Rotary Cam Indexer is the core component for achieving multi station intermittent operations in industrial automation, widely used in scenarios that require efficient switching of stations while ensuring positioning accuracy.
The core of Rotary Cam Indexer consists of a cam (active component) and an indexing plate/output shaft (passive component), and its working logic is based on the contour curve design of the mechanical cam:
1). Cam rotation: The active shaft drives the cam to rotate continuously and uniformly (usually driven by a motor).
2). Graduation stage: The convex part of the cam meshes with the rollers/teeth on the indexing plate, pushing the output shaft to rotate at a preset angle (such as 30 °, 45 °, 60 °, etc.) to complete the workstation switch.
3). Pause stage: The arc-shaped part of the cam contacts the indexing plate, and the output shaft remains stationary. At this time, assembly, processing, testing, and other processes can be carried out. The pause time is determined by the cam design.
Through the precise design of the cam profile, the rotating cam caliper can achieve precise indexing angles, no drift during pauses, and no impact during motion. The positioning accuracy can reach ± 30 "(seconds) to ± 1 '(minutes), or even higher.
Here In this page, we introduce 150 DA Cam Indexers from TallMan Robotics, which is the top leading manufacturer of Cam Indexer, you will see data sheet, production pictures,vedios as follows:
Also You are welcome to watch more projects or visit our video gallery by Youtube: https://www.youtube.com/@tallmanrobotics
Rotary Cam Indexer, with its characteristics of "efficient intermittent+precise positioning", is indispensable in the following fields:
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Electronic manufacturing |
Switching workstations for PCB drilling machines and chip packaging equipment. |
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Precision assembly |
Multi station assembly line for automotive parts and connectors. |
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Packaging machinery |
intermittent conveying and positioning of labeling machines and filling machines. |
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Medical pharmaceuticals |
step-by-step operation of syringe assembly and drug counting machine. |
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Food processing |
intermittent transmission of candy forming machines and filling production lines. |
Compared to schemes such as pneumatic indexing discs and servo motor indexing, the advantages of rotary cam indexing devices are:
1).No cumulative error: Mechanical rigid transmission, avoiding lag or drift in electronic control.
2).High reliability: no vulnerable components such as sensors and solenoid valves, with a long service life (up to 10 million times or more).
3).No need for complex control: only the motor needs to be driven at a constant speed, without additional programming or feedback adjustment.
Its limitation lies in the fixed indexing angle (customized cam according to requirements), which is not suitable for scenarios where workstations are frequently changed.
Rotary Cam Indexer is a key device for achieving "continuous power → intermittent precision motion" in industrial automation, and is the "heart" component of high-precision intermittent production lines.
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