Excavator

This machinery should be used according to operation manual under the normal condition.
ENGINE
Type: 4 line cylinders, 4 strokes, direct injection, water cooling diesel engine.
Model: YANMAR 4TNV94L or Cummins B3.3.
ELECTRICAL SYSTEM
Electrical system including engine start system, battery charging system, complete machine monitor and control system, engine control system, hydraulic pressure electrically controlled system.
AIR-CONDITIONING SYSTEM
Air-conditioning system including refrigeration system, hot system and defrosting system.
HYDRAULIC PUMP
Slanting disc variable axial ram pump, this pump supplies power to all hydraulic system; it has the power current capacity and the pressure control, realizes to the engine power optimizing control.
THE MASTER CONTROL VALVE
Current distributing Valve without effect from hydraulic loading .It is composed by input valve, direction changing valve and output valve.
THE WALKS MOTOR AND THE GEAR BOX
Slanting disc type ,2 gear variable oil motor. It integrates the multi-piece type in the vehicle brake, the reversion by-pass valve, assists the overflow valve. Two level of planet deceleration structure.
THE ROTATES MOTOR AND THE GEAR BOX
Rotating part include cylinder body and 9 the pistons inside the cylinder. The piston can skid steadily on the slanting plate by the guidance of oil returning disc and the spring. The cylinder covers part by the overflow valve as well as which uses for the cushion for prevented the air pocket uses to make up the oil valve to compose.
The gear box is made of the sun gear, the planet gear, the pinion and the outer covering .The supplies rotation motor output shaft power through the sun gear and the planet gear reduce the speed, and the great torque is transmitted the pinion.


please contact me through: yangch at tqmmm.com.cn
please contact me through: yangch at tqmmm.com.cn
please contact me through: yangch at tqmmm.com.cn

Chengdu Tianqi Machinery, Metals and Minerals Import and Export Co., Ltd. (hereinafter referred to as TQMMM) is an experienced import and export company that specializes in foreign trade.Export Products including as follows:1?Mechanical ProductsChengdu Tianqi-Chenggong Machinery Import and Export Co., Ltd. is an joint venture established by TQMMM and Chengdu Chenggong Construction Machinery Co., Ltd. Sichuan, which is a large-scale backbone enterprise for Construction Machinery in China. Chengdu Tianqi-Chenggong Machinery Import and Export Co., Ltd. specializes in exporting the different sorts of Construction machinery products manufactured by2?Chemical ProductsTQMMM, acting as a sole export agent of Shehong Lithium Industry Co., Ltd., Sichuan, which is a well-known manufacturer for lithium salts in China, exclusively deals in chemical products for the different sorts of lithium salts.3?Lithium Battery Products of Diversified MetalsTQMMM is one of the stockholders of Chengdu Jianzhong Lithium Battery Co., Ltd., [ Buying Categories ] - Rubber & Plastics >> Rubber Products - Minerals & Metallurgy >> Other Non-Metallic Minerals & Products - Manufacturing & Processing Machinery >> Other Manufacturing & Processing Machinery - Minerals & Metallurgy >> Other Metals & Metal Products