THK Ball Screws | Genuine THK Ball Screw & Nut Supplier
THK Ball Screwsis a high-efficiency precision transmission element that converts rotary motion into linear motion.High-EfficiencyPrecisiontransmission components，with its outstandingPositioning Accuracy、高传动效率和长Service Lifein the industrialAutomation领域占据核心地位。THK Offering 从Microto large、full product line from ground-grade to rolled-gradeBall ScrewsProduct，meetingSemiconductor、CNC Machine Tools、3C Electronics、Medical equipment等各行业的Precisiontransmission requirements.。
一、THK Ball ScrewsProductSeriesOverview
THK Ball Screws由ball screw轴、nutand steel balls.composed of。钢球在ball screw轴与nutrolling within the helical raceway between the，converts sliding friction to rolling friction.，with transmission efficiency reaching 90% 以上（Slidingball screwis only 30-50%）。THK Ball ScrewsBy recirculation method, they are divided into:End Cap Type（BIF Series）、Tube Type（BNF Series）、Deflector Type（DIK Series）和Internal Recirculation（BLK Series）等；按Precision Gradecan be divided into C0 至 C7 等级别，覆盖从超High Accuracyfrom ultra-high-precision positioning to general conveyance.。
2. Core Product Series & Technical Features
1. BIF Series —— End Cap TypePrecision研磨ball screw
BIF Series采用工程塑料端盖实现钢球循环，featuring excellent low-speed stability andlow-noiseFeatures。在 1mm/s in ultra-low-speed feeds below，Speeduniformity deviation controlled within 1% 以内，非常适合Precisionpositioning platforms.、measurement equipment and semiconductor packaging equipment。BIF SeriesOffering Shaft Diameter 8-40mm、Lead 2-20mm 的丰富Specifications，覆盖从Mediumsuitable for medium to large equipment.。
2. BNF Series —— Tube TypeHigh Speedball screw
BNF Series采用金属导管循环钢球，Excellent heat dissipation.，DN rating higher than BIF 同Specifications高出约 10-15%。以Shaft Diameter 32mm for example，BNF3210 的最大转速up to约 3100 r/min，适合High Speedhandling robots andMachiningmachining center rapid feed and other high-RPM conditions.。BNF 的金属导管结构也更加耐冲击，适forstamping equipment.Vibration环境。
3. DIK Series —— Deflector Type紧凑ball screw
DIK SeriesUses metal deflectors to guide ball recirculation.，nutouter diameter is more compact than equivalentSpecifications BIF/BNF More compact，suitable for space-constrained equipment.。The deflector design balancesHigh Speedperformance in a compact form factor.，是AutomationModule和Compactideal for compact transmission mechanisms.Select。
4. BLK Series —— Internal recirculationMicroball screw
BLK Series采用Internal recirculationmethod.，钢球在nutballs recirculate internally through return caps.，nut结构最为紧凑，Shaft Diameter从 4mm 起，适forMicroPrecision设备、Optical仪器和Laboratory Automation设备。
3. Typical Application Scenarios
- CNC Machine Tools：BIF/BNF Seriesfor X/Y/Z axis feed,Drive，ensuring micron-levelPositioning Accuracy
- Semiconductor Equipment：BIF Precision ball screws for wafer inspection platforms and lithography alignment mechanisms
- 3C Automation：DIK Compact ball screws for dispensing and screw fastening stations in mobile phone assembly lines
- Industrial Robots：Large Lead BTK SeriesforHigh Speed移载和直角坐标机器人
- Medical Devices：BLK Micro ball screws for syringe pumps and laboratory analysis equipment
4. Selection Recommendations
Ball Screws选型需综合考虑Precision Grade（C0-C7 corresponding to different positioning requirements.）、Lead（Large LeadHigh Speed、小Lead高Resolution）、Shaft Diameter（determines load capacity and critical speed.）、Nut Type（flange/圆nut/Compact）和Preload Grade（Backlash/Zero backlash/轻Preload/中Preload/重Preload）。ShenzhenXianhuihui TechCo., Ltd.maintains long-term THK Full rangeBall Screws现货，可Offering Rapid 选型和交货支持。
FAQ
Q: THK Ball Screws的Precision GradeHow to Choose？
A: THK Ball ScrewsPrecision Grade从 C0（up to）到 C7 varies。C3-C5 适forCNC Machine Tools和PrecisionPlatforms，C5-C7 suitable for general conveying and automation equipment.。Please consider comprehensively based on equipment positioning accuracy requirements and budget.。If needed,Professional Selection recommendations，ContactShenzhenXianhuihui TechCo., Ltd.technical team，Tel: 18475399693。
Q: How to obtain THK latest product Selection Catalog？
A: Please visit our THKSelection Catalog page to download the latest Selection Catalog，or call 18475399693 for technical support.
Q: THK What is the lead time and warranty？
A: ShenzhenXianhuihui TechCo., Ltd.As a THK quality supplier,，maintains a large inventory with original factory warranty. Standard models typically ship within 1-3 business days.。