Rotary Reel Assembly with Locating Jig and Dual Stapling
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Solution Overview
Problem
Manually assembling cardboard reels is time-consuming and results in inconsistent assembly, highlighting a need for an automated reel assembly machine that can efficiently and consistently attach bottom and top flanges to a reel core.
Innovation Solution
A reel assembly machine featuring a rotary table with assembly stations, lower and upper assembly devices, and part manipulators to automate the process of attaching bottom and top flanges to a reel core using staple guns, with vision devices for precise part orientation and assembly.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual assembly is used, then flexibility and simplicity are maintained, but assembly time increases and consistency deteriorates
Solution Approach 1:
The assembly machine is divided into multiple independent assembly stations (first assembly station, second assembly station, third assembly station) that can perform different operations simultaneously. Each station handles specific tasks such as positioning, stapling, and quality inspection, allowing parallel processing and improving overall productivity without requiring a single complex automated system.
Solution Approach 2:
The rotary table serves multiple functions by rotating to position reels at different assembly stations and by supporting various reel sizes and configurations. The same hardware infrastructure (rotary table, positioning mechanisms) is used across all assembly stations, reducing overall system complexity while enabling automated high-volume production.
2Manufacturing precision
If manual assembly is used, then device complexity remains low, but assembly consistency and precision deteriorate
Solution Approach 1:
The locating jig is pre-configured with positioning features that automatically align the reel core, bottom flange, and top flange before assembly operations begin. This preliminary positioning ensures consistent alignment and reduces variability in assembly precision without requiring complex real-time adjustment mechanisms during the assembly process.
Solution Approach 2:
The locating jig acts as an intermediary device between the manual loading process and the automated stapling operations. It provides a standardized interface that ensures consistent positioning of components, translating variable manual input into consistent automated processing, thereby improving assembly consistency without directly increasing the complexity of the automated assembly mechanisms.
3Productivity
If automated assembly is implemented, then productivity increases, but the extent of automation and initial complexity increase
Solution Approach 1:
The automated assembly system is segmented into discrete, modular stations that can be independently operated or combined. This segmentation allows the system to achieve high throughput through parallel processing while keeping each individual station relatively simple, thereby increasing productivity without requiring a single highly complex automated system.
Solution Approach 2:
The system incorporates self-positioning features through the locating jig and gravity-assisted component placement that reduce the need for complex robotic manipulation. Components automatically align and position themselves during the assembly process, allowing the system to achieve high automation levels and productivity while minimizing the complexity of active control systems.
Data Source
AI summary
A reel assembly machine for assembling a bottom flange and a top flange to a reel core of a reel includes a lower assembly device including a support plate for supporting the bottom flange of the reel. The lower assembly device includes a locating jig for positioning the bottom flange on the support plate. The lower assembly device includes a lower staple gun configured to staple the bottom flange to the reel core. The reel assembly machine includes an upper assembly device including a pressure plate configured to press against the top flange and hold the reel core between the bottom flange and the top flange. The upper assembly device includes an upper staple gun configured to staple the top flange to the reel core.