Planer Blade Shaft Adjustment Mechanism
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Solution Overview
Problem
Conventional planers require significant time and effort to adjust or remove the blade shaft due to the need to disengage and reposition elongate bolts, which are difficult to access and manipulate, making the process cumbersome and time-consuming.
Innovation Solution
A swiftly adjusting device featuring an adjusting hollow space in the machine body with a movably combined adjusting member and pivotally connected bearing support allows for minute and rapid adjustments of the blade shaft by screwing up or down the adjusting member, enabling precise positioning without the need to fully disengage bolts.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If elongate bolts are used to tightly fix the bearing support on the body, then the blade shaft can be fixed tightly on the body, but it takes much time to adjust or remove the blade shaft and the bolts are difficult to access for adjustment
Solution Approach 1:
The invention divides the fixing mechanism into two functional segments: elongate bolts for secure mounting and a separate adjusting member for fine adjustments. This segmentation allows the bolts to remain engaged for structural integrity while the adjusting member enables quick, accessible fine-tuning without requiring bolt removal or manipulation.
Solution Approach 2:
The adjusting member acts as an intermediary between the bearing support and the final adjustment action. It transmits adjustment forces to the bearing support while remaining accessible through the adjusting hole, eliminating the need to directly manipulate the elongate bolts for fine adjustments.
2Strength
If elongate bolts are used to fix the bearing support, then the blade shaft can be securely mounted, but the bolts are at low position and cannot be seen, requiring many times of testing
Solution Approach 1:
The invention introduces a vertical dimension for adjustment accessibility by positioning the adjusting member and adjusting hole above the blade shaft assembly. This elevates the adjustment interface from the low-positioned bolts to an accessible location where operators can visually monitor and easily manipulate the adjusting member.
Solution Approach 2:
The adjusting member serves as an intermediary that bridges the gap between the secure but inaccessible bolt connection and the need for visible, accessible adjustment. It provides a separate adjustment interface that is both mechanically effective and operationally accessible.
3Adaptability or versatility
If the blade shaft is adjusted by manipulating elongate bolts, then the position can be changed, but the process is cumbersome and time-consuming
Solution Approach 1:
The invention segments the adjustment function from the mounting function. The elongate bolts handle secure mounting while the adjusting member handles position adjustments. This allows rapid, repeated adjustments without compromising mounting security, significantly improving adjustment speed and productivity.
Solution Approach 2:
The adjusting member is pre-configured with a threaded structure and adjusting hole that enable immediate adjustments after initial mounting. This preliminary setup eliminates the need for time-consuming bolt manipulation during subsequent adjustments, allowing operators to quickly fine-tune the blade shaft position.
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
This solution enables quick and precise adjustment of the blade shaft's level, reducing the time and effort required for adjustments and improving operational efficiency by allowing minute movements within the adjusting hollow space.
Implementation Method 1
by screwing up and down the adjusting member in a minute way to move up and down minutely the adjusting bearing support in the adjusting hollow space
Data Source
AI summary
A swiftly adjusting device for a blade shaft of a planer includes a blade shaft movably positioned in a blade opening of a worktable superposed on a machine body. The machine body has an adjusting hollow space formed in a front portion, and the adjusting hollow space has an adjusting member pivotally connected with a center portion and movable up and down. The blade shaft has an adjusting bearing support pivotally connected to a front end and received in the adjusting hollow space. The bottom of the adjusting bearing support contacts the upper end of the adjusting member so that the blade shaft can be minutely and swiftly adjusted in its level to the worktable by adjusting the adjusting member in a minute way.