Carriage / Moving Platform for XY Positioning Systems | Precision Linear Motion Component

Product Specifications

Technical details and manufacturing context for Carriage / Moving Platform

Definition

The carriage or moving platform is a critical sub-component of an XY positioning stage that moves along linear guides or rails to provide precise positioning in one axis direction. It serves as the mounting surface for tools, sensors, or workpieces and interfaces with the drive mechanism (such as ball screws, linear motors, or belts) to achieve controlled movement with high accuracy and repeatability. This component is typically manufactured from aluminum alloy (e.g., 6061-T6) or stainless steel, with the frame material influencing weight, rigidity, and environmental resistance. The carriage is designed to travel along linear ball guides (per ISO 12090-1) or roller guides for higher rigidity, and its travel length can range from 100 to 600 mm, with custom lengths available on request. The maximum load capacity is between 50 and 200 kg, depending on the frame size and guide configuration. Positioning accuracy is specified as ±0.01 to ±0.05 mm, and repeatability as ±0.005 to ±0.02 mm, both tested according to ISO 230-2. Maximum speed ranges from 100 to 500 mm/s, limited by the motor and screw lead (5–20 mm per ISO 3408). The drive motor power is typically 0.2 to 1.5 kW, and the supply voltage is 220–380 V AC (three-phase for higher power, per IEC 60038). The operating temperature range is -10 to 50 °C, and the protection class is IP54 to IP65 (per IEC 60529). The carriage weight varies from 15 to 60 kg depending on travel length and options. This component is used in machinery and equipment manufacturing, particularly in automated assembly, inspection, and material handling systems. When selecting a carriage, engineers must verify model-specific values and standards with the legal manufacturer or supplier, as the listed parameters are reference ranges that depend on the exact configuration and application.

Working Principle

The carriage moves along precision linear guides or rails using a drive mechanism (typically ball screw, linear motor, or belt drive) controlled by a motor and feedback system. It maintains rigid connection to the moving element while minimizing friction and vibration to ensure precise positioning. The drive motor rotates the screw or drives the belt, converting rotary motion into linear motion of the carriage. A feedback system (e.g., encoder) monitors position and adjusts the motor to achieve the required accuracy and repeatability. The carriage is designed to carry loads up to 200 kg and operate at speeds up to 500 mm/s, with positioning accuracy down to ±0.01 mm. Proper lubrication and alignment of the guides are essential to maintain performance and prevent premature wear.

Common Materials

Aluminum alloy, Stainless steel

Technical Parameters

Parameter	Typical range	Notes & selection driver
Travel Length	100–600 mm	Custom lengths available on request
Maximum Load Capacity	50–200 kg	Higher loads require larger frame
Positioning Accuracy	±0.01–±0.05 mm	Depends on screw pitch and feedbackISO 230-2
Repeatability	±0.005–±0.02 mm	Higher for closed-loop systemsISO 230-2
Maximum Speed	100–500 mm/s	Limited by motor and screw
Drive Motor Power	0.2–1.5 kW	Select based on load and speed
Supply Voltage	220–380 V AC	Three-phase for higher powerIEC 60038
Operating Temperature	-10–50 °C	Outside range may affect lubrication
Protection Class	IP54–IP65	Higher for dusty or wet environmentsIEC 60529
Frame Material	6061-T6	Aluminum alloy; steel optionalASTM B221
Guide Rail Type	Linear ball	Roller guides for higher rigidityISO 12090-1
Screw Lead	5–20 mm	Affects speed and resolutionISO 3408
Weight	15–60 kg	Depends on travel length and options

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

Carriage Body
Main structural element that provides mounting surfaces and connects to drive mechanism

Material: Aluminum alloy or stainless steel
Linear Bearing Blocks
Interface with linear guides to enable smooth, low-friction motion

Material: Steel with polymer or ceramic elements
Mounting Holes/Pattern Part
Provides attachment points for tools, sensors, or workpieces

Material: Same as carriage body
Drive Mechanism Interface Part
Connection point for ball screw nut, belt clamp, or linear motor secondary

Material: Steel or aluminum

Application & selection

Application Fit & Sizing Matrix

Operational Limits

pressure:	0 to 0.5 MPa
other spec:	Max velocity: 2 m/s, Max acceleration: 10 m/s², Load capacity: 500 N
temperature:	-20°C to +80°C

Media Compatibility

✓ Clean air environments ✓ Dry inert gases ✓ Non-corrosive lubricants

Unsuitable: Abrasive slurry or particulate-laden environments

Sizing Data Required

Required travel length (mm)
Maximum load (N) including moment loads
Positioning accuracy/repeatability requirement (μm)

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause

Wear and misalignment of guide rails and wheels

Cause: Accumulation of debris, inadequate lubrication, or improper installation leading to uneven load distribution and accelerated wear.

Motor or drive system failure

Cause: Overloading, electrical faults, or thermal stress from continuous operation without adequate cooling or maintenance intervals.

Maintenance Indicators

Unusual grinding or screeching noises during movement, indicating friction or misalignment.
Visible wobbling or uneven movement of the platform, suggesting worn components or structural issues.

Engineering Tips

Implement regular cleaning and lubrication schedules for guide rails and wheels to prevent debris buildup and ensure smooth operation.
Install vibration or thermal sensors to monitor motor and drive health, enabling predictive maintenance before catastrophic failure.

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards

ANSI B5.54 - Machine tools - Test conditions for machining centers DIN 5510-2 - Railway vehicles - Fire protection

Quoted from the published standard.

Manufacturing Precision

Flatness: 0.05mm per 1000mm length
Parallelism between rails: +/-0.1mm

Quality Inspection

Dimensional verification with CMM (Coordinate Measuring Machine)
Load testing with 150% rated capacity

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

Check the legal entity, factory address, ownership, certifications, and direct contacts.

Compare the published product scope and source details, then include your specifications and quantity in an enquiry.

Manufacturers of Carriage / Moving Platform

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

FUYU Technology

Chengdu, China (per official site; order manufacturing address to be verified), CN

The official FSL120 page publishes a fully enclosed ball screw single-axis module with moving platform, two rails and four carriages, for single- or multi-axis combinations; company documents on the same domain state R&D, assembly and manufacture of linear motion products in Chengdu. Only modules including the moving mounting surface were reviewed; separate slide supply or the motor and control BOM of a complete XY system is not assumed, and accuracy and load are accepted under the actual mounting conditions.