Hollow Rotary Reducer

Hollow Rotary Reducer

The hollow rotary reducer is a revolutionary new product, which is suitable for various rotary motion occasions. It can replace DD motor cam separator, which integrates high work efficiency, high precision, high rigidity and cost performance. It is a revolutionary product in the rotating mechanism. Strike a balance between the two, the repeated positioning accuracy is 10 seconds, the motor is easy to prepare, the bearing is stable, and the AC servo motor or stepper motor can be divided from any angle, which can not only meet the digital control that the indexer can not reach, but also can match the positioning accuracy DD is equivalent to the motor, which can greatly reduce the cost.
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Hansheng Automation (Dongguan) Co., Ltd. is one of the most experienced manufacturers and suppliers of hollow rotary reducer in China. If you're going to wholesale bulk cost-effective hollow rotary reducer made in China, welcome to get pricelist and quotation from our factory. Also, customized service and OEM&ODM service are available.

 

In the field of precision parts and reducer manufacturing, Hansheng Automation has a professional solution team with rich experience accumulated over many years of focusing on the production of Hollow Rotary Reducer.Our CAM indexers offer custom accuracy of up to ±15 arc seconds (standard: ±30 arc seconds), our Hollow Rotary Reducers achieve ≤10 arc seconds (standard: ≤15 arc seconds), and our harmonic reducers achieve ultra-precision backlash control of ≤5 arc seconds. Leveraging our ISO Class 5 precision gear manufacturing (module 0.1-5.0), ultra-mirror CNC machining (±0.002mm), and large-scale precision casting (tolerance ±0.03mm), we provide comprehensive support from core components to complete solutions for equipment manufacturers, end-user factories, and distributors.

 

Below, I will explain the Hollow Rotary Reducer to you from three aspects: its characteristics, our classic selection cases, and practical suggestions for equipment selection and maintenance. If you have relevant needs for Hollow Reducers, please feel free to contact us!

 

what are the Characteristics of hollow rotary reducer?

 

The hollow rotary reducer is a revolutionary new product, which is suitable for various rotary motion occasions. It can replace DD motor cam separator, which integrates high work efficiency, high precision, high rigidity and cost performance. It is a revolutionary product in the rotating mechanism. Strike a balance between the two, the repeated positioning accuracy is 10 seconds, the motor is easy to prepare, the bearing is stable, and the AC servo motor or stepper motor can be divided from any angle, which can not only meet the digital control that the indexer can not reach, but also can match the positioning accuracy DD is equivalent to the motor, which can greatly reduce the cost.

 

hollow rotary table

 

It can be used with 100~1500W servo motors.

Work objects can be locked directly.

The rotating platter locks the workpiece directly and facilitates the loading of the workpiece.

The wiring is convenient, and this rotating platform is hollow in design both for wiring and pipe, which is very convenient.

High precision, positioning accuracy within one minute, can achieve ±10SEC repeatability of positioning accuracy.

The operation action is smooth, the disk surface runs smoothly, smoothly and quickly positioned.

 

All kinds of motors are applicable, and all kinds of brand servo motors can drive the hollow rotary table

(1) Short-term positioning

(2) High-precision positioning without backlash

(3) Reduce design time and shorten delivery time

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Features

 

Design for Integrated Hollow Rotating


The center through-hole diameter may be changed to be anywhere from 15 to 120 mm, which lets you route multiple lines at once, such as cables, air tubes, and optical fibers, without them getting tangled or interfering with each other while they are rotating. For instance, in a robotic gripper and rotating station, the Φ50mm hollow hole can be used to route pneumatic and signal cables, so there is no need for extra cable routing brackets.

Accuracy of Transmission at the Micron Level

The standard accuracy is ≤15 arc minutes, while the custom accuracy is ≤10 arc minutes. The gears are hardened helical gears with a hardness of HRC60. For detecting the rotation of optical lenses, the 0.1° fine-tuning error is guaranteed to be less than or equal to 0.005mm, which meets the "zero cumulative error" standards for precise applications.

High Torque and Wide Range of Adaptability

The reduction ratio range goes from 5 to 500. It works for both "high-speed, light-load" (30–100 rpm, like sorting materials) and "low-speed, heavy-load" (5–20 rpm, like flipping heavy workpieces) situations.

Works perfectly with servo and stepper systems.

Comes with a universal flange that works with popular servo motors like Mitsubishi, Delta, and Siemens. This makes it easy to set up without having to make any special adapters.

 

Selection case

 

We are here to assist you at every level! We provide free selection services and specialised solutions meant to satisfy your particular requirements. Whether your project presents particular difficulties or you simply require direction, our motivated staff is here to offer the ideal solution for you.

This is a case study of an Indonesian customer's model choosing process. We have particularly optimised the installation technique depending on the on-site application environment to increase the stability and convenience of the equipment. Especially noting that "the great precision and stability of the equipment exceeded expectations, greatly improving production efficiency," the customer highly commended our model choice and service quality.

This successful case not only shows our knowledge of high-precision gearbox solutions but also strengthens our clientele's trust relationship with us. We shall be dedicated going forward to provide clients with top-notch gearbox equipment and technical assistance so they may reach better production efficiency and accuracy.

 

Working condition

Number of stations: 6(4 spindle will work process 2 station loading and unloading)

Load weight: 40kg 

Working plate diameter: 600mm

Index time: 1s

Dwell time: 15 s

 

Recommend model

HRT200JS-L1-SV2 (19-70-90-M6). This solution matches the servo motor. The customer needs PLC control and adjustable multiple stations.

drawing

parameter

 

If it was not confirmed the model you need, please provide the following infomation to us, our engineer shall make calculation and verify the model.


1) Weight of loading
2) Diameter of turntable
3) Max speed. Or how many seconds to rotate how many degrees?
4) Any drawing or photo of your application?
5) Horizontal, vertical or suspension installation?

 

What are the Description Of Connecting Motor To rotary indexing table?

step1
 

Step 1

First confirm whether the motor and rotating platform are in good condition.Check whether the connection size between the motor and the rotating platform is correct, and wipe the mating surfaces of the two clean.

 

Step 2

Remove the original flat key on the motor.

step2
step3
 

Step 3

Determine the motor shaft diameter, If a shaft sleeve is required please install it into the force hole first and align it with the notch of the locking ring.

 

Step 4

Take out the plug, adjust the input shaft locking ring so that the tightening screw is aligned with the plug hole,and insert an Allen key.

step4
step5
 

Step 5

Connect the motor vertically to the rotary indexing table naturally, and no beating is allowed. To prevent excessive axial force from damaging bearings or gears.

 

Step 6

In order to ensure uniform force, please screw up the installation screws at the diagonal position 1,3 first,but do not tighten; then screw the two diagonal installation screws 2,4. Finally, tighten the four mounting screws one by one.

step6
step7
 

Step 7

Tighten the screws tightly. If there are two holding screws, please tighten them evenly and symmetrically.

 

Step 8

Replace the plug.

step8
 

Locating pin hole size

 

Locating pin hole size

 

what are the Selection and maintenance of hollow rotary table?

 

Selection suggestion

 

The real load requirements of the application will direct the selection of appropriate structural strength and torque output.

Choose appropriate reducer and encoder design after finding the positioning accuracy requirements for the revolving platform in the application scenario.

The suitable hollow rotating platform to employ will depend on the precise cable and pipe size.

One should consider equipment installation space and choose basic integrated models with minimal construction.

Choose the appropriate speed depending on the requirements of application to ensure a balance between speed and accuracy.

 

Maintenance suggestion

 

Check and add lubricating oil often to ensure the bearings and reducer run without problems.

Regular bearings and motor inspections enable timely replacement of worn-out components and help to maintain the precision and stability of the revolving platform.

Tracking the operating temperature and platform vibration is absolutely essential in high load or high-precision applications to prevent overheating or unexpected wear.

Guaranturing the long-term continuous operation of the platform in severe conditions including dust and moisture depends on regular cleaning and protection.

FAQ

 

Q: What are the main applications for hollow rotary reducers?

A: They are suitable for various rotary motion applications and can replace DD motors and cam indexers. They are widely used in automated equipment requiring high-precision positioning, continuous rotation, or indexing motion, such as precision assembly lines, testing equipment, and automated processing platforms.

Q: What are their core advantages?

A: They combine high efficiency, high precision (repeatable positioning accuracy up to ±10 arc sec), high rigidity, and excellent cost-effectiveness. They meet digital control requirements that are unattainable with indexers while matching the positioning accuracy of DD motors, while significantly reducing costs.

Q: What motor types are supported?

A: They are compatible with various brands of servo motors (100-1500W) and stepper motors, enabling indexing at any angle and offering wide adaptability.

Q: What is the purpose of the hollow design?

A: The hollow structure facilitates wiring and conduit routing, simplifying internal wiring layout and improving installation convenience.

Q: What is the achievable positioning accuracy?

A: Standard positioning accuracy is within 15 arc sec, and customized positioning accuracy can reach ±10 arc sec, meeting high-precision positioning needs.

Q: What are the steps for connecting a motor to a rotary platform?

A: The main steps include: Confirming the equipment status and connection dimensions → Removing the original flat key from the motor → Installing the shaft sleeve (if necessary) → Adjusting the input shaft lock ring → Vertically aligning the motor and platform → Tightening the mounting screws diagonally in steps → Secure the screws and re-engage the plug (see the "Motor Connection Instructions" on the details page for details).

Q: Do you provide a model selection service?

A: Yes, we offer free model selection services and professional solutions, providing customized advice based on project requirements or specific challenges.

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