Hydraulic grabs for excavators refers to a special working device installed on the excavator and driven by the hydraulic system for grabbing and moving various materials. The excavator itself is equipped with a powerful hydraulic system. The hydraulic grab uses the pressure of the excavator hydraulic system to control the opening, closing, rotation, and other actions of the grab through the movement of the hydraulic cylinder. The advantages of the hydraulic drive are strong power, precise control, and stable and reliable action. It has a wide range of uses and can perfectly solve the problems of your engineering projects. Contact us now to get a quote.【WhatsApp/WeChat/Phone/Skype】+86 136 1385 6800
Excavator Hydraulic Grab Parameter:
MODEL | YG-Mini | YG-Minis | YG02 | YG04 | YG06 | YG08 |
A | 610 | 750 | 807 | 890 | 1225 | 1530 |
B | 670 | 900 | 1000 | 1087 | 1320 | 1680 |
C | 404 | 400 | 492 | 542 | 620 | 820 |
Oil Pressure (bar) | 80-110 | 80-110 | 110-140 | 120-160 | 150-170 | 160-180 |
Excavator Weight (ton) | 1.5 | 3 | 5 | 8 | 12 | 20 |
Weight(kg) | 130 | 280 | 300 | 370 | 660 | 1060 |
Working Principle of Hydraulic Grab:
- Hydraulic power source: The excavator engine drives the hydraulic pump to produce high-pressure hydraulic oil.
- Hydraulic control: The operator controls the flow direction and pressure of the hydraulic oil through the hydraulic joystick of the excavator (usually the handle or foot valve in the cab).
- Hydraulic cylinder drive: The hydraulic oil enters the hydraulic cylinder on the grab through the hydraulic pipeline.
- Grab movement: The hydraulic cylinder drives the piston to move, and the piston rod is connected to the connecting rod mechanism of the grab, driving the grab petal of the grab to open, close, clamp, rotate, etc., to grasp and release the material.
- Precise control: The precise hydraulic control system can ensure the smooth movement of the grab, adjustable force, and precise positioning, to achieve safe and efficient material handling.
The Main Advantages and Benefits of Hydraulic Grabs:
- Improve efficiency and save labor: Compared with manual handling, hydraulic grabs are faster and more efficient, which can significantly reduce manpower input and reduce labor costs.
- Enhance the versatility of excavators: Excavators are no longer limited to a single excavation function, expand their application range, improve equipment utilization, and achieve “one machine for multiple uses”.
- Flexible operation, accurate and reliable: The hydraulic system is precisely controlled, the grab moves smoothly, and the operation is flexible, which can achieve accurate grabbing and positioning and reduce material damage.
- Improve safety: Mechanized operation replaces part of manual operation, which can reduce the labor intensity of workers and reduce the occurrence of safety accidents, especially when handling heavy objects or dangerous goods.
- Strong adaptability and wide application: Various types of grab designs can adapt to various materials and working environments, and the application field is very wide.
- Reducing operating costs: By improving efficiency, saving labor, reducing material loss, etc., the overall operating costs can be reduced in the long run and economic benefits can be improved.
Hydraulic Grabs for Excavators Manufacturer – YG Machinery
The hydraulic grabs of excavators are an indispensable and important part of modern construction machinery. It greatly expands the function of the excavator, making it competent for various complex material handling, loading and unloading, sorting, demolition, and other tasks, significantly improving work efficiency, reducing labor costs, and playing a vital role in many industries such as construction engineering, forestry, recycling, mining, ports, and terminals. Choosing the right type of hydraulic grab and operating and maintaining it correctly can maximize its effectiveness and bring great convenience and benefits to engineering construction and production. Contact us now to get a quote.【WhatsApp/WeChat/Phone/Skype】+86 136 1385 6800