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Manufacturing electronic cigarette molds need to pay attention to those issues

May 8, 2024 Blog

What are the common issues in the manufacturing process of e-cigarette molds?

In the manufacturing process of e-cigarettes, the design and functionality of molds are crucial to the final quality and market performance of the products. E-cigarette molds need not only ensure the functionality and performance of the product but also meet the growing market demand for aesthetic appearances. This article will delve into the structural characteristics of e-cigarette molds, the problems encountered during the manufacturing process, and solutions to these problems, providing a comprehensive framework for mold design and manufacturing.

1. Selection of Mold Materials

E-cigarette molds typically require materials that are resistant to high temperatures, have high strength, and good machinability. Inappropriate material selection can lead to problems such as cracking and deformation during the machining or production process. For example, using materials that are not wear-resistant can lead to rapid wear during production, reducing the lifespan of the mold. Therefore, choosing the right steel or hard alloy and conducting appropriate heat treatment according to production requirements is fundamental to ensuring mold quality.

Electronic cigarette mold steel picture

Choose suitable high-temperature and pressure-resistant materials, such as advanced engineering plastics or metal alloys, and predict the performance of materials in actual use through simulation analysis.

Commonly used materials for e-cigarette molds include: H13, D2, S7, 7075, 6061, and beryllium copper.

2. Issues with Machining Precision

The precision of molds directly affects the assembly and performance of the product. Precision issues may stem from design errors, inadequate machining precision, or insufficient accuracy of testing equipment. To address this issue, it is necessary to use high-precision design software during the design stage, while also employing advanced CNC machining technology and precise measurement tools to ensure that the dimensions and shape of the mold meet strict standards.

Coordinate Measuring Machine

We have introduced advanced machining equipment such as: CNC machining centers from Fanuc, Japan, slow wire EDMs from Sodick, Japan, mirror-finish EDM machines from Sodick, Japan, precision coordinate measuring machines, large-scale die spotting presses, and large gantry cranes.

3. Improper Design of Mold Cooling System

The design of a mold's cooling system significantly affects the production speed and quality of the product. Uneven cooling can lead to inconsistent shrinkage within the mold, resulting in warping or internal stress in the product. Optimizing the layout and size of cooling channels and using more effective cooling mediums are effective ways to enhance mold performance.

Electronic cigarette cooling water circuit

Optimize the cooling channel design, use simulation software to predict heat flow and cooling effects, and ensure uniform cooling of both the mold and the product.

4. Difficulties in Product Demolding

In the production process of e-cigarette molds, ensuring a rapid and continuous production cycle is very important. If the mold design does not facilitate demolding, it can lead to production interruptions and product damage. During design, it is necessary to consider appropriate draft angles, smooth surface treatments, and the addition of suitable release agents to facilitate the smooth and complete release of the finished product from the mold.

Design a reasonable demolding slope and use effective demolding agents, as well as consider using pneumatic or hydraulic demolding systems.

5. Mold Maintenance and Lifespan

Maintenance of molds is key to ensuring their long-term stable operation. Proper maintenance includes regularly cleaning the mold, checking for wear, and timely replacement of damaged parts. Additionally, reasonable usage and storage conditions are important factors in extending the lifespan of molds.

Mold Maintenance

6.Poor Surface Treatment

E-cigarette products usually require good surface quality and an attractive appearance. If the surface treatment of the mold is poor, such as uneven plating or rough surface, it will directly affect the appearance quality of the finished product.

Electronic cigarette mouthpiece mold

Adopt suitable surface treatment technologies such as electroplating, spraying, or polishing to enhance the appearance quality and durability.

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