Baling Press Slot Clearing Mechanism for Clog Prevention
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Solution Overview
Problem
Baling press slots and passages tend to clog when compressing wet or fine materials, leading to unreliable binding of bales.
Innovation Solution
A baling press design featuring a slot clearing assembly with a movable slot clearing member that projects through the slot to clear clogged material and a passage closure mechanism to prevent material entry, ensuring the slots remain clear for reliable operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If slots and passages are left open for loop supply members to pass through, then loop supply members can move freely to tie bales, but material clogs the slots and passages making reliable binding impossible
Solution Approach 1:
The slot clearing member performs preliminary clearing action by projecting through the slot before the loop supply member needs to pass through. This removes clogged material in advance, ensuring the slot is clear when the loop supply member requires passage, thus preventing binding failures
Solution Approach 2:
The slot clearing member acts as an intermediary between the clogged slot and the loop supply member. It temporarily occupies the slot to clear debris, then retracts to allow the loop supply member to pass through freely, mediating between the conflicting requirements of clearing and passage
2Adaptability or versatility
If the pressing ram has slots for loop supply members, then tying can be accomplished, but wet and fine material clogs the slots
Solution Approach 1:
The slot clearing member is extracted as a separate functional element from the pressing ram structure. It can project into the slot to remove clogged material and then retract, separating the clearing function from the structural components and allowing the slot to serve its primary purpose without permanent obstruction
Solution Approach 2:
The slot clearing member is actuated by the pressing ram's own motion. When the pressing ram retracts, it automatically triggers the slot clearing member to project through the slot and clear debris, making the clearing action self-generated without requiring external intervention
3Ease of operation
If passages in pressing channel walls are open, then loop supply members can pass through to catch strings, but material enters and clogs passages
Solution Approach 1:
The passage closure member performs preliminary closure before material can enter and clog the passage. By closing the passage in advance during the pressing cycle, it prevents material from entering, and then opens when needed to allow loop supply members to pass through freely
Solution Approach 2:
The passage closure member transforms the static passage into a dynamic opening that changes state based on operational requirements. It closes during pressing to prevent clogging and opens during the tying phase to allow loop supply member passage, adapting the passage state to the current operational need
Data Source
AI summary
A baling press with a bale pressing channel, a ram for pressing material in the bale pressing channel, the ram having a pressing face and a slot in the pressing face, a tying assembly on a first side of the bale pressing channel with a loop supply member for forming a loop across the bale pressing channel and movable between an extended position projecting through the slot and a retracted position. The press further has a slot clearing member movable between an extended position projecting through the slot and a retracted position on one side of said bale pressing channel. The slot clearing member and the tying assembly are on opposite sides of a feeding passage. The bale pressing channel is open for discharging cleared material on a side opposite of the location of the slot clearing member in its retracted position. A method of operation is also described.