Drive End: Torque Capacity 5-50 Nm, Shaft Diameter 10-25 mm

Q: What is the primary function of the Drive End in measuring screws?

The Drive End transmits rotational motion and torque from the drive mechanism to the measuring screw, converting rotary input into precise linear displacement for accurate measurement.

Q: How does the Drive End minimize measurement errors?

Through precision machining, anti-backlash mechanisms, rigid mounting interfaces, and high-quality bearings that reduce play, deflection, and inconsistent motion transfer.

Q: What maintenance is required for Drive End components?

Regular lubrication of bearings, inspection for wear on coupling surfaces, torque verification, and alignment checks to ensure continued precision performance.

Component Specifications

Definition

The Drive End is a critical component in measuring screw assemblies that interfaces with the drive mechanism to provide controlled rotational motion and torque transmission. It ensures accurate linear displacement measurement by converting rotary input into precise axial movement through the screw mechanism. This component maintains alignment, minimizes backlash, and provides consistent torque delivery for repeatable measurement accuracy in industrial applications.

Working Principle

The Drive End operates by receiving rotational input from a motor or manual drive mechanism, transmitting torque through a coupling or direct connection to the measuring screw. It converts rotary motion into controlled linear displacement via the screw's thread engagement, with precision bearings and alignment features ensuring minimal deflection and consistent motion transfer. The component maintains constant contact pressure and eliminates play through pre-load mechanisms for accurate position feedback.

Materials

High-strength alloy steel (AISI 4140/4340), stainless steel (316/440C), or aluminum alloys (6061-T6/7075-T6) with surface treatments including hard chrome plating, nitriding, or DLC coating for wear resistance. Bearing surfaces use ceramic or hardened steel inserts.

Technical Parameters

Parameter	Typical range	Notes & selection driver
Weight	0.5-2.5 kg
Backlash	<0.01 mm
Maximum RPM	3000
Shaft Diameter	10-25 mm
Torque Capacity	5-50 Nm
Runout Tolerance	±0.005 mm
Temperature Range	-20°C to 120°C
Mounting Interface	ISO 4762 M6-M12

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Standards

ISO 3408, DIN 69051, ISO 4762, DIN 912

Parent Products

This component is used in the following industrial products

Measuring Screw

A precision screw component used for controlled displacement or measurement within metering systems.

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Engineering Analysis

Risks & Mitigation

Backlash accumulation
Bearing wear leading to increased runout
Misalignment causing measurement drift
Corrosion in harsh environments
Thermal expansion affecting precision

FMEA Triads

Trigger: Insufficient lubrication
Failure: Increased friction and premature bearing wear
Mitigation: Implement scheduled lubrication with high-temperature grease and install wear sensors

Trigger: Improper mounting alignment
Failure: Eccentric loading and measurement inaccuracy
Mitigation: Use precision alignment fixtures during installation and laser alignment verification

Trigger: Material fatigue from cyclic loading
Failure: Crack propagation in critical stress areas
Mitigation: Implement regular ultrasonic testing and use fatigue-resistant alloys with proper heat treatment

Industrial Ecosystem

Compatible With

Typical Suppliers & Equivalents

Compliance & Inspection

Tolerance

Positional tolerance ±0.01 mm, concentricity 0.005 mm TIR, surface finish Ra 0.8 μm

Test Method

Laser interferometry for positional accuracy, torque testing with calibrated load cells, thermal cycling tests per ISO 230-3

Procurement Evaluation Criteria

A practical evidence checklist for RFQ preparation and supplier evaluation.

Technical documentation

Request current drawings, revision history, and a signed specification sheet.

Manufacturing capability

Verify equipment lists, process limits, capacity, and representative production evidence.

Inspection readiness

Confirm test methods, calibrated equipment, sampling plans, and traceable reports.

Supplier transparency

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Manufacturers of Drive End

Manufacturer profiles associated with Drive End.

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Frequently Asked Questions

What is the primary function of the Drive End in measuring screws?