High-Precision Motor Rotor Orienter CNC Slotting Machine (DNC-550C)

Automated CCD Visual Alignment & Chipless Processing for Motor Rotors & Commutators

ModelDNC-550C
FunctionCutting & Slotting
MaterialsIron, Copper, Aluminium, Brass, Steel, Zinc, Platinum etc.
Lead Time30 working days. (Standard Configuration)

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High-Precision Motor Rotor Orienter CNC Slotting Machine
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High-Precision Motor Rotor Orienter CNC Slotting Machine

Features

This model is aCNC Slotting Machinedeveloped for motor rotor commutator slot cutting.

With CCD visual positioning system, it automatically scans and identifies the slot to ensure that the processing slot is not biased.

Full servo motor transmission control provides good positioning accuracy and high stability.

With industrial vacuum cleaner, when the cutting spindleis cutting, the industrial vacuum cleaner will suck the residue out of the machine tool to form chipless processing.

The rotary shaft adopts servo motor with high-precision harmonic reducer, which hashigh rotation positioning accuracy and can be processed at any angle of 360 degrees.

Read Detailed Description

Overview

The DNC-550C High-Precision Motor Rotor Orienter CNC Slotting Machine by DUOMI CNC is an advanced 4-axis industrial machining solution engineered specifically for high-speed, automated slot cutting on motor rotors and commutators. Featuring an integrated CCD vision camera system, full-servo transmission, and high-precision harmonic rotaries, the DNC-550C delivers exceptional repetitive accuracy (±0.01mm) and operational throughput across diverse electrical manufacturing lines.

Designed to meet CE industrial safety compliance, this unit delivers automated, chipless machining using high-volume industrial vacuum technology to maximize production uptime and tool life.


Key Engineering Advantages & Features

  • CCD Visual Positioning System: Automatic optical slot scanning and alignment eliminate off-center cuts, automatically generating cutting programs for up to 120 slot configurations.
  • High-Precision 4-Axis Control: 4-axis (XYZA) servo-driven execution with harmonic reducers enables full 360° indexed indexing and precise multi-angle machining.
  • ±0.01mm Repeat Positioning: Radial and axial runouts maintained within ±0.015mm ensure ultra-strict tolerance thresholds for automotive and industrial motor components.
  • Integrated Chipless Processing: Heavy-duty industrial vacuum extraction (≥3.0kW power, ≥300m³/h air volume) instantly evacuates metallic swarf, maintaining a clean cutting zone and preventing rotor surface contamination.
  • Robust Mechanical Stability: Precision brand guide screws paired with hand-scraped mating surfaces provide high dynamic rigidity across long production runs.

Machine Capacity & Technical Capabilities

Operational Parameter Specification Range
Core Outer Diameter 0 – Ø200 mm
Clamping Diameter Range Ø50 – 80 mm
Support Frame Length 50 – 550 mm
Spindle Speed Range 1,000 – 6,000 RPM
Spindle Power 0.55 – 3.0 kW
Identification Capacity 0 – 120 slots
Memory Storage ≥ 50 program sets

Industrial Applications

The DNC-550C CNC Slotting Machine processes a wide variety of metallic components across key industries:

  • Target Components: AC/DC motor rotors, starter motor commutators, micro-motor armatures, and specialized shaft slots.
  • Compatible Materials: Iron, Copper, Aluminium, Brass, Steel, Zinc, and Platinum alloys.
  • Target Sectors: Automotive EV drive motors, industrial automation machinery, home appliances, power tools, and aerospace actuation systems.

For complementary machining requirements, explore our CNC Three-Axis Drilling & Tapping Machines and non-standard custom automation series.

Parameters

Brochure
Model DNC-550C Motor Rotor Orienter CNC Slotting Machine
XYZA four-axis machining stroke X550mm Y100mm Z100mm A360°
Cutting spindle speed 1000~6000rpm (Can be selected according to demand)
Cutting spindle power 0.55~3.0KW
A-axis rotation accuracy / radial runout ±0.015mm
A-axis rotation accuracy / axial runout ±0.015mm
Bearing support frame / center height 130~150mm
Bearing support frame / length 50~550mm
Bearing support frame / rotor support Scroll / manual adjustable
Dust absorption parameter ≥3.0kw Air volume: ≥300m3/Hour (s)
Outer diameter of the core 0-∅200mm
Repeated positioning accuracy ±0.01mm
Clamping diameter range ∅50~80mm
Identification system CCD Image measurement
Identification slot number 0~120
System program memory No less than 50 groups
Working pressure ≤0.6MPa
Operating voltage AC 220V/50HZ
Machine weight Approx. 1600KG
Floor space 1400mm x 1600mm x 2100mm

Machining Samples

Real parts processed by our machines

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Enlarged sample

Frequently Asked Questions

How does the CCD visual positioning system work on the DNC-550C slotting machine?
The integrated CCD vision camera optically scans the motor rotor or commutator, automatically identifying the target slots (0 to 120 slots) and generating a precise cutting program to ensure perfect alignment without manual offset calibration.
What is the machining accuracy and repetitive positioning tolerance of this CNC slotting machine?
The DNC-550C offers a repeated positioning accuracy of ±0.01mm. The A-axis rotational axis features both radial and axial runouts controlled within ±0.015mm, backed by high-precision harmonic reducers and full-servo transmission.
How does the machine achieve chipless processing?
The system includes an integrated 3.0kW industrial vacuum extraction unit delivering airflow of ≥300 m³/h. During spindle cutting, metal chips and debris are continuously extracted at the point of cut, keeping workpieces clean and protecting machine components.
What rotor dimensions and clamping sizes can the DNC-550C accommodate?
The machine handles core outer diameters from 0 to Ø200mm, clamping diameters from Ø50 to 80mm, and bearing support frame lengths ranging from 50 to 550mm.
What spindle options are available for different metal materials?
Spindle options range from 0.55kW to 3.0kW with speeds selectable between 1,000 and 6,000 RPM, allowing optimal torque and cutting parameters for conductive non-ferrous metals like copper and aluminum as well as iron, steel, and zinc.
Does DUOMI CNC offer OEM branding and non-standard custom engineering?
Yes, DUOMI CNC provides custom non-standard engineering, machine color customization, specialized support fixtures, and OEM branding upon request. Standard configuration lead time is 30 working days.

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