HF RFID Library Inventory Robot

The Library Robot Chassis is a high-performance, fully integrated mobile base designed for building autonomous service robots across commercial and industrial scenarios. It combines laser-LiDAR SLAM localization, a 3D depth camera, IMU, and ultrasonic sensors into a tightly coupled multi-sensor fusion pipeline, powered by proprietary SLAM navigation system.

1. Product Overview

The Library Robot Chassis is a high-performance, fully integrated mobile base designed for building autonomous service robots across commercial and industrial scenarios. It combines laser-LiDAR SLAM localization, a 3D depth camera, IMU, and ultrasonic sensors into a tightly coupled multi-sensor fusion pipeline, powered by proprietary SLAM navigation system.

Key differentiators:

Advantage

Description

No landmark / no QR-code required

Pure laser+visual SLAM — navigate freely without floor markers

Dynamic path re-planning

Reacts to moving people & changing environments in real time

Ultra-long runtime + auto-docking

Large-capacity Li-ion pack with low-battery autonomous return-to-charge

Heavy-payload compact footprint

Ø450 mm circular form factor, up to 50 kg payload, net weight only 30 kg

Open development platform

HTTPS / WebSocket APIs + SDK for custom application layers

The chassis is engineered for retail, supermarkets, office buildings, Hospitals, exhibition halls, government service centers, transit hubs (stations/airports), Restaurants, hotels, and light logistics transport.


2. Core Feature Modules

2.1 Autonomous Navigation & Obstacle Avoidance


  • LiDAR + 3D Camera + IMU + Ultrasonic multi-sensor fusion for omnidirectional safety



  • Laser SLAM mapping & localization — supports map creation, modification, virtual wall setup, and map switching



  • Dynamic obstacle avoidance: real-time stop or detour around people/objects



  • Path planning: autonomous optimal routing or manually defined waypoint paths


2.2 Auto-Docking & Power System


  • Battery: 38 V · 25 Ah high-density Li-ion pack



  • Typical endurance: ≈10 hours (no-load)



  • Built-in BMS: over-charge protection + low-temperature charging self-heating



  • When charge drops below a configurable threshold → robot autonomously returns to charging dock



  • Adapter / charger input: 100–240 V AC wide-range


2.3 Multi-Robot Collaboration (Optional Fleet Logic)


  • Built-in multi-robot autonomous dispatch



  • Dynamically adjusts speed and delivery paths by task priority



  • Enables orderly operation of multiple chassis in shared spaces


2.4 Open SDK & Connectivity


  • Exposes HTTP / HTTPS & WebSocket protocol interfaces



  • Rich RESTful API set for:



    • Navigation commands & waypoint CRUD



    • Task scheduling & periodic jobs



    • Real-time telemetry (pose, battery, fault codes)



    • Remote joystick / teleop control



  • On-board compute unit + RJ45 Ethernet + dual-band Wi-Fi (2.4 GHz / 5 GHz)



3. Detailed Technical Specifications

3.1 Mechanical & Electrical — Base Specs

Item

Parameter

Model

C50

Form Factor

Circular chassis

Overall Dimensions

Ø 450 × H 317 mm (450 × 450 × 317 mm)

Net Weight

30 kg

Max. Payload

50 kg

Ground Clearance

33 mm

Min. Passage Width (narrow corridor)

≥ 70 cm

Rated System Power

60 W (typical operating)

Cruising Speed

0.3 – 1.0 m/s (software-adjustable)

Emergency Stop

Hardware E-Stop button — supported

Power Switch

Dedicated ON/OFF key

3.2 Battery & Charging

Item

Parameter

Battery Type

Lithium-ion, high-density

Battery Rating

38 V / 25 Ah

No-Load Endurance

≈ 10 hours

Protection Features

Over-charge protection; low-temp self-heating during charge

Charging Method

Auto-docking to charging station (auto-return when low)

Adapter Input

100 – 240 V AC

Charging Station Input

100 – 240 V AC

User Power Output

DC 24 V 10 A / DC 24 V 10 A (dual output rails for payload accessories)

3.3 Sensor Suite

Sensor

Detail

LiDAR (Single-Line)

• Scan angle: 230° front arc
• Range: 0.02 – 25 m
• Scan rate: 10 Hz

3D Depth Camera

• Mount position: Front-facing
• FoV: H 58.4° × V 45.5°
• Detection range: 0.2 – 2 m (near-field obstacle perception)

IMU (Inertial Measurement Unit)

Angular precision: 0.01°

Ultrasonic Sensors

Supplemental close-range detection (bumper-zone safety)

3.4 Drive & Suspension

Item

Parameter

Drive Configuration

2 × hub-motor driven wheels (differential / omni capable per firmware)

Hub Motor Size

5.5 inch

Motor Voltage

24 V (driven via internal DC/DC from 38 V pack)

Caster / Free Wheels

4 × universal casters

Suspension

Pendulum-type active suspension (helps maintain traction over small thresholds / uneven floors)

3.5 Communication & User Interfaces

Interface

Specification

Ethernet

RJ45 (wired LAN for docking stations / backbone)

Wi-Fi

2.4 GHz & 5 GHz dual-band

Protocol / Dev Access

HTTPS + WebSocket · Open SDK · RESTful API

Power Rails for Payload

2× DC 24 V / 10 A terminals

Internal Compute

On-board controller running SLAM & navigation stack


4. Functional Capability Matrix

4.1 Navigation & Autonomy — Core Functions

#

Function

Description

1

Autonomous Patrol / Navigation

Follows autonomously planned shortest paths or user-defined routes along waypoints

2

Multi Waypoint Setup

Define multiple stops within mapped area; reorder sequence freely; iterate through them

3

Navigation Task Scheduling

Create named tasks (each = ordered waypoint list); assign periodic / timed schedules or trigger on-demand

4

Dynamic Obstacle Avoidance

Detects obstacles via LiDAR + 3D camera + ultrasonics → live detour or controlled stop

5

Auto-Charging Cycle

Monitors SoC; below threshold → pause task → navigate home to docking station → charge → resume

4.2 Fleet & Remote Management Software

#

Function

Description

1

Speed ProFiles

Per-task or global speed limit configuration (0.3–1.0 m/s envelope)

2

Remote Teleoperation

Manual drive / pause / resume through web-based management console

3

Map Management

Create · Edit · Swap · Rebuild maps · Add virtual walls (keep-out zones)

4

Task Dispatch

Calendar-based recurring dispatches or real-time push commands

5

Data Logging

Navigation telemetry + event logs Stored locally (and/or forwarded to server)

6

System Configuration

Network settings, battery thresholds, safety limits, E-stop behavior

7

Remote Monitoring

Live robot state dashboard; fault/alarm push; remote diagnostics

8

Remote Deployment

Map an entire site remotely — scan, draw walls, drop waypoints, all over network

9

Cross-Zone Dispatching

Single control panel manages robots across physically separated areas


5. Standard Package Contents

Qty

Item

×1

C50 Chassis (main body)

×1

Battery charging adapter / PSU

×1

Auto-docking charging station

Power cable & data cable set

(Upper-module options — such as delivery bins, touchscreen mast, UV modules, or tray decks — are available as payload add-ons / customization services.)


6. Target Application Scenarios

Sector

Example Use

New Retail / Supermarkets

Shelf patrol, promo-screen mobile kiosks, goods-to-person transport

Office Buildings / Hotels

Document / amenity delivery, security patrol, reception guidance

Hospitals / Clinics

Lab specimen runs, linen/logistics loops, non-contact transport

Exhibition Halls / Gov. Centers

Guided tour base, information-point roving, queue management

Stations / Airports

Announcement-rover, cleaning-base integration, wayfinding

Restaurants / Catering

Bussing / dish-bin runs, sealed-food transport (payload-dependent)

Light Logistics

Intra-floor material movement between workcells


7. Architecture at a Glance (Internal Block Concept)

纯文本纯文本┌────────────────────────────┐
 │  3D Camera (front)          │  ← near-field depth / stairs-drop caution
 │  LiDAR 230° (front arc)     │  ← SLAM geometry & long-range obstacle
 │  Ultrasonic ring             │  ← bumper safety curtain
 │  IMU                         │  ← odometry drift correction
 └──────────┬───────────────────┘
            ▼
      ┌──────────────┐
      │  Compute Unit │── Ethernet / Wi-Fi ──→ Fleet Manager / Cloud
      │  SLAM Engine  │           ↑
      │  Path Planner │    HTTPS / WebSocket API (SDK)
      └──────┬───────┘
             ▼
      ┌──────────────┐
      │ Motor Drivers│ → 2× 24 V Hub Motors + 4× casters
      │ 24↔38 V PMU  │ → 38 V 25 Ah pack (BMS, heating)
      └──────────────┘

HF Reader Overview

This high-performance series of RFID Readers utilizes an all-digital signal processing design with completely independent intellectual property rights. Fully compliant with the ISO/IEC 15693 protocol, these readers incorporate proprietary anti-collision algorithms that ensure high read rates while enabling rapid data processing. They are ideally suited for a wide range of applications including unattended retail, smart shelves, logistics, personal identification, conference attendance systems, Access Control, anti-counterfeiting, and production process control.

Key Features & Specifications

  • Advanced Design: Full digital signal processing design requires no manual adjustment.


  • Protocol Support: Compliant with ISO/IEC 15693 standards; supports transparent command format operations.


  • RF Performance:


    • Frequency: 13.56 MHz. read NXP ICODE SLIX/SLIX2


    • Output Power: Adjustable from 0.5W to 5W (Peak 7W).


    • Read Range: Up to 90cm or greater, depending on the antenna and environment.


  • High-Speed Processing: Features advanced anti-collision algorithms achieving typical processing speeds exceeding 80 tags per second.


  • Multi-Antenna Configuration:


    • Ports: Available in configurations with 1, 4, 8, 12, 16, 20, 24, 32, or 36 SMA antenna ports.


    • Compatibility: Directly interfaces with standard 50Ω RFID Antennas.


    • Management: Supports individual port status detection and combined inventory operations.


  • Connectivity:


    • Standard RS232 interface with optional TCP/IP support.


    • Software-adjustable communication baud rate.


  • Development Support: Provides Dynamic Link Library (DLL) files and demonstration source code to facilitate secondary development.


  • Physical & Power: Compact, aesthetic design with low-power consumption; operates on a 24V DC power supply.


Applications

Unattended Retail, Smart Shelves / Library Management, Logistics & Supply Chain, Personnel Identification, Conference Check-in Systems, Access Control Systems, Anti-Counterfeiting Systems, and Industrial Production Process Control.


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