By employing the Lagrange multiplier method, a dynamic model considering the bearing clearance of the complex pendulum jaw crusher was established, and the effects of …

It is concluded that there exists Smale horseshoe chaos arising from transversal intersections of stable and unstable manifold of the homoclinic orbit. The dynamics equation of the compound pendulum system is studied with the Melnikov method. The critical condition of the chaotic motion is discussed and the critical curve of …

The compound pendulum jaw crusher lining board is made of high manganese steel).When broken hard ore, its service life is only two to three months, a year in China for crusher lining of steel twenty thousand tons. If the lining life increased by 50%.A year can save more than six thousand tons of steel, economic benefit is more than one thousand ...

Previous dynamic studies of the complex pendulum jaw crusher neglected the bearing clearance between the eccentric shaft and the moving jaw, which is crucial for analyzing the effect of bearing clearance on the dynamic performance of the crusher. By employing the Lagrange multiplier method, a dynamic model considering the bearing …

The moving jaw rotates around the eccentric axis as well as swings around the same center (Fig. 2).By removing the moving jaw suspension shaft and the front toggle plate of simple pendulum jaw crusher, and suspending the moving jaw on eccentric shaft to combine the connecting rod and the moving jaw into whole, a compound pendulum …

: A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based on the L-N contact force model and modified Coulomb friction force model. The correctness of the dynamic model is verified by MATLAB and Adams comparison simulation, and the best selection …

A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based on the L-N contact force model and modified ...

A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based …

According to the different movement methods of movable jaw plate, jaw crusher can be divided into simple pendulum jaw crusher and compound pendulum jaw crusher. The main components of these two types of jaw crusher are the same. They both formed by frame, eccentric shaft, pulley, flywheel, moveable jaw, toggle plate, side liner, …

Abstract: Jaw crusher is a kind of the relatively new compound pendulum jaw crusher, it has two crushing chamber and has an inverted crank rocker mechanism. The design is …

A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based on the L-N contact force model and modified Coulomb friction force model. The correctness of the dynamic model is verified by MATLAB and Adams comparison simulation, and the …

FIELD The present invention relates to mining, in particular to a compound pendulum jaw crusher. One kind of compound pendulum jaw crusher, comprising a frame, the frame disposed on the drive unit and the movable jaw groups; said chassis includes a frame body and a frame disposed inside the fixed jaw of the front of the rack …

Comprehensive Swing Jaw Crusher 1).Regardless of the top or bottom of the moving jaw, the movement is beneficial to the clamping and breaking of the material during the stroke of the fixed amount, and pushes the materials to the outlet, thus improving the discharge conditions and improving the production capacity of the crusher.

Experiment 9: Compound Pendulum A compound pendulum (also known as a physical pendulum) consists of a rigid body oscillating about a pivot. This experiment uses a uniform metallic bar with holes/slots cut down the middle at regular intervals. The bar can be hung from any one of these holes allowing us to change the location of the pivot. Objective

According to the relative height between the suspension center of the movable jaw and the horizontal plane of the feed port, the compound pendulum jaw …

A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based on the L-N contact force model and …

The term "compound" is used to distinguish the present rigid-body pendulum from the "simple" pendulum of Section 3.4b, which consisted of a particle at the end of a …

THE COMPOUND PENDULUM The term "compound" is used to distinguish the present rigid-body pendulum from the "simple" pendulum of Section 3.4b, which consisted of a particle at the end of a massless string. Derive the general differential equation of motion for the pendulum of figure 5.16a and determine its undamped natural

Jaw crusher can process a maximum compressive strength of the material tup to 320Mpa, it is widely used in mining, smelting, building material, highway, railway, water conservancy project and chemical industry etc. According to the working principle of jaw crusher, it can be divided into pendulum jaw crusher and compound pendulum jaw crusher.

The plate dimensions of the un-optimised jaw crusher were modelled using ANSYS Design Modeller 2021, as shown in Fig. 3.The load and boundary conditions for the static structural analysis were as shown in Fig. 4.Design of Experiments (DoE) was then conducted where the minimum and maximum values of the target parameters were …

The utility model relates to a compound pendulum jaw crusher, including a frame and a moving jaw, wherein, a V-shaped feed port is formed by the frame and the moving jaw; a stationary toothed plate is arranged on the frame; a movable toothed plate is arranged on the movable jaw; a crushing cavity is formed by the stationary toothed plate …

The double jaw crusher is designed for crushing hard materials, also quarried materials, sand and gravel, and recycling. [4, 5] crusher [4] The tie rod and compression spring ensure that the ...

The manuscript presented modeling and simulations of a compound pendulum jaw crusher with joint clearance. A dynamic model was derived from the Lagrange multiplier method, the Lankarani-Nikravesh contact force model and a modified Coulomb friction force model. The numerical solutions via MATLAB of the developed …

Traditional compound pendulum jaw crushers have many disadvantages such as low efficiency and uneven broken materials. This paper proposes a new biaxial compound pendulum jaw crusher to solve these problems.

The manuscript presented modeling and simulations of a compound pendulum jaw crusher with joint clearance. A dynamic model was derived from the …

The dimension parameters of compound pendulum jaw crusher and the impact on machine function are discussed based on optimization theory.The length of the linkages are fixed,and the trace performance of given spots on the movable jaw dentil plate are calculated.A mathematical model is set up aiming at the maximum manufacturing …

The jaw crusher has a simple structure, is easy to manufacture, reliable in operation, and convenient to use and maintain. The fineness of the jaw crusher can be varied from 10mm to 105mm, and it can be adjusted according to customers' needs. Jaw crusher prices vary according to model and production capacity.

Dimensional data of a typical double-toggle jaw crusher are used in the derived mathematical expressions to demonstrate their application. Moreover, starting with the equation for the angular velocity ratio of the moveable jaw, with respect to the input crank, an expression for the ideal mechanical advantage of the crusher is derived.

A dynamic model of the working mechanism of a compound pendulum jaw crusher with clearance is established by the Lagrange multiplier method (LMD) based …

Assemble compound pendulum type jaw crusher. The utility model relates to a kind of assembling compound pendulum type jaw crushers that cast steel rack or welding stand are replaced using modular construction, including jaw crusher, preceding shelves body and rear shelves body pass through resilient cushion respectively and are located in …