Overview
Roller indexing tables are specialized rotary motion devices that provide exact angular positioning for industrial processes. They serve as critical components in automated manufacturing systems where repetitive, high-precision indexing is required. Unlike continuous rotation devices, these tables deliver controlled intermittent motion, pausing at predetermined angles to allow machining, assembly, or inspection operations. Their robust construction ensures reliable performance in demanding production environments.
Structure and Working Principle
The core mechanism consists of a circular table with precision-ground rollers that engage with a cam or gear system. As the input shaft rotates, the cam profile lifts and releases rollers sequentially, creating the indexing motion. Modern versions often incorporate harmonic drive or servo motor integration for enhanced positioning accuracy. The roller design minimizes friction and wear compared to traditional gear systems, offering longer service life and maintaining precision over extended operation periods.
Key Features
High positioning repeatability (typically ±5 arc seconds or better) distinguishes quality roller indexing tables. Their rigid construction provides excellent torque resistance while maintaining smooth operation. Advanced models feature integrated encoders for position feedback and may include automatic lubrication systems. The roller-based design inherently offers shock absorption benefits, protecting downstream equipment from vibration transmission.
Application Areas
Primary applications include multi-station machining centers where different operations are performed at each index position. They're equally valuable in automated assembly lines for component orientation and in packaging machinery for product rotation. The medical device manufacturing sector particularly values these tables for their clean operation and precision. Other uses include semiconductor handling equipment and automotive production lines requiring exact angular positioning.
Maintenance and Precautions
Regular lubrication of roller bearings and cam surfaces is essential for optimal performance. Manufacturers typically specify grease types and relubrication intervals based on operating conditions. Periodic inspection should check for roller wear, backlash increase, and surface pitting. Environmental protection is recommended when used in dusty or wet conditions to prevent contamination of precision surfaces.
B2B Procurement Guide
When sourcing roller indexing tables, clearly define required indexing accuracy, maximum load (both radial and axial), and rotational speed. Consider future scalability needs regarding possible table diameter upgrades. Verify compatibility with existing control systems and evaluate supplier technical support capabilities. Lead times for custom-configured units can range from 8-16 weeks, so plan procurement accordingly for project timelines.
Related Manufacturers
- 主营：分度头、第四轴、数控铣床、分度盘、滚子凸轮、数控机床、凸轮转台、手动尾座、机床附件、立式第五轴、卧式数控转台、四轴数控转台、精密间歇分割器、零背隙数控转台
- 主营：分割器、减速电机、滑台滑座、分度盘、滚子凸轮式分度台、第四轴CNC电脑数控分度盘、中空旋转平台、行星减速机、五轴联动转台、齿条齿轮、线性模组滑轨、变频器、动力夹头夹具展刀搪沟头、凸轮、转塔分度机构、精密主轴头
- 主营：分度盘、凸缘分割器、间歇分割器、凸轮分割器
- 主营：分度盘、分割器、高速精密凸轮
- 主营：换向器、减速机、agv小车、分度盘中空旋转平台、重载z轴、无人搬运、重载平台、带内键槽、升降平台、旋转平台、起升平台、85中空旋转、rr中空旋转、ts中空旋转、60中空旋转、40中空旋转、90行星齿轮、57中空旋转、轴旋转齿轮、售货机行星、号中空旋转、起重机旋转、中空旋转轴、内齿圈输出、双电机驱动、矿山卷扬机
- 主营：外齿圈、回转支承、转盘轴承、交叉滚子圆柱轴承、铸造齿圈、回转轴承、齿轮齿圈、球磨机齿轮、矿山机械齿轮
- 主营：交叉滚子轴承、转台轴承、三科精密轴承
- 主营：大型转台、中空转台、直驱转台、凸轮滚子转台、分度盘、重载转台、光学转台、电动转盘、洁净车间转台、非标自动化转台、重载旋转台、焊接转台、光学检测转台、大负载旋转台、零背隙凸轮转台、真空转台、半导体转台、高精度转台、分割器转台、自动化转台、多轴转台、医疗转台
- 主营：连轴器、减速机、电磁阀、交叉滚子轴承、同步带、珠丝杠、链轮条、珠丝杆、传动链、固定套、小齿轮、轴滑台、联轴器、伞齿轮、链齿轮、直齿轮、千分尺、限位环、齿筒带、钢齿轮、平皮带、输送带、齿轮条、磨齿轮、传动件、皮带轮
- 主营：潭兴潭佳转台、千岛卡盘、佳贺卡盘、分度盘、昱暐工装夹具、并列式虎钳、OK-VISE夹钳、日研转台、NIKKEN四轴、北川卡盘、北川四轴转台、五轴转台、顶针
- 主营：动力头、主轴头、分割器、分度盘、固定工件、手动尾座、油压中心、顶针尾座、油压尾座、滾子凸轮、精密转台、圆盘尾座、分割工作台、旋转工作台、五轴工作台、四轴专用气压、钻攻机床转台、气压自动尾座、专用多轴加工、方盘分割旋转台、四轴联动工作台、升降摇摆型分割
- 主营：伺服转台、分度转台、重型转台、分度盘、高速转台、高精转台、五轴摆头、五轴转台、直驱转台、直驱摆头、双叉摆头、单臂转台、单臂摆头、伺服转毂、尾座、重型摆头、电主轴、机械主轴、机械摆头、数控转台、伺服变位机、升降变位机、加工中心、便携式转台、精密铸造
- 主营：数控转台、第四轴、四轴转台、分度盘、滚子凸轮转台、电脑分度盘、数控分度盘、第四轴分度盘、等分分度盘、凸轮滚子分度盘、cnc分度盘、滚子凸轮分度盘、五轴分度盘、德士滚子凸轮、CNC转台、欧伯朗转台、旭阳转台、台湾转台、加工中心旋转工作台、回转工作台、四轴CNC、加工中心四轴、五轴转台、DEX转台
- 主营：数控转台、四轴五轴转台、四轴转台、台湾分度盘、数控分度盘、五轴分度盘、凸轮滚子四轴五轴、康普滚子、台湾原装转台、五轴转台、摇篮五轴、五轴、加工中心四轴转台、加工中心五轴转台、台湾四轴转台、台湾数控转台、数控分度头、OBR四轴转台、机床五轴、潭兴转台、潭佳转台、谭佳四轴、旭阳四轴、欧伯朗四轴、宝嘉诚四轴
- 主营：交叉滚子轴承、转台轴承、谐波减速器轴承、机器人轴承