Tire Casing Fastener Placement Using Vacuum Gripper Alignment
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Solution Overview
Problem
In tire manufacturing, existing methods for fixing fastening devices with electronic components to pneumatic casings lack efficiency and productivity, as they fail to ensure reliable and precise placement without degrading the components or reducing industrial output.
Innovation Solution
A preparation and fixation installation that includes a positioning device with rotating means and a fixation device equipped with a robot and vacuum control system, allowing precise alignment and secure bonding of fastening devices to the casing surface using a gripper and adhesive, ensuring reliable and efficient installation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If robots are used to process the inner surface of the casing and position the fastening device, then positioning precision is improved, but device complexity and process time increase
Solution Approach 1:
The patent applies preliminary action by pre-positioning the fastening device on a support surface before transferring it to the casing. The robot positions the fastening device on a support surface (130) in advance, allowing precise positioning to be achieved before the actual installation step, thereby reducing the complexity of the main installation process.
Solution Approach 2:
The patent uses an intermediary approach by introducing a support surface (130) as a intermediate platform. The fastening device is first positioned on this support surface, then transferred to the casing. This intermediary surface simplifies the positioning process by providing a stable, controlled environment for initial positioning before final installation.
2Reliability
If pressure is applied to the fastening device to ensure bonding, then fixation reliability is improved, but risk of deforming electronic components increases
Solution Approach 1:
The patent applies local quality by differentiating the pressure application points. Pressure is applied at specific locations through the gripper fingers (120) that contact only the flange (11) of the fastening device, while the electronic component housing (101) is protected from pressure. This localized pressure application ensures bonding reliability without deforming the electronic components.
Solution Approach 2:
The gripper (110) acts as an intermediary between the pressure source and the fastening device. It transfers pressure selectively to the flange (11) while protecting the electronic component housing (101) through its specific geometric configuration, thus ensuring reliable fixation without harmful deformation.
3Stability of the object's composition
If the gripper holds the fastening device by the holding wall, then component integrity is preserved, but gripping reliability may be insufficient
Solution Approach 1:
The gripper applies gripping force locally at multiple points on the flange (11) rather than on the holding wall (14). The fingers (120) are positioned to contact specific locations on the flange, providing distributed gripping force that maintains both component integrity and reliable holding.
Solution Approach 2:
The gripping function is segmented into multiple contact points through the fingers (120) of the gripper. Instead of a single contact point on the holding wall, the gripper uses multiple fingers to contact different locations on the flange, distributing the gripping force and improving both reliability and component protection.
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
The solution enables optimized placement and secure fixation of fastening devices within tire casings, maintaining component functionality and industrial productivity by ensuring precise alignment and bonding, thus enhancing the reliability and efficiency of the installation process.
Implementation Method 1
a vacuum control system, allowing precise alignment and secure bonding of fastening devices to the casing surface
Data Source
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AI summary
The invention is directed to a preparation and fixation installation (100) for fixation of a fastening device (10) to an inner surface (50a) of a tire casing (50), the fastening device allowing mounting of a corresponding electronic component therein. The system includes a positioning device (200) that manages the positioning of the casing and an affixing device (300) that performs the fixation of the fastening device. The affixing device includes a robot (302) having a gripping device (304) supported by an elongated arm (306) that pivots and a gripper (308) disposed along a longitudinal axis l-l at a free end (304a) of the gripping device. The gripper includes a housing (320) with a fixed housing (328) and a sliding housing (330), and a docking finger (324) having a longitudinal axis in common with the longitudinal axis of the gripper, such that reciprocating movement of the finger effects engagement of a center (C) of the fastening device (10) that is aligned along the longitudinal axis of the finger when a vacuum is applied.