Movable Jaw Crusher for Sticky Montmorillonite Clay

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Solution Overview

Problem

The mining and processing of montmorillonite clay are hindered by its tendency to absorb water, leading to stickiness and slipperiness, which complicates equipment movement and operation in mining environments, causing equipment degradation due to clogging and clumping.

Innovation Solution

The development of specialized conveyor support apparatus and improved crusher designs, including adjustable turnbuckles, mechanical articulating joints, and picker shafts, to facilitate the movement and processing of montmorillonite clay, ensuring better mobility and operation of equipment in clay-rich environments.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional crushers and conveyors are used in montmorillonite clay mining, then equipment structure is simple and manufacturing is easy, but equipment mobility is poor and operation is difficult due to stickiness and slipperiness caused by water absorption

Engineering Contradiction:
Improveequipment mobilityVSAvoidequipment structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The crusher employs a movable jaw that can be adjusted vertically through a system of turnbuckles, links, and articulating joints. This dynamic structure allows the jaw to move freely to accommodate sticky clay material while maintaining adjustable crushing force, directly addressing the mobility and operation difficulties caused by montmorillonite clay's water absorption properties

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The equipment incorporates adjustable parameters including jaw gap distance (controlled by turnbuckle length), jaw angle (through articulating joints), and conveyor elevation (via support legs). These parameter adjustments allow the equipment to adapt to varying clay moisture content and stickiness levels, improving ease of operation without requiring complex specialized structures

Inventive Principle:
Principle #35Parameter changes

2Ease of operation

If equipment is designed to handle sticky and slippery montmorillonite clay, then ease of operation improves, but device complexity increases due to additional components like turnbuckles and articulating joints

Engineering Contradiction:
Improveprocessing efficiencyVSAvoidnumber of components
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The turnbuckle assembly serves multiple functions simultaneously: it adjusts the jaw gap distance, controls the jaw angle through articulating joints, and provides structural support for the movable jaw. This multi-functionality reduces the need for separate adjustment mechanisms, thereby improving processing efficiency while limiting the increase in device complexity

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The crusher design positions the movable jaw and conveyor at adjustable heights using support legs, creating an equipotential working platform that facilitates easy material loading and discharge. This elevation adjustment capability improves operational efficiency without adding complex material handling systems

Inventive Principle:
Principle #12Equipotentiality

3Productivity

If conventional fixed structure crushers are used, then manufacturing is simple, but productivity is reduced due to clogging and clumping of clay on stationary surfaces

Engineering Contradiction:
Improveprocessing outputVSAvoidmanufacturing complexity
Core Design Contradiction:
ProductivityVSEase of manufacture

Solution Approach 1:

The movable jaw design allows the crushing chamber to adapt dynamically to clay flow patterns, preventing material from becoming trapped between fixed surfaces. The ability of the jaw to move vertically and angularly eliminates clogging issues while maintaining a relatively simple manufacturing process using standard mechanical components

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The design extracts the sticky clay material away from stationary surfaces by using a movable jaw that creates a clear path for material discharge. The articulated links and turnbuckles enable the jaw to follow the material flow, preventing clumping on fixed surfaces and maintaining high processing output

Inventive Principle:
Principle #2Taking out (Extraction)

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

These solutions enhance the mobility and effectiveness of crushers and conveyors, reducing production losses by allowing easier movement and operation in clay-rich environments, and improving the processing efficiency of montmorillonite clay.

Implementation Method 1

a link having a fixed length or a length that is adjustable via a turnbuckle, where the link is mounted between the movable jaw and the frame

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Implementation Method 2

at least one picker fastened to the rotatable picker shaft... adapted to rotate relative to the frame

Methodology Applied
Scientific EffectImpact Force: Impact Force

Data Source

PatentUS11666921B2Systems and methods for crushing clay, transporting clay, and processing clay
Publication Date: 2023.06.06 U S MINING INC
  • US11666921B2 patent drawing
  • US11666921B2 patent drawing
  • US11666921B2 patent drawing

AI summary

Provided are methods and apparatus for crushing clay, transporting clay, and processing clay. In examples, provided are movable truss conveyor support apparatuses, movable crusher picker apparatuses, picker shaft rakes to clean picker shafts, adjustable hoppers, and tracked crushers. In an example, provided is a crusher including (i) a crusher frame, (ii) a crusher subframe movably suspended from the crusher frame, (ii) a rotary bearing fastened to the crusher subframe, (iv) a rotatable picker shaft rotatably supported by the rotary bearing and adapted to rotate relative to the crusher subframe, and (v) at least one picker fastened to the rotatable picker shaft.