Wenzhou BOYU Machinery Co., Ltd.
Wenzhou BOYU Machinery Co., Ltd.

High-quality Multi-station Cold Forming Machines

Boyu Machinery's multi-station cold heading machines are equipped with a series of standard functions and adopt modular settings. They have a complete range of models and specifications and can be customized according to customers' products.

  • High precision: The shape and position tolerances of Boyu multi-station cold heading machine such as concentricity and length can be controlled within 0.05mm, and the weight can be controlled within 0.05g.

  • Low noise <80dB (A): SKF bearings are specially used to reduce friction resistance and provide sufficient lubrication, ensuring accurate, stable, and low-noise transmission.

  • Use of special materials: The machine body, main slide, main shaft and other key parts are made of special materials, which not only improves the working accuracy of the cold heading machine, but also prolongs the service life of the tools and dies, and also improves the operating stability of the main slide die system.

  • High production efficiency: the workpiece is net-formed in one step, the material utilization rate is high (up to 80~90%), small cold heading machines are 250-300 pieces/minute, medium and large cold heading machines are 80-150 pieces/minute, and the normal working power consumption is about 25%-35% of the main motor power.

  • Strong functionality: with safety protection function, fault detection function, temperature monitoring function, operation counting function, anti-overload and anti-fluctuation function.


Types of Multi-station Cold Heading Machines

How Can I Improve the Lifespan of Dies and Punches of My Cold Heading Macine?

Use high-quality materials for dies and punches: Investing in high-quality, durable materials such as high-speed steel, carbide, or other specialized alloys can significantly extend the lifespan of your tooling. These materials are designed to withstand the high pressures and stresses involved in cold heading, reducing the likelihood of premature wear and failure.


Regularly inspect and maintain the tooling: Implement a routine inspection and maintenance schedule to identify and address wear and tear before it leads to significant damage. Regularly check for signs of wear, such as cracks, chips, or deformation, and replace or repair tooling as needed. Keeping detailed records of tooling performance and maintenance can help you predict when replacements will be necessary, minimizing unexpected downtime.


Apply proper lubrication to reduce wear and tear: Proper lubrication is crucial for reducing friction and heat generation during the cold heading process. Use high-quality lubricants specifically designed for cold heading applications, and ensure they are applied consistently and adequately. Regularly check and replenish lubrication levels to maintain optimal performance. Additionally, consider using advanced lubrication systems that can automatically apply the right amount of lubricant at the right time.


Optimize machine settings and processes: Ensure that your machine settings, such as pressure, speed, and alignment, are optimized for the specific materials and parts you are producing. Incorrect settings can lead to excessive stress on the dies and punches, accelerating wear. Regularly review and adjust settings based on performance data and feedback from operators.


Implement proper training for operators: Ensure that machine operators are well-trained in the correct setup, operation, and maintenance of the cold heading machine. Proper training can help prevent mistakes that lead to unnecessary wear and damage to the tooling.

What Are Common Issues Faced During Cold Heading, And How Can They Be Resolved?

Misalignment of dies and punches: Misalignment can lead to defective parts and increased wear on the tooling. To resolve this, regularly check and adjust the alignment of dies and punches. Use precision measuring tools to ensure accurate positioning and consider implementing a routine maintenance schedule to catch alignment issues early.


Material feed problems: Inconsistent or improper feeding of material can cause jams, uneven part formation, and machine downtime. Ensure the feeding system is properly set up and maintained. Regularly inspect the feed mechanism for wear and tear, and clean it to remove any debris. Using high-quality, consistent raw materials can also help mitigate feeding issues.


Surface defects: Surface defects such as cracks, scratches, or uneven finishes can compromise the integrity and appearance of the final product. To address this, use appropriate lubrication to reduce friction and wear during the forming process. Additionally, inspect raw materials for quality before they enter the machine. Implementing a quality control process can help identify and eliminate defective materials early on.

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