Tractor axle housings, transmission housings, and other agricultural machinery housings are key structural components used in tractors, combine harvesters, and agricultural equipment.
Tractor axle housings, transmission housings, and other agricultural machinery housings are key structural components used in tractors, combine harvesters, and agricultural equipment. Commonly made from cast iron or ductile iron, they feature mounting surfaces, bearing bores, locating holes, and threaded holes, making them typical applications for CNC machining of agricultural machinery parts.
These housings are often large and heavy, while multiple machining surfaces and hole patterns must maintain accurate positional relationships. Vibration, workpiece deformation, and repeated setups can affect the accuracy of bearing bores and mounting features, making machine rigidity, stable workholding, and reliable datum control essential.
Stable workholding and accurate datum positioning should be selected according to the housing structure and dimensions. Milling, drilling, tapping and boring operations can be concentrated as much as possible to reduce repeated setups and improve positional accuracy between different machining features. The GOLDCNC VMC1270 / VMC1580 Vertical Machining Center is recommended for larger tractor axle housings and agricultural machinery housings, providing sufficient working area and rigidity for heavy castings and supporting efficient agricultural machinery parts machining.
GOLDCNC VMC1270 / VMC1580 Vertical Machining Center, for sufficient working area and rigidity with heavy castings.
Agricultural machinery gearbox housings are widely used in tractors, combine harvesters and other agricultural equipment to support and protect internal gears, shafts and transmission components. These housings are typically made from cast iron or aluminum alloy and contain bearing bores, mounting surfaces, threaded holes and locating features. The complex geometry and multiple precision features make gearbox housings an important application of CNC machining for agricultural equipment.
The main machining challenge is maintaining the positional relationship between multiple bores, mounting surfaces and threaded holes. Because these features may be distributed across different surfaces, repeated clamping can introduce positioning errors. At the same time, some housing sections are relatively thin and can be affected by excessive cutting forces, while insufficient machine rigidity may lead to vibration and poor surface finish.
A stable fixture and consistent machining datum should be established before processing. The main reference surfaces can first be milled, followed by drilling, tapping and boring operations to maintain accurate relationships between critical features. The GOLDCNC VMC850 / VMC1160 Vertical Machining Center is recommended for agricultural gearbox housings, combining rigidity, machining accuracy and flexible multi-process capability to improve production consistency and reduce setup time.
GOLDCNC VMC850 / VMC1160 Vertical Machining Center, combining rigidity, accuracy and flexible multi-process capability.
Combine harvester drive shafts, tractor transmission shafts and other agricultural machinery shafts are key components for transmitting mechanical power. They are commonly manufactured from alloy steel or high-strength steel and typically feature external diameters, stepped sections, shoulders, grooves, threads and keyways. Their long-shaft geometry makes them typical applications of CNC shaft machining for agricultural machinery.
Long shafts can be prone to vibration, deflection, and dimensional variation during machining, especially with high length-to-diameter ratios. Accurate control of blank length, concentricity, and dimensions between different shaft sections is essential for reducing material waste and maintaining machining consistency.
The steel bar can first be accurately cut to the required blank length using the GOLDCNC GB4260 Metal Band Saw Machine, leaving an appropriate machining allowance for subsequent turning. The blank can then be transferred to a CNC lathe for external turning, facing, step turning, shoulder machining and threading. For longer shafts, stable tailstock or auxiliary support can be used to reduce vibration and improve concentricity, dimensional consistency and surface finish.
GOLDCNC GB4260 Metal Band Saw Machine + CNC Lathe Machine.
Hydraulic cylinder rods are widely used in tractors, combine harvesters, seeders and other agricultural equipment to transfer hydraulic power to working mechanisms. They are generally manufactured from high-strength steel and feature long cylindrical structures with external diameters, steps, shoulders, chamfers and threads. The requirements for dimensional accuracy and surface quality make them typical applications of CNC machining for agricultural equipment components.
The relatively high length-to-diameter ratio of cylinder rods can cause vibration, bending, and dimensional variation during turning. The rod surface also requires good dimensional accuracy and finish for reliable sealing performance and service life, making stable workholding and controlled cutting particularly important.
The raw steel bar can first be cut to the required length using the GOLDCNC GB4230 Metal Band Saw Machine. Horizontal lathe can then be used for external diameter turning, facing, step turning, chamfering and threading. For longer rods, appropriate tailstock or auxiliary support should be selected to control vibration during cutting. The combination of accurate blank preparation and stable CNC turning helps maintain consistent dimensions and surface quality for agricultural hydraulic cylinder rods.
GOLDCNC GB4230 Metal Band Saw Machine + Horizontal Lathe.
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Shandong GOLD CNC Machine Tool Co., Ltd.
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+86 137 9370 5399
No. 999, Xizhong North Road, Economic Development Zone, Tengzhou, Shandong, China
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Shandong GOLD CNC Machine Tool Co., Ltd. — manufacturer of Vertical Machining Centers, CNC Lathes, Milling Machines and Band Saw Machines, exported to 80+ countries.
