Hydraulic Compost Turning Machine

The hydraulic compost turning machine is a core piece of equipment in theaerobic fermentation of organic waste; it is primarily used to turn and aerate materials such as livestock manure, sludge, sugar mill filter mud, processing residues (such as pomace and oilseed cake), straw, and sawdust. Compared to traditional mechanically driven turners, this model utilizes a fully hydraulic drive system, achieving comprehensive upgrades in power output, lifting control logic, and operational flexibility. Widely used in facilities such as organic fertilizer plants, waste treatment centers, horticultural nurseries, and button mushroom farms, it is a key piece of equipment for realizing industrialized and standardized operations within the aerobic fermentation process.

What are the structural components and working principles of the hydraulic compost turning machine?

The hydraulic compost turning machine primarily consists of a drive system, a lifting mechanism, a travel mechanism, a turning assembly, and a transfer carriage. The lifting mechanism utilizes a hydraulic lift system comprising a hydraulic pump station, solenoid valve assembly, hydraulic hoses, and hydraulic cylinders. During operation, a high-pressure hydraulic pump serves as the power source, transmitting power via hydraulic fluid to drive the coordinated action of the turning shaft (equipped with tines) and the travel mechanism.

The machine straddles the rails on both sides of the fermentation channel, moving forward or backward, while a high-power hydraulic motor drives the turning rotor to rotate at high speed. Alloy mixing tines, arranged in a spiral pattern on the rotor, cut deep into the material to break up and toss compacted matter. Simultaneously, the hydraulic lifting mechanism adjusts the rotor's position in real-time based on the pile height, ensuring consistent turning depth. This deep-turning process brings oxygen-deprived “cold material” from the bottom to the surface and buries dry“hot material”from the surface into the interior. Combined with the channel's bottom aeration system, this causes the pile temperature to rapidly rise above 70℃within 48 hours, effectively eliminating pathogens, insect eggs, and weed seeds.

What are the application scenarios for the hydraulic compost turning machine?

The hydraulic compost turning machine is designed for aerobic fermentation processes and can be used in conjunction with solar fermentation chambers, fermentation troughs, and transfer carriages. When the main unit is paired with a transfer carriage, it enables a multi-trough operating mode, significantly increasing equipment utilization rates.

In organic fertilizer production lines, the hydraulic compost turner operates between the solid-liquid separation and the aging/screening stages, serving as the primary site for biochemical reactions. Its consistent turning quality yields high-grade raw material——characterized by optimal moisture content and uniform particle size——for subsequent crushing and granulation processes, thereby substantially reducing material recirculation rates and energy consumption.

Materials suitable for processing include:

Livestock and poultry manure (chicken, pig, cattle, sheep manure, etc.)

Municipal sludge and sugar mill filter mud

Straw, sawdust, spent mushroom substrate, and various dregs or press cakes

Kitchen waste and other organic waste

For organic fertilizer projects with an annual capacity exceeding 10,000 tons, configuring a single turner to serve multiple parallel troughs enables continuous material intake and discharge, greatly enhancing site utilization and production continuity.

How do you select the right hydraulic compost turning machine?

When purchasing a hydraulic compost turner, it is recommended to focus on the following three aspects:

1. Matching channel specifications: Select the appropriate model based on the width and depth of the fermentation channel.

2. Material characteristic assessment: If the feedstock has high moisture and viscosity (e.g., fresh manure or sludge), a hydraulically driven model is recommended; its high torque output and flexible overload protection effectively mitigate the risk of machine jamming. For shallow channels (≤1.2 meters) with relatively uniform material and a limited budget, a standard electric chain-drive model will suffice.

3. Capacity and automation requirements: For operations processing 50-500 tons daily, a model with hydraulic lifting capabilities is a suitable choice. For projects featuring multiple parallel fermentation channels, significant feedstock variability, and a need for continuous, non-stop operation, the hydraulic compost turner——with its stepless depth adjustment and ability to rotate between channels—offers an ideal upgrade path to enhance stability and reduce failure rates.

The application of hydraulic compost turning machine marks the leap from "extensive manual work" to "factory-based intelligent control" of organic fertilizer fermentation. It uses hydraulic drive to reshape the growth microenvironment of microorganisms, and uses scientific technology to achieve harmless treatment of pollutants. For companies facing the pressure of environmental protection inspections and pursuing high-quality organic fertilizer output, investing in a reliable hydraulic compost turner is not only a guarantee of compliant production, but also a tool for reducing costs and increasing efficiency.