Batch Shaft Manufacturing
Centered on eccentric shafts and straight shafts for stable takt, continuous batches, and long-term supply programs.
Since 2005
Changzhou Liquan Precision Machinery Co., Ltd.
We are committed to becoming a trusted Taiwan-invested precision shaft support service provider for the global equipment manufacturing sector, building deep and long-term strategic cooperation with partners at home and abroad through half a century of precision manufacturing strength and stable delivery assurance.
2005Company founded
200+Employees
10000 m2Factory area
IATF16949Quality system
Company Introduction
Precision manufacturing built for stable volume production
Rooted in deep manufacturing experience across both sides of the Taiwan Strait, the company follows a long-term development path of specialization, standardization, scale, and corporatization while continuously upgrading process control and precision inspection technologies.
Equipment and Process Coverage
Covers CNC turning, machining centers, grinding, deep-hole drilling, spline milling, and automated loading to form a complete manufacturing chain.
Inspection and System Support
Supported by Zeiss CMM, Mitutoyo contour and roundness systems, magnetic particle inspection, and certified to ISO9001 and IATF16949.
Applications
Main Product Applications
Compressor Systems
Scroll Compressor Main Shaft
Suitable for batch manufacturing of key shaft parts and matching precision components used in compressor systems.
Spindle Components
Magnetic Levitation Spindle
Suitable for high-precision rotating and spindle component machining.
Fluid Equipment
Vacuum Pump Main Shaft
Supports shaft parts, mating components, and related precision components for vacuum pump applications.
Clean Compression
Oil-free Compressor Components
Precision shaft and mating component manufacturing for clean operating conditions.
Rail Transit
Railway Braking System Crankshaft
Supports precision components for rail transit braking equipment.
Transport AC
Bus Air Conditioning Compressor Crankshaft
Used for shaft and precision component manufacturing in transport air-conditioning systems.
Drive Components
Gear Drive Shaft for Construction Machinery
High-precision shaft components for mechanical transmission systems.
Industrial Control
Sensor
Supports small precision components and flexible multi-spec production.
Multi-Spec Production
Industrial and Food Induction Control Valves
Suitable for coordinated manufacturing of high-precision valve components across multiple specifications.
Inspection Capability
Inspection Capability
Zeiss Three-coordinates
Measuring range X1000 / Y1200 / Z600mm, precision up to 1.7um.
Mitutoyo Roundness Meter
Measuring precision: X-axis 0.8um and Z-axis 0.8um, maximum measurable length 300mm and outer diameter 100mm.
Mitutoyo Contour Measuring Instrument
Used for inspecting key geometric features such as grooves, steps, and contour curves on shaft parts, supporting radial and axial repeatability checks.
Surface Roughness Tester
Used to inspect surface roughness and control machining quality on key contact and sealing surfaces.