Setting Tool Magazine Strip U-Shape Guide Channel
Find Innovative SolutionsGenerate Solutions
Solution Overview
Problem
Existing systems for installing flat roof elements on industrial roofs face challenges in ensuring application security and robustness, particularly in the handling and isolation of fasteners from magazine strips.
Innovation Solution
A setting device with a motor-driven setting bucket, a transport device for moving the magazine strip, and an isolation device featuring a emissions thorn and finger, which guides the fasteners through guide channels forming a U-shape, improving supply and handling by differing in arrangement and reducing curvature tendencies.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the magazine strip is guided through a straight channel, then the structure is simple, but the empty magazine strip curls toward the setting tool and collides with it
Solution Approach 1:
The patent applies curvature to the magazine strip guidance system by introducing a deflection channel with a specific geometric configuration. The channel includes a first section that guides the filled magazine strip and a second section that deflects the empty magazine strip away from the setting tool. This curved path prevents the empty magazine strip from curling toward and colliding with the setting tool, resolving the reliability issue while maintaining reasonable structural complexity through the defined channel geometry.
2Productivity
If the feed channel and ejection channel are arranged symmetrically, then the structure is balanced, but the magazine strip handling is less efficient
Solution Approach 1:
The patent employs asymmetric arrangement of the feed channel and ejection channel to optimize magazine strip handling. The feed channel is positioned to receive and guide the magazine strip from the feed direction, while the ejection channel is positioned to receive and guide the empty magazine strip from the ejection direction. This asymmetric configuration allows for more efficient fastener separation and magazine strip transport, improving productivity despite the increased complexity of the channel arrangement.
3Ease of operation
If the separating device is positioned at the intersection of drop tube and belt channel, then the fastener ejection is direct, but the magazine strip guidance becomes complex
Solution Approach 1:
The patent segments the guide channel into distinct functional sections: a first guide channel section that guides the filled magazine strip to the separating device, and a second guide channel section that guides the empty magazine strip away from the setting tool. This segmentation allows the separating device to be positioned at the intersection of the drop tube and belt channel for direct fastener ejection, while each channel section is optimized for its specific function, managing the overall complexity through functional division.
Data Source
Figure 1
Figure 2
Figure 3~4
AI summary
A setting device (100) for fasteners arranged in a magazine strip (300) is described; it comprises, in addition to a supporting housing (190), a motor-driven setting mandrel (320) for setting a fastener. The magazine strip is guided in guide channels, which consist, among other things, of a feed channel (105) for a filled magazine strip, a belt channel (155) for the magazine strip (300) – arranged horizontally in the working position – and an ejection channel (110) for the empty magazine strip. Both the feed channel (105) and the ejection channel (110) are essentially free of curvature and are each connected to a free end of the belt channel (155) via at least one connecting cam (107, 112).A transport device (160) for such a magazine strip (300) and a singulation device (120) for singulating the fasteners from such a magazine strip (300) are provided in the setting device, wherein the singulation device (120) has an ejection mandrel (170) with an ejection finger (150) which is guided vertically in a sleeve (125) in the working position. The sleeve (125) is arranged above and perpendicular to the belt channel (155) and extends coaxially below the belt channel (155) as a drop tube (140). In the invention, the guide channels (105, 155, 110) for the magazine strip - viewed in working position - together with the connecting curves (107, 112) form a U-shape, wherein the belt channel (155) forms the bottom and the feed channel (105) and the discharge channel (110) form the two legs of the U-shape and the discharge channel (110) encloses a larger angle with the sleeve (125) or the drop tube (140) than the feed channel (105).In the working position, the top-opening inlet (115) into the feed channel (105) is preferably positioned higher than the upper end of the discharge channel (110).