China high quality Flexible Spiral Vertical Tubular Screw Conveyor for Material transmission wholesaler

产品描述

Flexible Spiral Vertical Tubular Screw Conveyor For Material Transimission 
D描述：

The Tubular screw conveyors 输送机和给料机在粉状和颗粒状物料处理方面有着广泛的应用。根据输送物料的不同，可以选择不同类型的输送机和给料机，例如：混凝土制品（水泥、粉煤灰、填料粉尘、粉尘）、沥青制品（热加工和冷加工粉尘）、建筑预拌材料（干石灰、砂、水泥、填料）、玻璃工艺（石灰石、纯碱、砂等）、铸造（砂、膨润土）等。

 

 

结构尺寸：
管式螺旋输送机包括焊接端法兰、进料口、出料口、进料口下方的观察窗和中间悬挂轴承，螺旋叶片焊接在中心管上，端轴承组件包含自调节轴密封装置、花键衬套和各管段的吊环。螺旋叶片式输送机整体尺寸小巧紧凑，备件数量少，易于维护和安装。

 

管式螺旋输送机具有以下优点：
1. 结构相对简单，成本低廉。
2. 工作可靠，易于维护和管理。
3. 尺寸紧凑，横截面尺寸小，占地面积小。在港口卸货作业期间，便于进出舱口和货台。
4. 可实现密封交付，有利于运输易空运、发热、有异味的物料，可减少环境污染，改善港口工人的工作条件。
5. 装卸方便。水平螺旋输送机可在其输送线上的任意位置进行装卸；垂直螺旋输送机可配备相应的螺旋式取料装置，具有优异的取料性能；螺旋轴直接接触物料堆，实现自动取料。其产能可作为港口其他类型卸料机械的取料机。
6. 反向输送还可以使输送机同时沿两个方向输送物料，即向中心输送或远离中心输送。
7. 该装置消耗更多能量。
8. 物料在运输过程中容易被压碎和磨损，螺旋叶片和料槽的磨损也更为严重。

型号			LSY140	LSY160	LSY200	LSY250	LSY300	LSY400
螺钉直径（毫米）			140	163	187	238	290	365
转速（转/分钟）			300	300	260	200	175/300	175
外径（毫米）			168	194	219	273	325	402
最大长度（米）			11	12	13	16	18	18
倾斜角度（α°）			0°~60°	0°~60°	0°~60°	0°~60°	0°~55°	0°~55°
输送能力（吨/小时）			17-9	30-20	50-32	70-53	82-60/120-85	140-110
发动机	模型	L≤-7	Y132S-4	Y132S-4	Y132M-4	Y160L-6	Y180M-4	Y180M-4
	功率（千瓦）		5.5	5.5	7.5	11	18.5	18.5
	模型	L>7	Y132S-4	Y132M-4	Y160M-4	Y180L-6	Y180L-4	Y180L-4
	功率（千瓦）		5.5	7.5	11	15	22	22

                                              

Applications of Spline Couplings

A spline coupling is a highly effective means of connecting 2 or more components. These types of couplings are very efficient, as they combine linear motion with rotation, and their efficiency makes them a desirable choice in numerous applications. Read on to learn more about the main characteristics and applications of spline couplings. You will also be able to determine the predicted operation and wear. You can easily design your own couplings by following the steps outlined below.

Optimal design

The spline coupling plays an important role in transmitting torque. It consists of a hub and a shaft with splines that are in surface contact without relative motion. Because they are connected, their angular velocity is the same. The splines can be designed with any profile that minimizes friction. Because they are in contact with each other, the load is not evenly distributed, concentrating on a small area, which can deform the hub surface.
Optimal spline coupling design takes into account several factors, including weight, material characteristics, and performance requirements. In the aeronautics industry, weight is an important design factor. S.A.E. and ANSI tables do not account for weight when calculating the performance requirements of spline couplings. Another critical factor is space. Spline couplings may need to fit in tight spaces, or they may be subject to other configuration constraints.
Optimal design of spline couplers may be characterized by an odd number of teeth. However, this is not always the case. If the external spline’s outer diameter exceeds a certain threshold, the optimal spline coupling model may not be an optimal choice for this application. To optimize a spline coupling for a specific application, the user may need to consider the sizing method that is most appropriate for their application.
Once a design is generated, the next step is to test the resulting spline coupling. The system must check for any design constraints and validate that it can be produced using modern manufacturing techniques. The resulting spline coupling model is then exported to an optimisation tool for further analysis. The method enables a designer to easily manipulate the design of a spline coupling and reduce its weight.
The spline coupling model 20 includes the major structural features of a spline coupling. A product model software program 10 stores default values for each of the spline coupling’s specifications. The resulting spline model is then calculated in accordance with the algorithm used in the present invention. The software allows the designer to enter the spline coupling’s radii, thickness, and orientation.

Characteristics

An important aspect of aero-engine splines is the load distribution among the teeth. The researchers have performed experimental tests and have analyzed the effect of lubrication conditions on the coupling behavior. Then, they devised a theoretical model using a Ruiz parameter to simulate the actual working conditions of spline couplings. This model explains the wear damage caused by the spline couplings by considering the influence of friction, misalignment, and other conditions that are relevant to the splines’ performance.
In order to design a spline coupling, the user first inputs the design criteria for sizing load carrying sections, including the external spline 40 of the spline coupling model 30. Then, the user specifies torque margin performance requirement specifications, such as the yield limit, plastic buckling, and creep buckling. The software program then automatically calculates the size and configuration of the load carrying sections and the shaft. These specifications are then entered into the model software program 10 as specification values.
Various spline coupling configuration specifications are input on the GUI screen 80. The software program 10 then generates a spline coupling model by storing default values for the various specifications. The user then can manipulate the spline coupling model by modifying its various specifications. The final result will be a computer-aided design that enables designers to optimize spline couplings based on their performance and design specifications.
The spline coupling model software program continually evaluates the validity of spline coupling models for a particular application. For example, if a user enters a data value signal corresponding to a parameter signal, the software compares the value of the signal entered to the corresponding value in the knowledge base. If the values are outside the specifications, a warning message is displayed. Once this comparison is completed, the spline coupling model software program outputs a report with the results.
Various spline coupling design factors include weight, material properties, and performance requirements. Weight is 1 of the most important design factors, particularly in the aeronautics field. ANSI and S.A.E. tables do not consider these factors when calculating the load characteristics of spline couplings. Other design requirements may also restrict the configuration of a spline coupling.

Applications

Spline couplings are a type of mechanical joint that connects 2 rotating shafts. Its 2 parts engage teeth that transfer load. Although splines are commonly over-dimensioned, they are still prone to fatigue and static behavior. These properties also make them prone to wear and tear. Therefore, proper design and selection are vital to minimize wear and tear on splines. There are many applications of spline couplings.
A key design is based on the size of the shaft being joined. This allows for the proper spacing of the keys. A novel method of hobbing allows for the formation of tapered bases without interference, and the root of the keys is concentric with the axis. These features enable for high production rates. Various applications of spline couplings can be found in various industries. To learn more, read on.
FE based methodology can predict the wear rate of spline couplings by including the evolution of the coefficient of friction. This method can predict fretting wear from simple round-on-flat geometry, and has been calibrated with experimental data. The predicted wear rate is reasonable compared to the experimental data. Friction evolution in spline couplings depends on the spline geometry. It is also crucial to consider the lubrication condition of the splines.
Using a spline coupling reduces backlash and ensures proper alignment of mated components. The shaft’s splined tooth form transfers rotation from the splined shaft to the internal splined member, which may be a gear or other rotary device. A spline coupling’s root strength and torque requirements determine the type of spline coupling that should be used.
The spline root is usually flat and has a crown on 1 side. The crowned spline has a symmetrical crown at the centerline of the face-width of the spline. As the spline length decreases toward the ends, the teeth are becoming thinner. The tooth diameter is measured in pitch. This means that the male spline has a flat root and a crowned spline.

Predictability

Spindle couplings are used in rotating machinery to connect 2 shafts. They are composed of 2 parts with teeth that engage each other and transfer load. Spline couplings are commonly over-dimensioned and are prone to static and fatigue behavior. Wear phenomena are also a common problem with splines. To address these issues, it is essential to understand the behavior and predictability of these couplings.
Dynamic behavior of spline-rotor couplings is often unclear, particularly if the system is not integrated with the rotor. For example, when a misalignment is not present, the main response frequency is 1 X-rotating speed. As the misalignment increases, the system starts to vibrate in complex ways. Furthermore, as the shaft orbits depart from the origin, the magnitudes of all the frequencies increase. Thus, research results are useful in determining proper design and troubleshooting of rotor systems.
The model of misaligned spline couplings can be obtained by analyzing the stress-compression relationships between 2 spline pairs. The meshing force model of splines is a function of the system mass, transmitting torque, and dynamic vibration displacement. This model holds when the dynamic vibration displacement is small. Besides, the CZPT stepping integration method is stable and has high efficiency.
The slip distributions are a function of the state of lubrication, coefficient of friction, and loading cycles. The predicted wear depths are well within the range of measured values. These predictions are based on the slip distributions. The methodology predicts increased wear under lightly lubricated conditions, but not under added lubrication. The lubrication condition and coefficient of friction are the key factors determining the wear behavior of splines.