Modular Camera Robot Track With Precise Rail Alignment
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Solution Overview
Problem
Conventional track and dolly systems for cinematography are heavy, bulky, and difficult to transport, providing insufficient precision and stability for high-speed articulating camera robots, especially when used outside a studio environment.
Innovation Solution
A modular track system with a motorized dolly that supports up to 272 kg, featuring lightweight yet stable track sections that can be manually carried and quickly assembled, using clamping pins and adjustable leveling feet for precise alignment and stability, along with a rack and pinion drive system for smooth and precise movement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional track systems are used to support high-speed articulating camera robots, then stability and precision are improved, but weight and portability deteriorate
Solution Approach 1:
The track system is divided into modular sections that can be assembled and disassembled. Each section contains integrated support structures and connection mechanisms, allowing the heavy track to be transported in manageable pieces while maintaining overall stability when assembled. The modular design enables precise alignment features to be built into each segment.
Solution Approach 2:
The track employs composite construction combining aluminum extrusions with steel reinforcement elements and polymer components. This composite approach reduces overall weight compared to solid steel tracks while maintaining the structural rigidity and precision required for high-speed camera robot operation.
2Stability of the object's composition
If heavy track systems are used for precision movement, then stability is improved, but ease of transport and installation deteriorates
Solution Approach 1:
The track is segmented into standardized modules that can be easily transported by small crews and quickly assembled on location. Each module includes pre-integrated connection interfaces and adjustment mechanisms that simplify installation while maintaining stability when assembled into the complete track system.
Solution Approach 2:
The track system incorporates adjustable and reconfigurable elements that allow the structure to be adapted to different installation environments. Leveling feet and adjustment mechanisms enable the track to self-level and stabilize on various surfaces without requiring heavy anchoring, facilitating easier portability while maintaining operational stability.
3Strength
If fixed-length track systems are used, then structural integrity is improved, but adaptability to different shooting locations deteriorates
Solution Approach 1:
The track system uses standardized modular sections with consistent connection interfaces that maintain structural integrity across joints. This segmentation allows the track to be configured in various lengths and arrangements to adapt to different shooting locations while preserving the structural strength needed for precision camera movement.
Solution Approach 2:
The modular track design with universal connection interfaces enables the same track sections to be used in multiple configurations and locations. The standardized modules can be assembled in series to create tracks of any required length, allowing the system to adapt to diverse shooting environments while maintaining structural consistency and integrity throughout.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Enables precise and stable linear movement of a camera robot at high speeds, up to 2.5 m/s, with enhanced portability and versatility, allowing for secure installation without anchoring to a foundation, and supporting heavier payloads than traditional systems.
Implementation Method 1
A first linear guide rail is a master rail and a second linear guide rail is a slave rail, which are described below
Implementation Method 2
A first linear guide rail is a master rail and a second linear guide rail is a slave rail
Data Source
AI summary
A modular track and dolly system for cinematography includes a set of detachable, human-portable track sections, each including a unitary rigid frame supporting first and second spaced apart guide rails and having at least at least one connection plate at each longitudinal end of the frame providing a precise joint interface surface for aligning adjacent track sections. The rigid frame may include a pair of longitudinally extending chords connected by perpendicular struts and two or more web members extending at an oblique angle relative to the chords and struts. Each track section may also include a lightweight subframe made up of an assembly of longitudinal members and lateral stringers connected together, with the rigid frame being supported on and attached to the subframe. A dolly for carrying a cinematography robot is guided by the guide rails and may include a motor-driven pinion that engages a rack on the track.