弹簧疲劳拉力机的特点

弹簧疲劳拉力机的特点及用途

Features and use spring fatigue tensile machine

机械式弹簧疲劳拉力机是由驱动系统、传动系统、控制显示等系统组成，适用于各种螺旋弹簧的疲劳性能试验。该拉力机由电磁调速系统控制电机运行，通过偏心装置带动连杆使压板往复上升、下降，完成对弹簧的往复压缩疲劳拉力试验。该机无污染、效率高，具有较宽的调频范围和试验空间，配上合适的辅具，可完成不同规格的弹簧疲劳试验。该拉力机通过单片机控制，实现试验次数达到自动停机功能，该机集成度高，结构简单，故障率低，性能稳定、可靠，操作简单。

Mechanical spring fatigue tensile machine is composed of a driving system, transmission system, control and display system, fatigue test is suitable for each kind of spiral spring. Thetensile machine by electromagnetic speed control motor, the eccentric device drives the connecting rod to the press, complete reciprocating reciprocating up down, on the compression of the spring fatigue tensile test. This machine has no pollution, high efficiency,wide frequency range and test space, with appropriate assistive devices, spring fatigue testcan be done in different specifications. The tensile testing machine controlled by single chip,realize the test times reach the auto stop function, the machine has the advantages of simple structure, high integration degree, low failure rate, stable and reliable performance, simple operation.

弹簧疲劳拉力机的结构描述

Describe the structure of spring fatigue tensile machine

主机,机械加载，采用传统的曲柄连杆机构，电磁调速电动机驱动，利用飞轮的储能方式，保证加载的均匀稳定性和运行的可靠性，使整个交变应力形成良好的正弦波形。另外还具备弹簧预压缩装置（手动调节）、振幅调节装置（手动调节）等。

The host, mechanical loading, the conventional crank connecting rod mechanism, drivingelectromagnetic adjustable speed motor, can use the flywheel storage, to ensure the reliability of a uniformly loaded and running stability, the alternating stress formed good sine wave function. Also have the spring pre compression device (manual adjustment) adjusting device, amplitude (manual adjustment).

传动系统,由减速装置、丝杠及导向部分（具有耐高温特性）组成。

The transmission system, the speed reducer, screw and guide part (with high-temperature resistance).

驱动系统,电磁调速电动机驱动。

Electromagnetic adjustable speed motor drive system, the drive.

测量控制系统,由计数器、调速控制器装置等组成，通过各种信号处理，实现显示、控制等功能并记录试验 次数、试验频率等。调整简单，性能稳定。

Measurement and control system, by the counter, speed controller device, through a variety of signal processing, display, control functions and record the test times, test frequency.Easy adjustment, stable performance.

安全保护装置,达到设置次数自动停机、具有过电流、过电压、超速等保护装置。

Safety protection device, to achieve automatic shutdown, with over current, overvoltage,overspeed protection device setup times.