25 Years of Expertise in Linear Motion Control

Direct Factory for Linear Motion Modules

Integrated R&D, production, sales, and technical services for ball screw, belt drive, and linear motor modules. We specialize in non-standard customization and automation integration.

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25 Years of Expertise in Linear Motion Control

Industrial-Grade Gantry RobotTailored Solutions for Every Application

We engineer heavy-duty gantry robots (3-axis, single/double arm) specialized for palletizing, machine tending, and automated parts handling. Our systems are fully customizable for long strokes, heavy loads, and non-standard requirements — from FEA analysis to full line integration.

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INTELLIGENT CONTROL & PLUG-AND-PLAY

Linear Module Control BoxOne-Stop Control Solution

Designed for linear modules and gantry robots, this control box integrates a programmable touch panel with physical buttons. Featuring plug-and-play with zero commissioning, it runs instantly after power-on. The tri-color signal light and mobile cabinet eliminate complex wiring and shorten deployment time.

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25+ Years

Industry Expertise

3000+

Global Partners

50+

R&D Engineers

24/7

Technical Support

98.5%

Repeat Purchase Rate

RXP series

Timing Belt Linear Module

Stroke Range100 - 5500 mm

Max. Speed0 - 2500 mm/s

Repeatability±0.05 mm

RXT fully enclosed embedded ball screw module

RXT series

Fully Enclosed Ball Screw Module

Stroke Range50-1250 mm

Max. Speed166-2000 mm/s

Repeatability±0.01 mm

RXSB Semi-enclosed Guide Rail Ball Screw Module

RXSB series

Semi-enclosed Ball Screw Module with Guide Rails

Stroke Range50 - 1500 mm

Max. Speed333 - 1250 mm/s

Repeatability±0.03 mm

RXSN Open Linear Guide Ball Screw Module

RXSN series

Open Ball Screw Module with Linear Guide

Stroke Range50 - 1000 mm

Max. Speed333 - 1000 mm/s

Repeatability±0.03 mm

RXC series

Rack and Pinion Linear Module

Stroke Range100 - 5000 mm

Max. Speed1332 - 2776 mm/s

Repeatability±0.04 mm

RXK steel body KK embedded ball screw module

RXK series

KK Steel Body Integrated Ball Screw Module

Stroke Range136 - 1228 mm

Max. Speed33 - 1000 mm/s

Repeatability±0.05 mm

Our linear motion products are fully customizable to suit diverse requirements—from single, dual, and tri-axis setups to complex multi-axis linkage combinations. Standard configurations like gantry, cantilever, cross-slide, and stackable structures are available to match specific equipment needs. The following section showcases our most popular multi-axis linear construction solutions.

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RXP Series Synchronous Belt Linear Module

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP30	42 steps	X/C/H	3M-12	100-4000mm	±0.05mm	3kg	1kg	0-500mm/s	1200/min	0.5 Nm	54mm	27mm
RXP30	57 steps	X/C/H	3M-12	100-4000mm	±0.05mm	3kg	1kg	0-700mm/s	1200/min	1.26N.m	54mm	none
RXP30	100W servo	X/C/H	3M-12	100-4000mm	±0.05mm	3kg	1kg	0-1000mm/s	3000/min	0.32N.m	54mm	27mm
RXP30Z	100W servo	WITH	3M-12	100-4000mm	±0.05mm	3kg	1kg	0-1000mm/s	3000/min	0.32N.m	54mm	27mm

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP40	42 steps	X/N	3M-15	100-5500mm	±0.05mm	5kg	2kg	0-500mm/s	1200/min	0.5 Nm	none	37.5mm
RXP40	57 steps	X/N	3M-15	100-5500mm	±0.05mm	12kg	3kg	0-1500mm/s	1200/min	1.26N.m	75mm	37.5mm
RXP40	100W servo	X/N	3M-15	100-5500mm	±0.05mm	4kg	1kg	0-1200mm/s	3000/min	0.32N.m	none	37.5mm
RXP40	400W servo	X/N	3M-15	100-5500mm	±0.05mm	12kg	3kg	0-1500mm/s	3000/min	1.27N.m	75mm	50mm

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP45	57 steps	X/C/H	3M-15	100-5500mm	±0.05mm	15	5	0-700mm/s	1200/min	1.26N.m	75mm	37.5mm
RXP45	400W servo	X/C/H	3M-15	100-5500mm	±0.05mm	15	5	0-1500mm/s	3000/min	1.27N.m	75mm	50mm
RXP45Z	400W servo	WITH	3M-15	100-5500mm	±0.05mm	15	5	0-1500mm/s	3000/min	1.27N.m	75mm	50mm

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP50	57 steps	X/C/H	5M-20	100-5500mm	±0.1mm	25kg	10kg	0-1000mm/s	1200/min	1.78N.m	110	55
RXP50	86 steps	X/C/H	5M-20	100-5500mm	±0.1mm	25kg	10kg	0-1000mm/s	1200/min	4.5 Nm	110	55
RXP50	400W servo	X/C/H	5M-20	100-5500mm	±0.1mm	25kg	10kg	0-1500mm/s	3000/min	1.27N.m	110	55
RXP50	750W servo	X/C/H	5M-20	100-5500mm	±0.1mm	25kg	10kg	0-1800mm/s	3000/min	2.39N.m	110	74.25
RXP50Z	400W servo	WITH	5M-20	100-5500mm	±0.1mm	25kg	10kg	0-1500mm/s	3000/min	1.27N.m	110	55

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP60	57 steps	X/C/H	5M-25	0-5500mm	±0.1mm	40kg	15kg	0-1200mm/s	1200/min	3.6N.m	125mm	62.5mm
RXP60	86 steps	X/C/H	5M-25	0-5500mm	±0.1mm	40kg	15kg	0-1200mm/s	1200/min	0.5 Nm	125mm	62.5mm
RXP60	400W servo	X/C/H	5M-25	0-5500mm	±0.1mm	40kg	15kg	0-1500mm/s	3000/min	1.27N.m	125mm	62.5mm
RXP60	750W servo	X/C/H	5M-25	0-5500mm	±0.1mm	40kg	15kg	0-1800mm/s	3000/min	2.39N.m	125mm	84.375mm
RXP60Z	400W servo	WITH	5M-25	0-5500mm	±0.1mm	40kg	15kg	0-1500mm/s	3000/min	1.27N.m	125mm	62.5mm

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP80	86 steps	X/C/H	8M-35	100-5500mm	±0.1mm	70kg	25kg	0-1500mm/s	1200/min	0.5 Nm	160mm	80mm
RXP80	110 steps	X/C/H	8M-35	100-5500mm	±0.1mm	70kg	25kg	0-1500mm/s	1200/min	12N.m	none	80mm
RXP80	750W servo	X/C/H	8M-35	100-5500mm	±0.1mm	70kg	25kg	0-2200mm/s	3000/min	2.39N.m	160mm	80mm
RXP80	1000W servo	X/C/H	8M-35	100-5500mm	±0.1mm	70kg	25kg	0-2200mm/s	3000/min	3.18N.m	160mm	108.235mm
RXP80Z	750W servo	WITH	8M-35	100-5500mm	±0.1mm	70kg	25kg	0-2200mm/s	3000/min	2.39N.m	160mm	80mm

model	Motor type	Slide type	belt model	Standard Itinerary	accuracy	Horizontal load	Vertical load	Recommended speed	motor speed	Motor torque	Lead R/L	Leads RU/RD/RB
RXP100	110 steps	X/C/H	8M-45	100-5500mm	±0.1mm	120kg	40kg	0-2000mm/s	1200/min	12N.m	192mm	96mm
RXP100	1000W servo	X/C/H	8M-45	100-5500mm	±0.1mm	120kg	40kg	0-2500mm/s	3000/min	3.18N.m	192mm	129.882mm
RXP100Z	1000W servo	WITH	8M-45	100-5500mm	±0.1mm	120kg	40kg	0-2500mm/s	3000/min	3.18N.m	192mm	129.882mm

RXT Series - Fully Enclosed Embedded Ball Screw Module

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	Motor torque
RXT40	42 steps	50-800mm	±0.01mm	Φ10mm	25/20/12 mm	33/83/166 mm/s	25/20/12 kg	8/5/2 kg	0.5 Nm
RXT40	100W servo	50-800mm	±0.01mm	Φ10mm	25/20/12 mm	100/250/500 mm/s	25/20/12 kg	8/8/3.5 kg	0.32N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	Motor torque
RXT50	57 steps	50-800mm	±0.01mm	Φ12mm	5/10/20 mm	83/166/333 mm/s	30/15/10 kg	10/5/2.5 kg	1.26N.m
RXT50	100W servo	50-800mm	±0.01mm	Φ12mm	5/10/20 mm	250/500/1000 mm/s	30/15/10 kg	10/5/2.5 kg	0.32N.m
RXT50	400W servo	50-800mm	±0.01mm	Φ12mm	5/10/20 mm	250/500/1000 mm/s	30/15/10 kg	10/5/2.5 kg	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	Motor torque
RXT80	57 steps	50-1100mm	±0.01mm	Φ16mm	5/10/20 mm	83/166/333 mm/s	50/30/18 kg	15/8/3 kg	1.78N.m
RXT80	400W servo	50-1100mm	±0.01mm	Φ16mm	5/10/20 mm	250/500/1000 mm/s	50/30/18 kg	15/8/3 kg	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	Motor torque
RXT120	57 steps	50-1250mm	±0.01mm	Φ16mm	5/10/20/32 mm	250/500/1000/1600 mm/s	110/88/40/30 kg	32/22/10/8 kg	3N.m
RXT120	400W servo	50-1250mm	±0.01mm	Φ16mm	5/10/20/32 mm	250/500/1000/2000 mm/s	110/88/40/30 kg	32/22/10/8 kg	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	Motor torque
RXT150	750W servo	50-1200mm	±0.01mm	Φ20mm	5/10/20/40 mm	250/500/1000/2000 mm/s	120/120/83/43 kg	50/40/25/12 kg	2.39N.m

RXSB Series Semi-Enclosed Guide Rail Ball Screw Module

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB75	57 steps	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	100/200/400 mm/s	25/15/8 kg	15/8/5 kg	MGW12HA	1.26N.m
RXSB75	400W servo	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	250/500/1000 mm/s	25/15/8 kg	15/8/5 kg	MGW12HA	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB86	57 steps	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	100/200/400 mm/s	40/25/10 kg	20/12/8 kg	EGW15CA	1.78N.m
RXSB86	400W servo	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	250/500/1000 mm/s	40/25/10 kg	20/12/8 kg	EGW15CA	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB120	57 steps	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	100/200/400 mm/s	70/47/24 kg	17/12/6 kg	EGW15CA	3.6N.m
RXSB120	400W servo	50-1100mm	±0.03mm	Φ16mm	5/10/20 mm	250/500/1000 mm/s	70/47/24 kg	17/12/6 kg	EGW15CA	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB140	57 steps	50-1250mm	±0.03mm	Φ20mm	5/10/20 mm	100/200/400 mm/s	110/88/40 kg	33/22/10 kg	HGH15CA	3.6N.m
RXSB140	400W servo	50-1250mm	±0.03mm	Φ20mm	5/10/20 mm	250/500/1000 mm/s	110/88/40 kg	33/22/10 kg	HGH15CA	1.27N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB175	86 steps	50-1250mm	±0.03mm	Φ25mm	5/10/25 mm	100/200/400 mm/s	120/110/75 kg	40/30/14 kg	EGH20CA	8.5 Nm
RXSB175	750W servo	50-1250mm	±0.03mm	Φ25mm	5/10/25 mm	250/500/1000 mm/s	120/110/75 kg	40/30/14 kg	EGH20CA	2.39N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB210	86 steps	50-1250mm	±0.03mm	Φ32mm	5/10/25 mm	100/200/400 mm/s	150/130/105 kg	55/45/20 kg	EGH25CA	8.5 Nm
RXSB210	750W servo	50-1250mm	±0.03mm	Φ32mm	5/10/25 mm	250/500/1000 mm/s	150/130/105 kg	55/45/20 kg	EGH25CA	2.39N.m

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSB270	86 steps	50-1500mm	±0.03mm	Φ40mm	5/10/20 mm	100/200/400 mm/s	320/180/75 kg	150/75/35 kg	EGH25CA	8.5 Nm
RXSB270	1500W servo	50-1500mm	±0.03mm	Φ40mm	5/10/20 mm	250/500/1000 mm/s	320/180/75 kg	150/75/35 kg	EGH25CA	4.9Nm

RXSN Series Open Linear Guide Ball Screw Module

model	Motor type	Standard Itinerary	accuracy	ball screw	Screw lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque
RXSN40	57 steps	50-1000mm	±0.3mm	Φ16mm	5/10/20 mm	83/166/333 mm/s	25/15/8 kg	15/8/5 kg	MGW12C	1.26N.m
RXSN40	400W servo	50-1000m	±0.3mm	Φ16mm	5/10/20 mm	250/500/1000 mm/s	25/15/8 kg	15/8/5 kg	MGW12C	1.27N.m

RXC Series·Rack and Pinion Linear Module

model	Motor type	rack type	Standard Itinerary	accuracy	Gear lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque	Accordion cover
RXC50	750W servo	M2	100-1500mm	±0.05mm	44.42/26.65/19.03/13.32 mm	2221/1332/951/666 mm/s	/	28/47/67/95	EGH15CA	2.39N.m	Available

model	Motor type	rack type	Standard Itinerary	accuracy	Gear lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque	Accordion cover
RXC140	400W servo	M1.5	100-4000mm	±0.04mm	33.31/19.98/14.27/9.99 mm	1665/999/713/499 mm/s	30/40/64/88 kg	8/10/18/22	HGH15CA	1.27N.m	Available

model	Motor type	rack type	Standard Itinerary	accuracy	Gear lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque	Accordion cover
RXC175	750W servo	M2	100-3500mm	±0.04mm	55.52/33.31/23.79/16.65 mm	2776/1665/1189/832 mm/s	31/63/83/102 kg	9/18/25/33 kg	EGH20CA	2.39N.m	Available

model	Motor type	rack type	Standard Itinerary	accuracy	Gear lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque	Accordion cover
RXC210	1000W servo	M2	100-4000mm	±0.04mm	55.52/33.31/23.79/16.65 mm	1850/1110/793/555 mm/s	45/79/100/152 kg	14/24/35/55 kg	EGH25CA	3.18N.m	Available

model	Motor type	rack type	Standard Itinerary	accuracy	Gear lead	motor speed	Horizontal load	Vertical load	linear guide	Motor torque	Accordion cover
RXC270	2000w servo	M2	100-5000mm	±0.04mm	39.97/19.98/13.32/9.99 mm	1332/665/443/332 mm/s	75/300/400/500 kg	30/80/85/100 kg	HGH25CA	7.7 Nm	Available

RXK Series Steel Body KK Embedded Ball Screw Module

model	Motor type	ball screw	Maximum travel	Maximum speed	Motor torque	accuracy
RXK40	42 steps	Φ8mm	136mm	33mm/s	0.5 Nm	±0.003-0.005mm
RXK40	100W servo	Φ8mm	136mm	100mm/s	0.32N.m	±0.003-0.005mm

model	Motor type	ball screw	Maximum travel	Maximum speed	Motor torque	accuracy
RXK50	42 steps	Φ8mm	220mm	33mm/s	0.5 Nm	±0.003-0.005mm
RXK50	100W servo	Φ8mm	220mm	100mm/s	0.32N.m	±0.003-0.005mm

model	Motor type	ball screw	Maximum travel	Maximum speed	Motor torque	accuracy
RXK60	42 steps	Φ12mm	510mm	166mm/s	0.5 Nm	±0.003-0.005mm
RXK60	57 steps	Φ12mm	510mm	166mm/s	1.26N.m	±0.003-0.005mm
RXK60	100W servo	Φ12mm	510mm	500mm/s	0.32N.m	±0.003-0.005mm
RXK60	400W servo	Φ12mm	510mm	500mm/s	1.27N.m	±0.003-0.005mm

model	Motor type	ball screw	Maximum travel	Maximum speed	Motor torque	accuracy
RXK86	42 steps	Φ15mm	816.5mm	333mm/s	3.6N.m	±0.003-0.005mm
RXK86	100W servo	Φ15mm	816.5mm	1000mm/s	0.32N.m	±0.003-0.005mm
RXK86	400W servo	Φ15mm	816.5mm	1000mm/s	1.27N.m	±0.003-0.005mm
RXK86	750W servo	Φ15mm	816.5mm	1000mm/s	2.39N.m	±0.003-0.005mm

model	Motor type	ball screw	Maximum travel	Maximum speed	Motor torque	accuracy
RXK100	57 steps	Φ20mm	1228mm	333mm/s	3.6N.m	±0.003-0.005mm
RXK100	86 steps	Φ20mm	1228mm	333mm/s	8.5 Nm	±0.003-0.005mm
RXK100	400W servo	Φ20mm	1228mm	1000mm/s	1.27N.m	±0.003-0.005mm
RXK100	750W servo	Φ20mm	1228mm	1000mm/s	2.39N.m	±0.003-0.005mm

About QRXQ

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02:00

Company Profile

Chengdu Liandong Runxin Technology Co., Ltd.

QRXQ is a technology-driven enterprise specializing in linear motion solutions, offering full-chain capabilities from R&D and manufacturing to global sales. Our core portfolio includes ball screw modules, synchronous belt modules, KK modules, embedded linear modules, linear motors, gantry robots, and automated motion controllers.

Designed for demanding environments, our products are widely applied in SMT, bonding, welding, assembly, and instrumentation—all fields requiring outstanding precision and stability. Backed by a seasoned technical team, we deliver tailored solutions for complex conditions such as high-speed, heavy-load, and high-precision operations, ensuring reliable long-term performance.

Committed to quality and a customer-first philosophy, QRXQ strives to make every motion component reliable. By choosing us, you gain professional technical support and cost-effective products. We look forward to collaborating with new and existing clients to accelerate the future of smart manufacturing.