Yuhuan CNC Machine Tool Co., Ltd.

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Broaching Machining for Automotive Brake Caliper Brackets

The automotive brake caliper bracket is a critical safety component in disc brake systems. It is responsible for securing the brake caliper while withstanding substantial braking torque and impact loads. Leveraging the core advantages of “one-pass forming, high efficiency, and high precision,” our CNC broaching machines provide efficient broaching of bracket guide grooves, making them ideal for large-scale production lines.

Keywords

Precision grinding, intelligent manufacturing technology, integrated solutions

Classification

Automotive industry

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Typical Machining Parts

Equipment Highlights

Applications and Features of Broaching Machines for Disc Brake Components and Brake Calipers

Due to their structural characteristics, disc brake components are relatively easier to machine. However, brake calipers tend to deform during machining because of their insufficient structural rigidity, resulting in higher requirements for machining accuracy. To address these challenges, we adopt broaching technology together with the following targeted measures:
1. Layered Speed Control
Different cutting speeds are applied during rough and finish broaching stages to achieve an optimal balance between machining efficiency and surface quality.
2. Optimized Tooth Rise Allocation
The rise per tooth (cutting depth per tooth) is carefully allocated between rough and finish broaching processes to improve both material removal efficiency and final machining accuracy.
3. Segmented Machining Strategy
To minimize the influence of part deformation on precision, rough and finish broaching are carried out in separate stages, allowing internal stresses to be gradually released throughout the process.
4. Reinforced Fixture Design
Additional support structures are integrated into the fixture design to enhance positioning rigidity and effectively reduce workpiece deformation during machining.