China Custom Cheap Molded Customized Logo Plastic Injection Moulding Parts

Product Description

 

name plastic chair mould
Plastic material PVC,PPR,PP.PE,ABS,PS,POM,PPH…etc
Steel of Cavity & Core DIN 1.2316/ DIN 1.2738/DIN 1.2344 /M300/ 718/ P20..etc
Steel of Mouldbase S50C.LkM standard…etc
Nos of Cavity Customized
Hardness of Cavity & Core 32-50HRC
Hardness of Wear Parts 55-60HRC
Core pulling system Motor /oil cylinder/ stripping plate, angel pin…etc
Mould Accessories DME/HASCO Standard …
Cooling system In core baffle cooling and in cavity plate chain drilling type cooling
Surface finish Diamond polish, Texture
Molding life 500,000-5,000,000shots
Runner Cold or Hot runner
Delivery time 60 work days
Packing Standard exporting wooden case

1.How about your quality control?
We have professional QC team to control mold quality from raw material,machining to the final
mould testing parts,as we realize that quality control is the first priority to run business successfully,
and the Quality is the life of enterprise.
2.What’s your lead time?
For most mold,normally 45 to 60 working days ( not including Chinese official holidays ) after deposit
received and mold drawings approved.
3.How to approval samples?
1) You can come to our factory to see the mold testing directly. 2) We could send samples by DHL,
TNT, Fedex, and we can send mold running video and molding parts dimension inspection report to
you by email.
4.What about your after service?
1 year under normal use procedure,Spare part which is non-man made damaged will be offered for
free within 1 year, and you can contact us at any time if you need help.

 

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Shaping Mode: Injection Mould
Mould Cavity: Single Cavity
Plastic Material: PP,PVC
Process Combination Type: Single-Process Mode
Runner: Hot Runner
Design Software: AutoCAD
Samples:
US$ 100/Piece
1 Piece(Min.Order)

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Customization:
Available

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What factors influence the design and tooling of injection molded parts for specific applications?

Several factors play a crucial role in influencing the design and tooling of injection molded parts for specific applications. The following are key factors that need to be considered:

1. Functionality and Performance Requirements:

The intended functionality and performance requirements of the part heavily influence its design and tooling. Factors such as strength, durability, dimensional accuracy, chemical resistance, and temperature resistance are essential considerations. The part’s design must be optimized to meet these requirements while ensuring proper functionality and performance in its intended application.

2. Material Selection:

The choice of material for injection molding depends on the specific application and its requirements. Different materials have varying properties, such as strength, flexibility, heat resistance, chemical resistance, and electrical conductivity. The material selection influences the design and tooling considerations, as the part’s geometry and structure must be compatible with the selected material’s properties.

3. Part Complexity and Geometry:

The complexity and geometry of the part significantly impact its design and tooling. Complex parts with intricate features, undercuts, thin walls, or varying thicknesses may require specialized tooling and mold designs. The part’s geometry must be carefully considered to ensure proper mold filling, cooling, ejection, and dimensional stability during the injection molding process.

4. Manufacturing Cost and Efficiency:

The design and tooling of injection molded parts are also influenced by manufacturing cost and efficiency considerations. Design features that reduce material usage, minimize cycle time, and optimize the use of the injection molding machine can help lower production costs. Efficient tooling designs, such as multi-cavity molds or family molds, can increase productivity and reduce per-part costs.

5. Moldability and Mold Design:

The moldability of the part, including factors like draft angles, wall thickness, and gate location, affects the mold design. The part should be designed to facilitate proper flow of molten plastic during injection, ensure uniform cooling, and allow for easy part ejection. The tooling design, such as the number of cavities, gate design, and cooling system, is influenced by the part’s moldability requirements.

6. Regulatory and Industry Standards:

Specific applications, especially in industries like automotive, aerospace, and medical, may have regulatory and industry standards that influence the design and tooling considerations. Compliance with these standards regarding materials, dimensions, safety, and performance requirements is essential and may impact the design choices and tooling specifications.

7. Assembly and Integration:

If the injection molded part needs to be assembled or integrated with other components or systems, the design and tooling must consider the assembly process and requirements. Features such as snap fits, interlocking mechanisms, or specific mating surfacescan be incorporated into the part’s design to facilitate efficient assembly and integration.

8. Aesthetics and Branding:

In consumer products and certain industries, the aesthetic appearance and branding of the part may be crucial. Design considerations such as surface finish, texture, color, and the inclusion of logos or branding elements may be important factors that influence the design and tooling decisions.

Overall, the design and tooling of injection molded parts for specific applications are influenced by a combination of functional requirements, material considerations, part complexity, manufacturing cost and efficiency, moldability, regulatory standards, assembly requirements, and aesthetic factors. It is essential to carefully consider these factors to achieve optimal part design and successful injection molding production.

Can you describe the various post-molding processes, such as assembly or secondary operations, for injection molded parts?

Post-molding processes play a crucial role in the production of injection molded parts. These processes include assembly and secondary operations that are performed after the initial molding stage. Here’s a detailed explanation of the various post-molding processes for injection molded parts:

1. Assembly:

Assembly involves joining multiple injection molded parts together to create a finished product or sub-assembly. The assembly process can include various techniques such as mechanical fastening (screws, clips, or snaps), adhesive bonding, ultrasonic welding, heat staking, or solvent welding. Assembly ensures that the individual molded parts are securely combined to achieve the desired functionality and structural integrity of the final product.

2. Surface Finishing:

Surface finishing processes are performed to enhance the appearance, texture, and functionality of injection molded parts. Common surface finishing techniques include painting, printing (such as pad printing or screen printing), hot stamping, laser etching, or applying specialized coatings. These processes can add decorative features, branding elements, or improve the surface properties of the parts, such as scratch resistance or UV protection.

3. Machining or Trimming:

In some cases, injection molded parts may require additional machining or trimming to achieve the desired final dimensions or remove excess material. This can involve processes such as CNC milling, drilling, reaming, or turning. Machining or trimming is often necessary when tight tolerances, specific geometries, or critical functional features cannot be achieved solely through the injection molding process.

4. Welding or Joining:

Welding or joining processes are used to fuse or bond injection molded parts together. Common welding techniques for plastic parts include ultrasonic welding, hot plate welding, vibration welding, or laser welding. These processes create strong and reliable joints between the molded parts, ensuring structural integrity and functionality in the final product.

5. Insertion of Inserts:

Insertion involves placing metal or plastic inserts into the mold cavity before the injection molding process. These inserts can provide additional strength, reinforce threaded connections, or serve as mounting points for other components. Inserts can be placed manually or using automated equipment, and they become permanently embedded in the molded parts during the molding process.

6. Overmolding or Two-Shot Molding:

Overmolding or two-shot molding processes allow for the creation of injection molded parts with multiple layers or materials. In overmolding, a second material is molded over a pre-existing substrate, providing enhanced functionality, aesthetics, or grip. Two-shot molding involves injecting two different materials into different sections of the mold to create a single part with multiple colors or materials. These processes enable the integration of multiple materials or components into a single injection molded part.

7. Deflashing or Deburring:

Deflashing or deburring processes involve removing excess flash or burrs that may be present on the molded parts after the injection molding process. Flash refers to the excess material that extends beyond the parting line of the mold, while burrs are small protrusions or rough edges caused by the mold features. Deflashing or deburring ensures that the molded parts have smooth edges and surfaces, improving their appearance, functionality, and safety.

8. Inspection and Quality Control:

Inspection and quality control processes are performed to ensure that the injection molded parts meet the required specifications and quality standards. This can involve visual inspection, dimensional measurement, functional testing, or other specialized testing methods. Inspection and quality control processes help identify any defects, inconsistencies, or deviations that may require rework or rejection of the parts, ensuring that only high-quality parts are used in the final product or assembly.

9. Packaging and Labeling:

Once the post-molding processes are complete, the injection molded parts are typically packaged and labeled for storage, transportation, or distribution. Packaging can include individual part packaging, bulk packaging, or custom packaging based on specific requirements. Labeling may involve adding product identification, barcodes, or instructions for proper handling or usage.

These post-molding processes are vital in achieving the desired functionality, appearance, and quality of injection molded parts. They enable the integration of multiple components, surface finishing, dimensional accuracy, and assembly of the final products or sub-assemblies.

What are injection molded parts, and how are they manufactured?

Injection molded parts are components or products that are produced through the injection molding manufacturing process. Injection molding is a widely used manufacturing technique for creating plastic parts with high precision, complexity, and efficiency. Here’s a detailed explanation of injection molded parts and the process of manufacturing them:

Injection Molding Process:

The injection molding process involves the following steps:

1. Mold Design:

The first step in manufacturing injection molded parts is designing the mold. The mold is a custom-made tool that defines the shape and features of the final part. It is typically made from steel or aluminum and consists of two halves: the cavity and the core. The mold design takes into account factors such as part geometry, material selection, cooling requirements, and ejection mechanism.

2. Material Selection:

The next step is selecting the appropriate material for the injection molding process. Thermoplastic polymers are commonly used due to their ability to melt and solidify repeatedly without significant degradation. The material choice depends on the desired properties of the final part, such as strength, flexibility, transparency, or chemical resistance.

3. Melting and Injection:

In the injection molding machine, the selected thermoplastic material is melted and brought to a molten state. The molten material, called the melt, is then injected into the mold under high pressure. The injection is performed through a nozzle and a runner system that delivers the molten material to the mold cavity.

4. Cooling:

After the molten material is injected into the mold, it begins to cool and solidify. Cooling is a critical phase of the injection molding process as it determines the final part’s dimensional accuracy, strength, and other properties. The mold is designed with cooling channels or inserts to facilitate the efficient and uniform cooling of the part. Cooling time can vary depending on factors such as part thickness, material properties, and mold design.

5. Mold Opening and Ejection:

Once the injected material has sufficiently cooled and solidified, the mold opens, separating the two halves. Ejector pins or other mechanisms are used to push or release the part from the mold cavity. The ejection system must be carefully designed to avoid damaging the part during the ejection process.

6. Finishing:

After ejection, the injection molded part may undergo additional finishing processes, such as trimming excess material, removing sprues or runners, and applying surface treatments or textures. These processes help achieve the desired final appearance and functionality of the part.

Advantages of Injection Molded Parts:

Injection molded parts offer several advantages:

1. High Precision and Complexity:

Injection molding allows for the creation of parts with high precision and intricate details. The molds can produce complex shapes, fine features, and precise dimensions, enabling the manufacturing of parts with tight tolerances.

2. Cost-Effective Mass Production:

Injection molding is a highly efficient process suitable for large-scale production. Once the mold is created, the manufacturing process can be automated, resulting in fast and cost-effective production of identical parts. The high production volumes help reduce per-unit costs.

3. Material Versatility:

Injection molding supports a wide range of thermoplastic materials, allowing for versatility in material selection based on the desired characteristics of the final part. Different materials can be used to achieve specific properties such as strength, flexibility, heat resistance, or chemical resistance.

4. Strength and Durability:

Injection molded parts can exhibit excellent strength and durability. The molding process ensures that the material is uniformly distributed, resulting in consistent mechanical properties throughout the part. This makes injection molded parts suitable for various applications that require structural integrity and longevity.

5. Minimal Post-Processing:

Injection molded parts often require minimal post-processing. The high precision and quality achieved during the molding process reduce the need for extensive additional machining or finishing operations, saving time and costs.

6. Design Flexibility:

With injection molding, designers have significant flexibility in part design. The process can accommodate complex geometries, undercuts, thin walls, and other design features that may be challenging or costly with other manufacturing methods. This flexibility allows for innovation and optimization of part functionality.

In summary, injection molded parts are components or products manufactured through the injection molding process. This process involves designing amold, selecting the appropriate material, melting and injecting the material into the mold, cooling and solidifying the part, opening the mold and ejecting the part, and applying finishing processes as necessary. Injection molded parts offer advantages such as high precision, complexity, cost-effective mass production, material versatility, strength and durability, minimal post-processing, and design flexibility. These factors contribute to the widespread use of injection molding in various industries for producing high-quality plastic parts.

China Custom Cheap Molded Customized Logo Plastic Injection Moulding Parts  China Custom Cheap Molded Customized Logo Plastic Injection Moulding Parts
editor by Dream 2024-05-02