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{"title":"Automatic Robot Polishing Machine Industrial Metal Grinding Buffing System","imgUrl":"https:\/\/img.chinax.com\/nimg\/4e\/c4\/b100459f5291d5abec1b991f5927-200x200-1\/automatic_robot_polishing_machine_industrial_metal_grinding_buffing_system_surface_finishing_production_line.jpg","attrs":{"Production Capacity":"Up to 50 pieces per hour","Machine Weight":"1500 kg","Brand Name":"KINGSTONE","Dimensions":"2000 mm x 1500 mm x 1800 mm"}}
{"title":"Robotic Sanding Polishing Machine Automatic Metal Surface Grinding Deburring","imgUrl":"https:\/\/img.chinax.com\/nimg\/0c\/e0\/7c0eee95e6355d4846e232e4f0b9-200x200-1\/robotic_sanding_polishing_machine_automatic_metal_surface_grinding_deburring_equipment_factory_price.jpg","attrs":{"Production Capacity":"Up to 50 pieces per hour","Dimensions":"2000 mm x 1500 mm x 1800 mm","Power Supply":"220V\/380V","Machine Weight":"1500 kg"}}
Heavy Duty Robotic Deburring Machine For Motorcycle Chrome Frame
Motorcycle chrome tube frames — trunk trim rings, handlebar surrounds, luggage rack bezels — are among the highest-volume decorative components in the two-wheeler industry. Every piece must reach mirror-grade surface roughness before bright chrome plating. Every piece must look identical under showroom lighting. Manual bench polishing delivers neither consistency nor speed at production scale.
Our heavy duty robotic polishing cell is purpose-built for bent tube chrome parts — delivering repeatable pre-plating surface quality, corner-to-corner consistency, and three-shift throughput, piece after piece.
Why Motorcycle Chrome Tube Frames Are Hard to Polish Consistently
A bent tube frame looks like one of the simplest polishing workpieces. In practice it exposes every weakness of manual polishing at volume — and the bright chrome plating finish makes every weakness visible.
Five key challenges every motorcycle parts manufacturer recognizes:
1. Chrome Plating Magnifies Every Surface Defect
Bright decorative chrome is among the most demanding final finishes in surface engineering. Micro-scratches, circumferential polishing lines, flat spots on curves, and Ra variation between straight runs and corners are all invisible before plating — and fully visible after. A single inconsistent polishing pass generates a plating reject that cannot be reworked without stripping, re-polishing, and re-plating at 5-8* the original finishing cost.
The trunk trim ring shown has four corners — each with a different bend radius. The top corners are large-radius smooth curves. The lower-right corner is near-sharp. Manual polishing wheels cannot follow variable-radius bends without changing wheel contact angle, speed, and pressure at each corner — an adjustment that skilled operators make by feel, producing operator-to-operator and shift-to-shift variation.
3. Straight-to-Curve Transitions Create Shadow Zones and Flat Spots
Where a straight tube section meets a bend, the polishing wheel tends to dwell on the straight and lift slightly at the transition — leaving a subtle flat spot or underpolished zone that reads as a color break under chrome. These transition zones are the most common source of chrome trim frame rejects.
4. Weld Stud Root Areas Are Polishing Dead Zones
The mounting studs are resistance-welded to the frame at three points. The weld fillet root is too tight for a standard polishing wheel to enter — leaving raw metal adjacent to a mirror-polished tube surface. Before chrome plating, these zones require additional hand work that manual teams frequently skip or rush, generating stud-root hazing under the plated finish.
5. Volume Outpaces Manual Capacity
A single motorcycle model may require 50,000-200,000 chrome trim frames per year. Manual polishing teams polish [TBC] frames per operator per shift. At those volumes, manual finishing requires large teams, generates significant quality variation through the shift, and cannot flex to meet production peaks without hiring and training cycles that take weeks.
Heavy Duty Construction for Production-Volume Demands
"Heavy duty" is a specific design decision, not a marketing term. Motorcycle chrome trim frame production runs at high volume, multi-shift, with abrasive compound and metallic dust in the environment. Our cell is built for it:
Reinforced robot wrist rated for continuous high-contact-force polishing duty cycle
Spindle assembly with sealed bearings rated for [TBC]-hour continuous operation at polishing loads
Compound-resistant enclosure interior: all surfaces coated or sealed against polishing compound buildup
Buff loading dock accessible from outside the safety enclosure — buff changes without entering the work zone
Heavy-gauge chip and compound collection tray; drain port for compound slurry disposal
Q1: How does the robot maintain consistent polishing pressure around bends with different radii?
The constant-force compliant polishing head adjusts contact pressure in real time as the robot wrist changes orientation through each bend. The 6-axis wrist re-angles continuously to keep the buff tangent to the tube surface — the same way a skilled operator would tilt their wrist through a corner, but with defined force and speed parameters that never vary. Pressure, feed rate, and buff speed are set independently for straight sections, large-radius corners, and tight corners. We validate all parameters during the free sample test.
Q2: Can the robot reach the weld stud root areas without damaging the studs?
Yes — with a slim-profile conical buff approaching the stud root from a radial angle. The approach path is generated from the 3D CAD model and collision-validated in simulation. The robot polishes as close to the stud root fillet as the geometry allows, then flags the remaining root area in the process record. Any area beyond safe tool reach is documented before installation — no surprises after delivery.
Q3: How does the machine ensure Ra consistency between straight runs and corners on the same frame?
This is specifically what force-torque control solves. On a straight run, the buff contacts the tube tangentially and the compliance system maintains defined force. As the robot enters a bend, the wrist re-angles and the compliance system resets to the same target force on the new contact geometry. Without force control, the buff lifts slightly at corners (reducing material removal) and presses harder at straight-to-curve transitions (over-removing). With force control, the Ra profile is consistent perimeter-to-perimeter.
Q4: Does the cell handle all three polishing stages (cut, buff, finish) in one cycle?
On LR-POLISH-T2 and T3, yes. The auto buff changer carries sisal (cutting), spiral-sewn (buffing), and loose-leaf (finishing) buffs with their respective compound feeds. The robot completes all three stages for the full frame perimeter in one uninterrupted cycle. On T1 (entry), stages are run sequentially with manual buff change between batches — suitable for lower-volume or single-model lines.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Business Type:
Manufacturer
Year Established:
2010
Total Annual:
150000-1000000
Employee Number:
80~105
Ecer Certification：
Verified Supplier
Zhejiang Kingstone Robot Technology Co., Ltd. (brand name: Kingstone) is a high-tech enterprise specializing in the integration of industrial robot systems, as well as the research, development, and manufacture of automation equipment. With a professional R&D team, the company is committed to...
Zhejiang Kingstone Robot Technology Co., Ltd. (brand name: Kingstone) is a high-tech enterprise specializing in the integration of industrial robot systems, as well as the research, development, and manufacture of automation equipment. With a professional R&D team, the company is committed to...
