Mechanical Transmission for Actuators | Component Specifications

Product Specifications

Technical details and manufacturing context for Mechanical Transmission

Definition

A mechanical transmission is a critical component within hydraulic or electromechanical actuators that transfers rotational or linear motion and torque from a power source (like a motor or hydraulic cylinder) to the actuator's output mechanism. It serves to modify speed, torque, and direction to achieve the desired force and movement for tasks such as positioning, lifting, or applying pressure. This component is designed to operate within a specified range of rated torque (50–500 N·m), reduction ratio (5–100), and input speed (500–3000 r/min), ensuring compatibility with various actuator configurations. Backlash is limited to ≤0.1° to maintain positioning accuracy, and efficiency ranges from 85% to 95% to minimize energy loss. The operating temperature range is -20°C to 80°C, and the protection class (IP54–IP65) indicates resistance to dust and water ingress. Materials on file include alloy steel, hardened steel, and bronze for bushings or bearings. Housing material is specified as HT250 (per GB/T 9439), and gear material as 20CrMnTi (per GB/T 3077), both carburized and hardened for wear resistance. Weight ranges from 10 to 50 kg, affecting installation and structural support. Lubrication is oil bath, requiring periodic oil changes, and the standard mounting position is horizontal, though other positions may require special seals. These parameters are reference ranges that must be verified for the specific model and application. Always confirm model-specific values and standards with the legal manufacturer or supplier.

Working Principle

The mechanical transmission operates by using mechanical elements like gears, belts, chains, or lead screws to convert input motion (rotary or linear) into controlled output motion. In actuators, it precisely translates the power generated into the specific linear or rotary action required by the application, often providing mechanical advantage. The reduction ratio adjusts speed and torque, while the gear arrangement determines direction. Efficiency is influenced by friction and lubrication, and backlash affects precision. The system is designed to operate within specified torque, speed, and temperature limits, with protection against environmental contaminants.

Common Materials

Alloy Steel, Hardened Steel, Bronze (for bushings/bearings)

Technical Parameters

Parameter	Typical range	Notes & selection driver
Rated Torque	50–500 N·m	Determines actuator size and output capability
Reduction Ratio	5–100	Matches speed and torque requirements
Backlash	≤0.1 °	Critical for positioning accuracy
Efficiency	85–95 %	Higher efficiency reduces energy loss
Input Speed	500–3000 r/min	Maximum allowable input speed
Operating Temperature	-20–80 °C	Lubricant and seal limits
Protection Class	IP54–IP65	Dust and water ingress protectionIEC 60529
Housing Material	HT250	Cast iron for strength and dampingGB/T 9439
Gear Material	20CrMnTi	Carburized and hardened for wear resistanceGB/T 3077
Weight	10–50 kg	Affects installation and structural support
Lubrication	Oil bath	Requires periodic oil change
Mounting Position	Horizontal	Other positions may require special seals

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

Components / BOM

Gear Set
Transmits motion and modifies torque/speed through meshing teeth.

Material: Hardened Alloy Steel
Shaft Part
Rotating element that carries torque and supports rotating components.

Material: Alloy Steel
Bearing
Supports rotating shafts and reduces friction.

Material: Steel (races) with Bronze or Polymer (cage)
Lead Screw Optional
Turns rotation into a stroke on builds whose output has to be linear.
Belts and Chains Optional
Carry the power across a distance where a gear train cannot reach.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Hydraulic or Electromechanical Actuator

View system integration details

Manufacturers of Mechanical Transmission

1 company lists this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

Jinan Senfeng Laser Technology Co., Ltd.

Jinan, Shandong, CN

TÜV CE FDA ETL SGS

Also makes: Fiber Laser Cutting Machine, Automated Assembly Systems, Laser Welding Machine and 8 more

Listed on the company's own website · profile compiled by CNFX from public sources

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Frequently Asked Questions

What is the typical rated torque range for this mechanical transmission?

The rated torque range is 50–500 N·m, but this is a reference range. The actual value depends on the specific model and application. Always confirm with the manufacturer.

What materials are used in this component?

Materials on file include alloy steel, hardened steel, and bronze for bushings or bearings. Housing material is HT250 cast iron, and gear material is 20CrMnTi, carburized and hardened. These are reference grades; verify for your specific product.

What is the operating temperature range?

The operating temperature range is -20°C to 80°C. This is based on lubricant and seal limits. Exceeding these limits may cause failure. Confirm with the supplier for your application.

What protection class does this transmission have?

The protection class is IP54–IP65 per IEC 60529, indicating dust and water ingress protection. The exact rating depends on the model. Verify with the manufacturer.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification

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pressure:	Up to 300 bar
other spec:	Max torque: 500 Nm, Speed range: 0-3000 rpm
temperature:	-40°C to 120°C

Mechanical Transmission

Product Specifications

Applied To / Applications

Industrial Ecosystem & Supply Chain Structure

Application Fit & Sizing Matrix

Reliability & Engineering Risk Analysis

Compliance & Manufacturing Standards