Taking into account equation (2), either the crusher support can be stiffened to increase the natural frequencies or additional mass can be placed on the frame to increase vibration frequency [27 ...

The frame, which is the main load-bearing component of the crusher, is primarily constructed using square hollow steel that is welded together. To reduce the calculation running time in the modal analysis, the frame structure was simplified appropriately. The frame, which was welded using multiple parts, was considered as a single part.

66.2.1 Analysis of Existing Biomass Crushers. At present, there are mainly three types of straw crusher circulating in the market: hammer type, guillotine type, and screw type. Among them, the hammer type and the guillotine type use a hammer and a flying knife to form a cutting force to cut the straw; The machine has a large volume-to-power ratio and uses auger …

Structure optimization on topshell and bottomshell • Frame structure optimized by ˜nite element analysis • The horizontal and vertical sti˚eners signi˜cantly strengthen the frame's strength and reduce the risk of frame cracking. Material and process advantages of mainshaft • Forged with high-quality high-grade alloy steel

A jaw crusher is a kind of size reduction machine which is widely used in mineral, aggregates and metallurgy fields. The performance of jaw crusher is mainly determined by the kinematic features ...

Optimization Design and Simulation Analysis for Cavity Shape of Single Toggle Jaw Crusher ... Over the years there have been researchers working on various failures in the frames, frame structures and beams. Munse and Stallmeyer[1] ... her frame just after grounding of crusher frame is done us se frame is done using ANSYS 18.1 software using 3

There are opportunities to integrate optimization functions with the simulation platform and digital data platforms to create decision-making functionality for everyday operation in a crushing plant.

Modelling and Analysis is done individually to motor frame, crusher frame and on the entire assembly. An optimum system frequency was used, for the assembly to be at …

This work aimed the parametric study and cost optimization of reinforced concrete plane frames. To achieve these objectives, the total cost, composed by the costs of concrete, steel and formworks ...

A typical four-story RC frame structure designed according to Chinese codes was taken as an example. The proposed design framework was used to conduct both sequential and global design of an RC frame against progressive collapse using high-performance computing technology. ... Although an optimization algorithm can help effectively optimize an ...

The optimization capabilities for crushing plants comprise a system solution with the two-fold application of 1) Utilizing the simulation platform for identification and exploration of operational ...

According to the main parameters of the jaw crusher PC5282, structure of the back frame was designed, and three-dimensional model of the back frame was also set up. Finite element analysis of the back frame under static load was done in COSMOSWORKS. The distribution laws of stress, displacement and deformation were revealed. Optimization design …

portable jaw crusher frame structure optimization The role of the flywheel in the jaw crusher The jaw crusher is an indirect working device which causes the resistance on the eccentric shaft to change the motor load is uneven and the mechanical rate fluctuates This flywheel is installed to evenly load the motor reduce the rated power of the ...

By the example of justification of the design parameters of the fixed jaw body of the jaw crusher, the methods have been developed for choosing the optimal parameters according to the …

Structure Optimization of Jaw Crusher Based on Genetic Algorithm [J]. Coal Mine Machinery,2019,40(02):111-112. Performance study of single and double shafts jaw crushers based on ADAMS

The examination of the frame structure becomes an essential part of the design process because it is the primary support structure for all mechanical components.

Based on the analysis of the liner movement and the crushing parameters, force distribution along the swing jaw plate is obtained. The job is helpful for a design of new prototype of this kind of...

The first example considers a multi-level structure with dimensions of L x = L = 100 and L y = 4 L / 3, under three vertical external unit loads.The design domain, boundary conditions, and external loads are shown in Fig. 3.The threshold, C *, for this example is set to 41.59, which is obtained from the deterministic compliance optimization. Fig. 3 (b) shows the deterministic …

Weight optimization of frame structures with continuous cross-section parametrization is a challenging non-convex problem that has traditionally been solved by local optimization techniques. Here, we exploit its inherent semi-algebraic structure and adopt the Lasserre hierarchy of relaxations to compute the global minimizers. While this hierarchy …

This paper aims at the problems of traditional compound pendulum jaw crusher including unreasonable structure design, heavy weight, low utilization of material and high cost, chooses moving jaw which is the key part of motion mechanism as the optimal design subject, uses finite element method, through statics analysis, obtains stress and displacement distribution of …

2. The Coupled Model for Inertia Cone Crusher 2.1. Inertia Cone Crusher Theory The inertia cone crusher consists of a main frame, a concave, a mantle, rubber ab-sorbers, a main shaft and an eccentric vibrator. The ore particles fall from the feed chute to the crushing chamber; then, they are squeezed by the mantle and other particles. Finally,

This paper takes the frame as the research object and explores the vibration characteristics of the frame to address the vibration problem of a 1-MSD straw-crushing and residual film recycling machine in the field operation process, and an accurate identification of the modal parameters of the frame is carried out to solve the resonance problem of the machine, …

Topology design optimization problems for discrete structures include truss structures and frame structures. This work focuses on frame structural optimization. Frame optimization attracts more attention than truss as they can withstand bending moments. In fact, in most cases, the bending of structural elements is inevitable (Xia et al., 2020 ...

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Loads on the crusher frame must be taken into consideration at the design stage and attention should be given to modal parameters of the structure to prevent possible resonance problems. Finite element method has been used to identify the cause of resonance and fatigue cracks in a jaw crusher structure. Additional side bracings and replacement ...

Influence of Metallurgical Structure on the Behaviour of Crusher Parts Based Manganese Steels ... optimization of these parameters is essential for the production of parts able to withstand shocks. So this article is a contribution ... concave to the crusher frame. The resulting motion of the shield and main shaft will be

5.1 Structure of Crusher Analysis ... The mantle is fixed to the main shaft and the concave to the crusher frame. The. ... This fact makes optimization very.

Abstract--- The objective of the present work is to improve the performance of a jaw crusher, is mainly determined by the kinematic features of the liner to optimize the frame, design the …

determine the dynamic response of frame structures. This review covers the research from the past twenty-one years (2000-2021), on the vibration analysis methods used for frame rigid connection. II. BEAM THEORIES Frames are structures that are typically made up of multiple beam and column structures joined together with varying

1. Introduction. Crushers are widely used in the mining, mineral, road construction, and other industrial sectors to crush a variety of raw materials [1 – 3].According to the different structural types, the commonly used crushers can be divided into the jaw crusher, gyratory crusher, and cone crusher [].Due to decades of theoretical research, they have evolved from …