BJ12 - YC Motor

BJ12 Industrial Robot Components

· High-Precision Multi-Axis Motion

· Heavy Payload & Wide Reach

· Flexible & Compact Footprint

· Smart Automation Integration

Robot Specifications Table

Robot Model		ZDFX0808	ZDFX0509	ZDFH0614B	ZDFH0620B	ZDFT1215	ZDFT1220	ZDFG1215	ZDFG0816	ZDFG1221	ZDFG2518/3518	ZDGT1015	ZDGT1215D	ZDGT2518	ZDGT2518D	ZDGT5023	ZDGT10024
Degrees of Freedom		6	6	6	6	6	6	6	6	6	6	6	6	6	6	6	6
Payload		8Kg	5Kg	6Kg	6Kg	12Kg	12Kg	12Kg	8Kg	12Kg	25Kg/35Kg	10Kg	12Kg	25Kg	25Kg	50Kg	100Kg
Reach		827mm	948mm	1462mm	1982mm	1463mm	1980mm	1470mm	1587mm	2073mm	1853mm	1499mm	1516mm	1808mm	1839mm	2340mm	2440mm
Repeatability		±0.05mm	±0.05mm	±0.05mm	±0.08mm	±0.05mm	±0.08mm	±0.05mm	±0.05mm	±0.05mm	±0.05mm	±0.08mm	±0.05mm	±0.08mm	±0.08mm	±0.08mm	±0.1mm
Structure Configuration		Solid External	Solid External	Hollow Internal	Hollow Internal	Hollow Internal	Hollow Internal	Hollow Internal	Hollow Internal	Hollow Internal	Hollow Internal	Solid External	Solid External	Hollow Internal	Solid External	Solid External	Solid External
Recommended Applications	Spot Welding															●	●
	Handling / Loading	●	●	●	●	●	●	●	●	●	●	●	●	●	●	●	●
	Assembly	●	●			●	●	●	●	●	●	●	●	●	●
	Inspection							●	●	●	●
	Polishing							●	●	●	●			●	●	●	●
	Cutting					●	●	●	●	●	●	●	●	●	●	●	●
	Painting							●	●	●	●
	Arc Welding			●	●	●	●	●	●	●	●
	Gluing	●	●			●	●	●	●	●	●	●	●	●	●

General Specifications Model: BJ12

Robot Model		BJ12
Number of Axes		3 Axes
Maximum Operating Speed	J4 Axis	250°/s
	J5 Axis	270°/s
	J6 Axis	585°/s
Maximum Operating Range	J4 Axis	±180°
	J5 Axis	±180°
	J6 Axis	±360°
Maximum End Load		12 kg
Robot Body Weight		Approx. -- kg
Wrist Allowable Torque	J4 Axis	26 N·m
	J5 Axis	26 N·m
	J6 Axis	11 N·m
Wrist Allowable Inertia	J4 Axis	0.90 kg·m²
	J5 Axis	0.90 kg·m²
	J6 Axis	0.30 kg·m²
Pose Repeatability		±0.05 mm
Ambient Temperature		0 ~ 45 °C
Relative Humidity		20 ~ 80% RH
Atmospheric Pressure		89 kPa ~ 106 kPa (Altitude <1000m)
Vibration / Impact / Collision		≤ 0.5G
Protection Rating		IP54 (Wrist IP67)

■ Inertia Tensor Relative to Center of Mass

Component	Small Arm	Wrist	End Output
Reference	CS 4	CS 5	CS 6
Ixx (kg·mm²)	1.45×10⁵	1.09×10⁴	5.54×10²
Iyy (kg·mm²)	1.45×10⁵	9.39×10³	5.54×10²
Izz (kg·mm²)	7.92×10⁴	5.68×10³	5.35×10²

■ Joint Coupling

Joint	J4-J5	J4-J6	J5-J6
Coupling Coeff.	/	/	0.96

■ Reducer Parameters

Axis	J4 Axis	J5 Axis	J6 Axis
Reducer Ratio	9	10	4
Overall Ratio	108	100	46.25
Rated Output Speed (rpm)	27	30	65
Rated Torque (N·m)	65	60	28
Start/Stop Torque (N·m)	130	120	56
Max Torque (N·m)	194	180	83
Moment Rigidity (N·m)	24	20	20

■ Motor Parameters

Axis	J4 Axis	J5 Axis	J6 Axis
Motor Model	60	60	60
Rated Power (kW)	0.2	0.2	0.2
Rated Voltage (V)	220
Rated Current (A)	1.5	1.5	1.5
Rated Torque (N·m)	0.63	0.63	0.63
Rated Speed (rpm)	3000	3000	3000
Max Speed (rpm)	4500	4500	4500
Rotor Inertia (×10⁻⁴ kg·m²)	0.2	0.2	0.2
Back EMF Coeff. (V/Krpm)	30	30	30
Pole Pairs	5
Encoder	17-bit Multi-turn Absolute (Tamagawa Protocol)

■ Work scope & Load Diagram

■ Installation interface Diagram

📥 Download PDF Specs

📥 Download STEP Specs

■ Features For Industrial Robot Arm

This High-Performance Industrial Robot Arm is engineered to deliver exceptional precision, heavy payload capacity, and high-speed motion across complex manufacturing environments. Featuring an optimized multi-axis articulated structure and a broad workspace reach, it ensures superior trajectory tracking and long-term mechanical reliability under demanding industrial workloads. With seamless system integration capabilities and a flexible design, it provides an advanced, cost-effective automation solution tailored for welding, material handling, assembly, and various smart factory applications.

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■ Work scope & Load Diagram

■ Installation interface Diagram

■ Features For Industrial Robot Arm