Ever wonder how industrial robots move with surgical precision or how CNC machines carve complex parts flawlessly? The secret often lies in a powerhouse component: aluminum alloy CNC linear guide double-axis cross rolling bearings.
What Exactly Is This System?
At its core, it’s a high-precision motion setup combining three genius elements:
- Aluminum Alloy Rails: Lightweight yet tough, with oxidation-treated surfaces (like LGD6/LGD8 models) for corrosion resistance .
- Dual-Axis Guide Rails: Two parallel rails working together, unlike traditional single-axis systems. This tandem setup boosts stability and load distribution .
- Cross Rolling Bearings: Cylindrical rollers arranged in alternating 90° angles inside hardened steel "V" grooves. This "crisscross" design handles multi-directional forces without buckling .
Where You’ll Find These Beast-Mode Bearings
These aren’t just for niche labs—they’re transforming real-world industries:
- Surgery Robots & CT Scanners: Where shaky motion isn’t an option. Cross rollers ensure tremor-free movement for life-saving precision .
- Semiconductor Factories: In wafer-handling robots, they prevent microscopic misalignments that could trash a $100k silicon batch .
- Aerospace Gear: From landing gears to drone gimbals, they handle extreme heat/vibration while staying dead-on accurate .
- CNC Machining: Doubling axis rails means fewer vibrations during high-speed cuts—think mirror-finish surfaces without rework .
Why Engineers Swear By Them vs. Old-School Bearings
1.Precision
- ±5–10µm tolerance
- ±0.5µm repeatability
2.Rigidity
- Prone to flex under load
- Handles 40.7N·m torque without deflection
3.Noise
- Audible hum at high RPM
- Near-silent; critical for labs/medical settings
4.Space Efficiency
- Bulky support needed
- Compact design fits tight spaces (e.g., robot joints)
| | CNC Turning, CNC Milling, Laser Cutting, Bending, Spining, Wire Cutting, Stamping, Electric Discharge Machining (EDM), Injection Molding,3D Printing,Rapid Prototype,Moulds etc. |
| | Aluminum: 2000 series, 6000 series, 7075, 5052, etc. |
| Stainlesss steel: SUS303, SUS304, SS316, SS316L, 17-4PH, etc. |
| Steel: 1214L/1215/1045/4140/SCM440/40CrMo, etc. |
| Brass: 260, C360, H59, H60, H62, H63, H65, H68, H70, Bronze, Copper |
| Titanium: Grade F1-F5 |
| Plastic: Acetal/POM/PA/Nylon/PC/PMMA/PVC/PU/Acrylic/ABS/PTFE/PEEK etc. |
| | Anodized, Bead Blasted, Silk Screen, PVD Plating, Zinc/Nickl/Chrome/Titanium Plating, Brushing, Painting, Powder Coated, Passivation, Electrophoresis, Electro Polishing, Knurl, Laser/Etch/Engrave etc. |
| | ±0.002 ~ ±0.005mm |
| | Min Ra 0.1~3.2 |
| CERTIFICATE | ISO9001:2015,AS9100D,ISO13485:2016,ISO45001:2018,IATF16949:2016,ISO14001:2015,ROSH,CE etc. |
FAQ
1. Are you a manufacturer or a trading company?
We are a factory located in Shenzhen, China, with 20 years of rich experience,
covering 6000 square meters. Complete facilities, including 3D quality inspection equipment, ERP system and 40 machines. If necessary, we can provide you with material certificates, sample quality inspection and other reports.
2. How to get a quote?
Detailed drawings (PDF/STEP/IGS/DWG...), including quality, delivery date, materials, quality, quantity, surface treatment and other information.
3. Can I get a quotation without drawings?
Can your engineering team draw for my creativity? Of course, we are also glad to receive your samples, pictures or detailed size drafts for accurate quotation.
4. Can you provide samples before mass production?
Of course, the sample fee is necessary. If possible, it will be returned during mass production.
5. What is the delivery date?
Generally, the sample lasts for 1-2 weeks and the batch production lasts for 3-4 weeks.
6. How do you control quality?
(1) Material Inspection - Check material surfaces and approximate dimensions.
(2) First inspection of production - ensure
critical dimensions in mass production.
(3) Sampling inspection - check the quality before delivery to the warehouse.
(4) Preshipment inspection - 100% inspection by QC assistant before shipment.
7. After sales service team
If you have any problems after receiving the product, you can provide feedback through voice call, video conference, email, etc. within one month. Our team will provide you with solutions within a week.
