Path-Controlled Press Sliding Block Design
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Solution Overview
Problem
Existing tied-away press designs require significant space due to complex gear systems and large flywheel diameters, leading to inefficiencies in power transmission and increased wear on clutch components.
Innovation Solution
A compact press design featuring a coaxial arrangement of the first motor and flywheel, with a torque motor driving the drive shaft and a brake integrated with the torque motor, allowing for efficient energy recovery and reduced clutch wear through targeted motor control, and utilizing a sliding block with optimized sliding surfaces for force transmission.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Power
If complex gear systems and large flywheel diameters are used in existing tied-away press designs, then power transmission capability is sufficient, but installation space and overall height increase significantly
Solution Approach 1:
The patent combines the first motor and flywheel into a coaxial arrangement, merging two separate components into a compact integrated unit. This eliminates the need for complex external gear systems and reduces the overall installation space while maintaining sufficient power transmission capability through the integrated motor-flywheel assembly.
Solution Approach 2:
The patent transitions from a horizontal or distributed arrangement of components to a vertical coaxial arrangement. By stacking the motor and flywheel along the same axis, the design utilizes the vertical dimension more efficiently, reducing the horizontal installation footprint while maintaining the required power transmission function.
2Use of energy by moving object
If large flywheel diameters are used, then energy storage capacity is sufficient, but overall height and installation space increase
Solution Approach 1:
By merging the motor and flywheel into a coaxial integrated unit, the patent enables the flywheel to be positioned directly above or below the motor, utilizing vertical space more efficiently. This arrangement maintains sufficient energy storage capacity while reducing the horizontal space requirements compared to traditional lateral arrangements.
Solution Approach 2:
The patent changes the spatial arrangement parameter from horizontal distribution to vertical stacking. By altering the geometric configuration rather than reducing the flywheel's energy storage capacity, the design achieves compact installation while preserving the necessary energy storage function.
3Power
If conventional press drive designs are used, then power transmission is adequate, but clutch wear increases due to speed mismatches
Solution Approach 1:
The patent incorporates a control system that monitors the rotational speeds of both the motor and flywheel, and adjusts the clutch engagement timing and slip characteristics based on real-time speed measurements. This feedback control ensures optimal clutch engagement conditions, minimizing wear while maintaining adequate power transmission during the press operation.
Solution Approach 2:
The patent employs dynamic clutch control that adapts engagement parameters based on operating conditions. Rather than fixed engagement timing, the clutch control system dynamically adjusts engagement duration and slip characteristics to match the instantaneous speed differential between motor and flywheel, reducing mechanical stress and wear on clutch components.
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 design achieves a significant reduction in overall height, enabling smaller flywheel diameters, reduced wear on clutch components, and improved power transmission efficiency, allowing for high-performance operations with smaller motor and brake dimensions.
Implementation Method 1
a first motor (10) which serves to drive the flywheel (11) and at least partially replenish the energy extracted from the flywheel (11)
Implementation Method 2
For high power transmission, the driver is preferably an eccentric of the drive shaft, which, for example, runs with a circular circumference in an opening in the sliding block
Data Source
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AI summary
The invention relates to a path-controlled press, comprising at least one drive shaft (1) having a driver (4) that is eccentric relative to a shaft axis (W), and a sliding block (5), wherein the sliding block (5) is driven by the driver (4) to perform a forcibly actuated movement, wherein during the execution of a pressure stroke, the sliding block (5) is guided on at least one sliding surface (5a) on the pressure side in relation to a pressure-side surface of a slide guide (7), wherein the sliding block (5) has a sliding surface (5b) on the pulling side opposite the sliding surface (5a) on the pressure side, which is guided on a surface of the slide guide on the pulling side, wherein the sliding surface (5a) on the pressure side of the sliding block (5) has a concave or convex curvature, wherein the sliding surface (5b) on the pulling side of the sliding block (5) has another respective concave or convex curvature.