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Drive Base Assembly

A four-wheel hub-motor platform with independent suspension for curbs, gravel, and grass. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

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Bill of materials

4 top-level lines · 27 rows shown · 291 parts total · indented to 3 levels
# Item / sub-assembly Part no. Qty/assy Ext. qty Parts Type
1 Base Frame security-patrol-robot-base-frame 1× 1 — part
2 Drive Module 3 parts security-patrol-robot-drive-module 4× 4 68 assembly
2.1 Hub Motor 6 parts security-patrol-robot-hub-motor 1× 4 48 assembly
2.1.1 Stator Assembly 3 parts + deeper › stator-assembly 1× 4 3 assembly
2.1.2 Rotor Assembly 4 parts + deeper › rotor-assembly 1× 4 19 assembly
2.1.3 Neodymium Magnet neodymium-magnet 20× 80 — part
2.1.4 Motor Housing motor-housing 1× 4 — part
2.1.5 Ball Bearing ball-bearing 2× 8 — part
2.1.6 Hall Sensor hall-sensor 3× 12 — part
2.2 Wheel Assembly 5 parts wheel-assembly 1× 4 9 assembly
2.2.1 Alloy Wheel alloy-wheel 1× 4 — part
2.2.2 Tire tire 1× 4 — part
2.2.3 TPMS Sensor tpms-sensor 1× 4 — part
2.2.4 Lug Nut lug-nut 5× 20 — part
2.2.5 Valve Stem valve-stem 1× 4 — part
2.3 Motor Controller 5 parts security-patrol-robot-motor-controller 1× 4 11 assembly
2.3.1 Bare PCB pcb-bare 1× 4 — part
2.3.2 Microcontroller mcu 1× 4 — part
2.3.3 Power MOSFET mosfet 6× 24 — part
2.3.4 SMD Passive (R/C/L) smd-passives 1× 4 — part
2.3.5 Connector connector 2× 8 — part
3 Suspension Arm 4 parts security-patrol-robot-suspension-arm 4× 4 4 assembly
3.1 Swing Arm security-patrol-robot-swing-arm 1× 4 — part
3.2 Coil Spring coil-spring 1× 4 — part
3.3 Suspension Damper security-patrol-robot-damper 1× 4 — part
3.4 Ball Bearing ball-bearing 1× 4 — part
4 Contact Bumper security-patrol-robot-bumper 2× 2 — part

Used in 1 assembly

Security Patrol Robot

Sourcing — likely vendors

Companies that make this · indicative price $0.50–$100 · MOQ & lead are typical
VendorHQSpecialtyMOQLead time
🇨🇳Foxconn
foxconn.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Flex (Singapore)
flex.com ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks
🇮🇳Dixon Technologies
dixoninfo.com ↗ 		Noida, IN Electronics contract mfg 1,000 pcs 6–10 wks
🇨🇳BYD Electronics
bydelectronic.com ↗ 		Shenzhen, CN Electronics contract mfg 1,000 pcs 6–10 wks
🇸🇬Venture Corp
venture.com.sg ↗ 		Singapore Electronics contract mfg 1,000 pcs 6–10 wks