Types of Mattress Spring Machines and Their Functions

Date:2024/07/19

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The quality and performance of a mattress are commonly judged by the type of springs used in mattress manufacturing. Mattress spring machines are specially developed devices to efficiently produce and assemble such springs that are utilized in the mattress manufacturing industry.

Knowing the various mattress spring machines and their functions is very critical to any manufacturer seeking an improved production process in terms of the quality of the mattresses set to hit the market. The following kinds of mattress spring machines venture into the details and roles each plays in the mattress manufacturing process.

1. Bonnell Spring Machines

Bonnell springs are among the oldest and most widely used kinds of mattress springs. Bonnell spring machines are designed for this kind of coil, which evokes an hourglass shape, the coils are hooked together at the top and the bottom to form a stable and durable spring unit.

Function:

Forming Coils: The Bonnell spring machine forms wire into hourglass coils. All coils are uniform in size and shape.
Heat Treatment: The coils get heat-treated to give them extra strength and durability.
Assembly: The coils shall afterward be connected with one another using the helical wires into a uniform spring unit.

Advantages:

Cost-effective in the production process.
High durability and stability.
Good market acceptance.

2. Pocket Spring Machines

Pocket springs are mostly individual coils, enveloped separately, which function independently. Pocket spring machines are used for pocket spring manufacturing. Pocket springs gain popularity due to their excellent support and motion isolation.

Function:

Individual Coil Production: This machine produces individual coils, all enveloped within a pocket of fabric.
Fabric Encasing: Fabric encasing is whereby every coil is covered within a non-woven fabric thus no tangling of the spring thus increasing durability.
Glue Application: Glue application involves gluing the fabric pockets to create a spring unit, that allows each coil to work independently of the other.

Advantages:

Excellent motion isolation.
Customized support.
High durability and comfort.

Pocket Spring Production Assembling Machine Line

3. Continuous Spring Machines

Continuous springs, otherwise known as open-coil springs, are made with just one continuous wire that runs through the entirety of the mattress. Continuous spring machines have been specially developed to cater to the production and manufacturing of these continuous coils, which serve as the necessary supportive structure for the mattress.

Function:

Wire Forming: The continuous wire goes into the continuous forming of a continuous wire into a series of interconnected coils.
Heat Treatment: The continuous wire is treated thermally to give it strength and durability.
Assembly: The coils are connected into a spring unit, providing a uniform structure for support.

Advantages:

High durability and stability
Cost-effective to produce
Uniform support and weight distribution

4. Offset Spring Machines

The offset springs are of a similar category like Bonnell springs but with a hinged, squared end which helps in better contouring and support. The offset spring machines are designed to produce such springs that balance the features between durability and comfort.

Function:

Coil Formation: The machine forms the wire into offset coils with a squared-off end.
Heat Treatment: The coils are then heat-treated to increase their strength and durability.
Assembly: Interconnect individual coils by helical wires to form a cohesive spring unit.

Advantages:

Enhanced support and contouring.
High durability and stability.
Cost-effective production.

5. Micro Pocket Spring Machines

Micro pocket springs are a miniature version of the standard designed pocket springs to give more precise support and enhanced comfort. The smaller coils are produced through a micro pocket spring machine, encapsulated within fabric pockets.

Function:

Individual Coil Production: The machine produces smaller coils, each encased in a fabric pocket.
Fabric Encasing: Each micro coil is enclosed with a non-woven fabric that prevents tangling of the springs and thus derives durability.
Glue Application: The spring unit is formed from fabric pockets glued together, which basically states that every coil acts independently of others.

Advantages:

Superb support and comfort
Great motion isolation
Strong durability and flexibility

Conclusion

The different kinds of mattress spring machines and their functions should be known well to manufacturers to achieve desired adjustments in the line of production, hence enhancing the quality of their products. From Bonnell and pocket spring machines to continuous and offset spring machines, each has its advantages and applications.

By selecting the appropriate spring machine for their specific needs, manufacturers can produce high-quality mattresses that meet the demands of their customers and maintain a competitive edge in the market.

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