Thread Feeder Brake Device Segmentation for Maintenance Access
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Solution Overview
Problem
Existing thread supply devices for textile machines require complex manual adjustments and lack easy accessibility for maintenance, particularly when replacing brake components, which complicates operations like cleaning and brake body replacement.
Innovation Solution
A thread supply device with a brake device featuring an adjustable actuating element aligned with the storage body axis, a rotatable carrier element, and a locking mechanism that allows for easy replacement and improved accessibility, enabling axial movement for maintenance purposes.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Productivity
If a quick-adjustment device is used to replace the brake element, then the replacement speed is improved, but the device complexity increases due to the actuating screw and spring mechanism
Solution Approach 1:
The brake device is segmented into modular components: the brake body can be independently removed from the holder, and the actuating screw is separated as a distinct element. This segmentation allows the brake body to be replaced quickly while the actuating screw remains in place, improving replacement speed without requiring a complex complete disassembly mechanism.
Solution Approach 2:
The actuating screw is extracted as a separate component that remains in the holder while only the brake body needs to be replaced. This extraction simplifies the replacement process by eliminating the need to handle the entire adjusting mechanism, thereby improving productivity without proportionally increasing device complexity.
2Ease of repair
If the actuating screw is pulled out for brake body replacement, then the brake body accessibility is improved, but the operational time increases as the screw must be held during maintenance
Solution Approach 1:
The brake device is divided into the brake body and the actuating screw mechanism. During maintenance, only the brake body segment needs to be accessed and removed, while the actuating screw segment remains in place and does not need to be held or manipulated, eliminating the time loss associated with holding the screw.
Solution Approach 2:
The brake body is extracted as a separate replaceable component from the holder, while the actuating screw remains integrated with the holder. This extraction allows maintenance personnel to access and service the brake body without needing to hold or manipulate the actuating screw, reducing maintenance time.
3Stability of the object's composition
If the holder extends along the storage body, then the structural stability is improved, but the brake body accessibility for cleaning and maintenance is reduced
Solution Approach 1:
The brake device is segmented so that the brake body can be independently removed from the holder. This segmentation maintains the holder's stable extended structure along the storage body while allowing the brake body to be accessed, removed, and serviced without disrupting the holder's structural integrity.
Solution Approach 2:
The brake body is extracted as a separate component from the holder's extended structure. This extraction maintains the holder's stable position and structure along the storage body while providing full accessibility to the brake body for cleaning and maintenance operations.
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
Facilitates simpler release of the brake device, enhances accessibility to the brake body and storage device, and allows for easier maintenance, such as cleaning, by providing additional space and allowing the memory device to move during these processes.
Implementation Method 1
The brake element is pressed against a take-off end of the storage body by means of permanent magnet arrangements of the adjusting device
Data Source
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AI summary
A yarn feeder (1) is provided with a housing (2) and with a storage device from which a yarn (40) is drawn by a textile machine. The storage device comprises a stationary, drum-shaped storage body (3) with a body axis (K), wherein a holder (2a) of the housing (2) extends along the storage body (3). The yarn feeder is provided with a braking device on the holder (2a). The braking device has a braking element (8), an adjusting device, and a releasing device, wherein the adjusting device comprises at least one actuating element that is adjustable relative to the housing (2) in the direction of the body axis (K) of the storage body (3). The releasing device comprises a support element (30) that is connected at least to the actuating element of the adjusting device and is movably arranged relative to a support section (2a') of the holder (2a).The support element (30) carries the adjusting device and is rotatably arranged with the adjusting device about a support axis (T). The support axis (T) runs perpendicular to a holder axis (H) which extends parallel to the body axis (K) through the holder (2a), and perpendicular to a connecting line (V) between the body axis (K) and the holder axis (H).