High Precision Planetary Gearbox (Standarded)

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DESBOER NB Series Precision Planetary Gearbox for Servo Moto

Model:42\60\90\115\142\180
Ratio:3 - 100
Backlash: ≤1arcmin -≤7 arcmin
Nominal Output Torque: 18 - 1140 Nm
NB series adopts the design of integrating its sun gear and input shaft, the design of integrating its output structure. Using high- strength bearing, the product itself is characterized by high load, high precision, and low noise, focusing on the use of automation equipment, various types of packaging, printing, lithium-ion, LCD screens, robots, palletizers, woodworking, doors and windows and other industry sectors.

Ordering Instructions

Key Features

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

1)、High precision bearings: Ensuring a higher radial and axial capacity.
2)、High performance oil seal: Increased efficiency due to lowered friction;
IP65 protection level ensures continuous operation up to 90℃.
3)、Helical gear: Optimized power transmission; Low noise; Improver precision.
4)、Intergrated planetary design: Increased torsional torque; Optimized power transmission.

Gearbox Technical Specifications

The Bearing Stress Point Z (Output)

Series	NB042	NB060	NB090	NB115	NB142	NB180
Center Distance X (mm)	10	12.5	18	25.5	39.5	41
Load Point Z (mm)	25.5	30	43	55.5	63.5	76.5

Gearbox Performance Data

Parameters		Stage	Ratio i	NB042	NB060	NB090	NB115	NB142	NB180
T2N Rated output torque	Nm	1	3	-	50	120	190	320	550
			4	18	45	130	270	510	990
			5	20	55	150	310	610	1140
			6	18	50	140	290	570	1040
			7	18	45	130	280	520	1040
			8	16	40	110	240	470	950
			9	13	35	95	210	420	850
			10	13	35	95	210	420	850
		2	15	-	50	120	190	320	550
			16	19	-	-	-	-	-
			20	18	45	130	270	510	990
			25	20	55	150	310	610	1140
			30	19	50	140	290	570	1040
			35	18	45	130	280	520	1040
			40	16	40	110	240	470	950
			45	13	35	95	210	420	850
			50	20	55	150	310	610	1140
			60	19	50	140	290	570	1040
			70	18	45	130	280	520	1040
			80	16	40	110	240	470	950
			90	13	35	95	210	420	850
			100	13	35	95	210	420	850
TzR Max acceleration torque	Nm	1,2	1.8x rated output torque
T2N0★Emergency stop torque	Nm	1,2	3x rated output torque
n1N Rated input speed	mmp	1	3~10	5000	5000	4000	4000	3000	3000
n1N Rated input speed	mmp	2	15~100	5000	5000	4000	4000	3000	3000
n1s Max input speed	mmp	1	3~10	10000	10000	8000	8000	6000	6000
n1s Max input speed	mmp	2	15~100	10000	10000	8000	8000	6000	6000
P0 Ultraprecise backlash	arcmin	1	3~10	-	-	≤1	≤1	≤1	≤1
P0 Ultraprecise backlash	arcmin	2	15~100	-	-	-	≤3	≤3	≤3
P1 Precise backlash	arcmin	1	3~10	≤3	≤3	≤3	≤3	≤3	≤3
P1 Precise backlash	arcmin	2	15~100	≤5	≤5	≤5	≤5	≤5	≤5
P2 Standard backlash	arcmin	1	3~10	≤5	≤5	≤5	≤5	≤5	≤5
P2 Standard backlash	arcmin	2	15~100	≤7	≤7	≤7	≤7	≤7	≤7
Orsional rigidity	Nm/arcmin	1,2	3~100	3.2	8	14	27	52	148

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

Parameters		Stage	Ratio i	NB042	NB060	NB090	NB115	NB142	NB180
Fzr▲ Max.radial Force	N	1,2	3~100	980	1730	3250	7000	9600	14500
Fza▲ Max.axial Force	N	1,2	3~100	490	865	1625	3500	4800	7250
Tilting moment	Nm	1,2	3~100	25	65	152	345	680	970
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	1.3	3.7	7.8	14.5	29.0
Weight	kg	2	15~100	0.8	1.9	5.3	9.0	17.5	33.0
Operating Temperature	℃	1,2	3~100	-10~90
Lubrication		1,2	3~100	Synthetic lubricant
Protection Class		1,2	3~100	IP65
Mounting Position	dB(A)	1,2	3~100	Any direction
Noise Level (N1=3000rpm,Non-Loaded)		1	3~10	≤56	≤58	≤60	≤63	≤65	≤67
Noise Level (N1=3000rpm,Non-Loaded)		2	15~100	≤56	≤60	≤63	≤63	≤65	≤67
Rotary inertia	Kg.cm2	1	3	-	0.16	0.61	3.25	9.21	28.98
			4	0.03	0.14	0.48	2.74	7.54	23.67
			5	0.03	0.13	0.47	2.71	7.42	23.29
			6	0.03	0.13	0.45	2.65	7.25	22.75
			7	0.03	0.13	0.45	2.62	7.14	22.48
			8	0.03	0.13	0.44	2.58	7.07	22.59
			9	0.03	0.13	0.44	2.57	7.04	22.53
			10	0.03	0.13	0.44	2.57	7.03	22.51
		2	15	-	0.13	0.47	0.47	2.71	7.42
			16	0.03	-	-	-	-	-
			20	0.03	0.13	0.47	0.47	2.71	7.42
			25	0.03	0.13	0.47	0.47	2.71	7.42
			30	0.03	0.13	0.47	0.47	2.71	7.42
			35	0.03	0.13	0.47	0.47	2.71	7.42
			40	0.03	0.13	0.47	0.47	2.71	7.42
			45	0.03	0.13	0.47	0.47	2.71	7.42
			50	0.03	0.13	0.44	0.44	2.57	7.03
			60	0.03	0.13	0.44	0.44	2.57	7.03
			70	0.03	0.13	0.44	0.44	2.57	7.03
			80	0.03	0.13	0.44	0.44	2.57	7.03
			90	0.03	0.13	0.44	0.44	2.57	7.03
			100	0.03	0.13	0.44	0.44	2.57	7.03