AMR Gearbox RFQ Template: Copy-Ready Structure for Technical Evaluation
Copy-ready AMR gearbox RFQ template with scoring model, compliance matrix, and red-flag questions for faster supplier evaluation.
Most AMR procurement delays are caused by poor RFQ structure, not slow suppliers. If requirement fields are incomplete, every candidate returns marketing-level answers and the team spends weeks in clarification loops.
One quick quality test for your RFQ draft: If two suppliers can both claim "compliant" while assuming different test conditions, your RFQ is too vague for fair comparison.
RFQ Process Overview
Copy-Ready RFQ Section Structure
Section A: Program Context
| Field | Your input |
|---|---|
| Robot application | e.g., warehouse AMR, delivery robot, cleaning robot |
| Deployment environment | indoor/outdoor, temperature range, IP requirement |
| Operating hours per day | e.g., 16h or 24/7 |
| Target service life | e.g., 20,000 hours or 3 years |
| Prototype date | date |
| SOP date | date |
| Annual volume forecast | Year 1 / Year 2 / Year 3 |
Section B: Duty Cycle and Load Profile
| Operating mode | Torque (Nm) | Speed (RPM) | Duration (%) | Frequency |
|---|---|---|---|---|
| Cruise (loaded) | 40% | Continuous | ||
| Cruise (empty) | 20% | Continuous | ||
| Acceleration event | 10% | Per mission | ||
| Deceleration/braking | 10% | Per mission | ||
| Docking/alignment | 5% | Per mission | ||
| Shock/curb event | ≤1% | Per shift | ||
| Idle | 0 | 0 | 15% | Between missions |
Section C: Mechanical Integration
| Requirement | Specification |
|---|---|
| Maximum installed envelope | L × W × H mm, with drawing reference |
| Motor interface | Pilot diameter, bolt circle, tolerance class |
| Output shaft | Diameter, key/spline, runout tolerance |
| Mounting datum | Surface, fastener pattern, flatness |
| Service extraction direction | Axial/radial, minimum clearance |
| Cable/connector constraints | Orientation, bend radius, length |
Section D: Performance Requirements
| Requirement ID | Parameter | Target | Test condition |
|---|---|---|---|
| D-01 | Efficiency @ Point 1 | ≥ X% | load, speed, temperature |
| D-02 | Efficiency @ Point 2 | ≥ X% | load, speed, temperature |
| D-03 | Backlash | ≤ X arcmin | preload, fixture, temperature |
| D-04 | Torsional stiffness | ≥ X Nm/arcmin | load range, direction |
| D-05 | Noise level | ≤ X dB(A) | speed, load, distance, setup |
| D-06 | Temperature rise | ≤ X°C | load, duration, enclosure condition |
Section E: Reliability and Quality
| Requirement | Specification |
|---|---|
| MTBF / B10 target | hours, with failure definition |
| Maintenance interval | lubricant change, bearing inspection schedule |
| Traceability | Serial-level / lot-level |
| Field-return response SLA | Maximum response time |
| Root-cause reporting | Required for any field failure |
Section F: Commercial Terms
| Term | Requirement |
|---|---|
| Prototype quantity | units |
| Pilot quantity | units |
| Year 1 forecast | units |
| Incoterm | FOB / CIF / DDP |
| Payment terms | Net 30 / T/T / LC |
| Warranty period | months |
Required Supplier Response Table
Force structured responses with this compliance matrix:
| Req ID | Requirement | Status | Value | Test condition | Gap/risk | Cost impact | Lead impact |
|---|---|---|---|---|---|---|---|
| D-01 | Efficiency @ Pt1 | Met/Partial/No | |||||
| D-02 | Efficiency @ Pt2 | Met/Partial/No | |||||
| D-03 | Backlash | Met/Partial/No | |||||
| D-04 | Torsional stiffness | Met/Partial/No | |||||
| D-05 | Noise | Met/Partial/No | |||||
| D-06 | Temperature rise | Met/Partial/No | |||||
| E-01 | MTBF / B10 | Met/Partial/No |
Status definitions: Met = fully meets spec as stated. Partial = meets with deviation, gap + mitigation documented. No = cannot meet, alternative proposed.
Weighted Scoring Model
| Category | Weight | Sub-criteria |
|---|---|---|
| Technical fit | 40% | Efficiency, backlash, noise, thermal, envelope compliance |
| Reliability maturity | 20% | Test data quality, MTBF substantiation, failure mode transparency |
| Customization readiness | 20% | Response quality, engineering depth, timeline credibility |
| Commercial terms | 20% | Unit cost, MOQ, lead time, payment terms, warranty |
Rule: If technical fit score under 60%, do not advance candidate regardless of commercial terms.
Red-Flag Questions (Include in Every RFQ)
These five questions reveal engineering maturity quickly:
- Which requirement carries the highest technical risk and why?
- Which proposal assumptions are most sensitive to duty-cycle changes?
- What validation data is still missing at proposal stage?
- What is the impact if we tighten noise or backlash limits by 20%?
- What are the top 3 failure modes observed in similar applications?
Suppliers who answer these substantively are significantly lower risk than those who only provide catalog data.
Common RFQ Mistakes and Fixes
| Mistake | Consequence | Fix |
|---|---|---|
| Mixing mandatory and optional requirements | Suppliers over-focus on easy wins | Mark priority level (Must/Want) on every line |
| Missing test-condition definitions | Responses are incomparable | Attach test-condition annex as reference standard |
| No thermal/acoustic pass/fail thresholds | Vague "acceptable" arguments at pilot | Add measurable acceptance values |
| No serviceability requirements | Service cost discovered after deployment | Add MTTR target and service extraction requirements |
| Price-weighted scoring only | Low-price supplier with integration risk wins | Use weighted scoring with technical gate |
Buyer Takeaway
A strong RFQ does not just collect quotes. It forces comparable engineering truth in the first round. That is the fastest path to lower integration risk and better lifecycle economics.
Time savings from a structured RFQ: typically 4–10 weeks faster than unstructured approach, with significantly reduced post-award surprise costs.
Related Engineering Guides
- OEM Customization Checklist — Pair with RFQ for complete supplier engagement
- Gearbox MTBF for 24/7 Robots — Add reliability fields to your RFQ
- Planetary vs Cycloidal vs Harmonic — Define architecture requirements before issuing RFQ
- Browse Worm Gearbox Products
If you want an AMR gearbox RFQ worksheet customized to your program, contact [email protected].
Frequently Asked Questions
What should an AMR gearbox RFQ include?
A complete RFQ should include 6 sections: (A) Program context (application, environment, timeline), (B) Duty cycle table (continuous/peak torque, speeds, shock events), (C) Mechanical integration (envelope, interfaces, service path), (D) Performance requirements (efficiency, backlash, noise with test conditions), (E) Reliability targets (MTBF, maintenance, traceability), (F) Commercial terms (volumes, incoterms, warranty).
How do I compare gearbox supplier proposals fairly?
Use a weighted scoring model: Technical fit 40% (efficiency, backlash, noise, thermal, envelope), Reliability maturity 20% (test data quality, MTBF substantiation), Customization readiness 20% (engineering depth, timeline credibility), Commercial terms 20% (cost, MOQ, lead time). If technical score is under 60%, do not advance regardless of price.
How long does the AMR gearbox RFQ-to-nomination process take?
With a structured RFQ template: 10–14 weeks from RFQ issue to supplier nomination. Without a template: 16–24 weeks due to clarification loops that add 4–10 weeks. The structured approach typically saves $5,000–$15,000 in engineering time and reduces post-award surprises.
What red-flag questions should I include in every gearbox RFQ?
Five critical questions: (1) Which requirement carries highest technical risk and why? (2) Which assumptions are most sensitive to duty-cycle changes? (3) What validation data is missing at proposal stage? (4) What happens if we tighten noise/backlash limits by 20%? (5) What are the top 3 failure modes in similar applications? Suppliers who answer substantively are significantly lower risk.
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