Solutions
- Overview: For engine, chassis, braking and transmission system parts, taking into account PPAP and large-volume consistency
- Customer Challenge: Complex hole system and coaxiality, hardened layer stability, cleanliness and leakage test, beat/OEE
- Typical Processes: Milling/grinding integrated unit, spline/keyway broaching, scroll milling to form screw rods, fine grinding after heat treatment, laser quenching of easy-to-wear surfaces, automatic deburring and cleaning.
- Recommended Equipment: Whirling Machine ,Broaching Machine,Grinding Machine,Laser Hardening,Straightening,Surface Finishing,Turning/Milling Cell
- Quality Indicators: CPK ≥1.33; Surface roughness Ra≤0.8 μm (axis/piston rod), tooth error grade DIN 6-8; hardened layer depth 0.8-1.5 mm
- Case Examples: Chassis connecting rod batch production of 300,000 pieces per year, SPC Cpk ≥ 1.33, rework rate -35%
- ROI: Automated deburring + cleaning line combination, cost per piece -8-12%.

Power System Parts Processing

Braking System Parts Processing

Chassis System Parts Processing

Transmission System Processing
- Overview: High-precision production line for machine tools/automotive ball screws and linear guides, focusing lead error and linearity control.
- Process (Screws): Material preparation → rough turning → heat treatment → vortex milling and forming → fine grinding/polishing → straightening → cleaning and rust prevention → full inspection.
- Processes (Guide Rails):Reference face milling → Drilling/tap → Heat treatment → Guide surface precision grinding → Laser quenching hardening → Super precision.
- Recommended Equipment:Whirling Machine,Grinding Machine,Straightening Machine,Laser Hardening,Surface Finishing Machine
- Quality Indicators:Lead error ≤±8 μm/300 mm; straightness ≤0.02 mm/1000 mm; surface Ra≤0.2 μm
- Overview: Compound machining and cleaning control for gearbox housing, gears and shafts.
- Typical Processes:Shell pentahedral machining and hole system coaxiality control, soft cutting of tooth blanks → heat treatment → hardened tooth grinding and dressing, shaft spline broaching and cylindrical fine grinding, leakage testing and cleanliness (residual particles)
- Recommended Equipment: Milling/Turning Center、Broaching Machine、Grinding Machine、Surface Finishing、Leak Test
- Quality Indicators: Tooth direction/tooth profile deviation DIN 6–7; housing hole position ≤0.02 mm; cleanliness ≤200 mg/1000 cm²
- Overview: High-precision production line for machine tools/automotive ball screws and linear guides, focusing lead error and linearity control.
- Process (Screws): Material preparation → rough turning → heat treatment → vortex milling and forming → fine grinding/polishing → straightening → cleaning and rust prevention → full inspection.
- Processes (Guide Rails):Reference face milling → Drilling/tap → Heat treatment → Guide surface precision grinding → Laser quenching hardening → Super precision.
- Recommended Equipment:Whirling Machine,Grinding Machine,Straightening Machine,Laser Hardening,Surface Finishing Machine
- Quality Indicators:Lead error ≤±8 μm/300 mm; straightness ≤0.02 mm/1000 mm; surface Ra≤0.2 μm
- Overview: Meets the requirements of high mixing and high reliability of small batches of aviation parts, covering five-axis processing and repair of complex surfaces of titanium/nickel-based alloys
- Process (Screws): 5-axis linkage processing → on-machine measurement → grinding and refining → laser cladding repair/wear-resistant coating → deburring and surface quality control → full process traceability
- Recommended Equipment:5-Axis Machining Center、Grinding Machine、Laser Cladding、Surface Finishing、Straightening
- Quality Indicators:Dimension tolerance ±0.01 mm grade, surface Ra≤0.4 μm
- Overview: Taking the rotor/stator, pump shell and impeller for petrochemical/chemical industry as the core, emphasizing efficiency and corrosion resistance and wear resistance.
- Process : Rotor vortex milling and forming → heat treatment → precision grinding → straightening; pump housing five-axis processing → sealing surface grinding; laser cladding wear-resistant layer in key areas
- Recommended Equipment:Whirling Machine、Grinding Machine、Straightening、Laser Cladding、Turning/Milling
- Quality Indicators:Rotor profile error ≤±10 μm, coaxiality ≤0.01 mm, surface Ra≤0.4 μm
- Overview: Integrated solution for valve body/bonnet/stem/valve seat, focusing on sealing surface quality and hardened layer durability
- Process :Valve body casting processing → Sealing surface grinding/grinding → Keyway broaching → Valve seat/spool laser cladding hard surface → Pressure/seal testing
- Recommended Equipment:Broaching Machine、Grinding Machine、Laser Cladding、Surface Finishing、Turning/Milling
- Quality Indicators:Sealing surface Ra≤0.2 μm, hard surface layer HV≥55 HRC equivalent, corrosion resistance salt spray≥72 h
- Overview: For cutting tools and medical drills and other rod tools, emphasizing straightness and cutting edge quality
- Process :Blank grinding → Heat treatment → Fine grinding and blunt cutting → Straightening (slim parts) → Coating → Full inspection
- Recommended Equipment:Grinding Machine、Straightening Machine、Surface Finishing
- Quality Indicators:Straightness ≤0.01 mm/300 mm, controllable edge burrs, Ra≤0.1 μm

API Pipe Thread Machining: Inside a Purpose-Built Machine for Large-Diameter OCTG Threads
How a purpose-built CNC machine cuts large-diameter API pipe threads — 45° slant bed, electromagnetic expanding fixture, linear-motor feed, and tested results.

PLC Control System for Production Lines: Automotive Steering Shaft
How a Siemens S7-300 PLC control system runs an automotive steering shaft production line: PROFIBUS DP fieldbus, distributed I/O, and torque-angle bolt tightening.

CNC Machining of Die-Cast Parts: Finishing Gigacast EV Body Castings
How CNC machining of die-cast parts finishes integrated die-cast (gigacast) EV body castings to tolerance — application zones, alloy specs, and machined vs as-cast accuracy.

Steel Coil Slitting Line: Hot Rolled Coil Processing, Accuracy, and Buyer Pain Points
Learn how a steel coil slitting line improves hot rolled coil accuracy, burr control, flatness, recoiling quality, and production efficiency.

Turnkey Train Wheel Manufacturing Line: Automated Railway Wheel Production
Plan a turnkey train wheel manufacturing line covering forging, heat treatment, CNC machining, NDT, wheelset assembly, layout, capacity, and equipment.

Turnkey Alloy Wheel Manufacturing Line: Automation and Layout
Plan a turnkey alloy wheel manufacturing line with LPDC, CNC machining, automation, inspection, and factory layout guidance.

Glass Bottle Mold Manufacturing with Center-Drive CNC Lathes
Explore glass bottle mold manufacturing with center-drive CNC lathes, including center clamping, two-end machining, accuracy gains, cost savings, and process checks.

CV Joint Manufacturing Process: Components and Production Line Guide
Learn the CV joint manufacturing process for outer races, inner races, cages, steel balls, automation cells, quality control, and production line planning.

Steering Rack Shaft Machining Process: Key Steps and QC
Learn the steering rack shaft machining process, from blank preparation and rack broaching to induction hardening, grinding, and final inspection.