External structure

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 

   

1. All-steel structure design and fabrication, aesthetically pleasing and structurally reliable.

2. Utilized UG (Finite Element Method) analysis and computer-aided optimization design.

3. Integral welded steel plate structure, possessing excellent strength, rigidity, and vibration resistance. Two cylinders are fixed to left and right columns. An auxiliary tool holder is provided on the worktable for easy fine-tuning of the blades. Feeding rollers are also installed on the worktable for convenient operation.

4. Vibration aging technology is used to eliminate internal stress.

5. The entire frame is sandblasted to remove rust and then coated with anti-rust paint.

Machine Display

Performance characteristics

1. The blade gap is adjustable to accommodate different plate thicknesses and materials.

2. The upper and lower blades can be used with two or four cutting edges. They are made of high-quality materials to improve wear resistance and service life.

3. The upper blade holder adopts an inward tilting structure for easier material unloading and improved workpiece accuracy.

4. Adjusting the shearing stroke can improve processing efficiency and enable segmented shearing.

5. An automatic counting function is included to reduce tedious counting work.

6. All parts are rationally designed for easy operation; key parts require lubrication every shift.

Hydraulic system

1. An advanced integrated hydraulic system is adopted, reducing pipeline installation and ensuring high reliability and safety during machine operation.

2. A hydraulic pressing mechanism is used. After oil is supplied to several pressing cylinders mounted on the support plate at the front of the machine frame, the pressing head presses down against the tension of the spring, clamping the sheet material. After shearing, it returns to its original position by the tension of the spring. The magnitude of the pressing force increases with the increase of the thickness of the sheet being sheared.

Electrical Control System

1. Electrical components and materials conform to international standards, ensuring safety, reliability, and long service life.

2. This machine uses a 50Hz, 380V three-phase four-wire power supply. The machine motor uses three-phase 380V, and the control transformer uses two-phase 380V. The output of the control transformer supplies power to the control circuit, with 24V used for back gauge control and the solenoid directional valve.

6V supplies indicator lights, and 24V supplies other control components.

3. The electrical box is located on the left side of the machine tool. Except for the foot switch, all operating components are concentrated on the button station at the front of the machine tool. The function of each operating component is indicated by a symbol above it.

Core components
   

Main motor

Uses a renowned brand motor with a national standard all-copper core,features low noise and a long service life.

High-pressure oil pump:

Adopts high-performance oil pumps from well-known domestic brands, with high volumetric efficiency, small flow and pressure fluctuations, and low noise.

Hydraulic Valve Assembly:
The hydraulic valve assembly uses well-known Jiangsu Jianhu brand (German Rexroth is optional), and adopts an advanced hydraulic control system, which is efficient and highly accurate.

Oscillating Structure
A well-designed oscillating structure for the tool holder relies on a hydraulic transmission system. Through the cooperation of components such as hydraulic cylinders, the return stroke is achieved. During the return stroke, the tool holder oscillates in an arc around a fixed axis.
 

Gap Adjustment

The gap between the upper and lower blades can be adjusted by rotating the handle, suitable for shearing different sheet thicknesses. An indicator light shows the adjustment process, which is easy, quick, and stepless.

Key Advantages

Years of experience in metal processing equipment manufacturing.

Mature and stable QC12K series products.

Strict factory testing to ensure stable operation of every machine.

Supports multiple specifications and models as well as customization needs.

Provides professional after-sales and technical support.

 

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Model Shearable
specificatio
ns
Shear
angle
Stroke
times
Rear material
blocking
distance
Main
motor
power
External
dimensions
4×2500 4×2500 1.5 18 20-500 4 2960x1380x1500
4×3200 4x3200 1.5 14 20-600 7.5 3600x1650x1620
4x4000 4×4000 1.5 12 20-600 7.5 4500x1900x1800
4x5000 4×5000 1.5 10 20-600 7.5 5700×2100×2200
6x2500 6x2500 1.5 16 20-600 7.5 2900x1600x1620
6x3200 6x3200 1.5 14 20-600 7.5 3700x1650x1680
6x4000 6x4000 1.5 12 20-600 7.5 4500x1900x1800
6x6000 6x6000 1.5 8 20-600 11 6700×2200×2200
8x2500 8x2500 1.5 14 20-600 11 2960x1650x1700
8x3200 8x3200 1.5 12 20-600 11 3700x1650x1700
8x4000 8x4000 1.5 8 20-600 11 4480x1800x1700
8x5000 8x5000 1.5 6 20-600 11 5700×2250×2310
10×2500 10×2500 1.5 10 20-600 11 3200x1800x1700
10x3200 10x3200 1.5 10 20-600 11 3900x1950x1900
10x4000 10x4000 1.5 8 20-600 18.5 4700×2200×2100
10x6000 10x6000 1.5 6 20-600 18.5 6700×2500×2450
12×2500 12×2500 1°40' 11 20-600 15 3200×2060x1960
12x3200 12×3200 1°40' 10 20-600 18.5 3900×2127×2100
12x4000 12x4000 1.75 8 20-600 18.5 4700×2250×2100
12x6000 12x6000 1.75 5 20-600 22 6700×2700×2750
12x8000 12×8000 1.75 5 20-600 22 9100×3400×2900
16×2500 16×2500 2.5 8 20-600 18.5 2900×2127×2000
16x3200 16×3200 2.5 7 20-600 22 4000×2400×2100
16x4000 16x4000 2.5 6 20-600 22 4700×2500×2300
16x6000 16x6000 2.5 6 20-600 30 6700x3300×2750
20×2500 20×2500 2.5 6 20-600 30 3200×2450×2150
20×3200 20×3200 2.5 5 20-600 30 3900×2500×2200
20x4000 20x4000 2.5 4 20-600 37 4800×2600×2400
20x6000 20x6000 2.5 4 20-600 37 6700×3200×2860
25×2500 25×2500 3 4 20-600 37 3500×3000×2300
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