Single-Setup Coaxiality as the Defining Quality
Every robot actuator housing contains a coaxiality chain: stator seat, gearbox input bearing seat, gearbox output bearing seat, and encoder pocket must share one axis within 0.005mm.
Robotic Actuator
Housings Machining
Custom Robot Actuator Housings made to your drawing. Review mounting faces, pockets and wall thickness, material, finishing and inspection requirements before production.
IATF 16949 & AS9100D quality systems
Material and inspection scope reviewed with your drawing
Prototype and repeat-production enquiries
Finishing and documentation agreed with the order
DFMDrawing & process review
QCAgreed inspection plan
Robot Actuator Housings: Product Overview
Integration density: a robot actuator housing integrates in one precision-machined body what conventional assemblies distribute across three or four separate housings — stator mounting bore, gearbox structural shell, bearing seat stack, encoder mounting pocket, and cable routing channels all in one machined actuator casing body.
- Single-setup coaxialityThe stator seat, wave generator bearing seat, cross roller output seat, and encoder pocket must share one axis within 0.005mm.
- Complete actuator integration features in one housingReview mounting faces, pockets and wall thickness and functional requirements before defining the process.
- Multi-architecture robot actuator housing capabilityReview mounting faces, pockets and wall thickness and functional requirements before defining the process.
- Housing Mounting and Wall ReviewReview mounting faces, pockets and wall thickness and functional requirements before defining the process.
Why CNCPioneer for Robot Actuator Housings?
Coordinate geometry, material, finishing and inspection around the part's intended function.
Housing Integration Features
Show bearing seats, cable passages, mounting faces and any seal grooves in one model. Define the interfaces that must align with the reducer, motor and supporting structure.
Actuator Architecture Interfaces
Identify whether the housing mates with a harmonic, planetary or other actuator arrangement. Provide the relevant mating drawings instead of treating different architectures as interchangeable.
Housing Manufacturability Review
Submit the housing model with critical bores, thin walls and permitted design changes. Review cutter access, clamping surfaces and the inspection datum before finalizing the drawing.
Repeat-Batch Process Control
Record the approved drawing, material condition and inspection plan for repeated housing orders. Reconfirm these requirements after changes to stock, tooling or finishing.
Housing Quotation Inputs
State initial and repeat quantities, finishing and document needs. Compare manufacturing options against the same functional interfaces and acceptance requirements.
Robot Actuator Housings We Manufacture
Explore representative configurations and share your drawing for a product-specific review.
Harmonic Drive Robot Actuator Housing
The dominant actuator architecture in humanoid robot hip, knee, shoulder, and waist joints.
Planetary & QDD Actuator Housing
Quasi-direct-drive and precision planetary actuator housings for backdrivable robot joints — ankle, elbow, and wrist axes where impact tolerance and backdrivability take priority.
Collaborative Robot Motor Housing
Cobot joint modules use compact integrated actuator housings where the housing is both the joint mechanism body and the external surface the robot presents to its working environment — requiring cosmetic surface quality Ra 1.6μm alongside mechanism precision.
Linear & Hybrid Robot Actuator Housing
Linear actuators — ball screw, lead screw, or voice coil driven — use actuator casings with prismatic rather than cylindrical architecture.
Modular Robot Actuator Housing
Modular robot architectures use standardized actuator casings enabling robot joint reconfiguration and field replacement without dedicated assembly tooling.
Compound-Axis & 5-Axis Joint Housings
Compound-Axis & 5-Axis Joint Housings machined to your drawing. Confirm material, functional dimensions and finish before production.
Industries & Applications
Match the component to its operating environment, assembly interfaces and documentation requirements.
Humanoid Robot OEMs
Custom robot actuator housing programs for all joint types — finger through hip — in harmonic, planetary, QDD, and differential actuator architectures.
Collaborative Robot
Robot Actuator Housings for robot joints, actuators and mechanical assemblies, with material and inspection requirements confirmed for the application.
Robot Actuator
Robot Actuator Housings for robot joints, actuators and mechanical assemblies, with material and inspection requirements confirmed for the application.
Legged Robot Developers
High-torque actuator housings for quadruped and biped locomotion systems — 42CrMo4 and 7075-T6 large-diameter housing bodies for hip and knee actuators at 100–350 Nm torque class, with fatigue-optimized housing wall geometry and fillet networks.
Surgical Robot Companies
Robot Actuator Housings for medical equipment, instruments and component assemblies, with material and inspection requirements confirmed for the application.
Industrial Robot & Exoskeleton
Actuator casing programs for industrial robot joint modules at volumes from 1,000 to 500,000 units annually with dedicated MAZAK capacity and blanket order scheduling aligned to industrial robot assembly line cadence.
Explore machining capabilities, material options and quality support for robotics components.
Explore robotics machiningMaterials
Materials for Robot Actuator Housings
Confirm the exact grade, delivery condition and finish compatibility with your drawing.
Confirm grade & condition
Aluminum 7075-T6
Aluminum options for lightweight machined components. Confirm the alloy, temper, finishing allowance and critical assembly dimensions.
Cosmetic Cobot Housings
Aluminum 6061-T6
Aluminum options for lightweight machined components. Confirm the alloy, temper, finishing allowance and critical assembly dimensions.
Thermal Management Housings
Aluminum 6063-T5
Aluminum options for lightweight machined components. Confirm the alloy, temper, finishing allowance and critical assembly dimensions.
Lightest Actuator Casings
Magnesium AZ91D
Confirm the exact material grade, condition, heat-treatment requirements and certificates against the approved drawing.
Surgical & Non-Magnetic
Stainless 316L
Non-magnetic · Biocompatible · For surgical robot motor housings in sterilization, saline, and tissue-contact proximity environments where aluminum cannot provide the corrosion resistance required.
High-Strength Structural Flanges
Stainless 17-4PH H900
HRC 44–47 · 1,310 MPa yield · For actuator structural end caps, output flanges, and high-strength housing interface elements where 7075-T6 yield strength is insufficient for the compact cross-section that joint volume budget allows.
Fatigue & MRI Programs
Titanium Ti-6Al-4V
Titanium options for weight-sensitive and corrosion-resistant components. Confirm the approved grade, material condition and surface requirements.
Finish selection
Surface Treatments for Robot Actuator Housings
Select the finish around the specified material, functional surfaces and service conditions. Confirm process details and acceptance requirements with your drawing.
Appearance & protection
Type III Hard Anodize
Standard wear and corrosion protection for aluminum robot actuator housing exterior surfaces — HV 400+ hardness resisting scuff damage during robot assembly and field service.
- Best for
- Specified material and service conditions
- Specify
- Process, color sample & thickness
Appearance & protection
Type II Clear Anodize & Powder Coat
Type II clear anodize (5–25μm) for collaborative robot motor housing exterior surfaces where Type III dark appearance conflicts with cobot industrial design.
- Best for
- Specified material and service conditions
- Specify
- Process, color sample & thickness
Finish selection
Electroless Nickel
Review electroless nickel against the material, functional surfaces and intended service conditions.
- Best for
- Drawing-specific surface requirements
- Specify
- Process, functional surfaces & acceptance
Corrosion control
Passivation
Review passivation against the material, functional surfaces and intended service conditions.
- Best for
- Stainless steel surface requirements
- Specify
- Method, masking & inspection records
Finish selection
Alodine Class 3
Electrically conductive surface conversion for robot actuator housings requiring EMC bonding continuity between housing body and robot chassis — EMC-compliant actuator casing programs for robot platforms requiring FCC/CE electromagnetic emission certification.
- Best for
- Drawing-specific surface requirements
- Specify
- Process, functional surfaces & acceptance
Finish selection
DLC Coating
Review dlc coating against the material, functional surfaces and intended service conditions.
- Best for
- Drawing-specific surface requirements
- Specify
- Process, functional surfaces & acceptance
Production Capacity
Machining resources for drawing review, prototypes and repeat-production programs.
5-axisMulti-face machining
CNCPrototype & batch machining
Inspection & documentation
Quality Control for Robot Actuator Housings
Review material identity, machining datums, functional dimensions and production records for your component.
IATF 16949AS9100D
To drawingCritical dimensions
As agreedInspection scope
Final tolerances, inspection coverage and acceptance criteria are confirmed against your drawing, material and geometry.
Material Verification
- Check
- Specified grade, material condition and lot identity.
- Verify
- Material certificates and agreed identification checks.
- Records
- Material certificates and required traceability records.
Machining Process Control
- Check
- Mounting faces, pockets and wall thickness.
- Verify
- Drawing datums, setup planning and in-process inspection.
- Records
- Agreed critical-feature and process inspection records.
Dimensional Inspection
- Check
- Functional dimensions, mating features and surface condition.
- Verify
- Suitable measuring equipment and drawing-specific gauges.
- Records
- Dimensional reports and specified finish results.
Production Documentation
- Check
- First-piece approval, production records and delivery requirements.
- Verify
- The inspection plan and customer approval process.
- Records
- Agreed document pack, including PPAP or FAIR when required.
Agree Your Quality Document Pack
Confirm the certificates, inspection reports and production records needed for your order when sharing your drawing.
Robot Actuator Housings FAQ
Which Robot Actuator Housings designs can you manufacture?
The product range includes Harmonic Drive Robot Actuator Housing, Planetary & QDD Actuator Housing, Collaborative Robot Motor Housing. Custom geometry is reviewed against the approved drawing.
- Include the mating interfaces, critical datums and expected order quantity.
Which materials can I specify?
Material options include Aluminum 7075-T6, Aluminum 6061-T6, Aluminum 6063-T5. The exact grade and condition should be confirmed for your application.
- Include material certificate, finish and any restricted-substance requirements with your enquiry.
What should I include in the drawing?
Define mounting faces, pockets and wall thickness, together with datums, tolerances and required surface condition.
- Include a 2D drawing and 3D model where available.
- Identify the dimensions that affect assembly or function.
What finishing and inspection records can be requested?
Finishing options include type iii hard anodize, type ii clear anodize & powder coat, electroless nickel. Applicability is reviewed against the specified material and geometry.
- Agree material certificates, dimensional reports and any PPAP or FAIR requirements with the order.
How are pricing and lead time confirmed?
Pricing and delivery are confirmed after reviewing the drawing, material availability, quantity, machining route, finishing and inspection scope.
- Prototype and repeat-production schedules are quoted for the specific order.
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Get a Quote for Robot Actuator Housings
Share your drawing or 3D model, material, critical dimensions, finish and order quantity. We’ll review the machining route, inspection scope and delivery requirements.
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