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Robotized Gearbox - Industrial Gearbox SupplierRobotized Gearbox

Robotized gearbox sourcing for industrial automation, robot cells, AGV/AMR platforms, and replacement programs.

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Please attach 2D/3D CAD drawings, target torque/speed, and quantity.

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Heavy-Duty RV Speed Reducers

Cycloidal pinwheel and planetary RV reducers for heavy industrial robots, offering immense shock load resistance, high torsional rigidity, and true drop-in compatibility.

Target Buyer:Robot integrators and MRO teams looking to resolve long lead times or high costs of incumbent RV reducers without altering robot mechanical design.
Send RFQDownload RFQ Template
RV speed reducers - classic RV architecture

Capability Highlights

  • High torsional rigidity for stable heavy-payload robot positioning
  • Exceptional shock load capacity (up to 5x nominal torque)
  • Planetary and bearing-integrated RV styles for simplified machine design
  • Direct dimensional interchangeability with Nabtesco RV-E and RV-C series

Typical Applications

  • 6-axis heavy industrial robot base and main arm joints
  • Heavy-duty welding positioners and rotary indexers
  • Machine tool ATCs (Automatic Tool Changers)
  • Radar and antenna tracking drives

Engineering Focus

  • Main bearing moment load capacity and tilting rigidity
  • Hysteresis loss and sub-arc-minute backlash stability
  • Dynamic sealing against welding spatter or machining coolant
  • Drop-in flange, pilot, and input gear tolerances

Key Evaluation Matrix

MetricTypical RangeWhy It Matters
Shock Load CapacityUp to 500% of nominal torqueIndustrial robots frequently experience emergency stops and collisions; the RV pinwheel mechanism prevents catastrophic failure.
Torsional StiffnessHigh rigidity across the full torque spectrumPrevents end-effector vibration and settling time delays in heavy-payload operations.

Public Selection Matrix

Subseries and Specification Coverage

Use this matrix to identify the right engineering review path before requesting model-specific CAD, drawings, or a drop-in replacement check.

SubseriesScopePublic Specs to CheckBuyer Use
Cycloidal pinwheel RV reducerClassic RV-style cycloidal pinwheel reducers for robot joints, positioners, and high-shock automation axes.
  • high shock resistance
  • high torsional rigidity
  • low backlash under full load
Use this family when robot-axis stiffness and impact capacity are more important than lowest cost.
Planetary gear type RV reducerRV packages with planetary input distribution for compact servo matching and smooth torque transfer.
  • planetary input stage
  • servo adapter match
  • thermal efficiency review
Use this family for robot arm axes where motor integration and package length are key constraints.
Bearing type RV reducerRV reducers with integrated output bearing support for moment loads and direct robot-joint mounting.
  • integrated bearing format
  • moment-load capacity
  • output flange runout review
Use this family when the reducer also carries the axis output load.

RFQ Checklist

  1. Send incumbent RV model number (e.g., RV-110E, RV-320C)
  2. State required ratio, application torque, and external moment load
  3. Confirm input motor shaft dimensions for the sun gear adapter
  4. Define delivery timeline for prototype validation

Risk Controls

  • Input gear meshing failure: We provide custom motor flanges and input sun gears matched to your exact servo motor shaft.
  • Lubrication breakdown under continuous duty: We validate thermal limits and specify the exact synthetic grease volume required for horizontal vs. vertical mounting.

RGB-RV

CAD and Datasheet Availability

Engineering confirms load moment, mounting side, input adapter, and lubrication position before releasing the file set.

Download Asset IndexDownload Public BriefRequest Matched CADOpen CAD Library

Public spec status

Product-family brief and RFQ worksheet are public.

CAD release status

Released after axis load and mounting review.

Accepted formats

STEP, IGES, SolidWorks, 2D PDF on request

Minimum inputs before CAD

  • Axis payload and moment load
  • Ratio and cycle speed
  • Input motor adapter
  • Mounting side and lubrication position

Matched package after review

  • RV reducer envelope
  • Mounting and pilot drawing
  • Load-screening notes
  • Inspection document request list

Engineering Downloads for This Product

Use the no-login worksheets before sending drawings or requesting model-specific CAD. They help engineering confirm torque, backlash, interface, inspection, and replacement assumptions for Heavy-Duty RV Speed Reducers.

  • Download the public engineering brief for the Heavy-Duty RV Speed Reducers family before requesting matched datasheets, drawings, or CAD files.
  • Download the engineering asset index to check public worksheet availability, CAD release status, and minimum inputs for this product family.
  • Download the gearbox RFQ template to structure torque, ratio, backlash, duty cycle, quantity, and delivery inputs.
  • Download the replacement review checklist when comparing an incumbent gearbox, catalog model, or damaged installed reducer.
  • Download the inspection document request to align dimensional, material, heat-treatment, run-in, and OQA records before PO.
  • Download the CAD package manifest to review release gates for datasheets, 2D interface drawings, 3D CAD envelopes, and inspection file sets.
  • Open the CAD and datasheet library to check package layers and revision controls before requesting model-specific files.
  • Open the full engineering resource center for CAD release policy, export packing inputs, and buyer workflow guidance.
  • Send a structured RFQ with this product context so engineering receives the product family, source page, and public brief reference before reviewing attachments.

Product Gallery

RV speed reducers - bearing integrated RV
RV speed reducers - bearing integrated RV
RV speed reducers - high shock load RV
RV speed reducers - high shock load RV
RV speed reducers - cycloidal stage
RV speed reducers - cycloidal stage

Buyer FAQ

Can you replace a damaged Nabtesco RV reducer?

Yes, our RV series provides 100% mechanical and performance interchangeability for both solid (E-series) and hollow (C-series) types.

Do you offer the hollow shaft RV variants?

Yes, our hollow-bore RV reducers allow power and data cables to pass directly through the center axis, identical to incumbent designs.

Related Resources

  • Engineering Resources and RFQ Templates
  • Cycloidal gearbox replacement
  • Contact / RFQ
SLA Guarantee: Engineering review and response within 24 hours

Inquiry Email

[email protected]

Email app

Please attach 2D/3D CAD drawings, target torque/speed, and quantity.

Instant Chat

+8618857971991

Chat on WhatsApp

Direct response from our engineering team.