Fully Automatic Robotic Aluminum Polishing Machine High Gloss For Car Axle
Fully Automatic Robotic Aluminum Polishing Machine High Gloss For Car Axle
Place of Origin:CHINA
Brand Name:KINGSTONE
Certification:CE
Model Number:KS-CNC2
Minimum Order Quantity:1
Price:65000-98000 USD
Standard Packaging:WOODEN CASES
Delivery Time:90 WORKING DAYS
Payment Terms:L/C,D/A,D/P,T/T
Supply Ability:200-300 SETS PER YEAR
Product Details
Highlight:
Fully Automatic Robotic Aluminum Polishing Machine
,Aluminum Polishing Machine for Car Axle
,Car Axle Robotic Polishing Machine
Productname:
Robotic Aluminum Polishing Machine
Dimensions:
1500mm X 1200mm X 1800mm
Polishingspeed:
Adjustable, Up To 1000 RPM
Controlsystem:
PLC Control
Operatingtemperature:
0-45°C
Weight:
500 Kg
Warranty:
1 Year
Powersupply:
Electric
Function:
Polishing
Material:
Aluminum
Automationlevel:
Robotic/Automatic
Powerconsumption:
2.5 KW
Application:
Aluminum Surface Finishing
Voltage:
220V/380V
Safetyfeatures:
Emergency Stop, Safety Guards
Product Description
Detailed Specifications & Features
Fully Automatic Robotic Aluminum Polishing Machine For Car Axle
Fully Automatic Robotic Aluminum Polishing Machine for Car Axle
Cylindrical Precision. Mirror Surface. Unmanned Production.
Car axle components demand more than a clean surface — they require dimensional integrity, fatigue resistance, and cosmetic consistency at scale. Our fully automatic robotic polishing machine is purpose-configured for aluminum axle shafts, axle stub ends, and axle housings, delivering Ra ≤ 0.2 μm mirror finish across cylindrical, tapered, and flange geometries with zero manual intervention.
Our robotic polishing cell resolves every one of these challenges through constant-force control, CAD-derived toolpath programming, and closed-loop surface measurement.
System Architecture: What's Inside the Cell
Robot + Servo Positioner (7-Axis Configuration)
- 6-axis polishing robot: handles abrasive head orientation along the axle profile (FANUC / ABB / KUKA compatible)
- 2-axis servo-driven tailstock positioner: rotates and indexes the axle shaft during polishing — mirrors a precision lathe motion
- Combined 8-axis coordinated motion: the robot traces the axle contour while the positioner rotates the part, producing a helical polishing path with zero flat spots
Constant-Force Spindle
- Real-time force feedback: ±0.5 N accuracy
- Adjustable contact force: 5-60 N (set per material and stage)
- Prevents micro-gouging on journal zones; prevents under-polishing on flange fillets
Inline Surface Measurement (Optional Module)
- Post-polish inline profilometer: Ra measurement at 3-5 points per part
- Auto-reject gate for out-of-spec parts
- Data log export to MES / SPC system
Aluminum Axle Components We Are Configured For
Axle Shafts
- Rear drive axle shafts (solid aluminum alloy, 6061-T6 / 7075-T6)
- EV front/rear motor axle shafts — lightweight aluminum replacing steel in new-energy platforms
- Racing/performance axle shafts — require mirror polish to Ra ≤ 0.1 μm for fatigue life maximization
Stub Axles & Spindle Ends
- Passenger car front stub axles — flange face + journal OD + spline end in single setup
- Light commercial vehicle stub axles — heavier geometry requiring higher force range
Axle Housings & Differential Covers
- Aluminum axle housings (cast ADC12 / A380) — exterior OD mirror polish for corrosion resistance and cosmetic appearance
- Aluminum differential end caps — precision bore-face polishing for sealing surface quality
- Aluminum transaxle covers — satin finish for uniform appearance after anodizing
Not sure if your axle geometry is compatible? Send us the part drawing or a photo — our application engineers will assess polishability and recommend process parameters within 24 hours.
6 Reasons Axle Manufacturers Choose Our System
① Axle-Specific Toolpath — Not a Generic Program
We program the robot directly from your axle CAD drawing. The path accounts for journal diameter transitions, spline runout, flange face angle, and any undercut zones — not a generic cylinder program adapted from another product.
② Coordinated Rotation + Polishing = Zero Flat Spots
The tailstock positioner rotates the axle shaft continuously while the robot traces axially — the same principle as a cylindrical grinding machine. This eliminates the flat spots and axial streaking that occur when a fixed-spindle machine contacts a stationary shaft.
③ Journal-Safe Force Control
Axle journals are precision-ground to h6/h7 tolerance. Our force-controlled system limits material removal to < 0.01 mm per pass on journal zones — preventing dimensional deviation while achieving the required Ra.
④ Spline-End Compatible
The system can skip or selectively polish the spline end zone via masked toolpath programming — protecting spline geometry while fully polishing the shaft body. No manual masking required.
⑤ Single-Setup for Full Part
Shaft body + journal zones + flange face + stub end — all polished in one fixture, one program, one cycle. No part re-chucking, no operator involvement between zones.
⑥ Automotive-Grade Process Documentation
Every cycle generates a timestamped record: robot program version, force parameters, abrasive lot, inline Ra measurement, and pass/fail status. Fully traceable for IATF 16949 / PPAP documentation requirements.
Frequently Asked Questions
Q: Can one machine handle both our 600 mm rear axle shafts and our 1,200 mm drive shafts?
A: Yes. The tailstock positioner travel is configurable. We design the cell to accommodate your full shaft length range — different part lengths are called up by program recall on the HMI, no physical reconfiguration needed.
Q: Will polishing affect the h6/h7 journal tolerance on our axle shafts?
A: Our force-controlled system limits material removal to < 0.01 mm on journal zones per pass. We establish the exact removal rate during the FAT polishing trial on your sample parts, and set force/dwell parameters to stay within tolerance. Material removal on journal zones is measurable and repeatable.
Q: We currently use a cylindrical grinding machine for axle finishing — is robotic polishing a replacement or complement?
A: Complement. Grinding achieves dimensional accuracy; robotic polishing achieves surface quality. The typical sequence is: rough turning -> cylindrical grinding (to size) -> robotic polishing (to Ra target). We configure the polishing cell to receive parts at post-grind Ra (typically Ra 0.4-0.8 μm) and bring them to mirror specification.
Q: Our axle shafts are 7075-T6 high-strength aluminum — is the process the same?
A: 7075-T6 is harder than A380 die-cast aluminum. We adjust compound chemistry and buff hardness accordingly. The process is qualified differently from soft aluminum alloys — we recommend sending samples of your specific alloy for a free trial before confirming parameters.
Q: What is the typical lead time from order to on-site installation?
A: Standard single-station cell: 60-75 days. Full dual-station turnkey system: 90-120 days. Lead time begins after final drawings are confirmed and deposit received.
Q: Can the system output data for our IATF 16949 quality records?
A: Yes. Every cycle generates a log file with: part ID (via barcode/QR scan), timestamp, program version, force parameters, spindle RPM, and inline Ra measurement results. Data is exportable to CSV, and optional MES API integration is available.
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