High Precision Planetary Gearbox (Standarded)

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DESBOER NE Series Precision Planetary Gearbox for Servo Moto

We provide customers with high precision, high rigidity, high torque prdcision planetary gearbox
Model:50\70\90\120\155\203\235
Ratio:3 - 100
Backlash: ≤1arcmin -≤7 arcmin
Nominal Output Torque: 13 - 1900Nm
DESBOER NE Series is a cost-effective, high-precision gearbox designed for universal servo applications. Combining high positioning accuracy with low-noise operation, it offers a broad speed ratio range of 3 to 100 to adapt to diverse industrial automation needs. Its rotating shaft with square through-hole flange design enables flexible and reliable machine installation.

Ordering Instructions

Key Features

Our planetary gearboxes are designed for high precision servo applications. They feature compactstructure, high load capacity and long service life, making them ideal for robotics, CNC machines and automation.

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1)、Monoblock housing design: Higher precision.

Ultimate tensile stiffness.

Higher torsional strenght.

2)、High precision bearings: Ensuring a higher radial and axial load capacity.

3)、High precision oil seal: Increased efficiency due to lowerer friction.

IP65 protection level ensures continuous operation up to 90℃.

4)、Helical gear: Optimized power transmission; Low noise; Improver precision.

5)、Intergrated planetary design: Increased torsional torque.

Optimized power transmission.

Gearbox Technical Specifications

The Bearing Stress Point Z (Output)

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Series	NE050	NE070	NE090	NE120	NE155	NE205	NE235
Center Distance X (mm)	10	12.5	18	25.5	39.5	41	53.5
Load Point Z (mm)	25.5	30	43	55.5	63.5	76.5	96

Gearbox Performance Data

Parameters		Stage	Ratio i	NE050	NE070	NE090	NE120	NE155	NE205	NE235
T2NRated output torque	Nm	1	3	-	50	120	190	320	550	1080
			4	18	45	130	270	510	990	1610
			5	20	55	150	310	610	1140	1900
			6	18	50	140	290	570	1040	1800
			7	18	45	130	280	520	1040	1710
			8	16	40	110	240	470	950	1520
			9	13	35	95	210	420	850	1420
			10	13	35	95	210	420	850	1420
		2	15	-	50	120	190	320	550	1080
			16	19	-	-	-	-	-	-
			20	18	45	130	270	510	990	1610
			25	20	55	150	310	610	1140	1900
			30	19	50	140	290	570	1040	1800
			35	18	45	130	280	520	1040	1710
			40	16	40	110	240	470	950	1520
			45	13	35	95	210	420	850	1420
			50	20	55	150	310	610	1140	1900
			60	19	50	140	290	570	1040	1800
			70	18	45	130	280	520	1040	1710
			80	16	40	110	240	470	950	1520
			90	13	35	95	210	420	850	1420
			100	13	35	95	210	420	850	1420
T2BMax acceleration torque	Nm	1,2	1.8×rated output torque
T2NOT★Emergency stop torque	Nm	1,2	3×rated output torque
n1NRated input speed	rmp	1	3~10	5000	5000	4000	4000	3000	3000	2000
n1NRated input speed	rmp	2	15~100	5000	5000	4000	4000	3000	3000	2000
n1SMax input speed	rmp	1	3~10	10000	10000	8000	8000	6000	6000	4000
n1SMax input speed	rmp	2	15~100	10000	10000	8000	8000	6000	6000	4000
P0 Ultraprecise backlash	arcmin	1	3~10	-	-	≤1	≤1	≤1	≤1	≤1
P0 Ultraprecise backlash	arcmin	2	15~100	-	-	-	≤3	≤3	≤3	≤3
P1 Precise backlash	arcmin	1	3~10	≤3	≤3	≤3	≤3	≤3	≤3	≤3
P1 Precise backlash	arcmin	2	15~100	≤5	≤5	≤5	≤5	≤5	≤5	≤5
P2 Standard backlash	arcmin	1	3~10	≤5	≤5	≤5	≤5	≤5	≤5	≤5
P2 Standard backlash	arcmin	2	15~100	≤7	≤7	≤7	≤7	≤7	≤7	≤7
Orsional rigidity	Nm/arcmin	1,2	3~100	3.2	8	14	27	52	148	305

▲ When the output speed is 100 rpm,force applied to the center of the output shaft.

Parameters		Stage	Ratio i	NE050	NE070	NE090	NE120	NE155	NE205	NE235
F2rB▲ Max. radial Force	N	1,2	3~100	980	1730	3250	7000	9600	14500	27800
F2aB▲ Max. axial Force	N	1,2	3~100	490	865	1625	3500	4800	7250	13900
Tilting moment	Nm	1,2	3~100	25	65	152	345	680	970	1840
Service Life	hr	1,2	3~100	20000 (continuous operation 10000)
η Efficiency	%	1	3~10	≥97
η Efficiency	%	2	15~100	≥94
Weight	kg	1	3~10	0.6	1.4	3.3	6.9	13.0	31.0	48.0
Weight	kg	2	15~100	0.9	1.6	4.7	8.7	17.0	35.0	60.0
Operating Temperature	℃	1,2	3~100	-10~90
Lubrication		1,2	3~100	Synthetic lubricant
Protection Class		1,2	3~100	IP65
Mounting Position		1,2	3~100	Any direction
Noise Level (N1=3000rpm,Non-Loaded)	dB(A)	1	3~10	≤56	≤58	≤60	≤63	≤65	≤67	≤70
Noise Level (N1=3000rpm,Non-Loaded)	dB(A)	2	15~100	≤56	≤58	≤60	≤63	≤65	≤67	≤70
Rotary inertia	Kg.cm2	1	3	-	0.16	0.61	3.25	9.21	28.98	69.61
			4	0.03	0.14	0.48	2.74	7.54	23.67	54.37
			5	0.03	0.13	0.47	2.71	7.42	23.29	53.27
			6	0.03	0.13	0.45	2.65	7.25	22.75	51.72
			7	0.03	0.13	0.45	2.62	7.14	22.48	50.97
			8	0.03	0.13	0.44	2.58	7.07	22.59	50.84
			9	0.03	0.13	0.44	2.57	7.04	22.53	50.63
			10	0.03	0.13	0.44	2.57	7.03	22.51	50.56
		2	15	-	0.03	0.13	0.47	2.71	7.42	23.29
			16	0.03	-	-	-	-	-	-
			20	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			25	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			30	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			35	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			40	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			45	0.03	0.03	0.13	0.47	2.71	7.42	23.29
			50	0.03	0.03	0.13	0.44	2.57	7.03	22.51
			60	0.03	0.03	0.13	0.44	2.57	7.03	22.51
			70	0.03	0.03	0.13	0.44	2.57	7.03	22.51
			80	0.03	0.03	0.13	0.44	2.57	7.03	22.51
			90	0.03	0.03	0.13	0.44	2.57	7.03	22.51
			100	0.03	0.03	0.13	0.44	2.57	7.03	22.51