Why Do Heavy Machinery Manufacturers Need Floor Type Milling and Boring Machines?

Why Do Heavy Machinery Manufacturers Need Floor Type Milling and Boring Machines?

15-09-2026

In the manufacturing of heavy machinery, large frames, mechanical bases, hydraulic equipment parts and heavy structural parts have the characteristics of large size, heavy weight, and complex machining surfaces. Different from ordinary part processing, such workpieces not only require sufficient processing range, but also require boring, milling, drilling and other processes to be completed with less re-clamping. The floor type milling and boring machine is one of the equipment designed for the processing needs of such large and complex parts.


What Problems Are Faced in the Processing of Heavy Machinery Parts?

Such parts usually do not simply machine a plane or a hole, but contain multiple machined surfaces and hole systems at the same time. For example, large frames, hydraulic equipment parts, and heavy machinery structural parts may require:

· Large-scale plane milling

· Boring large diameter holes

· Drilling and reaming

· Thread processing

· Groove processing

· Processing of holes between multiple locations


If different processes require frequent equipment replacement and relocation, clamping, alignment and handling work will be increased, and processing errors caused by repeated positioning may also be increased. Therefore, heavy machinery manufacturers are not only concerned about whether the machine tool can cut, but whether it can stably complete multiple processing tasks on large workpieces and minimize unnecessary re-clamping.


Why Is Floor-Standing Structures Suitable for Large and Heavy Parts?

An important feature of the floor type milling and boring machine is to establish a large processing space around large workpieces, rather than limiting all workpieces to the processing range of traditional small benches, which means that the equipment can better adapt to the processing needs of large structural parts.


Especially when the workpiece itself is large in size and heavy in weight, or is not suitable for frequent overturning and handling, more processing processes can be completed after one main clamping, and the floor type milling and boring machine has practical production value:

Large workpiece support → machining range → multi-process processing → reduce repositioning.


The Combination of Milling and Boring Reduces Transfers Between Processes.

A large structural part may need to machine the datum surface first before completing the machining of connecting holes, mounting holes or other hole systems. If milling and boring need to be completed on different equipment, large workpieces need to be transferred and positioned again.


Floor type milling and boring machine can concentrate milling, boring, drilling, reaming, tapping, grooving and other processing processes into the same processing system. The specific processes that can be completed depend on the machine tool configuration and the accessories selected.


For heavy machinery manufacturers, the practical significance of this processing method is:

· Reduce the number of large workpiece movements

· Reduce repeated clamping and alignment

· Streamline connection between different processing processes

· Improve the continuity of the processing process of large parts


If you are equipped with a universal milling head, an extended milling head or a CNC rotary table, you can further expand the processing capabilities of complex parts and achieve machining in more directions.


Why Does Heavy Cutting Rely More on Machine Tool Structure?

Heavy machinery parts have a large processing volume, so the rigidity, motion stability and spindle system of the machine tool will directly affect the processing process.


Take DALIAN WAJI's floor type milling and boring machine as an example. The equipment adopts a mobile ram headstock structure and is equipped with a high-power, high-torque spindle system. It can be used for heavy cutting, deep hole boring, large-diameter hole machining and precision milling. The equipment also adopts Y, Z, and W-axis multi-oil chamber closed hydrostatic guide rails, as well as X-axis gap-free dual pinion and rack drives and Y, Z, and W-axis pretensioned high-precision ball screw drives to improve motion stability and positioning performance.


These designs are not simply "parameter stacking". Their core role is to maintain stable movement and processing state of the machine tool under conditions of large size workpieces, large cutting loads and long processing times.


Which Heavy Machinery Parts Are Suitable for This Type of Equipment?

· Large mechanical rack: The rack contains multiple mounting surfaces and connecting holes, which require plane milling, hole machining and related structural machining.

· Hydraulic equipment components: Hole systems, mounting surfaces and connecting structures may exist at the same time, requiring both boring and milling capabilities.

· Heavy mechanical structural parts: Equipment needs to provide sufficient processing range and minimize the transfer of large workpieces between different equipment.


What Should I Really Pay Attention to When Purchasing Heavy Mechanical Processing Equipment?

Purchasing floor type milling and boring machines should not only compare a single spindle power or machine tool size. More importantly, confirm:

· What is your typical artifact

· What processing processes are required for parts

· Which processes can be completed in one clamping process

· Whether the machine tool configuration can cover these processing requirements


DALIAN WAJI's TK69 series provides different specifications of boring bar diameters, from Φ130 mm, Φ160 mm, Φ200 mm to Φ260 mm and Φ320 mm. The corresponding models can be selected according to different processing needs.


floor type milling and boring machine


Heavy machinery manufacturing requires a processing solution that can accommodate large workpieces, heavy cutting, multi-process processing, and less re-clamping. Through its large processing range, milling and boring compound capabilities, and machine tool structure designed for heavy processing, floor type milling and boring machine provides a suitable processing option for large frames, hydraulic equipment components and heavy mechanical structural parts. The final equipment configuration should still be determined based on the actual workpiece and processing process, rather than just one machine tool parameter.

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