Automated Screw Mounting Device with Rotating Suction Plate
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Solution Overview
Problem
Manual screw mounting in electronic product assembly lines is inefficient due to rising labor costs and inconsistency caused by worker physical qualities and fatigue, leading to reduced production efficiency and product quality.
Innovation Solution
An automated screw mounting device comprising a frame, locating member, taking member, and screw feeding member, which includes a rotating plate with sucking elements and an electric screwdriver, driven by a four-axis robot to automatically locate and assemble screws without manual intervention.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If manual screw mounting is used, then flexibility and adaptability are maintained, but labor cost increases and production efficiency decreases
Solution Approach 1:
The automated screw mounting device performs screw feeding, positioning, and mounting operations autonomously without continuous human intervention. The system self-regulates the screw supply process through the feeding member and positioning member, eliminating the need for manual screw handling while maintaining consistent production efficiency
Solution Approach 2:
The patent replaces manual mechanical operations with an automated mechanical system comprising a rotating plate with sucking elements for screw pickup, a positioning member for precise location, and an electric screwdriver for automated screw mounting. This substitution eliminates labor-intensive manual operations while improving productivity
2Manufacturing precision
If manual screw mounting is used, then adaptability to different workers is maintained, but product consistency deteriorates due to worker fatigue and physical qualities
Solution Approach 1:
The automated system performs all screw mounting operations consistently without variation from human factors such as fatigue or physical differences. The machine executes the same positioning and mounting sequence for every product, ensuring uniform quality and precision across all manufactured items
Solution Approach 2:
The positioning member pre-positions the product and the sucking elements pre-grasp the screws before the mounting operation begins. This preliminary positioning ensures that each screw is accurately placed at the correct location, maintaining consistent manufacturing precision across all products
3Productivity
If automated screw mounting is implemented, then labor cost is reduced and productivity is improved, but device complexity increases
Solution Approach 1:
The automated device integrates multiple functions into a single unified system: the rotating plate serves both as a screw pickup mechanism and a transport mechanism, the positioning member simultaneously positions both the product and the screws, and the electric screwdriver performs both driving and sealing operations. This multi-functionality reduces the need for separate dedicated components, thereby managing complexity while maintaining high productivity
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
Reduces labor costs, improves product quality by eliminating human error, and maintains high production efficiency by automating the screw assembly process, preventing efficiency drops due to worker fatigue.
Implementation Method 1
the driving member drives the sucking element acquiring the screw from corresponding feeding position
Data Source
AI summary
The invention discloses a device for automatically assembling screw and an automatically assembling system, the device includes a frame, a locating member, a taking member, a driving member and a screw feeding member: the locating member is for locating a product to special position; the taking member includes a rotating plate, at least three sucking elements fixed below the rotating member and located at a same circumference, and an electric screwdriver connected with the driving member and located upon the circumference; the driving member drives the rotating plate rotating, the electric screwdriver is movably located on the driving member; the screw feeding member includes a feeding plate including feeding positions, each feeding position corresponds to one sucking element; the driving member drives the sucking element acquiring the screw, and drives the sucking element moving the acquired screw to a position for the electric screwdriver assembling the screw to the product.