small Plate Edge Milling Machine:

It is time saving, low cost, and easy to put into use the GD20 Small Sheet Plate Hobbing Cutter. The main 4 steps in the process involves:

1. Transportation and Installation of GD20 Rolling Shear Beveling Machine:

1) GD20 Small Plate Edge Milling Machine is an integral equipment, which does not need to be dismantled and re-assembled during its shipment from Wuxi JACK to customers;

2) Just make package on the main machine of GD20 Small Plate Hobbing Cutter for its transportation, and put it onto workshop floor directly at customer facility, without the necessity of further securing into foundation:

3) Using site of Wuxi JACK GD20 Small Plate Chamfering Machine: (Fig.6)

2. Commissioning On and Trail Run of GD20 Rolling Shear Beveling Equipment:

This main involves validating on electric control system of the GD20 Small Plate Edge Milling Machine:

1) The 3 main actions of milling cutter revolving are: Forward/ Backward/ and Stop;

2) The correct revolving direction of milling cutter should be CCW Counter clockwise, when operator stands facing toward main body of the GD20 Small Plate Hobbing Cutter;

3. Daily Operation of GD20 Small Sheet Plate Hobbing Cutter:

1) Beveling Angle Adjustment: This is realized by unloosing the 4 pieces of lock nuts in the wall board of Rolling Shear Beveling Machine, and turning the rod accordingly;

2) Fitting for Workpiece Size: This is made by turning handwheels on mechanical main frame of the GD20 Hobbing Cutter:

3) Operating indication on Wuxi JACK GD20 Small Plate Edge Milling Machine: (Fig.7)

4. Maintenance on GD20 Small Plate Chamfering Machine:

1) Proper Lubrication: To maintain long term high standard performance of the GD20 Small Sheet Plate Edge Milling Machine, the most important precondition is its regular overall lubrication, especially on leadscrew, reducer box, and spindle bearing;

2) The corresponding critical points for lubrication are explained in detail, in manual book of Wuxi JACK GD20 Small Plate Hobbing Cutter:

3) Lubrication sketch of Wuxi JACK GD20 Small Plate Hobbing Cutter Edge Milling Machine: (Fig.8)