Spline Broaches​ Manufacturer

Spline broaches are used to create a splined shaft, which is a type of smooth, sturdy drive mechanism that allows for the transfer of torque.

Feature of Spline Broaches

  • High precision: The cutting teeth of the round broach are precision machined to ensure that the machined inner hole has high dimensional accuracy and shape accuracy.
  • High efficiency: multiple processing steps of the inner hole can be completed in one broaching, greatly shortening the processing time.
  • Strong adaptability: can process workpieces of various materials, including steel, cast iron, aluminum alloy, etc.
  • Длительный срок службы инструмента: Using high-quality tool materials and advanced manufacturing processes, the round broach has high wear resistance and strength, and can maintain good cutting performance for a long time.

Type Of Spline Broaches

  1. Rectangular spline broach
    Used for processing rectangular spline holes or shafts. 
  2. Involute spline broaches
    Processing of involute splines. 
  3. 3. Triangular spline broaches
    Suitable for processing triangular splines. 
  4. 4. Spiral spline broaches
    Used for processing spiral splines.

Manufacturing Process Of Spline Broaches

1. Выбор материала

Materials with high hardness, high wear resistance and good toughness such as high-speed steel and cemented carbide are usually used. High-speed steel is suitable for general-precision broaches, while carbide is used for processing high-precision, high-hardness materials.

2. Подготовка заготовок

Forging: The raw materials are made into the rough shape of the broach through the forging process, improving the internal structure of the material and improving the performance of the material.

3. Механическая обработка

Process the blank by turning, milling, or other processes to eliminate surplus and form the broach.Dimensional precision, form accuracy, and surface roughness of the broach satisfy design requirements due to fine grinding, polishing, and other processing of the cutter teeth.

4. Термическая обработка

Quench the broach to improve its hardness and wear resistance. The broach after quenching must be tempered to eliminate quenching stress, stabilize the structure, and improve toughness.

5. Обработка поверхности

In order to improve the wear resistance, corrosion resistance and cutting performance of the broach, a hard coating can be applied to the surface of the broach, and the broach can be treated with anti-rust treatment to prevent rust during storage and transportation.

6. Проверка качества

The dimensional accuracy, shape accuracy, hardness, and surface quality of the broach are tested to ensure the quality of the broach. Choose appropriate packaging materials for packaging of qualified broaches.

Application Fields Of Spline Broaching

Spline broaching has the characteristics of high precision and high efficiency. Its application fields mainly include the following aspects:

Автомобильная промышленность

При производстве ключевых компонентов, таких как автомобильные двигатели и трансмиссии, широко используется протяжка шпоночных пазов для обработки шпоночных пазов на различных деталях вала.

Аэрокосмическая промышленность

Протягивание шпоночных пазов часто используется для обработки шпоночных пазов на ключевых компонентах, таких как валы турбин авиационных двигателей и системы трансмиссии вертолетов.

Машиностроение

Шпоночные пазы на таких важных компонентах, как шпиндель и винт станков, обычно обрабатываются методом протяжки шпоночных пазов.

Изготовление пресс-форм

Некоторые ключевые компоненты пресс-формы, такие как ползуны, сердечники и т. д., могут потребовать обработки шпоночного паза для выполнения определенных функций.

Медицинское оборудование

Некоторые прецизионные детали валов в медицинском оборудовании могут требовать обработки шпоночного паза.

Энергия ветра

Шпоночные пазы на главном валу, редукторе и других компонентах ветряных турбин требуют высокоточной обработки

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