工程机械配件名词解释

1. 行走马达 (Travel Motor) / 行驶马达 (Traveling Motor)

• 中文: 行走马达是挖掘机等工程机械驱动履带或车轮转动的液压马达，使设备能够移动。

• 英文: The travel motor is a hydraulic motor that drives the tracks or wheels of construction machinery such as excavators, enabling the equipment to move.

• 安装部位: 底盘 (Undercarriage)

• 举例: 卡特彼勒 CAT 320D 行走马达

2. 液压主泵 (Hydraulic Main Pump)

• 中文: 液压主泵是将发动机的机械能转化为液压能的核心部件，为挖掘机的所有液压系统提供动力。

• 英文: The hydraulic main pump is the core component that converts the mechanical energy of the engine into hydraulic energy, providing power to all hydraulic systems of the excavator.

• 安装部位: 发动机室 (Engine compartment)

• 举例: 小松 Komatsu PC200-8 液压主泵

3. 液压缸 (Hydraulic Cylinder)

• 中文: 液压缸是将液压能转化为直线往复运动的执行元件，用于挖掘机的动臂、斗杆和铲斗等部件的运动。

• 英文: The hydraulic cylinder is an actuator that converts hydraulic energy into linear reciprocating motion, used for the movement of excavator components such as the boom, arm, and bucket.

• 安装部位: 动臂、斗杆、铲斗 (Boom, arm, bucket)

• 举例: 沃尔沃 Volvo EC210B 液压缸

4. 冷却马达 (Cooling Motor) / 风扇马达 (Fan Motor)

• 中文: 冷却马达或风扇马达驱动冷却风扇旋转，帮助发动机散热，维持正常工作温度。

• 英文: The cooling motor or fan motor drives the cooling fan to rotate, helping the engine dissipate heat and maintain a normal operating temperature.

• 安装部位: 发动机冷却系统 (Engine cooling system)

• 举例: 日立 Hitachi ZX200 风扇马达

5. 齿轮泵 (Gear Pump)

• 中文: 齿轮泵是一种利用啮合的齿轮来泵送液体的容积式泵，常用于工程机械的辅助液压系统。

• 英文: A gear pump is a type of positive displacement pump that uses meshing gears to pump fluid, often used in the auxiliary hydraulic systems of construction machinery.

• 安装部位: 液压系统 (Hydraulic system)

• 举例: 卡特彼勒 CAT 14G 齿轮泵

6. 控制阀 (Control Valve) / 多路阀 (Multi-way Valve)

• 中文: 控制阀或多路阀用于控制液压油的流向和压力，从而控制挖掘机各个液压执行器的动作。

• 英文: The control valve or multi-way valve is used to control the flow and pressure of hydraulic oil, thereby controlling the actions of various hydraulic actuators of the excavator.

• 安装部位: 液压系统中部 (Middle of the hydraulic system)

• 举例: 小松 Komatsu PC300-7 控制阀

7. 活塞马达 (Piston Motor)

• 中文: 活塞马达是一种液压马达，通过液压推动活塞运动产生旋转动力，常用于驱动行走机构或回转机构。

• 英文: A piston motor is a hydraulic motor that generates rotational power by hydraulic pressure pushing pistons, commonly used to drive traveling or swing mechanisms.

• 安装部位: 行走机构或回转机构 (Traveling mechanism or swing mechanism)

• 举例: 沃尔沃 Volvo EC360B 回转马达

8. 终传动 (Final Drive) / 行走减速器 (Travel Reducer)

• 中文: 终传动或行走减速器是安装在行走马达和履带驱动轮之间的减速机构，用于增大扭矩，降低转速。

• 英文: The final drive or travel reducer is a reduction mechanism installed between the travel motor and the track drive wheel, used to increase torque and reduce speed.

• 安装部位: 底盘 (Undercarriage)

• 举例: 日立 Hitachi EX300-5 终传动

9. 主减速器 (Main Reducer)

• 中文: 主减速器通常指行走机构中的减速装置，功能与终传动类似，用于降低行走马达的转速并增大扭矩。

• 英文: The main reducer usually refers to the reduction device in the traveling mechanism, with a similar function to the final drive, used to reduce the speed of the travel motor and increase torque.

• 安装部位: 底盘 (Undercarriage)

• 举例: 卡特彼勒 CAT 349D 主减速器

10. 回转马达 (Swing Motor)

• 中文: 回转马达是驱动挖掘机上部结构旋转的液压马达，使挖掘机能够进行360度旋转作业。

• 英文: The swing motor is a hydraulic motor that drives the rotation of the upper structure of the excavator, enabling the excavator to perform 360-degree rotation operations.

• 安装部位: 上部结构 (Upper structure)

• 举例: 小松 Komatsu PC220-8 回转马达