المنتجات الساخنة
Improvement for design of beam structures in large
网页2015年9月8日 Demand for large vibrating screen is huge in the mineral processing industry. As bending and random vibration are not considered in a traditional design method for beam structures of a large vibrating screen, fatigue damage occurs frequently to
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Dynamic design theory and application of large vibrating
网页2009年9月1日 We used finite element method (FEM) to analyze dynamic characteristic of large vibrating screen with hyperstatic net-beam structure. Multi natural frequency,
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Improvement for design of beam structures in large
网页2017年8月27日 vibrating screen focus on the structural damage of the beam structures and screen-box [8−10]. Mechanics characteristic of a beam structure is closely related to that
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Innovative structural solution for heavy loaded vibrating
网页2015年12月1日 Introduction. Heavy loaded vibrating screens, horizontal or inclined, are mounted at the top of batch type asphalt plants or continuous asphalt plants. The screen
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Dynamic influence of screening coals on a vibrating screen
网页2018年3月15日 Aiming at the structural damage of a large vibrating screen caused by large-scale coal-screening, structural vibration and strain signal of a vibrating screen
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(PDF) A novel high-strength large vibrating screen with
网页2017年12月30日 In this study, a novel large vibrating screen with duplex statically indeterminate mesh beam structure (VSDSIMBS) was presented. The dynamic model of
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Structural Analysis and Optimization Design of Linear
网页2020年3月5日 In this , the modal analysis and dynamic simulation of a large linear vibrating screen are carried out by using Abaqus, a large general finite element software,
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Dynamic Modeling and Parameters Optimization of Large
网页Su et al. proposed an improved scheme of beam section for large-scale vibrating screen structure based on static analysis and dynamic analysis, which ameliorated stress
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Improvement for design of beam structures in large
网页2015年9月1日 As bending and random vibration are not considered in a traditional design method for beam structures of a large vibrating screen, fatigue damage occurs frequently
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Experimental Study of Vibrating Screen Beam Based on
网页, dynamic similarity, movement ity similarity, boundary conditions and so onexperimental model,vibrating screen is developed as of shown in figure 2, the beam structure choose
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Improvement for design of beam structures in large
网页2017年8月27日 vibrating screen focus on the structural damage of the beam structures and screen-box [8−10]. Mechanics characteristic of a beam structure is closely related to that of the screen-box. To illustrate motion of a beam structure, we take an earthquake for example [11−12]. As shown in Fig. 1, the vibratory wave energy generated at
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A review on the advanced design techniques and methods
网页2019年4月1日 It usually consists of a screen body, a screen surface, four groups of vibration isolation system, and an excitation system (i.e., a unilateral-driven system and two box-type exciters). The screen body is a composite structure composed of two side panels, an excitation beam, several bearing beams and stiffeners and so forth.
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(PDF) A novel high-strength large vibrating screen with
网页2017年12月30日 improved the design of beam structures in large vibrating scree n by consideri ng bending and random vibration [17], and proposed a novel and feasible twice- suspended-mass method to deal
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Failure and sensitivity analysis of a reconfigurable
网页2017年10月1日 A visual inspection approach was used to determine the percentage of failure (%) and the cumulative percentage of failures for each sub-components of the vibrating screen for a period of 6 years.
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Structural Analysis and Optimization Design of Linear
网页2020年3月5日 The excitation force of the linear vibrating screen comes from two vibration motors. Two areas on the back of the motor beam are selected as the rigid area, and a master node is used to simulate the motor with a certain mass.
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Structural Analysis and Optimization Design of Linear
网页2020年3月4日 The linear vibrating screen of this model is mainly composed of screen box, exciter,and supporting spring, among which the rotary box is mainly composed of side plate,thrust plate, observation cover plate, supporting beam, screen plate, loading plate,elastic storage support, inlet component, outlet component, and motor beam.
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Impact of screening coals on screen surface and multi
网页2018年6月20日 Based on the study of Wang et al. (2017), the complete model of linear vibrating screen was constructed, and shown in Fig. 2 a. The structure is too complex to be analyzed by using the DEM software. Moreover, only side plates, baffle, and screen surface affect the movement of particles; therefore, simplification of model is definitely required to
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Structure Optimization of Vibrating Feeder Based on
网页2021年1月30日 In order to reduce the stress on the beam of the vibrating feeder, three structural improvement schemes were proposed, which were constructing a statically indeterminate structure, increasing...
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Dynamic design theory and application of large
网页2009年9月1日 To improve the reliability of large vibrating screens, Zhao et al. presented a new design of a hyperstatic net-beam structure and analyzed dynamic characteristics of it, based on the FEM, and...
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Metallurgical failure analysis of a welded drive beam of a
网页2020年12月1日 The analyzed drive beam (4.2 m length with a 0.8x0.8 m built-up square section) belongs to a double deck 4.2x8.5 m horizontal vibrating screen from the mining industry, with a nominal capacity of 4000 t/h. The screen operates at 900 rpm (15 Hz).
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Improvement for design of beam structures in large
网页2017年8月27日 vibrating screen focus on the structural damage of the beam structures and screen-box [8−10]. Mechanics characteristic of a beam structure is closely related to that of the screen-box. To illustrate motion of a beam structure, we take an earthquake for example [11−12]. As shown in Fig. 1, the vibratory wave energy generated at
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Structural Analysis and Optimization Design of Linear
网页2020年3月5日 The excitation force of the linear vibrating screen comes from two vibration motors. Two areas on the back of the motor beam are selected as the rigid area, and a master node is used to simulate the motor with a certain mass.
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Structural Analysis and Optimization Design of Linear
网页2020年3月4日 The linear vibrating screen of this model is mainly composed of screen box, exciter,and supporting spring, among which the rotary box is mainly composed of side plate,thrust plate, observation cover plate, supporting beam, screen plate, loading plate,elastic storage support, inlet component, outlet component, and motor beam.
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Impact of screening coals on screen surface and multi
网页2018年6月20日 Based on the study of Wang et al. (2017), the complete model of linear vibrating screen was constructed, and shown in Fig. 2 a. The structure is too complex to be analyzed by using the DEM software. Moreover, only side plates, baffle, and screen surface affect the movement of particles; therefore, simplification of model is definitely required to
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Design and Dynamic Analysis of a Four-Degree
网页Structure of the 4-DOF chaotic vibrating screen. 1: support; 2: outer screen frame; 3: inner screen box; 4: rotary support device; 5: kinematic constraint mechanism; 6: chaotic exciter; 7: bearing spring.
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Dynamic characteristics analysis of a novel vibrating screen
网页2023年3月14日 The vibrating screen with statically indeterminate mesh beam structure (VSSIMBS) is a novel type of large vibrating screen, which is widely used in coal preparation plants due to its high strength and processing capacity.
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Relevant optimal parameters of vibrating screen
网页The vibrating screen with statically indeterminate mesh beam structure (VSSIMBS) is a novel type of large vibrating screen, which is widely used in coal preparation plants due to its...
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Design and structure optimization of a
网页2016年6月9日 Aiming at the frequently fracture happening in the large-scale liner vibrating screen beams, the software of finite-element analysis, ANSYS is used to analyze the modal and harmonic response of
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Innovative structural solution for heavy loaded vibrating
网页Introduction Heavy loaded vibrating screens, horizontal or inclined, are mounted at the top of batch type asphalt plants or continuous asphalt plants. The screen allows the selection and segregation of prescribed components of an aggregation of pebbles and stones according to specific particle size.
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Failure Analysis and Structure Improvement of Beam of
网页Abstract: Aiming at the frequently fracture happening in the large-scale liner vibrating screen beams, the software of finite-element analysis, ANSYS is used to analyze the modal and harmonic response of the beam structure. The analysis result suggests the danger area where beam is prone to fracture because of fatigue.
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